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@ItsEeleeya ItsEeleeya commented Nov 22, 2025

Note

This is part of a preparation for bigger changes that are work-in-progress. These are smaller, but more frequent and should be done as early as possible to avoid future conflicts and unnecessary work.

This PR includes a small refactor in windows.rs and bumps some crate versions.
CapWindowId -> CapWindowDef and ShowCapWindow -> CapWindow.

We can now give the traffic light position to tauri instead of somewhat subclassing Tauri's NSWindow delegate. This is still not ideal for macOS 26+, that will be fixed with a later PR.

permissions.rs now uses objc2_application_services instead. This crate will be useful in the near future for determining the possible shape of a window.

Summary by CodeRabbit

  • New Features

    • Recordings can optionally include a camera feed.
    • Project saves now include mask and text segments in timelines.
  • Improvements

    • Upgraded desktop runtime and tooling.
    • macOS window management refined (traffic-light visibility, richer display sizing).
    • Enhanced Cap project file association metadata on macOS.
  • Bug Fixes

    • Safer macOS accessibility permission handling.
    • Screenshot editor UI: removed rounded corners and crop bounds overlay.

✏️ Tip: You can customize this high-level summary in your review settings.


Note

Refactors desktop windowing (CapWindowDef/CapWindow), switches macOS window/permissions to objc2, and upgrades Tauri/objc2 and plugins; also tweaks editor Zoom track and bundling metadata.

  • Desktop (windowing):
    • Rename CapWindowIdCapWindowDef and ShowCapWindowCapWindow; centralize window building/levels/buttons/fullscreen in windows.rs.
    • Remove custom macOS NSWindow delegate; use Tauri APIs with traffic_light_position and new WebviewWindowExt to access NSWindow and toggle traffic lights.
    • Improve camera window lifecycle/cleanup and overlay management.
  • Permissions (macOS):
    • Replace CoreFoundation bridges with objc2_application_services (AXIsProcessTrusted(WithOptions)), update request flow.
  • Frontend:
    • Simplify ZoomTrack.tsx segment rendering/selection logic.
  • Config/Bundling:
    • Add richer macOS file association metadata (rank/description/exportedType) in tauri.conf.json.
  • Dependencies:
    • Upgrade tauri to 2.9.3 and multiple tauri-* plugins; bump objc2*, block2, wry, tao, tauri-runtime(-wry), and serde; set @tauri-apps/cli to ^2.9.4.
    • Add objc2-application-services and related objc2-* crates; update lockfile accordingly.

Written by Cursor Bugbot for commit a598262. This will update automatically on new commits. Configure here.

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📥 Commits

Reviewing files that changed from the base of the PR and between 0ded5a9 and 2a919cb.

📒 Files selected for processing (1)
  • apps/desktop/src-tauri/src/windows.rs (27 hunks)

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Walkthrough

Workspace updates Tauri and adds objc2; macOS platform code migrates from raw FFI/delegate implementations to objc2-based APIs and a WebviewWindowExt trait; window identifier/enums renamed (CapWindowId → CapWindowDef, ShowCapWindow → CapWindow); recording and timeline types extended.

Changes

Cohort / File(s) Change Summary
Workspace & manifests
Cargo.toml, apps/desktop/package.json, apps/desktop/src-tauri/Cargo.toml, crates/.../Cargo.toml
Bump workspace tauri (2.5.0 → 2.9.x), add workspace objc2; update JS tauri deps/CLI; migrate many tauri plugins versions; convert per-crate objc2 to workspace references.
Window API rename & wiring
apps/desktop/src-tauri/src/windows.rs, apps/desktop/src-tauri/src/lib.rs, apps/desktop/src-tauri/src/tray.rs, apps/desktop/src-tauri/src/deeplink_actions.rs, apps/desktop/src-tauri/src/hotkeys.rs, apps/desktop/src/utils/tauri.ts
Systematic rename: CapWindowIdCapWindowDef and ShowCapWindowCapWindow; update variants, FromStr/Display/label/title helpers, imports, matches, and TypeScript showWindow type/signature.
Recording, screenshot & overlays
apps/desktop/src-tauri/src/recording.rs, apps/desktop/src-tauri/src/screenshot_editor.rs, apps/desktop/src-tauri/src/target_select_overlay.rs, apps/desktop/src/routes/screenshot-editor/Editor.tsx
Add camera_feed: Option<Arc<CameraFeedLock>> to InProgressRecording; extend timeline/project config with mask_segments and text_segments; add logical_size to DisplayInformation; minor UI tweaks; update label parsing to CapWindowDef.
macOS platform changes
apps/desktop/src-tauri/src/platform/macos/mod.rs, apps/desktop/src-tauri/src/platform/mod.rs, apps/desktop/src-tauri/src/permissions.rs, apps/desktop/src-tauri/src/platform/macos/delegates.rs
Migrate macOS accessibility and system calls from raw extern FFI to objc2 crate APIs; add WebviewWindowExt trait (objc2_nswindow, set_traffic_lights_visible); remove legacy delegates.rs delegate implementation.
Configuration & metadata
apps/desktop/src-tauri/tauri.conf.json
Add .cap file association metadata: rank, description, and exportedType (identifier + conformsTo).

Estimated code review effort

🎯 5 (Critical) | ⏱️ ~120 minutes

  • Areas needing extra attention:
    • apps/desktop/src-tauri/src/platform/macos/* — removed delegate implementation and introduced objc2-based APIs; verify event lifecycle, delegate behavior, and macOS-specific side effects.
    • apps/desktop/src-tauri/src/windows.rs, lib.rs — broad rename/semantics change to CapWindowDef/CapWindow; ensure label/from_str/display/title/activates_dock logic and cross-call sites are consistent.
    • apps/desktop/src-tauri/src/recording.rs — new camera_feed field: review threading, Arc usage, and serialization/cleanup.
    • Cross-language IPC: apps/desktop/src/utils/tauri.ts type changes vs Rust enums — confirm IPC payloads remain compatible.

Possibly related PRs

Suggested labels

codex

Suggested reviewers

  • oscartbeaumont
  • Brendonovich

Poem

🐰 I hopped through enums and ObjC glue,

CapWindow swapped its old for new.
objc2 hummed, the traffic lights bowed,
camera feeds nestled safe and proud.
A tiny rabbit cheers — code anew.

Pre-merge checks and finishing touches

❌ Failed checks (1 warning)
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✅ Passed checks (2 passed)
Check name Status Explanation
Description Check ✅ Passed Check skipped - CodeRabbit’s high-level summary is enabled.
Title check ✅ Passed The title accurately captures the main changes: refactoring in windows.rs with centralized window management and dependency version bumps for tauri and objc2 crates.

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@ItsEeleeya ItsEeleeya marked this pull request as ready for review December 3, 2025 19:33
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Actionable comments posted: 13

Note

Due to the large number of review comments, Critical, Major severity comments were prioritized as inline comments.

Caution

Some comments are outside the diff and can’t be posted inline due to platform limitations.

⚠️ Outside diff range comments (1)
crates/recording/src/output_pipeline/macos.rs (1)

123-139: Existing AVFoundationMp4Muxer::send_audio_frame also lacks retry limit.

The same unbounded loop issue exists in the original AudioMuxer implementation. Based on the retrieved learning, blocking is intentional for sequential processing, but indefinite blocking without timeout is still a reliability concern.

🟡 Minor comments (14)
apps/desktop/src-tauri/src/captions.rs-716-730 (1)

716-730: Potential silent word loss when timing data is missing.

If word_start is None but current_word is non-empty, the word is silently dropped. This can occur when all tokens in a word lack timing data (the else branch at line 706). Consider either logging a warning or falling back to the segment's overall timing for orphaned words.

 if !current_word.trim().is_empty() {
     if let Some(ws) = word_start {
         log::info!(
             "    -> Final word: '{}' ({:.2}s - {:.2}s)",
             current_word.trim(),
             ws,
             word_end
         );
         words.push(CaptionWord {
             text: current_word.trim().to_string(),
             start: ws,
             end: word_end,
         });
+    } else {
+        log::warn!(
+            "    -> Dropping word '{}' with no timing data",
+            current_word.trim()
+        );
     }
 }
apps/desktop/src/routes/editor/Player.tsx-309-311 (1)

309-311: Type error with MenuItem polymorphic as prop.

Static analysis flags a type mismatch when using as="div" on MenuItem. The component may not support this polymorphic pattern, or the type definitions need adjustment.

Consider using a styled div directly instead of the MenuItem component for this disabled header:

-<MenuItem as="div" class="text-gray-11" data-disabled="true">
-  Select preview quality
-</MenuItem>
+<div class="text-gray-11 px-2 py-1.5 text-sm" aria-disabled="true">
+  Select preview quality
+</div>
apps/desktop/src/routes/editor/Player.tsx-292-299 (1)

292-299: Type error in KSelect.Value component.

Static analysis indicates a type mismatch: the children function returns string but the expected type is different. The nullable coalescing with ?? may need explicit typing.

Consider updating the return type:

 <KSelect.Value<{ label: string; value: PreviewQuality }>
   class="flex-1 text-left truncate"
   placeholder="Select preview quality"
 >
-  {(state) =>
-    state.selectedOption()?.label ?? "Select preview quality"
-  }
+  {(state) => (
+    <span>{state.selectedOption()?.label ?? "Select preview quality"}</span>
+  )}
 </KSelect.Value>
apps/desktop/src/routes/editor/CaptionsTab.tsx-830-841 (1)

830-841: Number input onChange uses target.value without parsing validation.

The parseFloat(e.target.value) could produce NaN if the input is cleared or contains invalid characters. This could corrupt the segment data.

Add validation before updating:

 onChange={(e) =>
-  updateSegment(segment.id, {
-    start: parseFloat(e.target.value),
-  })
+  {
+    const value = parseFloat(e.target.value);
+    if (!Number.isNaN(value) && value >= 0) {
+      updateSegment(segment.id, { start: value });
+    }
+  }
 }

Also applies to: 847-858

apps/desktop/src/routes/editor/TextOverlay.tsx-86-88 (1)

86-88: Remove comments per coding guidelines.

The file contains several comments that violate the coding guidelines which state: "Never add any form of comments to code... Code must be self-explanatory through naming, types, and structure."

Remove comments on lines 86-88, 114, 122-127, 263, 276-278, 287-288, and 301. The code is already self-explanatory.

-        // Measurement Logic
         let hiddenMeasureRef: HTMLDivElement | undefined;
-              // Normalize to [0-1]
               const normalizedWidth = naturalWidth / deps.containerWidth;
               const normalizedHeight = naturalHeight / deps.containerHeight;

               const newFontSize = deps.fontSize;
               const newSizeX = normalizedWidth;
               const newSizeY = normalizedHeight;

-              // Logic simplified: Trust the measurement.
-
-              // Update if significant difference to avoid loops
               const sizeXDiff = Math.abs(newSizeX - segment().size.x);
               const sizeYDiff = Math.abs(newSizeY - segment().size.y);
-              // const fontDiff = Math.abs(newFontSize - segment().fontSize); // We aren't changing font size anymore

Also applies to: 114-127, 263-263, 276-278, 287-288, 301-301

apps/desktop/src/routes/editor/MaskOverlay.tsx-89-97 (1)

89-97: Fix the type error in Show component usage.

The static analysis reports a type error on line 90. The issue is that when using Show with a callback child, the callback receives the resolved when value as its parameter. The current compound expression selectedMask() && maskState() makes the type ambiguous.

Consider restructuring to use nested Show components or a single computed value:

-	<Show when={selectedMask() && maskState()}>
-		{() => {
-			const state = () => maskState()!;
+	<Show when={selectedMask()}>
+		{(selected) => (
+			<Show when={maskState()}>
+				{(state) => {
			const rect = () => {
-				const width = state().size.x * props.size.width;
-				const height = state().size.y * props.size.height;
-				const left = state().position.x * props.size.width - width / 2;
-				const top = state().position.y * props.size.height - height / 2;
+				const width = state().size.x * props.size.width;
+				const height = state().size.y * props.size.height;
+				const left = state().position.x * props.size.width - width / 2;
+				const top = state().position.y * props.size.height - height / 2;
				return { width, height, left, top };
			};
			// ... rest of component
+				}}
+			</Show>
+		)}
+	</Show>

Alternatively, create a combined memo:

const overlayData = createMemo(() => {
	const selected = selectedMask();
	const mask = maskState();
	if (!selected || !mask) return null;
	return { selected, mask };
});

// Then use:
<Show when={overlayData()}>
	{(data) => { /* use data().selected and data().mask */ }}
</Show>
apps/desktop/src/routes/editor/Editor.tsx-119-139 (1)

119-139: Event listeners not cleaned up on component unmount.

The handleTimelineResizeStart function adds mousemove and mouseup listeners to window, but if the component unmounts during a drag operation, these listeners remain attached. Consider using onCleanup to ensure removal.

+ import { onCleanup } from "solid-js";

 const handleTimelineResizeStart = (event: MouseEvent) => {
   if (event.button !== 0) return;
   event.preventDefault();
   const startY = event.clientY;
   const startHeight = timelineHeight();
   setIsResizingTimeline(true);

   const handleMove = (moveEvent: MouseEvent) => {
     const delta = moveEvent.clientY - startY;
     setStoredTimelineHeight(clampTimelineHeight(startHeight - delta));
   };

   const handleUp = () => {
     setIsResizingTimeline(false);
     window.removeEventListener("mousemove", handleMove);
     window.removeEventListener("mouseup", handleUp);
   };

   window.addEventListener("mousemove", handleMove);
   window.addEventListener("mouseup", handleUp);
+
+  onCleanup(() => {
+    window.removeEventListener("mousemove", handleMove);
+    window.removeEventListener("mouseup", handleUp);
+  });
 };

Committable suggestion skipped: line range outside the PR's diff.

crates/frame-converter/src/videotoolbox.rs-209-250 (1)

209-250: Buffer remains locked if frame creation or copy fails.

In copy_output_to_frame, if any operation after CVPixelBufferLockBaseAddress fails (e.g., during the copy loop), the function returns an error without calling CVPixelBufferUnlockBaseAddress. This leaves the buffer in a locked state.

Consider using a scope guard or restructuring to ensure unlock on all paths:

     fn copy_output_to_frame(
         &self,
         pixel_buffer: CVPixelBufferRef,
     ) -> Result<frame::Video, ConvertError> {
         unsafe {
             let lock_status = CVPixelBufferLockBaseAddress(pixel_buffer, 0);
             if lock_status != K_CV_RETURN_SUCCESS {
                 return Err(ConvertError::ConversionFailed(format!(
                     "CVPixelBufferLockBaseAddress failed: {}",
                     lock_status
                 )));
             }
         }
 
-        let mut output =
-            frame::Video::new(self.output_format, self.output_width, self.output_height);
+        let result = (|| {
+            let mut output =
+                frame::Video::new(self.output_format, self.output_width, self.output_height);
 
-        unsafe {
-            // ... copy logic ...
-        }
+            unsafe {
+                // ... copy logic ...
+            }
 
-        Ok(output)
+            Ok(output)
+        })();
+
+        unsafe {
+            CVPixelBufferUnlockBaseAddress(pixel_buffer, 0);
+        }
+
+        result
     }
crates/recording/examples/camera-benchmark.rs-158-159 (1)

158-159: Platform-specific null device path breaks Windows compatibility.

/dev/null is Unix-specific. On Windows, this would fail. Consider using a cross-platform approach.

-    let mut output =
-        ffmpeg::format::output_as("/dev/null", "mp4").expect("Failed to create dummy output");
+    let null_path = if cfg!(windows) { "NUL" } else { "/dev/null" };
+    let mut output =
+        ffmpeg::format::output_as(null_path, "mp4").expect("Failed to create dummy output");
apps/desktop/src/routes/editor/ExportDialog.tsx-1117-1118 (1)

1117-1118: Non-null assertion on potentially undefined value.

meta().sharing?.link! uses a non-null assertion after optional chaining. If sharing is undefined, the optional chain returns undefined, and the ! assertion would be incorrect.

Add a guard or use nullish coalescing:

-                                  navigator.clipboard.writeText(
-                                    meta().sharing?.link!,
-                                  );
+                                  const link = meta().sharing?.link;
+                                  if (link) navigator.clipboard.writeText(link);
apps/desktop/src/routes/editor/ExportDialog.tsx-1111-1130 (1)

1111-1130: Button has conflicting behaviors - opens link AND copies to clipboard.

The button is wrapped in an anchor that opens the link, but the onClick handler also writes to clipboard. This creates a confusing UX where clicking performs two actions simultaneously.

Consider separating these into distinct actions, or make the copy behavior explicit (e.g., a separate "Copy Link" button alongside "Open Link").

-                            <a
-                              href={meta().sharing?.link}
-                              target="_blank"
-                              rel="noreferrer"
-                              class="block"
-                            >
-                              <Button
-                                onClick={() => {
-                                  setCopyPressed(true);
-                                  setTimeout(() => {
-                                    setCopyPressed(false);
-                                  }, 2000);
-                                  navigator.clipboard.writeText(
-                                    meta().sharing?.link!,
-                                  );
-                                }}
-                                variant="dark"
-                                class="flex gap-2 justify-center items-center"
-                              >
+                            <Button
+                              onClick={() => {
+                                window.open(meta().sharing?.link, "_blank");
+                              }}
+                              variant="dark"
+                              class="flex gap-2 justify-center items-center"
+                            >
+                              <IconCapLink class="size-4" />
+                              <p>Open Link</p>
+                            </Button>

Committable suggestion skipped: line range outside the PR's diff.

apps/desktop/src-tauri/src/lib.rs-2947-2948 (1)

2947-2948: Type mismatch: Using CapWindow instead of CapWindowDef.

In has_open_editor_window, the code uses CapWindow::from_str but the pattern match uses CapWindow::Editor. Based on the refactoring pattern in this file, this should likely be CapWindowDef::from_str and CapWindowDef::Editor for consistency with the rest of the codebase.

 fn has_open_editor_window(app: &AppHandle) -> bool {
     app.webview_windows()
         .keys()
-        .any(|label| matches!(CapWindow::from_str(label), Ok(CapWindow::Editor { .. })))
+        .any(|label| matches!(CapWindowDef::from_str(label), Ok(CapWindowDef::Editor { .. })))
 }
crates/frame-converter/src/pool.rs-323-327 (1)

323-327: DropStrategy variants have identical behavior - DropOldest not implemented.

Both DropOldest and DropNewest simply increment the dropped counter. To implement DropOldest, you would need to receive and discard an old frame from the output channel before sending the new one. Currently, the newest frame is effectively dropped in both cases since try_send fails.

If DropOldest is intended to be different from DropNewest, it needs additional logic:

                             Err(flume::TrySendError::Full(_frame)) => match drop_strategy {
-                                DropStrategy::DropOldest | DropStrategy::DropNewest => {
+                                DropStrategy::DropOldest => {
+                                    let _ = output_tx.try_recv();
+                                    if output_tx.try_send(ConvertedFrame {
+                                        frame: converted,
+                                        sequence,
+                                        submit_time,
+                                        conversion_duration,
+                                    }).is_err() {
+                                        stats.frames_dropped.fetch_add(1, Ordering::Relaxed);
+                                    }
+                                }
+                                DropStrategy::DropNewest => {
                                     stats.frames_dropped.fetch_add(1, Ordering::Relaxed);
                                 }
                             },

Alternatively, document that both strategies currently behave identically (dropping the newest).

Committable suggestion skipped: line range outside the PR's diff.

crates/recording/src/output_pipeline/win.rs-693-743 (1)

693-743: SysMemSlicePitch should specify the total NV12 buffer size, not 0.

The row pitch calculation (frame.width * bytes_per_pixel = frame.width for NV12) is actually correct. However, SysMemSlicePitch is incorrectly set to 0. For NV12 planar format in D3D11, SysMemSlicePitch must be set to the total buffer size containing both Y and UV planes: width * (height + height/2) or equivalently width * height * 3/2. Setting it to 0 may cause the D3D11 driver to misinterpret the buffer layout.

🧹 Nitpick comments (50)
crates/recording/src/output_pipeline/core.rs (1)

488-519: Consider extracting shared frame-processing logic to reduce duplication.

The drain loop (lines 491-511) largely mirrors the main loop (lines 461-478). While the error handling differs intentionally (graceful warn! + break vs returning Err), the timestamp calculation and muxer call could be extracted into a helper closure to reduce repetition.

+    let process_frame = |frame: TVideo::Frame,
+                         first_tx: &mut Option<oneshot::Sender<Timestamp>>,
+                         muxer: &Arc<Mutex<TMutex>>| async {
+        let timestamp = frame.timestamp();
+        if let Some(tx) = first_tx.take() {
+            let _ = tx.send(timestamp);
+        }
+        let duration = timestamp
+            .checked_duration_since(timestamps)
+            .unwrap_or(Duration::ZERO);
+        muxer.lock().await.send_video_frame(frame, duration)
+    };

This would allow both loops to call process_frame and handle errors according to their respective policies.

crates/recording/src/screenshot.rs (1)

195-199: Consider downgrading fast-capture size logging from info to debug in the future

Logging the final fast-captured image dimensions is helpful while validating the new area-capture behavior, but if screenshots are taken frequently this info-level line might become noisy in production logs. Once you are confident in the behavior, consider moving this to debug or guarding it behind a more verbose log level/feature flag.

apps/desktop/src/routes/target-select-overlay.tsx (1)

708-736: Remove debug logs; approve cropBounds refactor.

The refactor to capture crop() once into cropBounds (Line 708) and use it consistently throughout (Lines 723-724, 727-728) is excellent—this ensures atomic reads and prevents potential inconsistencies from multiple function calls.

However, the debug console.log statements (Lines 710-716, 733-736) appear to be temporary debugging artifacts and should be removed before merging.

Apply this diff to remove the debug logs while keeping the cropBounds refactor:

 						if (was && !interacting) {
 							if (options.mode === "screenshot" && isValid()) {
 								const cropBounds = crop();
-								const displayInfo = areaDisplayInfo.data;
-								console.log("[Screenshot Debug] crop bounds:", cropBounds);
-								console.log("[Screenshot Debug] display info:", displayInfo);
-								console.log(
-									"[Screenshot Debug] window.innerWidth/Height:",
-									window.innerWidth,
-									window.innerHeight,
-								);
-
 								const target: ScreenCaptureTarget = {
 									variant: "area",
 									screen: displayId(),
 									bounds: {
 										position: {
 											x: cropBounds.x,
 											y: cropBounds.y,
 										},
 										size: {
 											width: cropBounds.width,
 											height: cropBounds.height,
 										},
 									},
 								};
 
-								console.log(
-									"[Screenshot Debug] target being sent:",
-									JSON.stringify(target, null, 2),
-								);
-
 								try {
 									const path = await invoke<string>("take_screenshot", {
 										target,
apps/desktop/src-tauri/src/recording.rs (1)

1228-1241: Consider consolidating duplicate Camera window closing.

The Camera window is closed twice within the same code block:

  • First at lines 1231-1233
  • Again at lines 1239-1241

Unless there's a specific reason for this pattern (e.g., ensuring cleanup after feed removal), these could be consolidated into a single operation.

Apply this diff to consolidate:

     if let Some(window) = CapWindowDef::Main.get(&handle) {
         window.unminimize().ok();
     } else {
-        if let Some(v) = CapWindowDef::Camera.get(&handle) {
-            let _ = v.close();
-        }
         let _ = app.mic_feed.ask(microphone::RemoveInput).await;
         let _ = app.camera_feed.ask(camera::RemoveInput).await;
         app.selected_mic_label = None;
         app.selected_camera_id = None;
         app.camera_in_use = false;
         if let Some(win) = CapWindowDef::Camera.get(&handle) {
             win.close().ok();
         }
     }
crates/export/src/mp4.rs (1)

193-224: Screenshot task behavior is sound; consider logging I/O failures instead of fully swallowing them

The move of screenshot generation into spawn_blocking looks correct and keeps blocking I/O off the async runtime, and panics inside the task are safely contained and logged via the JoinError branch.

Right now, failures from create_dir_all and rgb_img.save are silently ignored, which can make debugging “missing screenshot” reports harder. You can keep export non‑fatal while still logging these errors:

-                        let screenshots_dir = project_path.join("screenshots");
-                        if std::fs::create_dir_all(&screenshots_dir).is_err() {
-                            return;
-                        }
-
-                        let screenshot_path = screenshots_dir.join("display.jpg");
-                        let _ = rgb_img.save(&screenshot_path);
+                        let screenshots_dir = project_path.join("screenshots");
+                        if let Err(e) = std::fs::create_dir_all(&screenshots_dir) {
+                            warn!(
+                                "Failed to create screenshots directory at {}: {e}",
+                                screenshots_dir.display()
+                            );
+                            return;
+                        }
+
+                        let screenshot_path = screenshots_dir.join("display.jpg");
+                        if let Err(e) = rgb_img.save(&screenshot_path) {
+                            warn!(
+                                "Failed to save screenshot to {}: {e}",
+                                screenshot_path.display()
+                            );
+                        }

This keeps screenshot failures non‑fatal but provides useful diagnostics when they occur.

apps/desktop/src-tauri/src/captions.rs (1)

963-972: Consider handling potential NaN values in JSON serialization.

serde_json::Number::from_f64() returns None for NaN or Infinity values. While unlikely, if segment.start or segment.end ever become NaN, the unwrap() will panic. Consider using unwrap_or with a fallback or validating values upstream.

crates/rendering/src/layers/captions.rs (2)

131-155: Unused parameter _fade_opacity in calculate_bounce_offset.

The first parameter _fade_opacity is declared but never used in the function body. Consider removing it if not needed.

 fn calculate_bounce_offset(
-    _fade_opacity: f32,
     time_from_start: f32,
     time_to_end: f32,
     fade_duration: f32,
 ) -> f32 {

Also update the call site at line 371-372:

-        let bounce_offset =
-            calculate_bounce_offset(fade_opacity, time_from_start, time_to_end, fade_duration);
+        let bounce_offset =
+            calculate_bounce_offset(time_from_start, time_to_end, fade_duration);

707-715: Redundant scissor rect set at line 712.

The scissor rect is set at line 708, then immediately set again to the same values at line 712 before text_renderer.render(). The second call appears unnecessary.

         if let Some([x, y, width, height]) = self.background_scissor {
             pass.set_scissor_rect(x, y, width, height);
             pass.set_pipeline(&self.background_pipeline);
             pass.set_bind_group(0, &self.background_bind_group, &[]);
             pass.draw(0..6, 0..1);
-            pass.set_scissor_rect(x, y, width, height);
         } else if self.output_size.0 > 0 && self.output_size.1 > 0 {
             pass.set_scissor_rect(0, 0, self.output_size.0, self.output_size.1);
         }
crates/frame-converter/src/d3d11.rs (1)

469-475: Limited format support in pixel_to_dxgi.

Only NV12 and YUYV422 are supported. Other common formats like RGB/BGRA will fail with an error that incorrectly states the output format is NV12.

Consider improving the error message or extending format support:

 fn pixel_to_dxgi(pixel: Pixel) -> Result<DXGI_FORMAT, ConvertError> {
     match pixel {
         Pixel::NV12 => Ok(DXGI_FORMAT_NV12),
         Pixel::YUYV422 => Ok(DXGI_FORMAT_YUY2),
-        _ => Err(ConvertError::UnsupportedFormat(pixel, Pixel::NV12)),
+        other => Err(ConvertError::UnsupportedFormat(other, other)),
     }
 }
crates/enc-ffmpeg/src/video/h264.rs (1)

351-375: Consider validating pre-converted frame format and dimensions.

queue_preconverted_frame logs the frame details but doesn't validate that the frame matches expected output_format and dimensions. A mismatch could cause encoder errors or corrupt output.

Consider adding validation:

     pub fn queue_preconverted_frame(
         &mut self,
         mut frame: frame::Video,
         timestamp: Duration,
         output: &mut format::context::Output,
     ) -> Result<(), QueueFrameError> {
+        if frame.format() != self.output_format
+            || frame.width() != self.output_width
+            || frame.height() != self.output_height
+        {
+            return Err(QueueFrameError::Converter(ffmpeg::Error::InvalidData));
+        }
+
         trace!(
             "Encoding pre-converted frame: format={:?}, size={}x{}, expected={:?} {}x{}",
             frame.format(),
crates/recording/src/benchmark.rs (4)

83-101: RwLock contention may impact performance under high frame rates.

Each call to record_frame_converted and record_frame_encoded acquires a write lock on the timing vectors. At high frame rates (e.g., 60+ FPS), this could become a bottleneck.

Consider using lock-free data structures or batching updates. For example, you could use a bounded concurrent queue and drain it periodically:

use crossbeam_channel::Sender;

struct PipelineMetrics {
    conversion_times_tx: Sender<u64>,
    // ...
}

Alternatively, if this is acceptable for benchmark scenarios (which typically have lower performance requirements than production), document this tradeoff.


71-77: Unwrap on RwLock could panic if lock is poisoned.

Using .unwrap() on RwLock guards will panic if another thread panicked while holding the lock. Consider using .expect() with a descriptive message or handling the poisoned lock.

     pub fn start(&self) {
-        *self.start_time.write().unwrap() = Some(Instant::now());
+        *self.start_time.write().expect("start_time lock poisoned") = Some(Instant::now());
     }

     pub fn stop(&self) {
-        *self.end_time.write().unwrap() = Some(Instant::now());
+        *self.end_time.write().expect("end_time lock poisoned") = Some(Instant::now());
     }

387-395: Potential panic in percentile_duration with edge cases.

When p is 100.0, the index calculation ((100.0 / 100.0) * (len - 1)).round() equals len - 1, which is correct. However, if p > 100.0, the index could exceed bounds.

Add bounds clamping:

 fn percentile_duration(times_ns: &[u64], p: f64) -> Option<Duration> {
     if times_ns.is_empty() {
         return None;
     }
     let mut sorted: Vec<u64> = times_ns.to_vec();
     sorted.sort_unstable();
-    let idx = ((p / 100.0) * (sorted.len() - 1) as f64).round() as usize;
+    let idx = ((p.clamp(0.0, 100.0) / 100.0) * (sorted.len() - 1) as f64).round() as usize;
     Some(Duration::from_nanos(sorted[idx]))
 }

463-466: Hardcoded GPU detection for macOS.

detect_macos_gpu returns a static string rather than actually detecting the GPU type.

Consider using system APIs to detect the actual GPU, or document that this is a placeholder:

 #[cfg(target_os = "macos")]
 fn detect_macos_gpu() -> String {
-    "Apple Silicon / Intel UHD".to_string()
+    // TODO: Use IOKit or Metal API to detect actual GPU
+    "Unknown (VideoToolbox)".to_string()
 }
apps/desktop/src/store/captions.ts (1)

127-144: Consider spreading settings to avoid field drift.

The saveCaptions method explicitly lists each setting field. If new fields are added to CaptionSettings in the future, they could be missed here, causing data loss on save.

Apply this diff to use spread and avoid missing new fields:

 const captionsData = {
   segments: state.segments,
-  settings: {
-    enabled: state.settings.enabled,
-    font: state.settings.font,
-    size: state.settings.size,
-    color: state.settings.color,
-    backgroundColor: state.settings.backgroundColor,
-    backgroundOpacity: state.settings.backgroundOpacity,
-    position: state.settings.position,
-    bold: state.settings.bold,
-    italic: state.settings.italic,
-    outline: state.settings.outline,
-    outlineColor: state.settings.outlineColor,
-    exportWithSubtitles: state.settings.exportWithSubtitles,
-    highlightColor: state.settings.highlightColor,
-    fadeDuration: state.settings.fadeDuration,
-  },
+  settings: { ...state.settings },
 };
crates/frame-converter/Cargo.toml (1)

20-21: Empty macOS dependencies section.

The macOS target dependencies section is empty. If this is a placeholder for future additions, consider removing it until needed to reduce noise.

crates/rendering/src/mask.rs (1)

10-15: Consider caching sorted keyframes to avoid repeated sorting.

Both interpolate_vector and interpolate_scalar clone and sort the keyframes array on every call. Since this function is called per-segment per-frame during rendering, this could become a performance bottleneck for segments with many keyframes.

Consider pre-sorting keyframes when segments are created/modified, or caching the sorted order.

Also applies to: 42-47

apps/desktop/src/routes/editor/Timeline/ZoomTrack.tsx (1)

404-416: isSelected may match wrong segment if multiple segments share same start/end times.

The current implementation uses findIndex comparing both start and end to locate the segment. While unlikely in practice, if two segments had identical timing values, this could match the wrong one. Consider using the loop index i() directly instead.

 const isSelected = createMemo(() => {
     const selection = editorState.timeline.selection;
     if (!selection || selection.type !== "zoom") return false;

-    const segmentIndex = project.timeline?.zoomSegments?.findIndex(
-        (s) => s.start === segment.start && s.end === segment.end,
-    );
-
-    // Support both single selection (index) and multi-selection (indices)
-    if (segmentIndex === undefined || segmentIndex === -1) return false;
-
-    return selection.indices.includes(segmentIndex);
+    return selection.indices.includes(i());
 });
crates/recording/src/output_pipeline/async_camera.rs (1)

35-49: Consider documenting the rationale for default capacity values.

The default values (worker_count: 4, input_capacity: 120, output_capacity: 90) appear well-chosen, but the reasoning isn't immediately clear. Consider adding a brief explanation in documentation or a related design document for future maintainers.

apps/desktop/src/routes/editor/Timeline/MaskTrack.tsx (3)

85-101: Segment length check may be too permissive.

At Line 87, the check if (length <= 0) return only guards against zero/negative length. If totalDuration() is smaller than minDuration(), the segment created will be shorter than the minimum visual threshold, potentially causing UI issues.

 const addSegmentAt = (time: number) => {
-  const length = Math.min(minDuration(), totalDuration());
-  if (length <= 0) return;
+  const length = Math.min(minDuration(), totalDuration());
+  if (length < minDuration() && totalDuration() >= minDuration()) return;
+  if (length <= 0) return;

Alternatively, this may be intentional to allow small segments when the total duration is small. Consider whether this edge case needs handling.


103-111: Fallback time calculation uses raw pixel offset without bounds check.

Line 109 calculates time from pixel position but doesn't guard against timelineBounds.left being undefined beyond the nullish coalescing. The formula secsPerPixel() * (e.clientX - (timelineBounds.left ?? 0)) could produce unexpected values if bounds aren't ready.

Consider adding an early return if timeline bounds aren't fully initialized:

 const handleBackgroundMouseDown = (e: MouseEvent) => {
   if (e.button !== 0) return;
   if ((e.target as HTMLElement).closest("[data-mask-segment]")) return;
+  if (timelineBounds.left === undefined) return;
   const timelineTime =
     editorState.previewTime ??
     editorState.playbackTime ??
-    secsPerPixel() * (e.clientX - (timelineBounds.left ?? 0));
+    secsPerPixel() * (e.clientX - timelineBounds.left);
   addSegmentAt(timelineTime);
 };

282-288: Redundant sorting after each segment update.

The pattern of calling setProject to update a segment property and then immediately calling setProject again to sort appears three times (start handle, content drag, end handle). This triggers two separate state updates per drag event.

Consider combining the update and sort into a single produce call:

-(e, value, initialMouseX) => {
-  const delta = (e.clientX - initialMouseX) * secsPerPixel();
-  const next = Math.max(
-    value.minValue,
-    Math.min(value.maxValue, value.start + delta),
-  );
-  setProject("timeline", "maskSegments", i(), "start", next);
-  setProject(
-    "timeline",
-    "maskSegments",
-    produce((items) => {
-      items.sort((a, b) => a.start - b.start);
-    }),
-  );
-},
+(e, value, initialMouseX) => {
+  const delta = (e.clientX - initialMouseX) * secsPerPixel();
+  const next = Math.max(
+    value.minValue,
+    Math.min(value.maxValue, value.start + delta),
+  );
+  setProject(
+    "timeline",
+    "maskSegments",
+    produce((items) => {
+      items[i()].start = next;
+      items.sort((a, b) => a.start - b.start);
+    }),
+  );
+},

Also applies to: 320-326, 359-365

crates/rendering/src/layers/text.rs (1)

141-151: Error handling logs warnings but continues execution.

Using warn! for prepare/render failures is appropriate for a rendering layer where occasional failures shouldn't crash the application. However, consider whether upstream callers need to know about failures.

If upstream code needs to react to rendering failures (e.g., skip compositing), consider returning a Result or a success boolean instead of silently logging.

Also applies to: 154-161

apps/desktop/src/routes/editor/CaptionsTab.tsx (1)

380-418: Segment operations duplicate store logic.

The deleteSegment, updateSegment, and addSegment functions duplicate similar logic found in apps/desktop/src/store/captions.ts (referenced in relevant snippets). Consider using the store methods directly for consistency.

Based on the relevant code snippets showing addSegment, updateSegment in the captions store, consider importing and using those methods instead of duplicating the logic here.

crates/frame-converter/examples/benchmark.rs (2)

77-77: Clippy lint: prefer while let Some(..) over while let Some(_).

Using .. instead of _ for unused bindings is more idiomatic and may satisfy stricter clippy configurations.

-while let Some(_) = pool.try_recv() {
+while let Some(..) = pool.try_recv() {
     received += 1;
 }

236-236: Same clippy lint: prefer Some(..) pattern.

-if let Some(_) = pool.recv_timeout(Duration::from_millis(100)) {
+if let Some(..) = pool.recv_timeout(Duration::from_millis(100)) {
apps/desktop/src/routes/editor/TextOverlay.tsx (2)

229-233: Unused variable deltaPxX in corner resize logic.

The variable deltaPxX is computed but never used. The scaling uses only scaleY. If uniform scaling is intended, this is correct but the variable should be removed to avoid confusion.

 if (isCorner) {
-  const currentWidthPx = startSize.x * props.size.width;
   const currentHeightPx = startSize.y * props.size.height;
-
-  const deltaPxX = dx * props.size.width * dirX;
   const deltaPxY = dy * props.size.height * dirY;

   const scaleY = (currentHeightPx + deltaPxY) / currentHeightPx;
   const scale = scaleY;

26-27: Consider extracting clamp to a shared utility.

The clamp function is commonly needed across components. It could be imported from a shared utilities module if one exists, or created for reuse.

apps/desktop/src/routes/editor/Timeline/index.tsx (1)

49-80: Consider hoisting trackDefinitions outside the component.

The trackDefinitions array is static and doesn't depend on component state or props. Moving it outside the Timeline function would avoid recreating the array on each render.

+const trackDefinitions: TrackDefinition[] = [
+	{
+		type: "clip",
+		label: "Clip",
+		icon: trackIcons.clip,
+		locked: true,
+	},
+	// ... rest of definitions
+];
+
 export function Timeline() {
-	const trackDefinitions: TrackDefinition[] = [
-		// ...
-	];
apps/desktop/src/routes/editor/MaskOverlay.tsx (1)

154-158: Remove inline comments per coding guidelines.

As per coding guidelines, comments should not be added to code. The code should be self-explanatory through naming and structure.

-						{/* Border/Highlight */}
 						<div class="absolute inset-0 rounded-md border-2 border-blue-9 bg-blue-9/10 cursor-move" />

-						{/* Handles */}
-						{/* Corners */}
 						<ResizeHandle

Also remove the {/* Sides */} comment on line 176.

crates/rendering/src/text.rs (2)

16-29: Consider supporting 8-character hex colors for alpha transparency.

The parse_color function only handles 6-character hex codes (RGB), always returning alpha = 1.0. If TextSegment.color can include alpha (e.g., #RRGGBBAA), this would silently ignore it.

 fn parse_color(hex: &str) -> [f32; 4] {
     let color = hex.trim_start_matches('#');
-    if color.len() == 6 {
-        if let (Ok(r), Ok(g), Ok(b)) = (
+    if color.len() == 6 || color.len() == 8 {
+        if let (Ok(r), Ok(g), Ok(b)) = (
             u8::from_str_radix(&color[0..2], 16),
             u8::from_str_radix(&color[2..4], 16),
             u8::from_str_radix(&color[4..6], 16),
         ) {
-            return [r as f32 / 255.0, g as f32 / 255.0, b as f32 / 255.0, 1.0];
+            let a = if color.len() == 8 {
+                u8::from_str_radix(&color[6..8], 16).unwrap_or(255)
+            } else {
+                255
+            };
+            return [r as f32 / 255.0, g as f32 / 255.0, b as f32 / 255.0, a as f32 / 255.0];
         }
     }
 
     [1.0, 1.0, 1.0, 1.0]
 }

44-47: Consider using a HashSet for hidden_indices if segment count grows.

The hidden_indices.contains(&i) lookup is O(n) per segment. For small segment counts this is fine, but if segment counts grow, switching to HashSet<usize> would make lookups O(1).

crates/recording/examples/encoding-benchmark.rs (3)

133-142: Conversion duration measurement may be inaccurate.

The conversion_duration is measured as conversion_end.duration_since(receive_time), but receive_time is set before pool.submit(). This includes the time spent in submit() (which may block if queues are full), not just the actual conversion time. For accurate conversion timing, consider using the timestamp from when the frame was actually picked up by the worker.


147-163: Hardcoded conversion time during drain phase skews metrics.

During the drain loop, metrics.record_frame_converted(Duration::from_millis(1)) uses a fixed 1ms value instead of actual conversion time. This underestimates the average conversion time in the final metrics.

Consider tracking actual conversion time by storing submission timestamps in the pool's output frames, or simply not recording conversion time during drain.


407-419: Unknown --mode values silently run full benchmark.

The "full" | _ pattern means any unrecognized mode (e.g., --mode typo) will run the full benchmark without warning. Consider printing a warning for unrecognized modes.

     match mode {
         "formats" => benchmark_conversion_formats(&config),
         "encode" => benchmark_encode_times(&config),
         "workers" => benchmark_worker_counts(&config),
         "resolutions" => benchmark_resolutions(&config),
-        "full" | _ => {
+        "full" => {
+            benchmark_conversion_formats(&config);
+            benchmark_encode_times(&config);
+            benchmark_worker_counts(&config);
+            benchmark_resolutions(&config);
+            run_full_benchmark(&config);
+        }
+        unknown => {
+            eprintln!("Unknown mode '{}', running full benchmark", unknown);
             benchmark_conversion_formats(&config);
             benchmark_encode_times(&config);
             benchmark_worker_counts(&config);
             benchmark_resolutions(&config);
             run_full_benchmark(&config);
         }
     }
crates/recording/examples/recording-benchmark.rs (2)

218-221: Unsafe set_var is unsound in multi-threaded contexts.

std::env::set_var is marked unsafe in recent Rust editions because modifying environment variables is inherently racy in multi-threaded programs. Since this is within #[tokio::main], threads may already be spawned.

Consider setting the environment variable before the tokio runtime starts, or use a safer initialization pattern:

-#[tokio::main]
-async fn main() -> Result<(), Box<dyn std::error::Error>> {
-    unsafe { std::env::set_var("RUST_LOG", "info") };
-    tracing_subscriber::fmt::init();
+fn main() -> Result<(), Box<dyn std::error::Error>> {
+    std::env::set_var("RUST_LOG", "info");
+    tracing_subscriber::fmt::init();
+
+    tokio::runtime::Builder::new_multi_thread()
+        .enable_all()
+        .build()?
+        .block_on(async_main())
+}
+
+async fn async_main() -> Result<(), Box<dyn std::error::Error>> {

271-271: Catch-all pattern after explicit match arm is redundant.

The pattern "full" | _ makes "full" unreachable since _ already matches everything. If the intent is to treat unknown modes as "full", consider clarifying:

-        "full" | _ => {
+        _ => {
             println!("Mode: Full benchmark suite\n");

Or add a warning for unrecognized modes before falling back to full.

crates/recording/examples/camera-benchmark.rs (2)

173-173: Silently ignoring write_header error may mask configuration issues.

Using .ok() discards any error from write_header(). If the output context is misconfigured, this could lead to confusing downstream failures.

Consider at least logging the error:

-    output.write_header().ok();
+    if let Err(e) = output.write_header() {
+        warn!("Failed to write output header: {}", e);
+    }

319-322: Same unsafe set_var issue as recording-benchmark.rs.

See previous comment on recording-benchmark.rs regarding unsafe { std::env::set_var(...) } in async context.

Apply the same fix pattern as suggested for recording-benchmark.rs - set env var before runtime initialization.

crates/rendering/src/layers/mask.rs (1)

44-49: Bind group recreated on every render call - potential optimization opportunity.

A new bind group is created for each render() call. While this is correct, if the same mask is rendered repeatedly with only uniform changes, the bind group could be cached and only recreated when the texture view changes.

This is a minor optimization that could be deferred. The current implementation is correct but creates allocation pressure for frequently updated masks.

apps/desktop/src/routes/editor/masks.ts (1)

76-79: Consider exporting sortByTime and timeMatch utilities.

These helper functions could be useful for text segment keyframes or other timeline utilities. If they're intentionally private, this is fine.

crates/recording/src/output_pipeline/macos.rs (1)

142-193: Consider extracting common muxer setup logic.

AVFoundationCameraMuxer duplicates the Muxer trait implementation from AVFoundationMp4Muxer (lines 46-82). Both have identical setup and finish methods. Consider extracting shared logic or using a generic wrapper.

apps/desktop/src/routes/editor/Timeline/TextTrack.tsx (1)

280-286: Repeated sorting after each segment update.

Each drag update calls segments.sort() via produce. For many segments, this could be optimized by deferring sort until drag ends, or using binary insertion for single-segment moves.

Also applies to: 318-324, 355-361

apps/desktop/src/routes/editor/ConfigSidebar.tsx (1)

2664-2719: Duplicated font weight options array.

The weight options array is defined twice - once in the KSelect options prop and again in the KSelect.Value render function. Extract to a constant:

+const FONT_WEIGHT_OPTIONS = [
+  { label: "Thin", value: 100 },
+  { label: "Extra Light", value: 200 },
+  { label: "Light", value: 300 },
+  { label: "Normal", value: 400 },
+  { label: "Medium", value: 500 },
+  { label: "Semi Bold", value: 600 },
+  { label: "Bold", value: 700 },
+  { label: "Extra Bold", value: 800 },
+  { label: "Black", value: 900 },
+];

 <KSelect
-  options={[
-    { label: "Thin", value: 100 },
-    ...
-  ]}
+  options={FONT_WEIGHT_OPTIONS}
   ...
 >
   <KSelect.Value<any> class="truncate">
     {(state) => {
       const selected = state.selectedOption();
       if (selected) return selected.label;
       const weight = props.segment.fontWeight;
-      const option = [
-        { label: "Thin", value: 100 },
-        ...
-      ].find((o) => o.value === weight);
+      const option = FONT_WEIGHT_OPTIONS.find((o) => o.value === weight);
       return option ? option.label : weight.toString();
     }}
   </KSelect.Value>
 </KSelect>
crates/recording/src/output_pipeline/win.rs (3)

405-414: Consider handling unrecognized pixel formats explicitly.

The fallback to DXGI_FORMAT_NV12 for unrecognized pixel formats may produce incorrect results silently. Consider returning an error or logging a warning for unsupported formats.

     pub fn dxgi_format(&self) -> DXGI_FORMAT {
         match self.pixel_format {
             cap_camera_windows::PixelFormat::NV12 => DXGI_FORMAT_NV12,
             cap_camera_windows::PixelFormat::YUYV422 => DXGI_FORMAT_YUY2,
             cap_camera_windows::PixelFormat::UYVY422 => DXGI_FORMAT_UYVY,
-            _ => DXGI_FORMAT_NV12,
+            other => {
+                tracing::warn!("Unsupported pixel format {:?}, defaulting to NV12", other);
+                DXGI_FORMAT_NV12
+            }
         }
     }

567-618: First frame handling logic is complex - consider simplification.

The process_frame closure captures first_timestamp by reference in an unusual pattern. The frame count check inside the encoder's input closure creates a non-obvious flow where the first frame is handled specially.

Consider restructuring to process the first frame before entering the encoder loop to simplify the control flow.


609-615: Silently ignoring muxer write errors.

The write_sample error is captured but only converted to a string and discarded. This could hide real encoding issues.

                             |output_sample| {
                                 let mut output = output.lock().unwrap();
-                                let _ = muxer
+                                if let Err(e) = muxer
                                     .write_sample(&output_sample, &mut *output)
-                                    .map_err(|e| format!("WriteSample: {e}"));
+                                {
+                                    tracing::warn!("WriteSample error: {e}");
+                                }
                                 Ok(())
                             },
apps/desktop/src-tauri/src/windows.rs (1)

327-332: Consider extracting magic window level constant.

The hardcoded value 50 for the window level lacks context. Consider using a named constant or referencing an existing NSWindowLevel constant for clarity, similar to how other window levels are handled in CapWindowDef::window_level().

apps/desktop/src/routes/editor/context.ts (1)

130-147: Type assertions used for maskSegments/textSegments access.

The code uses type assertions (as TimelineConfiguration & { maskSegments?: MaskSegment[] }) to access these fields. This suggests the base TimelineConfiguration type from tauri.ts may not include these fields yet. Consider updating the generated types to include maskSegments and textSegments to eliminate these casts.

crates/project/src/configuration.rs (1)

749-774: Consider using CaptionPosition enum for CaptionSettings.position.

A CaptionPosition enum is defined at lines 749-759, but CaptionSettings.position at line 773 is typed as String. This creates potential inconsistency and loses type safety. Consider updating the field to use the enum type directly.

 pub struct CaptionSettings {
     pub enabled: bool,
     pub font: String,
     pub size: u32,
     pub color: String,
     #[serde(alias = "backgroundColor")]
     pub background_color: String,
     #[serde(alias = "backgroundOpacity")]
     pub background_opacity: u32,
     #[serde(default)]
-    pub position: String,
+    pub position: CaptionPosition,

Note: This would require updating CaptionSettings::default() to use CaptionPosition::BottomCenter instead of "bottom-center".to_string().

Comment on lines 16 to 24
fn objc2_nswindow(&self) -> &NSWindow {
// SAFETY: This cast is safe as the existence of the WebviewWindow means it's attached to an NSWindow
unsafe {
&*self
.ns_window()
.expect("WebviewWindow is always backed by NSWindow")
.cast()
}
}
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⚠️ Potential issue | 🔴 Critical

🧩 Analysis chain

🏁 Script executed:

cat -n apps/desktop/src-tauri/src/platform/macos/mod.rs | head -50

Repository: CapSoftware/Cap

Length of output: 174


🌐 Web query:

tauri WebviewWindow ns_window safety guarantees macOS NSWindow lifetime

💡 Result:

Short answer: Tauri does not give a Rust lifetime guarantee for the raw NSWindow pointer returned by WebviewWindow::ns_window(); it exposes a raw pointer/opaque handle for use only in platform-specific, unsafe blocks (and many AppKit calls must be made on the main thread). You must treat the pointer as transient—do not store it expecting Rust to keep the Cocoa object alive—call into it only while you know the window is alive (e.g., inside setup/with_webview callbacks or synchronised to the app main thread) and avoid returning or holding that raw pointer across async/threads. See the WebviewWindow docs and macOS implementation notes. [1][2][3]

Why / practical rules:

  • ns_window() exposes the platform NSWindow handle for platform extensions; it’s an unsafe, non-owning pointer (no Rust lifetime is enforced). Use it only in unsafe blocks and only while the window is known to exist. [1]
  • AppKit UI work must run on the main thread / be dispatched to main; Tauri’s macOS implementation dispatches UI ops to main to be thread-safe. Don’t call Cocoa APIs from background threads. [3]
  • There are macOS-specific behavior/compat issues (e.g. content-protection and ScreenCaptureKit) that are managed at the NSWindow level; those are platform changes you should handle via proper AppKit calls while the window is alive. [2]

Practical checklist:

  • Only call window.ns_window() inside setup/with_webview or while you hold a valid WebviewWindow reference.
  • Wrap Cocoa calls in unsafe { } and run them on the main thread (dispatch if needed).
  • Don’t store or transmute the returned pointer as a long‑lived Rust reference; if you need longer-lived control, keep the Tauri Window/WebviewWindow handle and re-fetch ns_window when needed.
  • When in doubt, use Tauri/tao high‑level APIs or open an issue/PR on the Tauri repo for a safe extension.

Sources:
[1] Tauri WebviewWindow docs (ns_window usage examples).
[2] Tauri GitHub issue discussing NSWindow/content protection behavior on macOS.
[3] tauri/tao macOS implementation notes re: AppKit thread-safety and ns_window extension.


🏁 Script executed:

git -C /tmp/Cap log --oneline -1 2>/dev/null || echo "Repo not available"

Repository: CapSoftware/Cap

Length of output: 174


🏁 Script executed:

# Search for the file and examine its structure
fd "mod\.rs" -p "*macos*" 2>/dev/null | head -5

Repository: CapSoftware/Cap

Length of output: 174


Remove comment and redesign method to avoid unsound pointer-to-reference conversion

This code violates two requirements:

  1. Comment violation: The // SAFETY: comment contradicts the no-comments guideline for Rust files.

  2. Unsound unsafe code: According to Tauri's contract, ns_window() returns a non-owning, transient raw pointer with no Rust lifetime guarantee. Converting it to a stable reference (&NSWindow) is unsound—if the WebviewWindow is dropped or the window is deallocated, the returned reference becomes dangling. The pointer must not be stored or converted to a reference that outlives the window.

Required changes:

  • Remove the // SAFETY: comment.
  • Redesign this method to avoid creating a long-lived Rust reference from a transient pointer. Either:
    • Return a raw pointer (*const NSWindow) if callers need unsafe access, or
    • Provide a callback-based API where unsafe work happens synchronously while the window is known to be alive.
  • Ensure any AppKit calls dispatch to the main thread, per Tauri/tao requirements.

Consult Tauri's ns_window() documentation and macOS implementation notes to align with the actual pointer lifetime contract.

Comment on lines 43 to 44
<KSwitch class="relative" {...others}>
<KSwitch.Input class="peer absolute inset-0 opacity-0 cursor-pointer" />
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⚠️ Potential issue | 🟠 Major

🧩 Analysis chain

🏁 Script executed:

cat -n apps/desktop/src/components/Toggle.tsx

Repository: CapSoftware/Cap

Length of output: 174


Preserve relative positioning when consumers pass a class prop on Toggle

With <KSwitch class="relative" {...others}>, any class passed into Toggle via props will override "relative" (Solid merges props with later spreads taking precedence). This breaks the absolute input overlay, since absolute inset-0 requires the parent to be position: relative. If callers customize class, the root loses its positioning context, shrinking or misaligning the interactive area.

Extract class from props and concatenate it with the required "relative" class:

-const [local, others] = splitProps(props, ["size"]);
+const [local, others] = splitProps(props, ["size", "class"]);
@@
-  return (
-    <KSwitch class="relative" {...others}>
+  return (
+    <KSwitch class={`relative ${local.class ?? ""}`} {...others}>
       <KSwitch.Input class="peer absolute inset-0 opacity-0 cursor-pointer" />
       <KSwitch.Control class={toggleControlStyles({ size: local.size })}>
         <KSwitch.Thumb class={toggleThumbStyles({ size: local.size })} />
       </KSwitch.Control>
     </KSwitch>
   );

This ensures the required positioning is always applied while still allowing external styling.

Committable suggestion skipped: line range outside the PR's diff.

🤖 Prompt for AI Agents
In apps/desktop/src/components/Toggle.tsx around lines 43-44, the root <KSwitch
class="relative" {...others}> lets a consumer-provided class in {...others}
overwrite "relative", breaking the absolute-positioned input; extract the
incoming class from props (e.g. const { class: incomingClass, ...others } =
props) and supply a composed class that always includes "relative" plus the
consumer class (e.g. class={`relative ${incomingClass ?? ''}`} or via classList
merging) when rendering <KSwitch>, then spread the remaining props so external
styling is preserved without losing the required positioning.

Comment on lines 145 to 153
let frame = frame_renderer
.render(
current.segment_frames,
current.uniforms,
&current.cursor,
&mut layers,
)
.await
.unwrap();
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⚠️ Potential issue | 🟠 Major

Consider handling render errors gracefully instead of unwrapping.

The .unwrap() on line 153 will panic if frame_renderer.render() returns an error, potentially crashing the renderer task. Consider logging the error and continuing, or propagating it appropriately.

-            let frame = frame_renderer
+            let frame = match frame_renderer
                 .render(
                     current.segment_frames,
                     current.uniforms,
                     &current.cursor,
                     &mut layers,
                 )
                 .await
-                .unwrap();
-
-            (self.frame_cb)(frame);
+            {
+                Ok(frame) => frame,
+                Err(e) => {
+                    eprintln!("Render error: {e}");
+                    let _ = current.finished.send(());
+                    continue;
+                }
+            };
+
+            (self.frame_cb)(frame);
🤖 Prompt for AI Agents
In crates/editor/src/editor.rs around lines 145 to 153, the call to
frame_renderer.render(...).await currently uses .unwrap() which will panic on
error; change this to handle the Result instead — use match or if let to capture
Ok(frame) and Err(e), log the error with context (including e) and either
continue the loop (skip this frame) or return/propagate the error depending on
the surrounding control flow; ensure the code does not call unwrap() and that
the chosen path cleans up any state or yields a sensible fallback so the
renderer task won't crash.

Comment on lines 64 to 65
unsafe impl Send for SwscaleConverter {}
unsafe impl Sync for SwscaleConverter {}
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⚠️ Potential issue | 🔴 Critical

🧩 Analysis chain

🏁 Script executed:

#!/bin/bash
# Search for scaling::Context usage patterns
rg -n "scaling::Context" --type rust -A 3 -B 2

# Check for other unsafe Send/Sync implementations
rg -n "unsafe impl (Send|Sync)" --type rust

# Find the SwscaleConverter struct definition
fd -e rs swscale && cat -n crates/frame-converter/src/swscale.rs | head -80

Repository: CapSoftware/Cap

Length of output: 174


🌐 Web query:

ffmpeg-next crate scaling Context thread safety Send Sync

💡 Result:

Short answer: treat ffmpeg-next's scaling Context as not thread-safe to share across threads. Create one Context per thread (or protect it with a Mutex) and avoid calling its methods from multiple threads simultaneously.

Why / sources:

  • ffmpeg-next's scaling API is a thin wrapper around libswscale; libswscale historically requires care with concurrency and is safe when each SwsContext is used by a single thread (or you synchronize access). (stackoverflow.com)
  • ffmpeg-next docs show the software::scaling::Context as the Rust wrapper around that functionality; the crate does not advertise it as Send/Sync (so you should not assume it is safe to share without synchronization). Use one Context per thread or protect it. (docs.rs)
  • Recent libswscale work added a more dynamic API, but that doesn’t change the rule that contexts/state must be used safely across threads — prefer distinct contexts or explicit locking. (ffmpeg.org)

Practical recommendations:

  • Create a Context::get per worker thread and call run()/run_into()/etc. from that thread only.
  • If you must share a Context, wrap it in Arc<Mutex<...>> (or equivalent) and ensure only one thread uses it at a time.
  • For high-throughput parallel scaling, spawn multiple contexts (one per thread) rather than serializing a single context.

If you want, I can check the exact ffmpeg-next version you use and inspect the crate source to confirm whether Context has explicit Send/Sync impls.

Citations:


Remove or justify unsafe impl Send and unsafe impl Sync for SwscaleConverter.

The scaling::Context from ffmpeg-next is not marked as Send/Sync by the crate and requires explicit synchronization to share across threads. While the Mutex provides safe access serialization, declaring these traits unsafe asserts incorrect thread-safety guarantees. Either remove these implementations and let type inference restrict usage, or provide specific documentation explaining why scaling::Context is safe in this specific usage pattern.

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}
}
}
}
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Bug: Screenshot editor path registration removed causing panic

The CapWindow::ScreenshotEditor path registration code was removed during refactoring, but the def() method at lines 833-836 still expects the path to exist in ScreenshotEditorWindowIds and calls .unwrap() on the lookup result. Since nothing adds entries to the registry anymore (the registration block that existed before this change was deleted), opening a screenshot editor window will panic when .unwrap() is called on None. Compare this to CapWindow::Editor which correctly preserves its registration logic at lines 264-277 before calling def().

Fix in Cursor Fix in Web

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Actionable comments posted: 2

♻️ Duplicate comments (2)
apps/desktop/src-tauri/src/windows.rs (2)

388-391: Critical bug: undefined variable window_builder.

On line 390, window_builder is referenced but the variable is named builder (defined on line 364). This will cause a compilation error.

Apply this diff to fix:

                 #[cfg(windows)]
                 {
-                    builder = window_builder.inner_size(100.0, 100.0).position(0.0, 0.0);
+                    builder = builder.inner_size(100.0, 100.0).position(0.0, 0.0);
                 }

833-838: Potential panic: Screenshot editor path not registered before lookup.

The ScreenshotEditor variant calls .unwrap() on the path lookup, but unlike Editor (which registers the path at lines 264-277 before calling def()), there's no corresponding registration logic for ScreenshotEditor in the show() method. This will panic when opening a screenshot editor.

Either add registration logic similar to Editor in the show() method before line 460, or handle the missing path gracefully:

             CapWindow::ScreenshotEditor { path } => {
                 let state = app.state::<ScreenshotEditorWindowIds>();
                 let s = state.ids.lock().unwrap();
-                let id = s.iter().find(|(p, _)| p == path).unwrap().1;
+                let id = s
+                    .iter()
+                    .find(|(p, _)| p == path)
+                    .map(|(_, id)| *id)
+                    .unwrap_or_else(|| {
+                        drop(s);
+                        let id = state.counter.fetch_add(1, std::sync::atomic::Ordering::SeqCst);
+                        state.ids.lock().unwrap().push((path.clone(), id));
+                        id
+                    });
                 CapWindowDef::ScreenshotEditor { id }
             }

Alternatively, add registration logic in the ScreenshotEditor arm of show() similar to lines 264-277.

🧹 Nitpick comments (3)
apps/desktop/src-tauri/src/windows.rs (1)

197-211: Magic number 45 for window level could use a named constant.

The hardcoded value 45 for TargetSelectOverlay and CaptureArea window levels is unclear. While NSMainMenuWindowLevel and NSScreenSaverWindowLevel are well-documented constants, 45 lacks context.

Consider defining a named constant or adding inline documentation:

+            // Level above most windows but below screen saver
+            // CGWindowLevelForKey(kCGMaximumWindowLevelKey) - 1 or similar
             Self::TargetSelectOverlay { .. } | Self::CaptureArea => Some(45),
apps/desktop/src/routes/editor/Timeline/ZoomTrack.tsx (2)

290-398: Hoist createMouseDownDrag outside the Index callback for better performance.

The function is recreated for every segment in the array because it's defined inside the Index callback. Since it doesn't require segment-specific closure state at definition time, consider hoisting it outside the callback and passing segment, i, and other dependencies as parameters.

Apply this pattern:

+const createMouseDownDrag = <T,>(
+  segmentAccessor: () => ZoomSegment,
+  segmentIndex: number,
+  setup: () => T,
+  _update: (e: MouseEvent, v: T, initialMouseX: number) => void,
+) => {
+  return (downEvent: MouseEvent) => {
+    // ... existing logic, using segmentAccessor() and segmentIndex
+  };
+};

 <Index each={project.timeline?.zoomSegments}>
   {(segment, i) => {
-    const createMouseDownDrag = <T,>(
-      setup: () => T,
-      _update: (e: MouseEvent, v: T, initialMouseX: number) => void,
-    ) => {
-      return (downEvent: MouseEvent) => {
-        // ... logic
-      };
-    };
     
     return (
       <SegmentRoot
         onMouseDown={createMouseDownDrag(
+          segment,
+          i,
           () => { /* setup */ },
           (e, value, initialMouseX) => { /* update */ },
         )}

400-412: O(n) segment search in isSelected memo.

The memo searches for the segment index by comparing start and end values rather than using the provided index i. This is O(n) per segment and could impact performance with many zoom segments.

This approach appears intentional to handle array mutations (segments being reordered via sorting), as using i directly would break when indices change. However, this reveals an architectural fragility: storing indices in selection state is brittle.

Consider assigning each segment a unique ID field and using IDs in the selection state instead of indices. This would make selection tracking more robust and efficient:

type ZoomSegment = {
  id: string;
  start: number;
  end: number;
  // ...
};

const isSelected = () => {
  const selection = editorState.timeline.selection;
  if (!selection || selection.type !== "zoom") return false;
  return selection.ids.includes(segment().id);
};

For the current implementation, the value-based search is acceptable given the constraints.

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Reviewing files that changed from the base of the PR and between 5914222 and a598262.

⛔ Files ignored due to path filters (1)
  • Cargo.lock is excluded by !**/*.lock
📒 Files selected for processing (4)
  • apps/desktop/src-tauri/src/lib.rs (22 hunks)
  • apps/desktop/src-tauri/src/windows.rs (27 hunks)
  • apps/desktop/src/routes/editor/Timeline/ZoomTrack.tsx (3 hunks)
  • apps/desktop/src/utils/tauri.ts (2 hunks)
🧰 Additional context used
📓 Path-based instructions (10)
**/*.{ts,tsx,js,jsx,rs,py,sh}

📄 CodeRabbit inference engine (CLAUDE.md)

Never add any form of comments to code (single-line //, multi-line /* /, documentation ///, //!, /* */, or any other comment syntax). Code must be self-explanatory through naming, types, and structure.

Files:

  • apps/desktop/src/routes/editor/Timeline/ZoomTrack.tsx
  • apps/desktop/src-tauri/src/windows.rs
  • apps/desktop/src-tauri/src/lib.rs
  • apps/desktop/src/utils/tauri.ts
apps/desktop/src/**/*.{ts,tsx,solid}

📄 CodeRabbit inference engine (CLAUDE.md)

apps/desktop/src/**/*.{ts,tsx,solid}: Use @tanstack/solid-query for server state in desktop app; call generated commands and events from tauri_specta
Never manually import desktop app icons; use unplugin-icons auto-import instead

Files:

  • apps/desktop/src/routes/editor/Timeline/ZoomTrack.tsx
  • apps/desktop/src/utils/tauri.ts
**/*.{tsx,jsx}

📄 CodeRabbit inference engine (CLAUDE.md)

Use PascalCase for component names; use camelCase starting with 'use' for hook names

Use PascalCase for component names in TypeScript/JavaScript

Files:

  • apps/desktop/src/routes/editor/Timeline/ZoomTrack.tsx
**/*.{ts,tsx}

📄 CodeRabbit inference engine (CLAUDE.md)

Enforce strict TypeScript; avoid 'any' type; leverage shared types from packages/utils and other shared packages

Files:

  • apps/desktop/src/routes/editor/Timeline/ZoomTrack.tsx
  • apps/desktop/src/utils/tauri.ts
**/*.{ts,tsx,js,jsx}

📄 CodeRabbit inference engine (CLAUDE.md)

Use Biome for linting and formatting; run pnpm format and pnpm lint regularly and at the end of each coding session

**/*.{ts,tsx,js,jsx}: Use 2-space indentation in TypeScript files
Format all TypeScript and JavaScript code using Biome (via pnpm format)

Files:

  • apps/desktop/src/routes/editor/Timeline/ZoomTrack.tsx
  • apps/desktop/src/utils/tauri.ts
**/*.{ts,tsx,js,jsx,rs}

📄 CodeRabbit inference engine (AGENTS.md)

**/*.{ts,tsx,js,jsx,rs}: Use kebab-case for file names (e.g., user-menu.tsx)
Never add comments to code in any language (no //, /* */, ///, //!, #, etc.). Code must be self-explanatory through naming, types, and structure

Files:

  • apps/desktop/src/routes/editor/Timeline/ZoomTrack.tsx
  • apps/desktop/src-tauri/src/windows.rs
  • apps/desktop/src-tauri/src/lib.rs
  • apps/desktop/src/utils/tauri.ts
**/*.rs

📄 CodeRabbit inference engine (CLAUDE.md)

Use Rust 2024 edition and run cargo fmt to format all Rust code with rustfmt

**/*.rs: Format all Rust code using rustfmt and apply workspace clippy lints
Use snake_case for Rust module names and kebab-case for Rust crate names

Files:

  • apps/desktop/src-tauri/src/windows.rs
  • apps/desktop/src-tauri/src/lib.rs
apps/desktop/**/*.rs

📄 CodeRabbit inference engine (CLAUDE.md)

Follow architectural decision to use tauri_specta for strongly typed Rust-to-TypeScript IPC bindings; do not modify generated bindings

Files:

  • apps/desktop/src-tauri/src/windows.rs
  • apps/desktop/src-tauri/src/lib.rs
apps/desktop/**/*.ts

📄 CodeRabbit inference engine (CLAUDE.md)

Never edit auto-generated files: tauri.ts, queries.ts, and files under apps/desktop/src-tauri/gen/

Files:

  • apps/desktop/src/utils/tauri.ts
{**/tauri.ts,**/queries.ts,apps/desktop/src-tauri/gen/**}

📄 CodeRabbit inference engine (AGENTS.md)

Never edit auto-generated files including **/tauri.ts, **/queries.ts, and apps/desktop/src-tauri/gen/**

Files:

  • apps/desktop/src/utils/tauri.ts
🧠 Learnings (2)
📓 Common learnings
Learnt from: CR
Repo: CapSoftware/Cap PR: 0
File: CLAUDE.md:0-0
Timestamp: 2025-11-29T04:31:05.289Z
Learning: Applies to apps/desktop/**/*.rs : Follow architectural decision to use tauri_specta for strongly typed Rust-to-TypeScript IPC bindings; do not modify generated bindings
📚 Learning: 2025-11-29T04:31:05.289Z
Learnt from: CR
Repo: CapSoftware/Cap PR: 0
File: CLAUDE.md:0-0
Timestamp: 2025-11-29T04:31:05.289Z
Learning: Applies to apps/desktop/**/*.rs : Follow architectural decision to use tauri_specta for strongly typed Rust-to-TypeScript IPC bindings; do not modify generated bindings

Applied to files:

  • apps/desktop/src-tauri/src/windows.rs
🧬 Code graph analysis (1)
apps/desktop/src-tauri/src/lib.rs (2)
apps/desktop/src/utils/tauri.ts (2)
  • CapWindow (365-365)
  • Camera (357-357)
apps/desktop/src-tauri/src/windows.rs (12)
  • from_str (61-100)
  • app (265-265)
  • app (418-418)
  • app (512-512)
  • app (816-816)
  • app (834-834)
  • app (974-974)
  • app (986-986)
  • label (129-131)
  • get (170-173)
  • get (973-975)
  • get (985-987)
⏰ Context from checks skipped due to timeout of 90000ms. You can increase the timeout in your CodeRabbit configuration to a maximum of 15 minutes (900000ms). (2)
  • GitHub Check: Clippy (aarch64-apple-darwin, macos-latest)
  • GitHub Check: Cursor Bugbot
🔇 Additional comments (11)
apps/desktop/src-tauri/src/lib.rs (6)

96-98: LGTM!

Import changes correctly reflect the renamed types from the windows module.


493-498: LGTM!

Correct migration from ShowCapWindow::Camera to CapWindow::Camera.show().


1430-1445: LGTM!

Correct usage of CapWindowDef for window label and lookup operations.


2153-2156: LGTM!

The show_window command correctly uses CapWindow as the public API type for window display operations.


2512-2520: LGTM!

Correct use of CapWindowDef variants for generating window labels in the state persistence denylist.


2837-2853: LGTM!

New camera window cleanup handler properly releases resources when the camera window is destroyed, ensuring the camera preview is cleaned up and the camera input is removed when not actively recording.

apps/desktop/src-tauri/src/windows.rs (4)

771-808: LGTM!

Good refactoring that centralizes window building configuration. The window_builder method cleanly delegates to CapWindowDef for labels, titles, and sizing, while applying platform-specific configuration consistently.


745-766: LGTM!

Correct use of run_on_main_thread for macOS NSWindow configuration. The pattern properly applies window-level settings after window creation.


581-588: LGTM!

Correct use of dispatch2::run_on_main for setting macOS window collection behavior on the camera window.


39-101: LGTM!

Clean enum definition with proper FromStr implementation. The legacy identifier handling for "in-progress-recording" maintains backward compatibility.

apps/desktop/src/routes/editor/Timeline/ZoomTrack.tsx (1)

269-603: Refactor to direct Index iteration is sound, but see concerns below.

The refactor simplifies segment rendering by directly mapping over project.timeline.zoomSegments with <Index>. The overall structure preserves drag, selection, and split functionality correctly.

Comment on lines 478 to 480
s.sort((a, b) => a.start - b.start);
}),
);
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⚠️ Potential issue | 🟠 Major

Selection state may become stale after sorting.

The drag handlers sort zoomSegments in place, which changes array indices. However, the selection state stores indices and is not updated after sorting. This means that after dragging a segment handle that triggers reordering, the selection may point to the wrong segment.

Example:

  1. Array: [A, B, C], selection: { indices: [1] } (segment B)
  2. Drag B's start handle to make it earlier than A
  3. Array is sorted: [B, A, C]
  4. Selection remains { indices: [1] }, now pointing to A instead of B

The finish function (Line 310) only updates selection when !moved, so drag operations don't refresh selection state.

Consider one of these solutions:

Solution 1: Update selection indices after sorting:

setProject(
  "timeline",
  "zoomSegments",
  produce((s) => {
    const segmentIds = s.map((seg, idx) => 
      selection?.indices.includes(idx) ? seg : null
    );
    s.sort((a, b) => a.start - b.start);
    
    const newIndices = segmentIds
      .map(seg => seg ? s.indexOf(seg) : -1)
      .filter(idx => idx !== -1);
    
    setEditorState("timeline", "selection", {
      type: "zoom",
      indices: newIndices,
    });
  }),
);

Solution 2: Track segments by identity (start/end values or IDs) in selection state instead of indices, then map to current indices when needed.

Also applies to: 593-596

.await;
app_state.camera_in_use = false;
}
});
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Bug: Camera cleanup misses double-execution guard

The new inline camera cleanup code in the Destroyed event handler is missing the camera_cleanup_done guard that exists in cleanup_camera_window. The CloseRequested event still calls cleanup_camera_window which checks and sets camera_cleanup_done, but the Destroyed event now runs inline code that lacks this check. When both events fire (which happens during normal window close), cleanup runs twice - calling on_window_close() and RemoveInput a second time after the guard was already set.

Additional Locations (1)

Fix in Cursor Fix in Web

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Actionable comments posted: 0

♻️ Duplicate comments (2)
apps/desktop/src-tauri/src/windows.rs (2)

377-407: Critical: window_builder is undefined in the Windows TargetSelectOverlay branch.

In the #[cfg(windows)] block, builder = window_builder.inner_size(... refers to a non‑existent window_builder variable; only builder is in scope. This will not compile and should use builder instead. This was already noted in a previous review and still applies.

-                #[cfg(windows)]
-                {
-                    builder = window_builder.inner_size(100.0, 100.0).position(0.0, 0.0);
-                }
+                #[cfg(windows)]
+                {
+                    builder = builder.inner_size(100.0, 100.0).position(0.0, 0.0);
+                }

823-851: Avoid potential panics when resolving Editor/ScreenshotEditor IDs from registries.

Both the Editor and ScreenshotEditor arms in def() use find(...).unwrap(), which will panic if the path is missing from their respective registries. The current show() flow registers paths before calling def(), but any future caller or inconsistent state would turn into a crash. A small change can make this more robust while preserving the same API surface:

-            CapWindow::Editor { project_path } => {
-                let state = app.state::<EditorWindowIds>();
-                let s = state.ids.lock().unwrap();
-                let id = s.iter().find(|(path, _)| path == project_path).unwrap().1;
-                CapWindowDef::Editor { id }
-            }
+            CapWindow::Editor { project_path } => {
+                let state = app.state::<EditorWindowIds>();
+                let s = state.ids.lock().unwrap();
+                let id = s
+                    .iter()
+                    .find(|(path, _)| path == project_path)
+                    .map(|(_, id)| *id)
+                    .unwrap_or_default();
+                CapWindowDef::Editor { id }
+            }
@@
-            CapWindow::ScreenshotEditor { path } => {
-                let state = app.state::<ScreenshotEditorWindowIds>();
-                let s = state.ids.lock().unwrap();
-                let id = s.iter().find(|(p, _)| p == path).unwrap().1;
-                CapWindowDef::ScreenshotEditor { id }
-            }
+            CapWindow::ScreenshotEditor { path } => {
+                let state = app.state::<ScreenshotEditorWindowIds>();
+                let s = state.ids.lock().unwrap();
+                let id = s
+                    .iter()
+                    .find(|(p, _)| p == path)
+                    .map(|(_, id)| *id)
+                    .unwrap_or_default();
+                CapWindowDef::ScreenshotEditor { id }
+            }

This mirrors earlier feedback about these unwraps while avoiding a hard panic if the registry ever gets out of sync.

🧹 Nitpick comments (3)
apps/desktop/src-tauri/src/windows.rs (3)

264-281: Reduce duplicate scans when registering editor window IDs.

The editor registration block scans state.ids twice (once with any, once with find). You can simplify and avoid the second search by deriving the ID from a single find result and creating/pushing only on None:

-            let window_id = {
-                let mut s = state.ids.lock().unwrap();
-                if !s.iter().any(|(path, _)| path == project_path) {
-                    let id = state
-                        .counter
-                        .fetch_add(1, std::sync::atomic::Ordering::SeqCst);
-                    s.push((project_path.clone(), id));
-                    id
-                } else {
-                    s.iter().find(|(path, _)| path == project_path).unwrap().1
-                }
-            };
+            let window_id = {
+                let mut s = state.ids.lock().unwrap();
+                if let Some((_, id)) = s.iter().find(|(path, _)| path == project_path) {
+                    *id
+                } else {
+                    let id = state
+                        .counter
+                        .fetch_add(1, std::sync::atomic::Ordering::SeqCst);
+                    s.push((project_path.clone(), id));
+                    id
+                }
+            };

212-224: Check Editor min_size vs explicit inner_size to avoid conflicting constraints.

CapWindowDef::min_size for Editor is (1275.0, 800.0), but the Editor branch later calls .inner_size(1240.0, 800.0) on the builder. Since window_builder already sets both inner_size and min_inner_size from min_size, the explicit .inner_size(1240.0, 800.0) may be clamped or overridden by the larger min size, depending on Tauri/winit behavior. Consider aligning these (either reduce the min_size width or drop the explicit inner_size) so the initial size and minimum are consistent.

Also applies to: 467-472, 789-803


197-211: Align RecordingsOverlay window level between CapWindowDef and NSPanel usage.

CapWindowDef::window_level returns NSScreenSaverWindowLevel for RecordingsOverlay, but the NSPanel configuration still calls panel.set_level(NSMainMenuWindowLevel as i32). Since the post‑match macOS block also sets the NSWindow level from def.window_level(), whichever runs last wins; having two different levels for the same window is confusing and may be misleading for future changes. It would be clearer to pick one level for RecordingsOverlay and apply it consistently (either by adjusting window_level() or by updating/removing the panel.set_level call).

Also applies to: 724-735

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🔇 Additional comments (3)
apps/desktop/src-tauri/src/windows.rs (3)

40-56: CapWindowDef metadata wiring looks internally consistent.

The enum variants, FromStr/Display label mapping, titles, dock-activation, window levels, and min sizes all line up and give a single source of truth for window identity and behavior, which should simplify future changes and avoid label/title drift.

Also applies to: 58-101, 103-225


759-779: Centralized macOS window customization via CapWindowDef is a solid refactor.

Using def.disables_window_buttons(), def.disables_fullscreen(), and def.window_level() from a single run_on_main_thread block cleanly replaces scattered NSWindow logic and ties macOS‑specific behavior directly to the declarative window definition.


885-889: Content protection refresh now correctly uses CapWindowDef.

Iterating over webview_windows(), parsing labels with CapWindowDef::from_str, and feeding id.title() into should_protect_window gives a consistent, type‑checked way to keep content protection in sync with the user’s exclusion list.

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♻️ Duplicate comments (1)
apps/desktop/src-tauri/src/windows.rs (1)

401-404: Critical bug: undefined variable window_builder.

On line 403, window_builder is referenced but the variable is named builder (defined on line 377). This will cause a compilation error.

Apply this diff to fix:

                 #[cfg(windows)]
                 {
-                    builder = window_builder.inner_size(100.0, 100.0).position(0.0, 0.0);
+                    builder = builder.inner_size(100.0, 100.0).position(0.0, 0.0);
                 }
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🔇 Additional comments (6)
apps/desktop/src-tauri/src/windows.rs (6)

10-56: LGTM!

The enum refactor from CapWindowId to CapWindowDef is clean and the new import additions support the macOS window management functionality introduced in this PR.


58-225: LGTM!

The FromStr and Display implementations are correctly inverse operations, and the new window property methods are well-structured with appropriate const qualifiers and platform-specific gating.


436-676: LGTM!

The window building logic is consistent across variants, and the macOS-specific NSWindow manipulation using dispatch2::run_on_main and objc2_nswindow() properly ensures main-thread execution for AppKit operations.


758-779: LGTM!

The consolidated post-build window configuration using def-based methods (disables_window_buttons(), disables_fullscreen(), window_level()) with proper main-thread dispatch is a clean architectural improvement.


867-894: LGTM!

The should_protect_window function and refresh_window_content_protection command correctly use the new CapWindowDef API to determine window protection based on title matching.


823-853: Verify safety of public def() method with unwraps.

The def() method is public and contains unwraps at lines 831 and 849 when looking up Editor and ScreenshotEditor paths. While show() may ensure paths are registered before calling def(), external callers could invoke def() directly without registration, causing a panic. Verify whether def() is called only from show() or from other contexts where path registration isn't guaranteed.

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♻️ Duplicate comments (3)
apps/desktop/src-tauri/src/windows.rs (3)

260-297: Editor/ScreenshotEditor ID registration is sound; fmt::Write import can be dropped

Pre‑registering Editor and ScreenshotEditor paths in EditorWindowIds/ScreenshotEditorWindowIds before calling def() gives stable labels and enables the fast‑path to reuse existing windows, which is a solid pattern. The local use std::fmt::Write; inside show() is now unused and can be removed to avoid unnecessary lints.

-        use std::fmt::Write;
-

370-407: Fix undefined window_builder in Windows TargetSelectOverlay branch

In the TargetSelectOverlay arm, the Windows‑only block assigns to builder = window_builder..., but only builder is in scope. This will fail to compile on Windows; the mutation should use builder itself.

-                #[cfg(windows)]
-                {
-                    builder = window_builder.inner_size(100.0, 100.0).position(0.0, 0.0);
-                }
+                #[cfg(windows)]
+                {
+                    builder = builder.inner_size(100.0, 100.0).position(0.0, 0.0);
+                }

823-852: Potential panic in def() when Editor/ScreenshotEditor IDs are missing

CapWindow::def looks up Editor and ScreenshotEditor IDs using .iter().find(...).unwrap(). In the normal flow, show() pre‑registers paths so these unwraps succeed, but def() is public and could be called with a project_path/path that was never registered or whose entry was removed, which would panic. To harden against inconsistent state, consider either restricting def() to module‑private use or handling the None case explicitly (e.g. by returning a fallback CapWindowDef or signaling an error upstream instead of unwrapping).

🧹 Nitpick comments (2)
apps/desktop/src-tauri/src/windows.rs (2)

212-224: Align Editor min_size() with explicit .inner_size() to avoid conflicting constraints

CapWindowDef::min_size() returns (1275.0, 800.0) for Editor and is applied in window_builder() as both inner_size and min_inner_size, but the Editor arm in show() later calls .inner_size(1240.0, 800.0). Depending on platform behavior, that smaller inner_size may just be clamped up to the min, but the two constraints are slightly contradictory. Consider either removing the explicit .inner_size(1240.0, 800.0) and relying on min_size(), or updating min_size() to reflect the intended initial Editor dimensions.

Also applies to: 463-483


724-735: Centralized macOS NSWindow tweaks are good; reconcile duplicate level settings for RecordingsOverlay

The final run_on_main_thread block that toggles traffic lights, fullscreen behavior, and window level based on CapWindowDef centralizes macOS window policy nicely across all variants. One nuance: in the RecordingsOverlay arm you also call panel.set_level(NSMainMenuWindowLevel as i32), while CapWindowDef::window_level() returns NSScreenSaverWindowLevel for that variant, so whichever call happens last determines the actual level. It would be safer to pick one source of truth for that window’s level to avoid surprising differences between panel and raw NSWindow behavior.

Also applies to: 758-779

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apps/desktop/src-tauri/src/windows.rs (1)
apps/desktop/src/utils/tauri.ts (2)
  • Camera (357-357)
  • CapWindow (365-365)
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apps/desktop/src/routes/screenshot-editor/Editor.tsx (1)

350-351: Crop dialog visual change and hidden bounds – please confirm UX

The crop container no longer clips/rounds (removed rounded/overflow-hidden) and the Cropper now hides bounds (showBounds is false). Implementation looks fine, but this will noticeably change how the crop region is presented; please double-check that this matches the intended design and that selection handles remain clear in common cases.

Also applies to: 386-387

apps/desktop/src-tauri/src/windows.rs (3)

39-258: CapWindowDef/CapWindow enum refactor looks consistent and typesafe

The new CapWindowDef and CapWindow enums, plus FromStr/Display/label()/title()/activates_dock()/min_size(), line up consistently and match the CapWindow union shape on the TS side. This centralization of labels, titles, dock behavior, and sizing should make window handling less error‑prone going forward.


436-461: Settings window behavior and window-hiding logic look good

Using CapWindowDef::from_str on each webview window label and hiding Main, TargetSelectOverlay, and Camera when Settings opens is a clean way to prevent clashing UI layers. The subsequent builder configuration for Settings (resizable, centered, non‑maximized) is straightforward and consistent with that intent.


637-677: CaptureArea sizing/positioning and main-window minimization logic look correct

The CaptureArea window is sized and positioned from per‑display logical/physical bounds, and the call to Display::intersects with outer_position/outer_size/scale_factor to decide whether to minimize the Main window gives predictable behavior on multi‑monitor setups. This should reduce cases where the main window stays visible under a capture overlay on the same screen.

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♻️ Duplicate comments (5)
apps/desktop/src-tauri/Cargo.toml (1)

114-114: Remove the trailing comment.

The trailing comment #{ version = , features = ["http-proto", "reqwest-client"] } should be removed. As per coding guidelines, comments should not be added to code.

apps/desktop/src-tauri/src/windows.rs (2)

262-262: Remove unused import.

The use std::fmt::Write; import is not used in this method. No write formatting operations are present that require this trait.

     pub async fn show(&self, app: &AppHandle<Wry>) -> tauri::Result<WebviewWindow> {
-        use std::fmt::Write;
-
         if let Self::Editor { project_path } = &self {

401-404: Critical bug: undefined variable window_builder.

On line 403, window_builder is referenced but the variable is named builder (defined on line 377). This will cause a compilation error.

                 #[cfg(windows)]
                 {
-                    builder = window_builder.inner_size(100.0, 100.0).position(0.0, 0.0);
+                    builder = builder.inner_size(100.0, 100.0).position(0.0, 0.0);
                 }
apps/desktop/src-tauri/src/lib.rs (2)

2970-2974: Critical bug: CapWindow::from_str does not exist.

CapWindow does not implement FromStr. The FromStr trait is implemented on CapWindowDef, not CapWindow. This will cause a compilation error.

 #[cfg(target_os = "windows")]
 fn has_open_editor_window(app: &AppHandle) -> bool {
     app.webview_windows()
         .keys()
-        .any(|label| matches!(CapWindow::from_str(label), Ok(CapWindow::Editor { .. })))
+        .any(|label| matches!(CapWindowDef::from_str(label), Ok(CapWindowDef::Editor { .. })))
 }

2860-2876: Camera cleanup missing double-execution guard.

The inline camera cleanup in the Destroyed event handler is missing the camera_cleanup_done guard that exists in cleanup_camera_window() (lines 588-603). When the camera window closes, both CloseRequested and Destroyed events fire. The CloseRequested handler calls cleanup_camera_window which sets the guard, but the Destroyed handler runs its own inline cleanup without checking the guard, causing on_window_close() and RemoveInput to potentially execute twice.

                             CapWindowDef::Camera => {
                                 let app = app.clone();
                                 tokio::spawn(async move {
                                     let state = app.state::<ArcLock<App>>();
                                     let mut app_state = state.write().await;

+                                    if app_state.camera_cleanup_done {
+                                        return;
+                                    }
+                                    app_state.camera_cleanup_done = true;
+
                                     app_state.camera_preview.on_window_close();

                                     if !app_state.is_recording_active_or_pending() {
                                         let _ = app_state
                                             .camera_feed
                                             .ask(feeds::camera::RemoveInput)
                                             .await;
                                         app_state.camera_in_use = false;
                                     }
                                 });
                             }
🧹 Nitpick comments (1)
apps/desktop/src-tauri/src/windows.rs (1)

10-10: Remove unused f64 import.

The f64 type is a primitive and doesn't require explicit importing. This import appears to be dead code.

 use std::{
-    f64,
     ops::Deref,
     path::PathBuf,
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Use Biome for code formatting and linting; run pnpm format regularly
Use kebab-case for file names (e.g., user-menu.tsx); use PascalCase for components

Files:

  • apps/desktop/src/routes/screenshot-editor/Editor.tsx
**/*.{ts,tsx}

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  • apps/desktop/src/routes/screenshot-editor/Editor.tsx
**/*.{ts,tsx,js,jsx,rs}

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Files:

  • apps/desktop/src/routes/screenshot-editor/Editor.tsx
  • apps/desktop/src-tauri/src/recording.rs
  • apps/desktop/src-tauri/src/tray.rs
  • apps/desktop/src-tauri/src/windows.rs
  • apps/desktop/src-tauri/src/lib.rs
**/*.rs

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U...

Files:

  • apps/desktop/src-tauri/src/recording.rs
  • apps/desktop/src-tauri/src/tray.rs
  • apps/desktop/src-tauri/src/windows.rs
  • apps/desktop/src-tauri/src/lib.rs
🧠 Learnings (2)
📚 Learning: 2025-12-07T14:29:40.721Z
Learnt from: CR
Repo: CapSoftware/Cap PR: 0
File: AGENTS.md:0-0
Timestamp: 2025-12-07T14:29:40.721Z
Learning: Applies to **/*.{ts,tsx,js,jsx,rs} : Never add comments to code (`//`, `/* */`, `///`, `//!`, `#`, etc.); code must be self-explanatory through naming, types, and structure

Applied to files:

  • apps/desktop/src-tauri/Cargo.toml
📚 Learning: 2025-12-07T14:29:19.166Z
Learnt from: CR
Repo: CapSoftware/Cap PR: 0
File: CLAUDE.md:0-0
Timestamp: 2025-12-07T14:29:19.166Z
Learning: Regenerate auto-generated Tauri bindings by restarting the dev server when Rust types change

Applied to files:

  • apps/desktop/src-tauri/Cargo.toml
🧬 Code graph analysis (2)
apps/desktop/src-tauri/src/recording.rs (2)
apps/desktop/src/utils/tauri.ts (1)
  • CapWindow (368-368)
apps/desktop/src-tauri/src/windows.rs (11)
  • app (265-265)
  • app (284-284)
  • app (431-431)
  • app (531-531)
  • app (837-837)
  • app (855-855)
  • app (995-995)
  • app (1007-1007)
  • show (261-790)
  • label (129-131)
  • from_str (61-100)
apps/desktop/src-tauri/src/lib.rs (2)
apps/desktop/src/utils/tauri.ts (2)
  • CapWindow (368-368)
  • Camera (360-360)
apps/desktop/src-tauri/src/windows.rs (13)
  • from_str (61-100)
  • app (265-265)
  • app (284-284)
  • app (431-431)
  • app (531-531)
  • app (837-837)
  • app (855-855)
  • app (995-995)
  • app (1007-1007)
  • label (129-131)
  • get (170-173)
  • get (994-996)
  • get (1006-1008)
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🔇 Additional comments (14)
Cargo.toml (1)

25-25: LGTM! Dependency updates align with the migration goals.

The tauri bump to 2.9.3 and addition of objc2 = "0.6.1" as a workspace dependency support the broader migration from legacy macOS FFI to the objc2 ecosystem.

Also applies to: 62-62

apps/desktop/src/routes/screenshot-editor/Editor.tsx (1)

372-372: LGTM! Minor UI refinements.

The removal of rounded overflow-hidden from the crop dialog wrapper and disabling showBounds are straightforward UI adjustments.

Also applies to: 408-408

apps/desktop/src-tauri/Cargo.toml (2)

122-133: LGTM! Clean migration to objc2 ecosystem.

The macOS dependencies have been properly restructured to use the objc2 family of crates with consistent versioning (0.3.2 for objc2-* crates, 0.6.2 for block2). The workspace-level objc2 reference ensures version consistency across the project.


30-46: LGTM! Tauri plugin versions aligned.

The tauri-plugin-* dependencies are bumped consistently to the 2.3.x-2.5.x range, aligning with the tauri 2.9.3 workspace dependency.

apps/desktop/src-tauri/src/tray.rs (2)

4-4: LGTM! Import updated to new window type.

The import change from ShowCapWindow to CapWindow aligns with the codebase-wide refactoring.


408-412: LGTM! Window invocations consistently updated.

All tray window invocations have been properly migrated from ShowCapWindow to CapWindow variants (ScreenshotEditor, Editor, Main, Settings) while preserving the existing behavior and .show(&app).await pattern.

Also applies to: 430-431, 471-476, 511-511

apps/desktop/src-tauri/src/recording.rs (6)

67-67: LGTM! Import updated to new window types.

The import correctly brings in both CapWindow (for creating/showing windows) and CapWindowDef (for querying existing windows).


77-90: LGTM! Camera feed tracking added to both recording variants.

The camera_feed: Option<Arc<CameraFeedLock>> field is now consistently present in both Instant and Studio variants of InProgressRecording, enabling proper camera lifecycle management during recordings.


479-481: LGTM! Window queries use CapWindowDef pattern correctly.

The CapWindowDef::Camera.get(&app) and CapWindowDef::Main.get(&app) calls correctly use the definition enum for querying existing windows.

Also applies to: 599-604


564-577: LGTM! Window creation uses CapWindow pattern correctly.

CapWindow::WindowCaptureOccluder and CapWindow::InProgressRecording are correctly used with .show(&app).await for creating/displaying windows.

Also applies to: 595-597


589-593: LGTM! Window label parsing updated to CapWindowDef.

The filtering logic correctly uses CapWindowDef::from_str(label) for parsing window labels and matching against CapWindowDef::TargetSelectOverlay.


1519-1526: LGTM! Post-recording window handling updated.

Both CapWindow::Editor and CapWindow::RecordingsOverlay are correctly used for post-recording navigation based on user settings.

apps/desktop/src-tauri/src/windows.rs (2)

854-859: Same potential panic for screenshot editor path lookup.

Similar to the Editor variant, this .unwrap() could panic if the path is not found.

             CapWindow::ScreenshotEditor { path } => {
                 let state = app.state::<ScreenshotEditorWindowIds>();
                 let s = state.ids.lock().unwrap();
-                let id = s.iter().find(|(p, _)| p == path).unwrap().1;
+                let id = s
+                    .iter()
+                    .find(|(p, _)| p == path)
+                    .map(|(_, id)| *id)
+                    .unwrap_or(0);
                 CapWindowDef::ScreenshotEditor { id }
             }

836-841: Potential panic on missing editor path.

The .unwrap() at line 839 will panic if project_path is not found in the EditorWindowIds state. While the show() method registers the path before calling def(), this could still fail if called from a different code path or if state becomes inconsistent. Consider using defensive error handling:

             CapWindow::Editor { project_path } => {
                 let state = app.state::<EditorWindowIds>();
                 let s = state.ids.lock().unwrap();
-                let id = s.iter().find(|(path, _)| path == project_path).unwrap().1;
+                let id = s
+                    .iter()
+                    .find(|(path, _)| path == project_path)
+                    .map(|(_, id)| *id)
+                    .unwrap_or(0);
                 CapWindowDef::Editor { id }
             }

Verify that def() is only ever called after the path has been registered in EditorWindowIds to ensure this is not a masking fix for a deeper state management issue.

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Actionable comments posted: 1

Caution

Some comments are outside the diff and can’t be posted inline due to platform limitations.

⚠️ Outside diff range comments (2)
apps/desktop/src-tauri/src/lib.rs (2)

1295-1307: Avoid unwrap() when parsing editor window labels into CapWindowDef

In create_editor_instance:

let CapWindowDef::Editor { id } = CapWindowDef::from_str(window.label()).unwrap() else {
    return Err("Invalid window".to_string());
};

If window.label() is ever not parseable as a CapWindowDef (e.g. mislabelled window, unexpected call from a non‑editor window), this will panic before reaching the else branch.

Safer pattern:

-    let CapWindowDef::Editor { id } = CapWindowDef::from_str(window.label()).unwrap() else {
-        return Err("Invalid window".to_string());
-    };
+    let id = match CapWindowDef::from_str(window.label()) {
+        Ok(CapWindowDef::Editor { id }) => id,
+        _ => return Err("Invalid window".to_string()),
+    };

This preserves the intended validation without risking a panic on malformed labels.


2882-2892: hide_dock_icon logic can panic on unknown window labels via from_str(...).unwrap()

In the WindowEvent::Destroyed handler you have:

&& app
    .webview_windows()
    .keys()
    .all(|label| !CapWindowDef::from_str(label).unwrap().activates_dock())

If any open window has a label that CapWindowDef::from_str does not recognize (e.g. "signin", which is explicitly referenced later in RunEvent::Reopen), this .unwrap() will panic during destruction.

Consider treating unknown labels as non‑dock‑activating instead of panicking, for example:

-    .all(|label| !CapWindowDef::from_str(label).unwrap().activates_dock())
+    .all(|label| {
+        CapWindowDef::from_str(label)
+            .map(|id| !id.activates_dock())
+            .unwrap_or(true)
+    })

so unrecognized labels simply don’t block hiding the dock icon.

♻️ Duplicate comments (4)
apps/desktop/src-tauri/src/windows.rs (2)

374-404: TargetSelectOverlay builder fix correctly uses the existing builder variable

The refactored TargetSelectOverlay path now consistently mutates the builder returned from self.window_builder(...) on both macOS and Windows, resolving the previous undefined window_builder variable and ensuring platform‑specific sizing/positioning is applied before .build().


763-784: Avoid panics in def() for Editor/ScreenshotEditor window IDs

CapWindow::def currently does:

let id = s.iter().find(|(path, _)| path == project_path).unwrap().1;

and similarly for ScreenshotEditor, which will panic if the ID registry is ever out of sync (e.g. def() called before registration, or after an entry was pruned). Prior reviews raised the same concern on these lookups.

Consider making this resilient by handling the None case explicitly, for example:

-            CapWindow::Editor { project_path } => {
-                let state = app.state::<EditorWindowIds>();
-                let s = state.ids.lock().unwrap();
-                let id = s.iter().find(|(path, _)| path == project_path).unwrap().1;
-                CapWindowDef::Editor { id }
-            }
+            CapWindow::Editor { project_path } => {
+                let state = app.state::<EditorWindowIds>();
+                let s = state.ids.lock().unwrap();
+                let id = s
+                    .iter()
+                    .find(|(path, _)| path == project_path)
+                    .map(|(_, id)| *id)
+                    .unwrap_or(0);
+                CapWindowDef::Editor { id }
+            }
...
-            CapWindow::ScreenshotEditor { path } => {
-                let state = app.state::<ScreenshotEditorWindowIds>();
-                let s = state.ids.lock().unwrap();
-                let id = s.iter().find(|(p, _)| p == path).unwrap().1;
-                CapWindowDef::ScreenshotEditor { id }
-            }
+            CapWindow::ScreenshotEditor { path } => {
+                let state = app.state::<ScreenshotEditorWindowIds>();
+                let s = state.ids.lock().unwrap();
+                let id = s
+                    .iter()
+                    .find(|(p, _)| p == path)
+                    .map(|(_, id)| *id)
+                    .unwrap_or(0);
+                CapWindowDef::ScreenshotEditor { id }
+            }

or by changing def() to return a Result/Option so callers can decide how to handle a missing mapping instead of panicking.

Also applies to: 828-858

apps/desktop/src-tauri/src/lib.rs (2)

2972-2978: has_open_editor_window now correctly uses CapWindowDef parsing

Replacing the non‑existent CapWindow::from_str call with CapWindowDef::from_str(label) and matching on CapWindowDef::Editor { .. } fixes the earlier critical bug and matches how labels are parsed elsewhere.


2757-2759: Camera cleanup still runs twice (CloseRequested + Destroyed) without a shared guard

WindowEvent::CloseRequested for the camera window spawns cleanup_camera_window(app.clone()), which correctly uses camera_cleanup_done to ensure idempotent cleanup. However, WindowEvent::Destroyed also has a CapWindowDef::Camera arm that runs inline cleanup (calling on_window_close() and RemoveInput) without consulting or setting camera_cleanup_done.

When both events fire (the normal close path), cleanup now runs twice again, matching the previously reported issue.

One straightforward fix is to route the Destroyed arm through the same helper:

-                            CapWindowDef::Camera => {
-                                let app = app.clone();
-                                tokio::spawn(async move {
-                                    let state = app.state::<ArcLock<App>>();
-                                    let mut app_state = state.write().await;
-
-                                    app_state.camera_preview.on_window_close();
-
-                                    if !app_state.is_recording_active_or_pending() {
-                                        let _ = app_state
-                                            .camera_feed
-                                            .ask(feeds::camera::RemoveInput)
-                                            .await;
-                                        app_state.camera_in_use = false;
-                                    }
-                                });
-                            }
+                            CapWindowDef::Camera => {
+                                let app = app.clone();
+                                tokio::spawn(cleanup_camera_window(app));
+                            }

so both events share the same guarded logic.

Also applies to: 2861-2876

🧹 Nitpick comments (1)
apps/desktop/src-tauri/src/lib.rs (1)

426-545: Handle or consistently log errors from CapWindow::show instead of silently discarding them

Across several call sites (e.g. set_camera_input, show_window, single‑instance handler, startup logic, RequestOpenRecordingPicker, RequestOpenSettings, macOS RunEvent::Reopen, and open_project_from_path), the result of CapWindow::... .show(&app).await is ignored via let _ = ... or .ok(). This means window‑creation failures are effectively invisible to the JS side and often only loosely logged.

Given that show_window and event handlers already return Result in some cases, consider a more consistent pattern such as:

CapWindow::Camera
    .show(&app_handle)
    .await
    .map_err(|err| {
        error!("Failed to show camera preview window: {err}");
        err.to_string()
    })?;

for commands that return Result<_, String>, and at least logging the error (without let _ =) for fire‑and‑forget event handlers. This will make diagnosing window‑creation failures much easier.

Also applies to: 2166-2169, 2485-2490, 2681-2689, 2724-2727, 2732-2735, 2953-2957, 3249-3250

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📒 Files selected for processing (3)
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  • apps/desktop/src-tauri/src/lib.rs (23 hunks)
  • apps/desktop/src-tauri/src/windows.rs (27 hunks)
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**/*.rs

📄 CodeRabbit inference engine (CLAUDE.md)

**/*.rs: Never use dbg!() macro; use proper logging (tracing::debug!, etc.) instead
Never write let _ = async_fn() which silently drops futures; await or explicitly handle them
Use duration.saturating_sub(other) instead of duration - other to avoid panics on underflow
Merge nested if statements: write 'if a && b { }' instead of 'if a { if b { } }'
Don't call .clone() on Copy types (integers, bools, etc.); copy them directly
Use function references directly: iter.map(foo) instead of iter.map(|x| foo(x))
Accept &[T] or &str instead of &Vec or &String in function parameters for flexibility
Use .is_empty() instead of .len() == 0 or .len() > 0 / .len() != 0
Don't assign () to a variable: write foo(); instead of let _ = foo(); or let x = foo(); when return is unit
Use .unwrap_or(val) instead of .unwrap_or_else(|| val) when the default is a simple/cheap value
Use 'for item in &collection' or 'for (i, item) in collection.iter().enumerate()' instead of 'for i in 0..collection.len()'
Use value.clamp(min, max) instead of manual if chains or .min(max).max(min) patterns
Always handle Result/Option or types marked #[must_use]; never ignore them

**/*.rs: Use rustfmt and workspace clippy lints for Rust code formatting and linting
Use snake_case for Rust module names and kebab-case for crate names
Never use dbg!() macro in Rust code; use proper logging instead (Clippy: dbg_macro = deny)
Always handle Result/Option or types marked #[must_use]; never ignore them (Rust compiler lint: unused_must_use = deny)
Never write let _ = async_fn() which silently drops futures; await or explicitly handle them (Clippy: let_underscore_future = deny)
Use saturating_sub instead of - for Duration to avoid panics (Clippy: unchecked_duration_subtraction = deny)
Merge nested if statements: use if a && b { } instead of if a { if b { } } (Clippy: collapsible_if = deny)
Don't call .clone() on Copy types; just copy them directly (Clippy: clone_on_copy = deny)
U...

Files:

  • apps/desktop/src-tauri/src/windows.rs
  • apps/desktop/src-tauri/src/lib.rs
**/*.{ts,tsx,js,jsx,rs}

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Files:

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  • apps/desktop/src-tauri/src/lib.rs
🧬 Code graph analysis (1)
apps/desktop/src-tauri/src/lib.rs (2)
apps/desktop/src/utils/tauri.ts (2)
  • CapWindow (368-368)
  • Camera (360-360)
apps/desktop/src-tauri/src/windows.rs (13)
  • from_str (60-99)
  • app (262-262)
  • app (281-281)
  • app (428-428)
  • app (528-528)
  • app (834-834)
  • app (852-852)
  • app (992-992)
  • app (1004-1004)
  • label (128-130)
  • get (169-172)
  • get (991-993)
  • get (1003-1005)
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🔇 Additional comments (14)
apps/desktop/src-tauri/src/windows.rs (7)

38-224: CapWindowDef enum and helper methods look consistent and well‑factored

The FromStr/Display implementations, label/title, activates_dock, window_level, and min_size helpers appear internally consistent and keep window metadata centralized, which should simplify future changes to window behavior across platforms. No issues spotted here.


259-307: Editor/ScreenshotEditor window ID registration integrates cleanly with new CapWindowDef flow

The logic that assigns stable numeric IDs for Editor { project_path } and ScreenshotEditor { path } before computing CapWindowDef labels and prewarming editor instances looks sound and should avoid the previous path‑registration issues. The lock/atomic usage is straightforward and appropriate for this low‑contention registry.


520-605: Camera window creation and macOS collection behavior wiring look correct

The camera window builder settings (always‑on‑top, workspace visibility, taskbar skip, transparent, hidden until initialized) and the macOS dispatch2::run_on_main call that adds FullScreenAuxiliary collection behavior align with the intended “floating auxiliary camera preview” behavior. There are no obvious race conditions around the state lock or feed initialization in this block.


639-680: CaptureArea sizing/minimization behavior is coherent across platforms

The new CaptureArea path correctly derives bounds from Display::from_id(screen_id) via logical/physical bounds per platform, then minimizes the main window only when its outer rect intersects the target display (using MonitorExt::intersects). This seems like a sensible consolidation of logic and should avoid spurious minimization.


789-826: Centralized window_builder correctly applies title, protection, min size, and decorations

The new window_builder helper uses self.def(app) to assign labels, titles, min sizes, and content protection in one place, and applies macOS‑specific decorations/traffic‑light positions based on CapWindowDef flags. This is a solid simplification over per‑callsite configuration and should make future window variants easier to manage.


885-899: refresh_window_content_protection now safely uses CapWindowDef parsing

Using CapWindowDef::from_str(&label) to recompute titles before re‑evaluating should_protect_window is a good fit with the new enum; the if let Ok(id) guard means unknown/legacy labels will simply be skipped without panicking.


984-1005: Editor/ScreenshotEditorWindowIds helper structs are simple and appropriate

Wrapping the (PathBuf, u32) registries and AtomicU32 counters in clonable structs with get(app: &AppHandle) helpers keeps the state access ergonomic while preserving synchronization via Arc<Mutex<...>>. No issues identified here.

apps/desktop/src-tauri/src/lib.rs (7)

97-99: Windows module imports match the new CapWindow/CapWindowDef API surface

Importing CapWindow, CapWindowDef, the window ID registries, and set_window_transparent from windows cleanly aligns this module with the refactored window management API. No issues here.


1444-1470: Recordings overlay panel helpers correctly use CapWindowDef labels

Both close_recordings_overlay_window and focus_captures_panel now derive the recordings overlay label via CapWindowDef::RecordingsOverlay.label(), keeping the nspanel interactions in sync with the centralized label mapping. The non‑macOS path correctly falls back to CapWindowDef::RecordingsOverlay.get(&app).


2084-2089: is_camera_window_open correctly reuses CapWindowDef lookup

Using CapWindowDef::Camera.get(&app).is_some() to implement is_camera_window_open is simple and consistent with the window‑management abstractions in windows.rs. No issues here.


2526-2534: Window‑state denylist now driven by CapWindowDef labels

Feeding CapWindowDef::<variant>.label().as_str() into tauri_plugin_window_state’s with_denylist keeps these entries aligned with the canonical label mapping and avoids drifting string literals. This looks correct and future‑proof for these variants.


2570-2585: Camera feed disconnect handler cleanly closes the camera window when present

The OnFeedDisconnect handler now uses CapWindowDef::Camera.get(&app) to look up and close the camera window if it exists. This is a good use of the centralized window lookup and ensures graceful UI cleanup when the camera feed drops.


2982-2993: reopen_main_window correctly reuses CapWindowDef/CapWindow abstractions

The Windows‑only reopen_main_window helper now first tries to show/focus an existing CapWindowDef::Main window via get(&app), and only spawns a new CapWindow::Main if none exists. This is a clean separation between definition and creation, consistent with the rest of the refactor.


3249-3261: open_project_from_path uses CapWindow::Editor/Main consistently with new window API

When opening a studio recording, spawning CapWindow::Editor { project_path }.show(&app) matches the new CapWindow surface; for instant recordings, closing an existing CapWindowDef::Main window via get(&app) is also consistent with the centralized window management. No issues found in this integration.

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Actionable comments posted: 1

♻️ Duplicate comments (1)
apps/desktop/src-tauri/src/windows.rs (1)

345-350: Handle the Result from run_on_main_thread.

The _ = window.run_on_main_thread(...) pattern silently drops the Result. Per coding guidelines, Result types should be handled. Use .ok() to explicitly acknowledge ignoring the error.

                     if new_recording_flow {
-                        _ = window.run_on_main_thread({
+                        window.run_on_main_thread({
                             let window = window.clone();
                             move || window.objc2_nswindow().setLevel(50)
-                        });
+                        }).ok();
                     }
🧹 Nitpick comments (10)
apps/desktop/src-tauri/src/windows.rs (10)

67-68: Remove the inline comment.

As per coding guidelines, comments should not be added to code. The "legacy identifier" comment should be removed; the mapping itself is self-explanatory.

-            // legacy identifier
             "in-progress-recording" => Self::RecordingControls,

116-116: Remove the inline comment.

Same as above - remove the "legacy identifier" comment to comply with coding guidelines.

-            Self::RecordingControls => write!(f, "in-progress-recording"), // legacy identifier
+            Self::RecordingControls => write!(f, "in-progress-recording"),

196-210: Consider extracting the magic window level constant.

Line 204 uses a hardcoded value 45 for the window level. While the other levels use named constants from objc2_app_kit, this one is a magic number. Consider defining a named constant for clarity, or add a brief reference to what this level represents.

+        const TARGET_SELECT_WINDOW_LEVEL: objc2_app_kit::NSWindowLevel = 45;
+
         match self {
             Self::RecordingControls => Some(NSMainMenuWindowLevel),
-            Self::TargetSelectOverlay { .. } | Self::CaptureArea => Some(45),
+            Self::TargetSelectOverlay { .. } | Self::CaptureArea => Some(TARGET_SELECT_WINDOW_LEVEL),
             Self::RecordingsOverlay | Self::WindowCaptureOccluder { .. } => {
                 Some(NSScreenSaverWindowLevel)
             }
             _ => None,
         }

433-446: Remove the inline comment.

The comment at line 434 violates coding guidelines. The code's intent is clear from the logic itself.

             Self::Settings { page } => {
-                // Hide main window and target select overlays when settings window opens
                 for (label, window) in app.webview_windows() {

487-518: Remove the inline comments.

Lines 488 and 503 contain comments that violate coding guidelines. The code behavior is self-explanatory.

             Self::Upgrade => {
-                // Hide main window when upgrade window opens
                 if let Some(main) = CapWindowDef::Main.get(app) {
                     let _ = main.hide();
                 }
...
             Self::ModeSelect => {
-                // Hide main window when mode select window opens
                 if let Some(main) = CapWindowDef::Main.get(app) {
                     let _ = main.hide();

564-567: Remove the inline comment.

Line 565 contains a comment that violates coding guidelines.

-                        .visible(false); // We set this true in `CameraWindowState::init_window`
+                        .visible(false);

669-677: Remove the inline comment.

Line 669 contains a comment that violates coding guidelines.

-                // Hide the main window if the target monitor is the same
                 if let Some(main_window) = CapWindowDef::Main.get(app)

748-751: Remove the comment and track the issue properly.

The comment indicates a known issue with the panel style mask. Per coding guidelines, comments should be removed. If this is a known limitation, consider creating a tracking issue instead of leaving a comment in code.

-                            // seems like this doesn't work properly -_-
                             #[allow(non_upper_case_globals)]
                             const NSWindowStyleMaskNonActivatingPanel: i32 = 1 << 7;
                             panel.set_style_mask(NSWindowStyleMaskNonActivatingPanel);

763-784: Use .ok() instead of let _ = for clarity.

Similar to the earlier pattern, using .ok() explicitly acknowledges ignoring the Result rather than silently dropping it with let _ =.

         #[cfg(target_os = "macos")]
-        let _ = window.run_on_main_thread({
+        window.run_on_main_thread({
             let window = window.clone();
             move || {
                 // ... closure body ...
             }
-        });
+        }).ok();

901-901: Consider removing the attribution comment.

Per coding guidelines, comments should be avoided. If attribution is needed for licensing purposes, consider adding it to a NOTICES or LICENSE file instead.

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📒 Files selected for processing (4)
  • Cargo.toml (2 hunks)
  • apps/desktop/package.json (3 hunks)
  • apps/desktop/src-tauri/Cargo.toml (2 hunks)
  • apps/desktop/src-tauri/src/windows.rs (27 hunks)
🚧 Files skipped from review as they are similar to previous changes (2)
  • apps/desktop/package.json
  • Cargo.toml
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**/*.rs

📄 CodeRabbit inference engine (CLAUDE.md)

**/*.rs: Never use dbg!() macro; use proper logging (tracing::debug!, etc.) instead
Never write let _ = async_fn() which silently drops futures; await or explicitly handle them
Use duration.saturating_sub(other) instead of duration - other to avoid panics on underflow
Merge nested if statements: write 'if a && b { }' instead of 'if a { if b { } }'
Don't call .clone() on Copy types (integers, bools, etc.); copy them directly
Use function references directly: iter.map(foo) instead of iter.map(|x| foo(x))
Accept &[T] or &str instead of &Vec or &String in function parameters for flexibility
Use .is_empty() instead of .len() == 0 or .len() > 0 / .len() != 0
Don't assign () to a variable: write foo(); instead of let _ = foo(); or let x = foo(); when return is unit
Use .unwrap_or(val) instead of .unwrap_or_else(|| val) when the default is a simple/cheap value
Use 'for item in &collection' or 'for (i, item) in collection.iter().enumerate()' instead of 'for i in 0..collection.len()'
Use value.clamp(min, max) instead of manual if chains or .min(max).max(min) patterns
Always handle Result/Option or types marked #[must_use]; never ignore them

**/*.rs: Use rustfmt and workspace clippy lints for Rust code formatting and linting
Use snake_case for Rust module names and kebab-case for crate names
Never use dbg!() macro in Rust code; use proper logging instead (Clippy: dbg_macro = deny)
Always handle Result/Option or types marked #[must_use]; never ignore them (Rust compiler lint: unused_must_use = deny)
Never write let _ = async_fn() which silently drops futures; await or explicitly handle them (Clippy: let_underscore_future = deny)
Use saturating_sub instead of - for Duration to avoid panics (Clippy: unchecked_duration_subtraction = deny)
Merge nested if statements: use if a && b { } instead of if a { if b { } } (Clippy: collapsible_if = deny)
Don't call .clone() on Copy types; just copy them directly (Clippy: clone_on_copy = deny)
U...

Files:

  • apps/desktop/src-tauri/src/windows.rs
**/*.{ts,tsx,js,jsx,rs}

📄 CodeRabbit inference engine (AGENTS.md)

Never add comments to code (//, /* */, ///, //!, #, etc.); code must be self-explanatory through naming, types, and structure

Files:

  • apps/desktop/src-tauri/src/windows.rs
🧠 Learnings (6)
📚 Learning: 2025-12-07T14:29:40.721Z
Learnt from: CR
Repo: CapSoftware/Cap PR: 0
File: AGENTS.md:0-0
Timestamp: 2025-12-07T14:29:40.721Z
Learning: Applies to **/*.{ts,tsx,js,jsx,rs} : Never add comments to code (`//`, `/* */`, `///`, `//!`, `#`, etc.); code must be self-explanatory through naming, types, and structure

Applied to files:

  • apps/desktop/src-tauri/Cargo.toml
📚 Learning: 2025-12-07T14:29:19.166Z
Learnt from: CR
Repo: CapSoftware/Cap PR: 0
File: CLAUDE.md:0-0
Timestamp: 2025-12-07T14:29:19.166Z
Learning: Regenerate auto-generated Tauri bindings by restarting the dev server when Rust types change

Applied to files:

  • apps/desktop/src-tauri/Cargo.toml
📚 Learning: 2025-12-07T14:29:40.721Z
Learnt from: CR
Repo: CapSoftware/Cap PR: 0
File: AGENTS.md:0-0
Timestamp: 2025-12-07T14:29:40.721Z
Learning: Applies to **/*.rs : Never write `let _ = async_fn()` which silently drops futures; await or explicitly handle them (Clippy: `let_underscore_future` = deny)

Applied to files:

  • apps/desktop/src-tauri/src/windows.rs
📚 Learning: 2025-12-07T14:29:19.165Z
Learnt from: CR
Repo: CapSoftware/Cap PR: 0
File: CLAUDE.md:0-0
Timestamp: 2025-12-07T14:29:19.165Z
Learning: Applies to **/*.rs : Never write let _ = async_fn() which silently drops futures; await or explicitly handle them

Applied to files:

  • apps/desktop/src-tauri/src/windows.rs
📚 Learning: 2025-12-07T14:29:40.721Z
Learnt from: CR
Repo: CapSoftware/Cap PR: 0
File: AGENTS.md:0-0
Timestamp: 2025-12-07T14:29:40.721Z
Learning: Applies to **/*.rs : Always handle `Result`/`Option` or types marked `#[must_use]`; never ignore them (Rust compiler lint: `unused_must_use` = deny)

Applied to files:

  • apps/desktop/src-tauri/src/windows.rs
📚 Learning: 2025-12-07T14:29:40.721Z
Learnt from: CR
Repo: CapSoftware/Cap PR: 0
File: AGENTS.md:0-0
Timestamp: 2025-12-07T14:29:40.721Z
Learning: Applies to **/*.rs : Don't assign `()` to a variable: write `foo();` instead of `let _ = foo();` when return is unit (Clippy: `let_unit_value` = deny)

Applied to files:

  • apps/desktop/src-tauri/src/windows.rs
⏰ Context from checks skipped due to timeout of 90000ms. You can increase the timeout in your CodeRabbit configuration to a maximum of 15 minutes (900000ms). (2)
  • GitHub Check: Clippy (aarch64-apple-darwin, macos-latest)
  • GitHub Check: Clippy (x86_64-pc-windows-msvc, windows-latest)
🔇 Additional comments (4)
apps/desktop/src-tauri/src/windows.rs (3)

38-55: LGTM!

The CapWindowDef enum is well-structured with clear variant names. The use of DisplayId for overlay-related variants provides type safety.


259-299: LGTM!

The window ID registration logic for both Editor and ScreenshotEditor variants correctly registers the path-to-ID mapping before calling def(). This ensures the def() method can find the ID when building the window label.


459-486: LGTM!

The Editor and ScreenshotEditor window creation correctly closes Main and Camera windows before opening, preventing conflicting window states.

apps/desktop/src-tauri/Cargo.toml (1)

121-133: Verify objc2 workspace version compatibility with 0.3.2 crates.

The objc2-* crates at version 0.3.2 require objc2 >=0.6.2 and <0.8.0. Confirm that the workspace-managed objc2 version falls within this range. Additionally, block2 0.6.2 satisfies the requirement (>=0.6.1, <0.8.0) for objc2-app-kit 0.3.2 and related crates.

Comment on lines +833 to 838
CapWindow::Editor { project_path } => {
let state = app.state::<EditorWindowIds>();
let s = state.ids.lock().unwrap();
let id = s.iter().find(|(path, _)| path == project_path).unwrap().1;
CapWindowId::Editor { id }
CapWindowDef::Editor { id }
}
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⚠️ Potential issue | 🟡 Minor

Potential panic if def() is called without prior registration.

The def() method is public and uses .unwrap() when looking up Editor/ScreenshotEditor IDs. While show() registers the ID before calling def(), external callers of def() could trigger a panic if the path isn't registered.

Consider returning Option<CapWindowDef> or Result<CapWindowDef, _>, or documenting the precondition if this method should only be called after registration.

-            CapWindow::Editor { project_path } => {
-                let state = app.state::<EditorWindowIds>();
-                let s = state.ids.lock().unwrap();
-                let id = s.iter().find(|(path, _)| path == project_path).unwrap().1;
-                CapWindowDef::Editor { id }
-            }
+            CapWindow::Editor { project_path } => {
+                let state = app.state::<EditorWindowIds>();
+                let s = state.ids.lock().unwrap();
+                let id = s
+                    .iter()
+                    .find(|(path, _)| path == project_path)
+                    .map(|(_, id)| *id)
+                    .unwrap_or(0);
+                CapWindowDef::Editor { id }
+            }

Also applies to: 851-856

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Actionable comments posted: 1

♻️ Duplicate comments (3)
apps/desktop/src-tauri/src/windows.rs (3)

833-838: Potential panic if path not found in registry.

The .unwrap() on line 836 can panic if project_path is not found in the registry. While show() registers the ID before calling def(), this public method could be called externally without prior registration.

Consider returning Result<CapWindowDef, _> or documenting that def() must only be called after show():

             CapWindow::Editor { project_path } => {
                 let state = app.state::<EditorWindowIds>();
                 let s = state.ids.lock().unwrap();
-                let id = s.iter().find(|(path, _)| path == project_path).unwrap().1;
+                let id = s
+                    .iter()
+                    .find(|(path, _)| path == project_path)
+                    .map(|(_, id)| *id)
+                    .unwrap_or(0);
                 CapWindowDef::Editor { id }
             }

851-856: Same potential panic for ScreenshotEditor path lookup.

Similar to the Editor variant, the .unwrap() on line 854 can panic if the path is not found in the registry.

Apply the same fix as for Editor:

             CapWindow::ScreenshotEditor { path } => {
                 let state = app.state::<ScreenshotEditorWindowIds>();
                 let s = state.ids.lock().unwrap();
-                let id = s.iter().find(|(p, _)| p == path).unwrap().1;
+                let id = s
+                    .iter()
+                    .find(|(p, _)| p == path)
+                    .map(|(_, id)| *id)
+                    .unwrap_or(0);
                 CapWindowDef::ScreenshotEditor { id }
             }

346-350: Must handle Result from run_on_main_thread.

Using let _ = window.run_on_main_thread(...) violates coding guidelines that require handling Result/#[must_use] types. The underscore assignment silently ignores the Result.

Apply this diff to properly handle the Result:

                 #[cfg(target_os = "macos")]
                 {
                     if new_recording_flow {
-                        let _ = window.run_on_main_thread({
+                        window.run_on_main_thread({
                             let window = window.clone();
                             move || window.objc2_nswindow().setLevel(50)
-                        });
+                        }).ok();
                     }

Based on coding guidelines: "Always handle Result/Option or types marked #[must_use]" and "Don't assign () to a variable".

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📒 Files selected for processing (1)
  • apps/desktop/src-tauri/src/windows.rs (27 hunks)
🧰 Additional context used
📓 Path-based instructions (2)
**/*.rs

📄 CodeRabbit inference engine (CLAUDE.md)

**/*.rs: Never use dbg!() macro; use proper logging (tracing::debug!, etc.) instead
Never write let _ = async_fn() which silently drops futures; await or explicitly handle them
Use duration.saturating_sub(other) instead of duration - other to avoid panics on underflow
Merge nested if statements: write 'if a && b { }' instead of 'if a { if b { } }'
Don't call .clone() on Copy types (integers, bools, etc.); copy them directly
Use function references directly: iter.map(foo) instead of iter.map(|x| foo(x))
Accept &[T] or &str instead of &Vec or &String in function parameters for flexibility
Use .is_empty() instead of .len() == 0 or .len() > 0 / .len() != 0
Don't assign () to a variable: write foo(); instead of let _ = foo(); or let x = foo(); when return is unit
Use .unwrap_or(val) instead of .unwrap_or_else(|| val) when the default is a simple/cheap value
Use 'for item in &collection' or 'for (i, item) in collection.iter().enumerate()' instead of 'for i in 0..collection.len()'
Use value.clamp(min, max) instead of manual if chains or .min(max).max(min) patterns
Always handle Result/Option or types marked #[must_use]; never ignore them

**/*.rs: Use rustfmt and workspace clippy lints for Rust code formatting and linting
Use snake_case for Rust module names and kebab-case for crate names
Never use dbg!() macro in Rust code; use proper logging instead (Clippy: dbg_macro = deny)
Always handle Result/Option or types marked #[must_use]; never ignore them (Rust compiler lint: unused_must_use = deny)
Never write let _ = async_fn() which silently drops futures; await or explicitly handle them (Clippy: let_underscore_future = deny)
Use saturating_sub instead of - for Duration to avoid panics (Clippy: unchecked_duration_subtraction = deny)
Merge nested if statements: use if a && b { } instead of if a { if b { } } (Clippy: collapsible_if = deny)
Don't call .clone() on Copy types; just copy them directly (Clippy: clone_on_copy = deny)
U...

Files:

  • apps/desktop/src-tauri/src/windows.rs
**/*.{ts,tsx,js,jsx,rs}

📄 CodeRabbit inference engine (AGENTS.md)

Never add comments to code (//, /* */, ///, //!, #, etc.); code must be self-explanatory through naming, types, and structure

Files:

  • apps/desktop/src-tauri/src/windows.rs
🧠 Learnings (4)
📚 Learning: 2025-12-07T14:29:40.721Z
Learnt from: CR
Repo: CapSoftware/Cap PR: 0
File: AGENTS.md:0-0
Timestamp: 2025-12-07T14:29:40.721Z
Learning: Applies to **/*.rs : Never write `let _ = async_fn()` which silently drops futures; await or explicitly handle them (Clippy: `let_underscore_future` = deny)

Applied to files:

  • apps/desktop/src-tauri/src/windows.rs
📚 Learning: 2025-12-07T14:29:19.165Z
Learnt from: CR
Repo: CapSoftware/Cap PR: 0
File: CLAUDE.md:0-0
Timestamp: 2025-12-07T14:29:19.165Z
Learning: Applies to **/*.rs : Never write let _ = async_fn() which silently drops futures; await or explicitly handle them

Applied to files:

  • apps/desktop/src-tauri/src/windows.rs
📚 Learning: 2025-12-07T14:29:40.721Z
Learnt from: CR
Repo: CapSoftware/Cap PR: 0
File: AGENTS.md:0-0
Timestamp: 2025-12-07T14:29:40.721Z
Learning: Applies to **/*.rs : Always handle `Result`/`Option` or types marked `#[must_use]`; never ignore them (Rust compiler lint: `unused_must_use` = deny)

Applied to files:

  • apps/desktop/src-tauri/src/windows.rs
📚 Learning: 2025-12-07T14:29:40.721Z
Learnt from: CR
Repo: CapSoftware/Cap PR: 0
File: AGENTS.md:0-0
Timestamp: 2025-12-07T14:29:40.721Z
Learning: Applies to **/*.rs : Don't assign `()` to a variable: write `foo();` instead of `let _ = foo();` when return is unit (Clippy: `let_unit_value` = deny)

Applied to files:

  • apps/desktop/src-tauri/src/windows.rs
⏰ Context from checks skipped due to timeout of 90000ms. You can increase the timeout in your CodeRabbit configuration to a maximum of 15 minutes (900000ms). (1)
  • GitHub Check: Clippy (x86_64-pc-windows-msvc, windows-latest)

Comment on lines +764 to +784
let _ = window.run_on_main_thread({
let window = window.clone();
move || {
if def.disables_window_buttons() {
window.set_traffic_lights_visible(false);
}

let nswindow = window.objc2_nswindow();

if def.disables_fullscreen() {
nswindow.setCollectionBehavior(
nswindow.collectionBehavior()
| objc2_app_kit::NSWindowCollectionBehavior::FullScreenNone,
);
}

if let Some(level) = def.window_level() {
nswindow.setLevel(level)
}
}
});
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⚠️ Potential issue | 🔴 Critical

Must handle Result from run_on_main_thread.

Using let _ = window.run_on_main_thread(...) violates coding guidelines requiring proper handling of #[must_use] types.

Apply this diff:

         #[cfg(target_os = "macos")]
-        let _ = window.run_on_main_thread({
+        window.run_on_main_thread({
             let window = window.clone();
             move || {
                 if def.disables_window_buttons() {
                     window.set_traffic_lights_visible(false);
                 }
 
                 let nswindow = window.objc2_nswindow();
 
                 if def.disables_fullscreen() {
                     nswindow.setCollectionBehavior(
                         nswindow.collectionBehavior()
                             | objc2_app_kit::NSWindowCollectionBehavior::FullScreenNone,
                     );
                 }
 
                 if let Some(level) = def.window_level() {
                     nswindow.setLevel(level)
                 }
             }
-        });
+        }).ok();

Based on coding guidelines: "Always handle Result/Option or types marked #[must_use]".

🤖 Prompt for AI Agents
In apps/desktop/src-tauri/src/windows.rs around lines 764 to 784, the call "let
_ = window.run_on_main_thread(...)" ignores a #[must_use] Result; replace the
discard with explicit handling: capture the Result, and on Err branch either
propagate the error (return/?) or log it and continue. Concretely, assign the
call to a variable and then use match or if let Err(e) = result to call an
appropriate logger (e.g., error!("run_on_main_thread failed: {:?}", e)) or
return the error from the enclosing function if that fits the function's
signature; ensure no #[must_use] value is silently dropped.

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