fix/delete-mutation-input (#124)

Author: jlalmes

src/adapters/node-http/core.ts

@@ -10,10 +10,12 @@ import { ZodError } from 'zod';
 import { generateOpenApiDocument } from '../../generator';
 import {
   OpenApiErrorResponse,
+  OpenApiMethod,
   OpenApiResponse,
   OpenApiRouter,
   OpenApiSuccessResponse,
 } from '../../types';
+import { acceptsRequestBody } from '../../utils/method';
 import { normalizePath } from '../../utils/path';
 import { TRPC_ERROR_CODE_HTTP_STATUS, getErrorFromUnknown } from './errors';
 import { getBody, getQuery } from './input';
@@ -63,7 +65,7 @@ export const createOpenApiNodeHttpHandler = <
       res.end(JSON.stringify(body));
     };
 
-    const method = req.method!;
+    const method = req.method! as OpenApiMethod & 'HEAD';
     const reqUrl = req.url!;
     const url = new URL(reqUrl.startsWith('/') ? `http://127.0.0.1${reqUrl}` : reqUrl);
     const path = normalizePath(url.pathname);
@@ -92,7 +94,7 @@ export const createOpenApiNodeHttpHandler = <
       }
 
       input = {
-        ...(procedure.type === 'query' ? getQuery(req, url) : await getBody(req, maxBodySize)),
+        ...(acceptsRequestBody(method) ? await getBody(req, maxBodySize) : getQuery(req, url)),
         ...pathInput,
       };
       ctx = await createContext?.({ req, res });

src/generator/paths.ts

@@ -2,6 +2,7 @@ import { TRPCError } from '@trpc/server';
 import { OpenAPIV3 } from 'openapi-types';
 
 import { OpenApiRouter } from '../types';
+import { acceptsRequestBody } from '../utils/method';
 import { getPathParameters, normalizePath } from '../utils/path';
 import {
   forEachOpenApiProcedure,
@@ -10,13 +11,6 @@ import {
 } from '../utils/procedure';
 import { getParameterObjects, getRequestBodyObject, getResponsesObject } from './schema';
 
-const acceptsRequestBody = (httpMethod: OpenAPIV3.HttpMethods) => {
-  if (httpMethod === 'get' || httpMethod === 'delete') {
-    return false;
-  }
-  return true;
-};
-
 export const getOpenApiPathsObject = (
   appRouter: OpenApiRouter,
   pathsObject: OpenAPIV3.PathsObject,
@@ -69,7 +63,7 @@ export const getOpenApiPathsObject = (
           description,
           tags: tags ?? (tag ? [tag] : undefined),
           security: protect ? [{ Authorization: [] }] : undefined,
-          ...(acceptsRequestBody(httpMethod)
+          ...(acceptsRequestBody(method)
             ? {
                 requestBody: getRequestBodyObject(inputParser, pathParameters),
                 parameters: [

src/utils/method.ts

@@ -0,0 +1,8 @@
+import { OpenApiMethod } from '../types';
+
+export const acceptsRequestBody = (method: OpenApiMethod) => {
+  if (method === 'GET' || method === 'DELETE') {
+    return false;
+  }
+  return true;
+};