fix(mobile): handle file picker cancellation

mobile-uni/src/services/candidate.ts

@@ -7,6 +7,7 @@ import type {
 } from '@/types/api';
 import { apiRequest, apiUrl, authHeaders, readTextPayload } from './api';
 import { getAuth } from './auth';
+import { fileSelectionFailure } from '../utils/file-selection';
 
 const materialExtensions = ['.pdf', '.doc', '.docx', '.jpg', '.jpeg', '.png', '.webp'];
 
@@ -57,7 +58,7 @@ export const chooseCandidateFile = () =>
           size: Number(file.size || 0)
         });
       },
-      fail: () => reject(new Error('未选择文件'))
+      fail: (error) => reject(fileSelectionFailure(error, '文件'))
     });
   });
 

mobile-uni/src/services/case.ts

@@ -8,6 +8,7 @@ import type {
   CaseUploadResponse
 } from '@/types/api';
 import { apiRequest, apiUrl, authHeaders, authenticatedFileUrl, readTextPayload } from './api';
+import { fileSelectionFailure } from '../utils/file-selection';
 
 const audioExtensions = ['.mp3', '.wav', '.m4a', '.webm', '.aac', '.ogg'];
 
@@ -31,7 +32,7 @@ export const chooseCaseAudio = () =>
           size: Number(file.size || 0)
         });
       },
-      fail: () => reject(new Error('未选择音频'))
+      fail: (error) => reject(fileSelectionFailure(error, '音频'))
     });
   });
 

mobile-uni/src/services/knowledge.ts

@@ -10,6 +10,7 @@ import type {
 } from '@/types/api';
 import { apiRequest, apiUrl, authHeaders, readTextPayload } from './api';
 import { getSelectedPosition } from './auth';
+import { fileSelectionFailure } from '../utils/file-selection';
 
 type RawKnowledgeSnippet = KnowledgeSnippet & {
   title?: string;
@@ -44,7 +45,7 @@ export const chooseKnowledgeMedia = () =>
         }
         resolve({ path, name, size, kind });
       },
-      fail: () => reject(new Error('未选择附件'))
+      fail: (error) => reject(fileSelectionFailure(error, '附件'))
     });
   });
 

mobile-uni/src/services/personal-assistant.ts

@@ -17,6 +17,7 @@ import type {
   PersonalSpace,
   ServiceMemory
 } from '@/types/api';
+import { fileSelectionFailure } from '../utils/file-selection';
 import type { CaptureStatusHistory } from '@/types/api';
 import { apiRequest, apiUrl, authHeaders, readTextPayload } from './api';
 import { personalItemApiPath, personalSessionApiPath } from './personal-assistant-id';
@@ -145,7 +146,7 @@ export const choosePersonalFile = () => new Promise<PersonalSelectedFile>((resol
     const path = file?.path || result.tempFilePaths?.[0] || '';
     if (!path) return reject(new Error('未获取到文件路径'));
     resolve({ path, name: file?.name || path.split('/').pop() || 'personal-file', size: Number(file?.size || 0) });
-  }, fail: () => reject(new Error('未选择文件')) });
+  }, fail: (error) => reject(fileSelectionFailure(error, '文件')) });
 });
 
 export const uploadPersonalFile = (file: PersonalSelectedFile, title?: string, capturedAt?: string) =>

mobile-uni/src/services/speech.ts

@@ -5,6 +5,7 @@ import type { SpeechCapture } from './speech-capture';
 import { estimateMpegAudioDuration } from './mpeg-audio-duration';
 import { dataUriToBlobUrl, decodeDataAudioUri, hasNativeAudioFileSupport, isDataAudioUri, removeNativeTempAudio, writeNativeTempAudio } from './speech-audio-source';
 import { applyTtsVoicePreference, getTtsDialectPreference, getTtsVoicePreference } from './tts-voice-preference';
+import { fileSelectionFailure } from '../utils/file-selection';
 
 const audioExtensions = ['.mp3', '.wav', '.m4a', '.webm', '.aac', '.ogg'];
 
@@ -45,7 +46,7 @@ export const chooseSpeechAudio = () =>
           size: Number(file.size || 0)
         });
       },
-      fail: () => reject(new Error('未选择音频'))
+      fail: (error) => reject(fileSelectionFailure(error, '音频'))
     });
   });