fix(mobile): support Android system file picker

mobile-uni/src/pages/candidate/interview/index.vue

@@ -137,6 +137,7 @@
 <script setup lang="ts">
 import { computed, ref } from 'vue';
 import { onHide, onShow, onUnload } from '@dcloudio/uni-app';
+import { isPlatformFileSelectionActive } from '@/services/file-selection-lifecycle';
 import type {
   AsrResponse,
   InterviewFinishResponse,
@@ -500,7 +501,7 @@ onShow(() => {
 
 onHide(() => {
   speechPlayback.stop();
-  cancelQuestionRecording();
+  if (!isPlatformFileSelectionActive()) cancelQuestionRecording();
 });
 
 onUnload(() => {

mobile-uni/src/pages/user/practice/index.vue

@@ -503,6 +503,7 @@
 <script setup lang="ts">
 import { computed, nextTick, ref } from 'vue';
 import { onHide, onShow, onUnload } from '@dcloudio/uni-app';
+import { isPlatformFileSelectionActive } from '@/services/file-selection-lifecycle';
 import ChatComposer from '@/components/chat/ChatComposer.vue';
 import RealtimePracticeAppBridge from '@/components/practice/RealtimePracticeAppBridge.vue';
 import type {
@@ -1851,7 +1852,7 @@ onHide(() => {
   stopRealtime();
   invalidateRequests();
   speechPlayback.stop();
-  cancelRecording();
+  if (!isPlatformFileSelectionActive()) cancelRecording();
 });
 
 onUnload(() => {

mobile-uni/src/pages/user/report/index.vue

@@ -231,6 +231,7 @@
 import { computed, nextTick, ref } from 'vue';
 import { onHide, onShow, onUnload } from '@dcloudio/uni-app';
 import ChatComposer from '@/components/chat/ChatComposer.vue';
+import { isPlatformFileSelectionActive } from '@/services/file-selection-lifecycle';
 import { isLoggedIn, rememberLoginRedirect } from '@/services/auth';
 import { chooseKnowledgeMedia } from '@/services/knowledge';
 import { resetPageScroll } from '@/services/navigation';
@@ -769,13 +770,15 @@ const goLogin = () => {
   uni.navigateTo({ url: '/pages/auth/login/index' });
 };
 
-const teardown = () => {
+const teardown = (preservePlatformFileSelection = false) => {
   organizeGeneration += 1;
   uploadGeneration += 1;
-  mediaSelectionGeneration += 1;
   mineGeneration += 1;
   submitGeneration += 1;
-  cancelVoiceTranscription();
+  if (!preservePlatformFileSelection) {
+    mediaSelectionGeneration += 1;
+    cancelVoiceTranscription();
+  }
   activeUploadTask?.abort();
   activeUploadTask = null;
   speechPlayback.stop();
@@ -784,7 +787,7 @@ const teardown = () => {
   uploading.value = false;
   submitting.value = false;
   loadingMine.value = false;
-  mediaSelecting.value = false;
+  if (!preservePlatformFileSelection) mediaSelecting.value = false;
 };
 
 const clearConversationState = () => {
@@ -833,7 +836,7 @@ onShow(() => {
   }
 });
 
-onHide(teardown);
+onHide(() => teardown(isPlatformFileSelectionActive()));
 onUnload(() => {
   teardown();
   speechPlayback.destroy();

mobile-uni/src/pages/user/sop/index.vue

@@ -424,6 +424,7 @@
 <script setup lang="ts">
 import { computed, nextTick, ref } from 'vue';
 import { onHide, onShow, onUnload } from '@dcloudio/uni-app';
+import { isPlatformFileSelectionActive } from '@/services/file-selection-lifecycle';
 import type {
   AnswerFeedbackVerdict,
   BroadcastKnowledgeContext,
@@ -1565,7 +1566,7 @@ onHide(() => {
   cancelPendingBroadcastConsultation();
   speechPlayback.stop();
   composerRef.value?.teardown();
-  cancelVoiceTranscription();
+  if (!isPlatformFileSelectionActive()) cancelVoiceTranscription();
   cancelPendingMediaSearch();
 });