fix: 完善个人中心卡片管理

ai_knowledge_base_v2/apps/user-client/src/App.vue

@@ -36,6 +36,7 @@ const helpCardHistory = ref<TeacherHelpCard[]>([]);
 const shareDraftHistory = ref<ShareDraft[]>([]);
 const reportHistory = ref<PeriodicReport[]>([]);
 const personalCenterLoading = ref(false);
+const cardOperationPending = ref(false);
 const finishingTopic = ref(false);
 const generatingHelpCard = ref(false);
 const generatingShareDraft = ref(false);
@@ -322,6 +323,62 @@ async function copyShareDraft() {
   }
 }
 
+async function copyHistoryHelpCard(card: TeacherHelpCard) {
+  try {
+    await copyText(card.content);
+    const updated = await api.markHelpCardCopied(card.id);
+    helpCardHistory.value = helpCardHistory.value.map((item) => item.id === updated.id ? updated : item);
+    showToast("求助卡已复制，可再次粘贴给老师");
+  } catch (error) {
+    handleError(error, "复制失败，请稍后重试");
+  }
+}
+
+async function copyHistoryShareDraft(draft: ShareDraft) {
+  try {
+    await copyText(draft.content);
+    const updated = await api.markShareDraftCopied(draft.id);
+    shareDraftHistory.value = shareDraftHistory.value.map((item) => item.id === updated.id ? updated : item);
+    showToast("分享稿已复制，可再次粘贴到班级群");
+  } catch (error) {
+    handleError(error, "复制失败，请稍后重试");
+  }
+}
+
+async function deleteHistoryHelpCard(cardId: number, done: (success: boolean) => void) {
+  if (cardOperationPending.value) return;
+  cardOperationPending.value = true;
+  try {
+    await api.deleteHelpCard(cardId);
+    helpCardHistory.value = helpCardHistory.value.filter((item) => item.id !== cardId);
+    if (helpCard.value?.id === cardId) helpCard.value = null;
+    showToast("求助卡已删除");
+    done(true);
+  } catch (error) {
+    done(false);
+    handleError(error, "求助卡删除失败");
+  } finally {
+    cardOperationPending.value = false;
+  }
+}
+
+async function deleteHistoryShareDraft(draftId: number, done: (success: boolean) => void) {
+  if (cardOperationPending.value) return;
+  cardOperationPending.value = true;
+  try {
+    await api.deleteShareDraft(draftId);
+    shareDraftHistory.value = shareDraftHistory.value.filter((item) => item.id !== draftId);
+    if (shareDraft.value?.id === draftId) shareDraft.value = null;
+    showToast("分享稿已删除");
+    done(true);
+  } catch (error) {
+    done(false);
+    handleError(error, "分享稿删除失败");
+  } finally {
+    cardOperationPending.value = false;
+  }
+}
+
 async function openPersonalCenter(section: "overview" | "review" | "records" = "overview") {
   personalCenterSection.value = section;
   personalCenterOpen.value = true;
@@ -522,8 +579,13 @@ async function copyText(text: string) {
       :reports="reportHistory"
       :help-cards="helpCardHistory"
       :share-drafts="shareDraftHistory"
+      :operation-pending="cardOperationPending"
       @close="personalCenterOpen = false"
       @logout="personalCenterOpen = false; logoutDialogOpen = true"
+      @copy-help-card="copyHistoryHelpCard"
+      @copy-share-draft="copyHistoryShareDraft"
+      @delete-help-card="deleteHistoryHelpCard"
+      @delete-share-draft="deleteHistoryShareDraft"
     />
 
     <AppDialog v-if="helpCardDialogOpen" title="老师求助卡" labelled-by="help-card-title" @close="helpCardDialogOpen = false">