feat(web): update travel request and reimbursement views

web/src/views/scripts/TravelReimbursementCreateView.js

@@ -1976,10 +1976,8 @@ export default {
     const reviewCancelDialogOpen = ref(false)
     const reviewEditDialogOpen = ref(false)
     const deleteSessionDialogOpen = ref(false)
-    const leaveKnowledgeDialogOpen = ref(false)
     const reviewActionBusy = ref(false)
     const deleteSessionBusy = ref(false)
-    const leaveKnowledgeBusy = ref(false)
     const reviewEditFields = ref([])
     const reviewActionMessageId = ref('')
     const reviewInlineForm = ref(createEmptyInlineReviewState())
@@ -2035,6 +2033,7 @@ export default {
           }
       return labels[currentInsight.value.intent] ?? 'AI 处理中'
     })
+    let knowledgeSessionResetPromise = Promise.resolve()
     const canDeleteCurrentSession = computed(
       () => Boolean(conversationId.value) || messages.value.some((item) => item.role === 'user')
     )
@@ -2190,6 +2189,27 @@ export default {
       return buildEmptySessionState(targetSessionType)
     }
 
+    function resetKnowledgeSessionSnapshot() {
+      const emptyKnowledgeState = buildEmptySessionState(SESSION_TYPE_KNOWLEDGE)
+      sessionSnapshots.value[SESSION_TYPE_KNOWLEDGE] = emptyKnowledgeState
+
+      if (activeSessionType.value === SESSION_TYPE_KNOWLEDGE) {
+        applySessionState(emptyKnowledgeState)
+      }
+    }
+
+    function clearKnowledgeSessionOnEntry() {
+      resetKnowledgeSessionSnapshot()
+      knowledgeSessionResetPromise = clearUserConversations(resolveCurrentUserId(), SESSION_TYPE_KNOWLEDGE)
+        .catch((error) => {
+          console.warn('Failed to clear knowledge session on entry:', error)
+        })
+        .finally(() => {
+          resetKnowledgeSessionSnapshot()
+        })
+      return knowledgeSessionResetPromise
+    }
+
     async function switchSessionType(targetSessionType) {
       const normalizedTarget = String(targetSessionType || '').trim() || SESSION_TYPE_EXPENSE
       if (normalizedTarget === activeSessionType.value || sessionSwitchBusy.value) {
@@ -2257,6 +2277,7 @@ export default {
     )
 
     onMounted(() => {
+      void clearKnowledgeSessionOnEntry()
       currentInsight.value = currentInsight.value || buildWelcomeInsight(props.entrySource, linkedRequest.value, activeSessionType.value)
       if (props.initialPrompt?.trim() || props.initialFiles.length) {
         const initialMerge = mergeFilesWithLimit([], Array.from(props.initialFiles), MAX_ATTACHMENTS)
@@ -2585,15 +2606,6 @@ export default {
     }
 
     function requestCloseWorkbench() {
-      if (submitting.value || reviewActionBusy.value || deleteSessionBusy.value || leaveKnowledgeBusy.value || sessionSwitchBusy.value) {
-        return
-      }
-
-      if (isKnowledgeSession.value) {
-        leaveKnowledgeDialogOpen.value = true
-        return
-      }
-
       emit('close')
     }
 
@@ -2663,31 +2675,6 @@ export default {
       }
     }
 
-    function closeLeaveKnowledgeDialog() {
-      if (leaveKnowledgeBusy.value) {
-        return
-      }
-      leaveKnowledgeDialogOpen.value = false
-    }
-
-    async function confirmLeaveKnowledgeSession() {
-      if (leaveKnowledgeBusy.value || sessionSwitchBusy.value) {
-        return
-      }
-
-      leaveKnowledgeBusy.value = true
-      try {
-        await clearUserConversations(resolveCurrentUserId(), SESSION_TYPE_KNOWLEDGE)
-        sessionSnapshots.value[SESSION_TYPE_KNOWLEDGE] = buildEmptySessionState(SESSION_TYPE_KNOWLEDGE)
-        leaveKnowledgeDialogOpen.value = false
-        emit('close')
-      } catch (error) {
-        toast(error?.message || '清理知识问答会话失败，请稍后重试。')
-      } finally {
-        leaveKnowledgeBusy.value = false
-      }
-    }
-
     async function saveInlineReviewChanges() {
       if (!activeReviewPayload.value || !reviewHasUnsavedChanges.value || reviewActionBusy.value) return
 
@@ -3092,10 +3079,8 @@ export default {
       reviewCancelDialogOpen,
       reviewEditDialogOpen,
       deleteSessionDialogOpen,
-      leaveKnowledgeDialogOpen,
       reviewActionBusy,
       deleteSessionBusy,
-      leaveKnowledgeBusy,
       reviewEditFields,
       documentPreviewDialog,
       shortcuts,
@@ -3144,8 +3129,6 @@ export default {
       openDeleteSessionDialog,
       closeDeleteSessionDialog,
       confirmDeleteCurrentSession,
-      closeLeaveKnowledgeDialog,
-      confirmLeaveKnowledgeSession,
       openInlineReviewEditor,
       closeInlineReviewEditor,
       commitInlineReviewEditor,