feat(ai): unify verified expense application workflow

web/src/assets/styles/components/travel-reimbursement-message-item.css

@@ -1131,6 +1131,52 @@
   margin: 0;
 }
 
+.application-preview-decision-status {
+  margin-top: 28px;
+  padding: 10px 12px;
+  border: 1px solid rgba(217, 119, 6, 0.2);
+  border-radius: 10px;
+  background: rgba(245, 158, 11, 0.08);
+  color: #92400e;
+  font-size: 12px;
+  font-weight: 720;
+  line-height: 1.6;
+}
+
+.application-preview-action-row {
+  display: flex;
+  flex-wrap: wrap;
+  justify-content: flex-end;
+  gap: 8px;
+  margin-top: 14px;
+}
+
+.application-preview-secondary-btn {
+  display: inline-flex;
+  align-items: center;
+  gap: 6px;
+  min-height: 32px;
+  padding: 0 12px;
+  border: 1px solid rgba(var(--theme-primary-rgb, 58, 124, 165), 0.3);
+  border-radius: 8px;
+  background: rgba(var(--theme-primary-rgb, 58, 124, 165), 0.08);
+  color: var(--theme-primary-active, #255b7d);
+  font-size: 12px;
+  font-weight: 800;
+  cursor: pointer;
+}
+
+.application-preview-secondary-btn:hover:not(:disabled),
+.application-preview-secondary-btn:focus-visible {
+  border-color: rgba(var(--theme-primary-rgb, 58, 124, 165), 0.52);
+  background: rgba(var(--theme-primary-rgb, 58, 124, 165), 0.14);
+}
+
+.application-preview-secondary-btn:disabled {
+  cursor: not-allowed;
+  opacity: 0.42;
+}
+
 .message-answer-markdown :deep(a) {
   color: var(--theme-primary-active, #255b7d);
   font-weight: 850;

web/src/components/travel/TravelReimbursementMessageItem.vue

@@ -246,11 +246,47 @@
           <span class="application-preview-missing-suffix">。补齐后我再帮您提交申请。</span>
         </div>
         <div
-          v-else-if="ui.buildApplicationPreviewFooterText(message)"
+          v-else-if="ui.canSubmitApplicationPreview(message) && ui.buildApplicationPreviewFooterText(message)"
           class="application-preview-footer message-answer-content message-answer-markdown"
           v-html="ui.renderMarkdown(ui.buildApplicationPreviewFooterText(message))"
           @click="ui.handleAssistantMarkdownClick($event, message)"
         ></div>
+        <div
+          v-else-if="message.applicationPreview.readyToSubmit"
+          class="application-preview-decision-status"
+          role="status"
+        >
+          <span v-if="message.applicationPreview.decisionTrackingStatus === 'registering'">
+            正在由服务端核验并签发申请预览，请稍候。
+          </span>
+          <span v-else>
+            当前申请预览尚未通过服务端签发。为避免重复或错误建单，保存与提交已暂停。
+          </span>
+        </div>
+        <div
+          v-if="message.applicationPreview.readyToSubmit"
+          class="application-preview-action-row"
+        >
+          <button
+            v-if="ui.canRetryApplicationPreviewDecision(message)"
+            type="button"
+            class="application-preview-secondary-btn"
+            :disabled="ui.submitting || ui.reviewActionBusy || ui.sessionSwitchBusy"
+            @click="ui.retryApplicationPreviewDecision(message)"
+          >
+            <i class="mdi mdi-refresh"></i>
+            <span>重新签发</span>
+          </button>
+          <button
+            type="button"
+            class="application-preview-secondary-btn"
+            :disabled="!ui.canSaveApplicationPreviewDraft(message)"
+            @click="ui.saveApplicationPreviewDraft(message)"
+          >
+            <i class="mdi mdi-content-save-outline"></i>
+            <span>保存草稿</span>
+          </button>
+        </div>
       </div>
     </Transition>
 

web/src/composables/workbenchAiMode/useWorkbenchAiActionRouter.js

@@ -53,6 +53,15 @@ export function useWorkbenchAiActionRouter({
 
     const actionType = String(action?.action_type || '').trim()
     const actionPayload = action?.payload && typeof action.payload === 'object' ? action.payload : {}
+    if (
+      actionPayload.steward_execute_action
+      && String(actionPayload.steward_current_task?.task_type || '').trim() === 'expense_application'
+    ) {
+      // 费用申请必须先进入结构化预览签发流程，不能从 Steward 计划直接执行保存/提交。
+      aiExpenseDraft.value = null
+      void expenseFlow.startAiApplicationPreviewFromAction(actionPayload)
+      return
+    }
     if (actionPayload.steward_execute_action) {
       return executeInlineStewardAction(action, sourceMessage)
     }

web/src/services/aiApplicationPreviewActions.js

@@ -105,7 +105,10 @@ export function buildAiApplicationPreviewActionPayload({
   currentUser = {},
   conversationId = '',
   draftPayload = null,
-  requestId = ''
+  requestId = '',
+  entrySource = 'workbench_ai_inline',
+  source = 'workbench',
+  requestSource = 'user_message'
 } = {}) {
   const normalizedPreview = normalizeApplicationPreview(applicationPreview || {})
   const message = buildAiApplicationPreviewActionText(actionType, normalizedPreview)
@@ -128,7 +131,7 @@ export function buildAiApplicationPreviewActionPayload({
     : []
 
   return {
-    source: 'user_message',
+    source: normalizeText(requestSource) || 'user_message',
     user_id: username,
     conversation_id: normalizeText(conversationId) || null,
     action_type: isSubmit ? 'submit' : 'save_draft',
@@ -158,8 +161,8 @@ export function buildAiApplicationPreviewActionPayload({
       finance_owner_name: resolveUserValue(currentUser, 'financeOwnerName', 'finance_owner_name'),
       ...buildClientTimeContext(),
       session_type: 'application',
-      entry_source: 'workbench_ai_inline',
-      source: 'workbench',
+      entry_source: normalizeText(entrySource) || 'workbench_ai_inline',
+      source: normalizeText(source) || 'workbench',
       document_type: 'expense_application',
       application_stage: 'expense_application',
       user_input_text: message,

web/src/views/scripts/TravelReimbursementCreateView.js

@@ -29,6 +29,7 @@ import { useTravelReimbursementMessageActions } from './useTravelReimbursementMe
 import { useTravelReimbursementSuggestedActions } from './useTravelReimbursementSuggestedActions.js'
 import { useStewardPlanFlow } from './useStewardPlanFlow.js'
 import { useTravelReimbursementApplicationSubmitConfirm } from './useTravelReimbursementApplicationSubmitConfirm.js'
+import { useTravelReimbursementApplicationPreviewActions } from './useTravelReimbursementApplicationPreviewActions.js'
 import { useTravelReimbursementStewardRuntimeDecision } from './useTravelReimbursementStewardRuntimeDecision.js'
 import { useTravelReimbursementApplicationPreviewDateEditor } from './useTravelReimbursementApplicationPreviewDateEditor.js'
 import { buildStewardFieldItems, formatStewardMissingFieldList, formatStewardOntologyFields } from './stewardPlanModel.js'
@@ -238,6 +239,27 @@ export default {
       calculateTravelReimbursement,
       currentUser
     })
+    const {
+      canRetryApplicationPreviewDecision,
+      canSaveApplicationPreviewDraft,
+      canSubmitApplicationPreview,
+      registerApplicationPreviewDecision,
+      retryApplicationPreviewDecision,
+      runApplicationPreviewAction,
+      saveApplicationPreviewDraft
+    } = useTravelReimbursementApplicationPreviewActions({
+      conversationId,
+      currentUser,
+      draftClaimId,
+      emitDraftSaved: (payload) => emit('draft-saved', payload),
+      entrySource: props.entrySource,
+      linkedRequest,
+      persistSessionState,
+      reviewActionBusy,
+      sessionSwitchBusy,
+      submitting,
+      toast
+    })
 
     let applyLinkedApplicationPreviewDateSelection = () => false
     let openApplicationPreviewEditorFromUi = openApplicationPreviewEditor
@@ -376,7 +398,7 @@ export default {
       resolveCurrentUserId
     })
     const { confirmPendingAttachmentAssociationInternal, submitComposerInternal } = useTravelReimbursementSubmitComposer({
-      MAX_ATTACHMENTS, activeReviewPayload, activeSessionType, adjustComposerTextareaHeight, attachedFiles, buildAgentInsight, buildClientTimeContext, buildComposerBusinessTimeContext, buildComposerFilePreviews, buildDraftAssociationQueryPayload, buildErrorInsight, buildExpenseIntentConfirmationActions, buildExpenseIntentConfirmationMessage, buildExpenseSceneSelectionActions, buildExpenseSceneSelectionMessage, buildMessageMeta, buildOcrDocumentsFromReviewPayload, buildOcrSummaryFromDocuments, buildReviewFormContextFromPayload, clearAttachedFiles, clearFlowSimulationTimers, completeFlowResult, completeFlowStep, composerBusinessTimeDraftTouched, composerBusinessTimeTags, composerDraft, composerUploadIntent, conversationId, createMessage, currentInsight, currentUser, refreshCurrentUserFromBackend, draftClaimId, extractReviewAttachmentNames, failCurrentFlowStep, fetchExpenseClaims, fileInputRef, flowRunId, insightPanelCollapsed, isKnowledgeSession, linkedRequest, mergeBusinessTimeIntoExtraContext, mergeFilePreviews, mergeFilesWithLimit, mergeUploadAttachmentNames, mergeUploadOcrDocuments, messages, nextTick, normalizeExpenseQueryPayload, persistSessionState, props, recognizeOcrFiles, refreshFlowRunDetail, rememberFilePreviews, replaceMessage, resolveComposerDisplaySubmitText, resetFlowRun, resolveComposerSubmitText, reviewInlineForm, runOrchestrator, scrollToBottom, sessionSwitchBusy, shouldRequestExpenseIntentConfirmation, shouldRequestExpenseSceneSelection, startExpenseClaimDraftFlowStep, startExpenseIntentConfirmationFlowPreview, startExpenseSceneSelectionFlowPreview, startFlowStep, startSemanticFlowPreview, submitting, syncComposerFilesToDraft, emitOperationCompleted, emitDraftSaved: (payload) => emit('draft-saved', payload), emitRequestUpdated: (payload) => emit('request-updated', payload), toast
+      MAX_ATTACHMENTS, activeReviewPayload, activeSessionType, adjustComposerTextareaHeight, attachedFiles, buildAgentInsight, buildClientTimeContext, buildComposerBusinessTimeContext, buildComposerFilePreviews, buildDraftAssociationQueryPayload, buildErrorInsight, buildExpenseIntentConfirmationActions, buildExpenseIntentConfirmationMessage, buildExpenseSceneSelectionActions, buildExpenseSceneSelectionMessage, buildMessageMeta, buildOcrDocumentsFromReviewPayload, buildOcrSummaryFromDocuments, buildReviewFormContextFromPayload, clearAttachedFiles, clearFlowSimulationTimers, completeFlowResult, completeFlowStep, composerBusinessTimeDraftTouched, composerBusinessTimeTags, composerDraft, composerUploadIntent, conversationId, createMessage, currentInsight, currentUser, refreshCurrentUserFromBackend, draftClaimId, extractReviewAttachmentNames, failCurrentFlowStep, fetchExpenseClaims, fileInputRef, flowRunId, insightPanelCollapsed, isKnowledgeSession, linkedRequest, mergeBusinessTimeIntoExtraContext, mergeFilePreviews, mergeFilesWithLimit, mergeUploadAttachmentNames, mergeUploadOcrDocuments, messages, nextTick, normalizeExpenseQueryPayload, persistSessionState, props, recognizeOcrFiles, refreshFlowRunDetail, registerApplicationPreviewDecision, rememberFilePreviews, replaceMessage, resolveComposerDisplaySubmitText, resetFlowRun, resolveComposerSubmitText, reviewInlineForm, runOrchestrator, scrollToBottom, sessionSwitchBusy, shouldRequestExpenseIntentConfirmation, shouldRequestExpenseSceneSelection, startExpenseClaimDraftFlowStep, startExpenseIntentConfirmationFlowPreview, startExpenseSceneSelectionFlowPreview, startFlowStep, startSemanticFlowPreview, submitting, syncComposerFilesToDraft, emitOperationCompleted, emitDraftSaved: (payload) => emit('draft-saved', payload), emitRequestUpdated: (payload) => emit('request-updated', payload), toast
     })
     let submitComposerFromMessageHandlers = null
     async function submitComposer(options = {}) {
@@ -551,7 +573,7 @@ export default {
 
 
     const { closeApplicationSubmitConfirm, confirmApplicationSubmit, openApplicationSubmitConfirm, resolveStewardMissingFieldItems } = useTravelReimbursementApplicationSubmitConfirm({
-      activeSessionType, applicationSubmitConfirmDialog, buildStewardFieldItems, createMessage, emitDraftSaved: (payload) => emit('draft-saved', payload), formatStewardMissingFieldList, formatStewardOntologyFields, linkedRequest, messages, nextTick, persistSessionState, reviewActionBusy, scrollToBottom, submitComposer, submitting, toast
+      activeSessionType, applicationSubmitConfirmDialog, buildStewardFieldItems, createMessage, emitDraftSaved: (payload) => emit('draft-saved', payload), formatStewardMissingFieldList, formatStewardOntologyFields, linkedRequest, messages, nextTick, persistSessionState, reviewActionBusy, runApplicationPreviewAction, scrollToBottom, submitComposer, submitting, toast
     })
 
     const { handleApplicationSubmitConfirmationText, handleStewardRuntimeDecision } = useTravelReimbursementStewardRuntimeDecision({
@@ -568,7 +590,7 @@ export default {
     submitComposerFromMessageHandlers = submitComposerMessageHandler
 
     const { insightPanelUi, messageItemUi } = useTravelReimbursementCreateViewUi({
-      ASSISTANT_DISPLAY_NAME, DATE_INPUT_FORMAT, REVIEW_SCENE_OPTIONS, REVIEW_SCENE_OTHER_OPTION, activeFlowSteps, activeReviewDocument, activeReviewDocumentIndex, activeReviewDocumentPreview, activeReviewPayload, activeSessionType, aiAvatar, appendExpenseQueryRiskToConversation, appendReviewRiskBriefToConversation, applicationPreviewEditor, askHotKnowledgeQuestion, buildApplicationDraftSummaryItems, buildApplicationPreviewFooterText, buildExpenseQueryHint, buildExpenseQueryWindowLabel, buildMessageBubbleClass, buildReviewMainMessageText, buildReviewNextStepRichCopyForMessage, buildReviewPlainFollowupForMessage, buildReviewPrimaryButtonLabel, canApplyApplicationPreviewDateSelection, canOpenDraftDetail, canPreviewActiveReviewDocument, canUseInlineSaveDraft, clearInlineReviewFieldError, commitApplicationPreviewDateEditor, commitApplicationPreviewEditor, commitInlineReviewEditor, copyAssistantMessage, currentInsight, currentIntentLabel, deleteSessionBusy, flowOverallStatusText, flowOverallStatusTone, flowRefreshBusy, flowRunId, flowTotalDurationText, formatFlowStepDuration, getExpenseQueryActivePage, getExpenseQueryTotalPages, getExpenseQueryVisibleRecords, goReviewDocument, handleAssistantMarkdownClick, handleExpenseQueryRecordClick, handleInlineSaveDraft, handleReviewAction, handleSuggestedAction, isApplicationDraftPayload, isApplicationPreviewDateEditorOpen, isApplicationPreviewEditing, isKnowledgeSession, isMessageFeedbackSelected, isReviewDocumentDrawer, isReviewFlowDrawer, isReviewOverviewDrawer, isReviewRiskDrawer, isSuggestedActionSelected, openActiveReviewDocumentPreview, openApplicationDraftDetail, openApplicationPreviewEditorFromUi, openInlineReviewEditor, refreshFlowRunDetail, renderMarkdown, resolveApplicationDraftStatusLabel, resolveApplicationPreviewEditorControl, resolveApplicationPreviewEditorOptions, resolveApplicationPreviewMissingFields, resolveApplicationPreviewRows, resolveFlowStepDetail, resolveFlowStepStatusLabel, resolveKnowledgeRankLabel, resolveKnowledgeRankTone, resolveReimbursementDraftClaimNo, resolveReviewFooterActions, resolveStewardMissingFieldItems, reviewActionBusy, reviewCategoryOptions, reviewDocumentCount, reviewDocumentDrawerAvailable, reviewDocumentDrawerIcon, reviewDrawerMode, reviewDrawerTitle, reviewFactCards, reviewFlowDrawerAvailable, reviewFlowDrawerIcon, reviewHasUnsavedChanges, reviewInlineEditorKey, reviewInlineErrors, reviewInlineForm, reviewInlinePendingFiles, reviewOtherCategoryOpen, reviewOtherCategoryOptions, reviewOverviewDrawerAvailable, reviewPanelConfidence, reviewRiskDrawerAvailable, reviewRiskDrawerIcon, reviewRiskEmpty, reviewRiskItems, reviewRiskSummary, reviewSelectedOtherCategory, runShortcut, saveInlineReviewChanges, selectInlineScene, selectReviewCategory, selectReviewOtherCategory, sessionSwitchBusy, setApplicationPreviewDateMode, setExpenseQueryPage, shiftExpenseQueryPage, shouldShowAssistantMessageActions, shouldShowDraftSavedCard, speakAssistantMessage, submitOperationFeedbackForMessage, submitting, switchToReviewOverviewDrawer, toggleReviewDocumentDrawer, toggleReviewFlowDrawer, toggleReviewRiskDrawer, userAvatar, visibleFlowSteps
+      ASSISTANT_DISPLAY_NAME, DATE_INPUT_FORMAT, REVIEW_SCENE_OPTIONS, REVIEW_SCENE_OTHER_OPTION, activeFlowSteps, activeReviewDocument, activeReviewDocumentIndex, activeReviewDocumentPreview, activeReviewPayload, activeSessionType, aiAvatar, appendExpenseQueryRiskToConversation, appendReviewRiskBriefToConversation, applicationPreviewEditor, askHotKnowledgeQuestion, buildApplicationDraftSummaryItems, buildApplicationPreviewFooterText, buildExpenseQueryHint, buildExpenseQueryWindowLabel, buildMessageBubbleClass, buildReviewMainMessageText, buildReviewNextStepRichCopyForMessage, buildReviewPlainFollowupForMessage, buildReviewPrimaryButtonLabel, canApplyApplicationPreviewDateSelection, canOpenDraftDetail, canPreviewActiveReviewDocument, canRetryApplicationPreviewDecision, canSaveApplicationPreviewDraft, canSubmitApplicationPreview, canUseInlineSaveDraft, clearInlineReviewFieldError, commitApplicationPreviewDateEditor, commitApplicationPreviewEditor, commitInlineReviewEditor, copyAssistantMessage, currentInsight, currentIntentLabel, deleteSessionBusy, flowOverallStatusText, flowOverallStatusTone, flowRefreshBusy, flowRunId, flowTotalDurationText, formatFlowStepDuration, getExpenseQueryActivePage, getExpenseQueryTotalPages, getExpenseQueryVisibleRecords, goReviewDocument, handleAssistantMarkdownClick, handleExpenseQueryRecordClick, handleInlineSaveDraft, handleReviewAction, handleSuggestedAction, isApplicationDraftPayload, isApplicationPreviewDateEditorOpen, isApplicationPreviewEditing, isKnowledgeSession, isMessageFeedbackSelected, isReviewDocumentDrawer, isReviewFlowDrawer, isReviewOverviewDrawer, isReviewRiskDrawer, isSuggestedActionSelected, openActiveReviewDocumentPreview, openApplicationDraftDetail, openApplicationPreviewEditorFromUi, openInlineReviewEditor, refreshFlowRunDetail, renderMarkdown, resolveApplicationDraftStatusLabel, resolveApplicationPreviewEditorControl, resolveApplicationPreviewEditorOptions, resolveApplicationPreviewMissingFields, resolveApplicationPreviewRows, resolveFlowStepDetail, resolveFlowStepStatusLabel, resolveKnowledgeRankLabel, resolveKnowledgeRankTone, resolveReimbursementDraftClaimNo, resolveReviewFooterActions, resolveStewardMissingFieldItems, retryApplicationPreviewDecision, reviewActionBusy, reviewCategoryOptions, reviewDocumentCount, reviewDocumentDrawerAvailable, reviewDocumentDrawerIcon, reviewDrawerMode, reviewDrawerTitle, reviewFactCards, reviewFlowDrawerAvailable, reviewFlowDrawerIcon, reviewHasUnsavedChanges, reviewInlineEditorKey, reviewInlineErrors, reviewInlineForm, reviewInlinePendingFiles, reviewOtherCategoryOpen, reviewOtherCategoryOptions, reviewOverviewDrawerAvailable, reviewPanelConfidence, reviewRiskDrawerAvailable, reviewRiskDrawerIcon, reviewRiskEmpty, reviewRiskItems, reviewRiskSummary, reviewSelectedOtherCategory, runShortcut, saveApplicationPreviewDraft, saveInlineReviewChanges, selectInlineScene, selectReviewCategory, selectReviewOtherCategory, sessionSwitchBusy, setApplicationPreviewDateMode, setExpenseQueryPage, shiftExpenseQueryPage, shouldShowAssistantMessageActions, shouldShowDraftSavedCard, speakAssistantMessage, submitOperationFeedbackForMessage, submitting, switchToReviewOverviewDrawer, toggleReviewDocumentDrawer, toggleReviewFlowDrawer, toggleReviewRiskDrawer, userAvatar, visibleFlowSteps
     })
 
     return {

web/src/views/scripts/travelReimbursementConversationStateModel.js

@@ -121,7 +121,8 @@ export function normalizeInitialConversationMessages(conversation) {
       queryPayload: item.role === 'assistant' ? normalizeExpenseQueryPayload(result?.query_payload) : null,
       draftPayload: item.role === 'assistant' ? result?.draft_payload || messageJson?.draft_payload || null : null,
       reviewPayload: item.role === 'assistant' ? result?.review_payload || null : null,
-      riskFlags: item.role === 'assistant' && Array.isArray(result?.risk_flags) ? result.risk_flags : []
+      riskFlags: item.role === 'assistant' && Array.isArray(result?.risk_flags) ? result.risk_flags : [],
+      applicationPreview: item.role === 'assistant' ? result?.application_preview || null : null
     })
   })
   return markResolvedSuggestedActionMessages(restoredMessages)
@@ -135,6 +136,15 @@ export function normalizeSnapshotMessage(message) {
   delete extras.role
   delete extras.text
   delete extras.attachments
+  if (!extras.applicationPreview && extras.pendingApplicationPreviewDecision) {
+    extras.applicationPreview = {
+      ...extras.pendingApplicationPreviewDecision,
+      decisionId: '',
+      decisionTrackingStatus: 'registration_failed',
+      decisionRegistrationError: '上次签发请求未完成，请重新签发。'
+    }
+  }
+  delete extras.pendingApplicationPreviewDecision
   return createMessage(role, text, attachments, extras)
 }
 
@@ -164,12 +174,14 @@ export function serializeSessionMessages(messages) {
     draftPayload: message.draftPayload || null,
     reviewPayload: message.reviewPayload || null,
     riskFlags: Array.isArray(message.riskFlags) ? message.riskFlags : [],
-      pendingAttachmentAssociation: message.pendingAttachmentAssociation || null,
-      applicationPreview: message.applicationPreview || null,
-      budgetReport: message.budgetReport || null,
-      stewardPlan: message.stewardPlan || null,
-      operationFeedback: message.operationFeedback || null,
-      assistantName: message.assistantName || '',
+    pendingAttachmentAssociation: message.pendingAttachmentAssociation || null,
+    applicationPreview: message.applicationPreview || null,
+    pendingApplicationPreviewDecision: message.pendingApplicationPreviewDecision || null,
+    applicationSubmitConfirmed: Boolean(message.applicationSubmitConfirmed),
+    budgetReport: message.budgetReport || null,
+    stewardPlan: message.stewardPlan || null,
+    operationFeedback: message.operationFeedback || null,
+    assistantName: message.assistantName || '',
     assistantVariant: message.assistantVariant || '',
     isWelcome: Boolean(message.isWelcome),
     welcomeQuickActions: Array.isArray(message.welcomeQuickActions) ? message.welcomeQuickActions : []

web/src/views/scripts/travelReimbursementSubmitLocalPreviewFlow.js

@@ -34,6 +34,7 @@ export async function handleLocalApplicationPreviewFlow({
   options,
   persistSessionState,
   rawText,
+  registerApplicationPreviewDecision = async ({ applicationPreview }) => applicationPreview,
   replaceMessage,
   resetFlowRun,
   resetStewardDelegatedInsightState,
@@ -108,7 +109,7 @@ export async function handleLocalApplicationPreviewFlow({
 
         submitting.value = true
         try {
-          const { applicationPreview, meta } = await buildApplicationPreviewWithModelReview(
+          const { applicationPreview: generatedApplicationPreview, meta } = await buildApplicationPreviewWithModelReview(
             rawText,
             selectedBusinessTimeContext,
             effectiveSessionType,
@@ -120,7 +121,7 @@ export async function handleLocalApplicationPreviewFlow({
           let applicationDateConflict = null
           try {
             const existingClaims = await fetchExpenseClaims({ page: 1, pageSize: 100 })
-            applicationDateConflict = findOverlappingApplicationClaim(applicationPreview, existingClaims)
+            applicationDateConflict = findOverlappingApplicationClaim(generatedApplicationPreview, existingClaims)
           } catch (error) {
             console.warn('Failed to check overlapping application dates:', error)
           }
@@ -157,7 +158,7 @@ export async function handleLocalApplicationPreviewFlow({
                 {
                   sessionType: effectiveSessionType,
                   rawText,
-                  applicationPreview,
+                  applicationPreview: generatedApplicationPreview,
                   stewardContinuation: options.stewardContinuation || null
                 }
               )
@@ -179,6 +180,7 @@ export async function handleLocalApplicationPreviewFlow({
               Date.now() - reviewStartedAt
             )
           }
+          let applicationPreview = generatedApplicationPreview
           if (stewardDelegated) {
             const fallbackStewardApplicationText = buildStewardApplicationPreviewMessage(
               applicationPreview,
@@ -197,6 +199,13 @@ export async function handleLocalApplicationPreviewFlow({
             const pauseForMissingFields = slotDecision
               ? String(slotDecision.next_action || '').trim() === 'ask_user'
               : localPauseForMissingFields
+            if (!pauseForMissingFields) {
+              applicationPreview = await registerApplicationPreviewDecision({
+                applicationPreview,
+                sourceText: rawText,
+                targetMessage: pendingMessage
+              })
+            }
             const stewardApplicationText = buildStewardSlotDecisionMessage(
               slotDecision,
               applicationPreview,
@@ -221,6 +230,11 @@ export async function handleLocalApplicationPreviewFlow({
               }
             )
           } else {
+            applicationPreview = await registerApplicationPreviewDecision({
+              applicationPreview,
+              sourceText: rawText,
+              targetMessage: pendingMessage
+            })
             replaceMessage(pendingMessage.id, createMessage(
               'assistant',
               buildLocalApplicationPreviewMessage(applicationPreview),

web/src/views/scripts/useTravelReimbursementApplicationPreviewActions.js

@@ -0,0 +1,354 @@
+import {
+  AI_APPLICATION_ACTION_SAVE_DRAFT,
+  AI_APPLICATION_ACTION_SUBMIT,
+  createAiApplicationRequestId,
+  registerAiApplicationPreviewDecision,
+  runAiApplicationPreviewAction
+} from '../../services/aiApplicationPreviewActions.js'
+import { normalizeApplicationPreview } from '../../utils/expenseApplicationPreview.js'
+
+const DECISION_STATUS_REGISTERED = 'registered'
+const DECISION_STATUS_REGISTERING = 'registering'
+const DECISION_STATUS_FAILED = 'registration_failed'
+const DECISION_STATUS_UNREGISTERED = 'unregistered'
+
+function resolveRefValue(value, fallback = null) {
+  if (value && typeof value === 'object' && 'value' in value) {
+    return value.value ?? fallback
+  }
+  return value ?? fallback
+}
+
+function normalizeText(value) {
+  return String(value || '').trim()
+}
+
+function resolveErrorMessage(error, fallback) {
+  return normalizeText(error?.message || error) || fallback
+}
+
+function resolveDecisionSourceText(preview = {}, sourceText = '') {
+  return normalizeText(
+    sourceText
+      || preview.decisionSourceText
+      || preview.sourceText
+      || preview.originalMessage
+  )
+}
+
+function resolveApplicationDraftPayload(message = {}, draftClaimId = '', linkedRequest = null) {
+  if (message?.draftPayload && typeof message.draftPayload === 'object') {
+    return message.draftPayload
+  }
+  const request = resolveRefValue(linkedRequest, {}) || {}
+  const claimId = normalizeText(
+    draftClaimId
+      || request.claimId
+      || request.claim_id
+  )
+  if (!claimId) return null
+  return {
+    claim_id: claimId,
+    claim_no: normalizeText(request.claimNo || request.claim_no || request.id)
+  }
+}
+
+export function useTravelReimbursementApplicationPreviewActions({
+  conversationId,
+  currentUser,
+  draftClaimId,
+  emitDraftSaved,
+  entrySource = 'application',
+  linkedRequest,
+  persistSessionState = () => {},
+  reviewActionBusy,
+  sessionSwitchBusy,
+  submitting,
+  toast = () => {}
+} = {}) {
+  function isInteractionBusy() {
+    return Boolean(
+      resolveRefValue(submitting, false)
+        || resolveRefValue(reviewActionBusy, false)
+        || resolveRefValue(sessionSwitchBusy, false)
+    )
+  }
+
+  function isRegisteredApplicationPreview(message) {
+    const preview = normalizeApplicationPreview(message?.applicationPreview || {})
+    return Boolean(
+      preview.readyToSubmit
+        && normalizeText(preview.decisionId)
+        && preview.decisionTrackingStatus === DECISION_STATUS_REGISTERED
+    )
+  }
+
+  function canSubmitApplicationPreview(message) {
+    return isRegisteredApplicationPreview(message)
+  }
+
+  function canSaveApplicationPreviewDraft(message) {
+    return !isInteractionBusy() && isRegisteredApplicationPreview(message)
+  }
+
+  function canRetryApplicationPreviewDecision(message) {
+    if (isInteractionBusy() || !message?.applicationPreview) return false
+    if (message.applicationSubmitConfirmed) return false
+    if (normalizeText(message?.draftPayload?.status) === 'submitted') return false
+    const preview = normalizeApplicationPreview(message.applicationPreview)
+    return Boolean(
+      preview.readyToSubmit
+        && !normalizeText(preview.decisionId)
+        && [DECISION_STATUS_FAILED, DECISION_STATUS_UNREGISTERED, 'degraded', 'consumed', ''].includes(
+          normalizeText(preview.decisionTrackingStatus)
+        )
+    )
+  }
+
+  function buildPendingDecisionPreview(applicationPreview = {}, sourceText = '') {
+    const normalized = normalizeApplicationPreview(applicationPreview)
+    return normalizeApplicationPreview({
+      ...normalized,
+      decisionId: '',
+      decisionIssueRequestId: normalizeText(normalized.decisionIssueRequestId)
+        || createAiApplicationRequestId('preview'),
+      decisionActionRequestId: normalizeText(normalized.decisionActionRequestId)
+        || createAiApplicationRequestId('action'),
+      decisionSourceText: resolveDecisionSourceText(normalized, sourceText),
+      decisionTrackingStatus: DECISION_STATUS_REGISTERING,
+      decisionRegistrationError: ''
+    })
+  }
+
+  async function registerApplicationPreviewDecision({
+    applicationPreview,
+    sourceText = '',
+    targetMessage = null,
+    preserveCurrentFields = false
+  } = {}) {
+    const normalized = normalizeApplicationPreview(applicationPreview || {})
+    if (!normalized.readyToSubmit) {
+      return normalizeApplicationPreview({
+        ...normalized,
+        decisionId: '',
+        decisionSourceText: resolveDecisionSourceText(normalized, sourceText),
+        decisionTrackingStatus: DECISION_STATUS_UNREGISTERED
+      })
+    }
+    if (
+      normalizeText(normalized.decisionId)
+        && normalized.decisionTrackingStatus === DECISION_STATUS_REGISTERED
+    ) {
+      return normalized
+    }
+
+    const pendingPreview = buildPendingDecisionPreview(normalized, sourceText)
+    if (targetMessage) {
+      // 网络请求前先把幂等键写入本地会话；超时或刷新后仍可用同一请求继续签发。
+      targetMessage.pendingApplicationPreviewDecision = pendingPreview
+      persistSessionState()
+    }
+
+    try {
+      const registered = await registerAiApplicationPreviewDecision({
+        applicationPreview: pendingPreview,
+        conversationId: normalizeText(resolveRefValue(conversationId, '')),
+        message: pendingPreview.decisionSourceText,
+        requestId: pendingPreview.decisionIssueRequestId
+      })
+      const nextPreview = normalizeApplicationPreview({
+        ...registered,
+        ...(preserveCurrentFields ? { fields: pendingPreview.fields } : {}),
+        decisionIssueRequestId: pendingPreview.decisionIssueRequestId,
+        decisionActionRequestId: pendingPreview.decisionActionRequestId,
+        decisionSourceText: pendingPreview.decisionSourceText,
+        decisionTrackingStatus: DECISION_STATUS_REGISTERED,
+        decisionRegistrationError: ''
+      })
+      if (targetMessage) {
+        delete targetMessage.pendingApplicationPreviewDecision
+        targetMessage.applicationPreview = nextPreview
+        persistSessionState()
+      }
+      return nextPreview
+    } catch (error) {
+      const failedPreview = normalizeApplicationPreview({
+        ...pendingPreview,
+        decisionId: '',
+        decisionSource: '',
+        decisionExpiresAt: '',
+        decisionTrackingStatus: DECISION_STATUS_FAILED,
+        decisionRegistrationError: resolveErrorMessage(error, '服务端暂未完成申请预览签发。')
+      })
+      if (targetMessage) {
+        delete targetMessage.pendingApplicationPreviewDecision
+        targetMessage.applicationPreview = failedPreview
+        persistSessionState()
+      }
+      return failedPreview
+    }
+  }
+
+  async function retryApplicationPreviewDecision(message) {
+    if (!canRetryApplicationPreviewDecision(message)) return false
+    reviewActionBusy.value = true
+    try {
+      const preview = await registerApplicationPreviewDecision({
+        applicationPreview: message.applicationPreview,
+        sourceText: resolveDecisionSourceText(message.applicationPreview),
+        targetMessage: message,
+        preserveCurrentFields: true
+      })
+      if (preview.decisionTrackingStatus === DECISION_STATUS_REGISTERED) {
+        message.text = message.text || ''
+        toast('申请预览已重新签发，可以保存或提交。')
+        return true
+      }
+      toast(preview.decisionRegistrationError || '申请预览签发失败，请稍后重试。')
+      return false
+    } finally {
+      reviewActionBusy.value = false
+      persistSessionState()
+    }
+  }
+
+  async function runApplicationPreviewAction(actionType, message) {
+    if (!message?.applicationPreview) {
+      throw new Error('当前没有可处理的申请预览。')
+    }
+    let preview = normalizeApplicationPreview(message.applicationPreview)
+    if (!preview.readyToSubmit) {
+      throw new Error(`请先补充：${preview.missingFields.join('、') || '申请必填信息'}。`)
+    }
+    if (
+      !normalizeText(preview.decisionId)
+        || preview.decisionTrackingStatus !== DECISION_STATUS_REGISTERED
+    ) {
+      // structured preview 必须持有服务端签发结果，禁止降级为客户端观察动作。
+      throw new Error('申请预览尚未通过服务端签发，请先点击“重新签发”。')
+    }
+
+    const actionRequestId = normalizeText(preview.decisionActionRequestId)
+      || createAiApplicationRequestId('action')
+    preview = normalizeApplicationPreview({
+      ...preview,
+      decisionActionRequestId: actionRequestId
+    })
+    message.applicationPreview = preview
+    persistSessionState()
+
+    let payload
+    try {
+      payload = await runAiApplicationPreviewAction({
+        actionType,
+        applicationPreview: preview,
+        currentUser: resolveRefValue(currentUser, {}) || {},
+        conversationId: normalizeText(resolveRefValue(conversationId, '')),
+        draftPayload: resolveApplicationDraftPayload(
+          message,
+          normalizeText(resolveRefValue(draftClaimId, '')),
+          linkedRequest
+        ),
+        requestId: actionRequestId,
+        entrySource: normalizeText(entrySource) || 'application',
+        source: 'financial_assistant'
+      })
+    } catch (error) {
+      const errorText = resolveErrorMessage(error, '申请动作执行失败。')
+      if (/已过期|已被.*消费|不可使用|不存在或不属于|重新生成预览/.test(errorText)) {
+        message.applicationPreview = normalizeApplicationPreview({
+          ...preview,
+          decisionId: '',
+          decisionSource: '',
+          decisionExpiresAt: '',
+          decisionTrackingStatus: DECISION_STATUS_FAILED,
+          decisionRegistrationError: `${errorText} 请重新签发后继续。`,
+          decisionIssueRequestId: createAiApplicationRequestId('preview'),
+          decisionActionRequestId: ''
+        })
+        persistSessionState()
+      }
+      throw error
+    }
+    const result = payload?.result && typeof payload.result === 'object' ? payload.result : {}
+    const nextDraftPayload = result.draft_payload && typeof result.draft_payload === 'object'
+      ? result.draft_payload
+      : null
+    if (nextDraftPayload) {
+      message.draftPayload = nextDraftPayload
+      const nextClaimId = normalizeText(nextDraftPayload.claim_id || nextDraftPayload.claimId)
+      if (nextClaimId && draftClaimId && typeof draftClaimId === 'object' && 'value' in draftClaimId) {
+        draftClaimId.value = nextClaimId
+      }
+    }
+
+    const nextDecisionId = normalizeText(result.decision_id)
+    const isSaveDraft = actionType === AI_APPLICATION_ACTION_SAVE_DRAFT
+    message.applicationPreview = normalizeApplicationPreview({
+      ...preview,
+      decisionId: nextDecisionId,
+      decisionSource: nextDecisionId ? 'server_draft' : '',
+      decisionExpiresAt: normalizeText(result.decision_expires_at),
+      decisionTrackingStatus: nextDecisionId
+        ? DECISION_STATUS_REGISTERED
+        : isSaveDraft
+          ? DECISION_STATUS_FAILED
+          : 'consumed',
+      decisionRegistrationError: isSaveDraft && !nextDecisionId
+        ? '草稿已保存，但后续申请预览签发失败，请重新签发后再提交。'
+        : '',
+      decisionIssueRequestId: isSaveDraft && !nextDecisionId
+        ? createAiApplicationRequestId('preview')
+        : '',
+      decisionActionRequestId: nextDecisionId ? createAiApplicationRequestId('action') : ''
+    })
+    persistSessionState()
+    return payload
+  }
+
+  async function saveApplicationPreviewDraft(message) {
+    if (!canSaveApplicationPreviewDraft(message)) return null
+    reviewActionBusy.value = true
+    try {
+      const payload = await runApplicationPreviewAction(
+        AI_APPLICATION_ACTION_SAVE_DRAFT,
+        message
+      )
+      const draftPayload = payload?.result?.draft_payload || {}
+      const claimId = normalizeText(draftPayload.claim_id || draftPayload.claimId)
+      const claimNo = normalizeText(draftPayload.claim_no || draftPayload.claimNo)
+      if (claimId || claimNo) {
+        emitDraftSaved?.({
+          claimId,
+          claimNo,
+          status: 'draft',
+          approvalStage: normalizeText(draftPayload.approval_stage) || '待提交',
+          documentType: 'application'
+        })
+      }
+      toast('申请草稿已保存。')
+      return payload
+    } catch (error) {
+      toast(resolveErrorMessage(error, '申请草稿保存失败，请稍后重试。'))
+      return null
+    } finally {
+      reviewActionBusy.value = false
+      persistSessionState()
+    }
+  }
+
+  return {
+    canRetryApplicationPreviewDecision,
+    canSaveApplicationPreviewDraft,
+    canSubmitApplicationPreview,
+    registerApplicationPreviewDecision,
+    retryApplicationPreviewDecision,
+    runApplicationPreviewAction,
+    saveApplicationPreviewDraft
+  }
+}
+
+export {
+  AI_APPLICATION_ACTION_SAVE_DRAFT,
+  AI_APPLICATION_ACTION_SUBMIT
+}

web/src/views/scripts/useTravelReimbursementApplicationSubmitConfirm.js

@@ -9,6 +9,7 @@ import {
 } from '../../utils/travelApplicationPlanning.js'
 import { SESSION_TYPE_APPLICATION } from './travelReimbursementConversationModel.js'
 import { useTravelReimbursementStewardFollowupFlow } from './travelReimbursementStewardFollowupFlow.js'
+import { AI_APPLICATION_ACTION_SUBMIT } from './useTravelReimbursementApplicationPreviewActions.js'
 
 export function useTravelReimbursementApplicationSubmitConfirm({
   activeSessionType,
@@ -23,6 +24,7 @@ export function useTravelReimbursementApplicationSubmitConfirm({
   nextTick,
   persistSessionState,
   reviewActionBusy,
+  runApplicationPreviewAction,
   scrollToBottom,
   submitComposer,
   submitting,
@@ -103,31 +105,36 @@ export function useTravelReimbursementApplicationSubmitConfirm({
       const stewardSubmitContinuation = message?.stewardContinuation || null
       reviewActionBusy.value = true
       try {
-        const payload = await submitComposer({
-          rawText: applicationSubmitText,
-          userText: String(options.userText || '').trim() || '确认提交',
-          skipUserMessage: Boolean(options.skipUserMessage),
-          pendingText: '正在提交费用申请...',
-          systemGenerated: true,
-          skipScopeGuard: true,
-          skipStewardPlan: true,
-          stewardContinuation: stewardSubmitContinuation,
-          sessionTypeOverride: SESSION_TYPE_APPLICATION,
-          feedbackOperationType: 'submit_application',
-          extraContext: {
-            application_preview: applicationPreview,
-            user_input_text: applicationSubmitText,
-            ...(applicationEditClaimId
-              ? {
-                  application_edit_claim_id: applicationEditClaimId,
-                  application_edit_claim_no: String(linkedRequest.value?.claimNo || linkedRequest.value?.id || '').trim(),
-                  application_edit_mode: true,
-                  draft_claim_id: applicationEditClaimId,
-                  selected_claim_id: applicationEditClaimId
-                }
-              : {})
-          }
-        })
+        const payload = applicationPreview
+          ? await runApplicationPreviewAction(
+              AI_APPLICATION_ACTION_SUBMIT,
+              message
+            )
+          : await submitComposer({
+              rawText: applicationSubmitText,
+              userText: String(options.userText || '').trim() || '确认提交',
+              skipUserMessage: Boolean(options.skipUserMessage),
+              pendingText: '正在提交费用申请...',
+              systemGenerated: true,
+              skipScopeGuard: true,
+              skipStewardPlan: true,
+              stewardContinuation: stewardSubmitContinuation,
+              sessionTypeOverride: SESSION_TYPE_APPLICATION,
+              feedbackOperationType: 'submit_application',
+              extraContext: {
+                application_preview: applicationPreview,
+                user_input_text: applicationSubmitText,
+                ...(applicationEditClaimId
+                  ? {
+                      application_edit_claim_id: applicationEditClaimId,
+                      application_edit_claim_no: String(linkedRequest.value?.claimNo || linkedRequest.value?.id || '').trim(),
+                      application_edit_mode: true,
+                      draft_claim_id: applicationEditClaimId,
+                      selected_claim_id: applicationEditClaimId
+                    }
+                  : {})
+              }
+            })
         const draftPayload = payload?.result?.draft_payload || {}
         const claimNo = String(draftPayload.claim_no || '').trim()
         const claimId = String(draftPayload.claim_id || '').trim()
@@ -140,6 +147,7 @@ export function useTravelReimbursementApplicationSubmitConfirm({
             approvalStage: String(draftPayload.approval_stage || '直属领导审批').trim(),
             documentType: 'application'
           })
+          persistSessionState()
         }
         const planningText = buildTravelPlanningNudgeMessage(applicationPreview, draftPayload)
         const planningActions = buildTravelPlanningSuggestedActions(applicationPreview, draftPayload).map((action) => ({
@@ -162,6 +170,8 @@ export function useTravelReimbursementApplicationSubmitConfirm({
         if (stewardFollowup) {
           await pushStewardContinuationMessage(stewardFollowup)
         }
+      } catch (error) {
+        toast(String(error?.message || '').trim() || '申请提交失败，请稍后重试。')
       } finally {
         reviewActionBusy.value = false
       }

web/src/views/scripts/useTravelReimbursementCreateViewUi.js

@@ -27,6 +27,11 @@ export function useTravelReimbursementCreateViewUi(ctx) {
     canApplyApplicationPreviewDateSelection: ctx.canApplyApplicationPreviewDateSelection,
     handleApplicationPreviewEditorKeydown: ctx.handleApplicationPreviewEditorKeydown,
     buildApplicationPreviewFooterText: ctx.buildApplicationPreviewFooterText,
+    canRetryApplicationPreviewDecision: ctx.canRetryApplicationPreviewDecision,
+    canSaveApplicationPreviewDraft: ctx.canSaveApplicationPreviewDraft,
+    canSubmitApplicationPreview: ctx.canSubmitApplicationPreview,
+    retryApplicationPreviewDecision: ctx.retryApplicationPreviewDecision,
+    saveApplicationPreviewDraft: ctx.saveApplicationPreviewDraft,
     isApplicationDraftPayload: ctx.isApplicationDraftPayload,
     resolveApplicationDraftStatusLabel: ctx.resolveApplicationDraftStatusLabel,
     buildApplicationDraftSummaryItems: ctx.buildApplicationDraftSummaryItems,

web/src/views/scripts/useTravelReimbursementSubmitComposer.js

@@ -74,6 +74,7 @@ export function useTravelReimbursementSubmitComposer(ctx) {
     normalizeExpenseQueryPayload,
     persistSessionState,
     props,
+    registerApplicationPreviewDecision,
     recognizeOcrFiles,
     refreshCurrentUserFromBackend,
     refreshFlowRunDetail,
@@ -329,6 +330,7 @@ export function useTravelReimbursementSubmitComposer(ctx) {
         options,
         persistSessionState,
         rawText,
+        registerApplicationPreviewDecision,
         replaceMessage,
         resetFlowRun,
         resetStewardDelegatedInsightState,