修复房表生成日期错误提示国际化

client/src/views/reservation/ReservationRoomingListGenerationView.vue

@@ -320,6 +320,13 @@ type RoomingListFieldKey =
   | 'roomType'
   | 'paymentType'
   | 'nationality'
+type BackendDetailKind = 'arrivalRequired' | 'departureRequired' | 'departureAfterArrival'
+
+interface BackendDetailMessage {
+  message: string
+  fieldKey?: RoomingListFieldKey
+  kind?: BackendDetailKind
+}
 
 const allowedPaymentTypes = new Set(['BTQR', 'CA'])
 const allowedNationalities = new Set(['KR', 'CHN'])
@@ -340,7 +347,8 @@ const form = reactive({
 const submitting = ref(false)
 const validationAttempted = ref(false)
 const messages = ref<string[]>([])
-const detailMessages = ref<string[]>([])
+const staticDetailMessages = ref<string[]>([])
+const backendDetailMessages = ref<BackendDetailMessage[]>([])
 const generatedFileName = ref('')
 const alertTone = ref<AlertTone>('error')
 
@@ -349,7 +357,16 @@ const sourceFileLabel = computed(() => form.file?.name || t('roomingList.noFile'
 const alertTitle = computed(() =>
   alertTone.value === 'success' ? t('roomingList.resultSuccess') : t('roomingList.validationTitle'),
 )
-const fieldErrors = computed<FieldErrors>(() => (validationAttempted.value ? collectFieldErrors() : {}))
+const detailMessages = computed<string[]>(() => [
+  ...staticDetailMessages.value,
+  ...backendDetailMessages.value
+    .filter((detail) => isBackendDetailActive(detail))
+    .map((detail) => detail.message),
+])
+const fieldErrors = computed<FieldErrors>(() => ({
+  ...collectBackendFieldErrors(),
+  ...(validationAttempted.value ? collectFieldErrors() : {}),
+}))
 
 function chooseSourceFile(event: Event): void {
   const input = event.target
@@ -369,7 +386,7 @@ async function submitGeneration(): Promise<void> {
   const errors = collectFieldErrors()
   if (Object.keys(errors).length > 0) {
     messages.value = [t('roomingList.errors.FRONTEND_VALIDATION')]
-    detailMessages.value = Object.values(errors)
+    staticDetailMessages.value = Object.values(errors)
     return
   }
   if (!form.file) {
@@ -408,11 +425,12 @@ function handleGenerationError(error: unknown): void {
   if (error instanceof RoomingListGenerationError) {
     const messageKey = `roomingList.errors.${error.errorCode}`
     messages.value = [te(messageKey) ? t(messageKey) : error.message || t('roomingList.errors.UNKNOWN')]
-    detailMessages.value = error.details
+    backendDetailMessages.value = mapBackendDetailMessages(error.details)
     return
   }
   messages.value = [t('roomingList.errors.UNKNOWN')]
-  detailMessages.value = []
+  staticDetailMessages.value = []
+  backendDetailMessages.value = []
 }
 
 function downloadBlob(blob: Blob, fileName: string): void {
@@ -429,11 +447,121 @@ function downloadBlob(blob: Blob, fileName: string): void {
 
 function clearResult(): void {
   messages.value = []
-  detailMessages.value = []
+  staticDetailMessages.value = []
+  backendDetailMessages.value = []
   generatedFileName.value = ''
   alertTone.value = 'error'
 }
 
+function mapBackendDetailMessages(details: string[]): BackendDetailMessage[] {
+  return details.map((detail) => mapBackendDetailMessage(detail))
+}
+
+function mapBackendDetailMessage(detail: string): BackendDetailMessage {
+  const parsed = parseBackendDetail(detail)
+  if (parsed?.fieldKey === 'arrival' && isArrivalRequiredBackendDetail(parsed.message)) {
+    return {
+      message: t('roomingList.fieldErrors.arrivalRequired'),
+      fieldKey: 'arrival',
+      kind: 'arrivalRequired',
+    }
+  }
+  if (parsed?.fieldKey === 'departure') {
+    if (isDepartureRequiredBackendDetail(parsed.message)) {
+      return {
+        message: t('roomingList.fieldErrors.departureRequired'),
+        fieldKey: 'departure',
+        kind: 'departureRequired',
+      }
+    }
+    if (isDepartureAfterArrivalBackendDetail(parsed.message)) {
+      return {
+        message: t('roomingList.fieldErrors.departureAfterArrival'),
+        fieldKey: 'departure',
+        kind: 'departureAfterArrival',
+      }
+    }
+  }
+  return {
+    message: detail,
+  }
+}
+
+function parseBackendDetail(detail: string): { fieldKey: RoomingListFieldKey; message: string } | null {
+  const separatorIndex = detail.indexOf(':')
+  if (separatorIndex <= 0) {
+    return null
+  }
+  const fieldKey = detail.slice(0, separatorIndex).trim()
+  if (!isRoomingListFieldKey(fieldKey)) {
+    return null
+  }
+  return {
+    fieldKey,
+    message: detail.slice(separatorIndex + 1).trim(),
+  }
+}
+
+function isRoomingListFieldKey(value: string): value is RoomingListFieldKey {
+  return (
+    value === 'file' ||
+    value === 'peoplePerRoom' ||
+    value === 'arrival' ||
+    value === 'departure' ||
+    value === 'roomType' ||
+    value === 'paymentType' ||
+    value === 'nationality'
+  )
+}
+
+function isArrivalRequiredBackendDetail(message: string): boolean {
+  return message.includes('入住日期') && isRequiredBackendDetail(message)
+}
+
+function isDepartureRequiredBackendDetail(message: string): boolean {
+  return message.includes('离店日期') && isRequiredBackendDetail(message)
+}
+
+function isRequiredBackendDetail(message: string): boolean {
+  return message.includes('必须填写') || message.includes('必填') || message.includes('不能为空')
+}
+
+function isDepartureAfterArrivalBackendDetail(message: string): boolean {
+  return message.includes('晚于') && (message.includes('入住日期') || message.toLowerCase().includes('arrival'))
+}
+
+function collectBackendFieldErrors(): FieldErrors {
+  const errors: FieldErrors = {}
+  backendDetailMessages.value.forEach((detail) => {
+    if (detail.fieldKey && isBackendDetailActive(detail)) {
+      errors[detail.fieldKey] = detail.message
+    }
+  })
+  return errors
+}
+
+function isBackendDetailActive(detail: BackendDetailMessage): boolean {
+  switch (detail.kind) {
+    case 'arrivalRequired':
+      return !form.arrival.trim()
+    case 'departureRequired':
+      return !form.departure.trim()
+    case 'departureAfterArrival': {
+      const arrival = form.arrival.trim()
+      const departure = form.departure.trim()
+      return Boolean(
+        arrival &&
+        departure &&
+        isDateInputValue(arrival) &&
+        isDateInputValue(departure) &&
+        departure <= arrival,
+      )
+    }
+    default:
+      return true
+  }
+}
+
 function collectFieldErrors(): FieldErrors {
   const errors: FieldErrors = {}
   if (!form.file) {