添加一家公司

client/src/i18n/locales/en-US.ts

@@ -365,6 +365,7 @@ export default {
     noPdfUrl: 'The backend did not return a PDF URL.',
     backendTotals: 'Backend totals',
     validationTitle: 'Please fix the form',
+    generationErrorTitle: 'Generation failed',
     fieldErrors: {
       required: 'Required',
       invalidEmail: 'Invalid email',

client/src/i18n/locales/th-TH.ts

@@ -365,6 +365,7 @@ export default {
     noPdfUrl: 'หลังบ้านไม่ได้ส่งลิงก์ PDF กลับมา',
     backendTotals: 'ยอดจากหลังบ้าน',
     validationTitle: 'กรุณาแก้ไขแบบฟอร์ม',
+    generationErrorTitle: 'สร้างไม่สำเร็จ',
     fieldErrors: {
       required: 'จำเป็นต้องกรอก',
       invalidEmail: 'รูปแบบ Email ไม่ถูกต้อง',

client/src/i18n/locales/zh-CN.ts

@@ -365,6 +365,7 @@ export default {
     noPdfUrl: '后端未返回 PDF 链接。',
     backendTotals: '后端返回金额',
     validationTitle: '请先修正表单',
+    generationErrorTitle: '生成失败',
     fieldErrors: {
       required: '必填',
       invalidEmail: 'Email 格式不正确',

client/src/tests/manualInvoiceView.spec.ts

@@ -816,6 +816,24 @@ describe('ReservationManualInvoiceView', () => {
     expect(wrapper.text()).toContain('PDF 生成超时')
   })
 
+  it('does not label backend generation failures as form validation errors', async () => {
+    vi.mocked(service.generateManualReservationInvoice).mockRejectedValue(
+      new ApiError('Request failed with status 502', 502, {
+        error_code: 'RESERVATION_INVOICE_GENERATION_FAILED',
+        message: 'Invoice PDF 生成失败，请稍后重试。',
+      }),
+    )
+    const wrapper = mountView()
+
+    await wrapper.find('[data-testid="recipient-company-code"]').setValue('QBD')
+    await fillMinimumInvoiceForm(wrapper)
+    await wrapper.find('[data-testid="manual-invoice-submit"]').trigger('click')
+    await flushPromises()
+
+    expect(wrapper.text()).toContain('生成失败')
+    expect(wrapper.text()).not.toContain(zhCN.manualInvoice.validationTitle)
+  })
+
   it('keeps backend raw details in a folded technical detail block', async () => {
     vi.mocked(service.generateManualReservationInvoice).mockRejectedValue(
       new ApiError('Request failed with status 422', 422, {

client/src/views/reservation/ReservationManualInvoiceView.vue

@@ -922,6 +922,19 @@ const recipientCompanies: RecipientCompanySeed[] = [
       },
     ],
   },
+  {
+    company_code: 'CENTURY_WAN_CHENG',
+    company: 'Century Wan Cheng Tourism Co., Ltd.',
+    contacts: [
+      {
+        contact_id: 'CENTURY_WAN_CHENG_KHUN_NID',
+        attention: 'Khun Nid',
+        address: '622 Soi Ratchada Niwet, Intersection 20, Huai Khwang District, Bangkok 10310',
+        telephone: '081-736-9808',
+        email: 'meojiutravel.hotel@gmail.com',
+      },
+    ],
+  },
   {
     company_code: 'HANATOUR',
     company: 'HANATOUR TD CO., LTD.',
@@ -1015,6 +1028,7 @@ const messages = ref<string[]>([])
 const technicalDetails = ref<string[]>([])
 const downloadMessageKey = ref('')
 const alertTone = ref<'error' | 'success'>('error')
+const alertKind = ref<'validation' | 'generation'>('validation')
 const generationResult = ref<ManualInvoiceGenerationResult | null>(null)
 const documentDatesEdited = ref(false)
 const primaryNightsEdited = ref(false)
@@ -1044,7 +1058,9 @@ const alertTitle = computed(() => {
   if (alertTone.value === 'success') {
     return t('manualInvoice.resultSection')
   }
-  return t('manualInvoice.validationTitle')
+  return alertKind.value === 'generation'
+    ? t('manualInvoice.generationErrorTitle')
+    : t('manualInvoice.validationTitle')
 })
 
 watch(
@@ -1131,6 +1147,7 @@ async function submitInvoice(): Promise<void> {
   validationAttempted.value = true
   messages.value = validateForm()
   alertTone.value = 'error'
+  alertKind.value = 'validation'
   if (messages.value.length > 0) {
     return
   }
@@ -1144,6 +1161,7 @@ async function submitInvoice(): Promise<void> {
     const errorDescription = describeGenerationError(error)
     messages.value = [errorDescription.message]
     technicalDetails.value = errorDescription.technicalDetails
+    alertKind.value = isBackendValidationError(error) ? 'validation' : 'generation'
   } finally {
     submitting.value = false
   }
@@ -1457,6 +1475,10 @@ function errorCodeFromDetails(details: unknown): string {
   return 'UNKNOWN'
 }
 
+function isBackendValidationError(error: unknown): boolean {
+  return error instanceof ApiError && errorCodeFromDetails(error.details) === 'RESERVATION_INVOICE_VALIDATION_FAILED'
+}
+
 function detailMessages(details: unknown): string[] {
   if (!isRecord(details)) {
     return []