fix: keep absent brief SMS content empty

api/src/report-materials/channel-export.service.ts

@@ -95,8 +95,10 @@ export class ReportChannelExportService {
         const values = fields.map(
           (field) => resolveExportValue(item.snapshot, field.code, field.name) ?? field.defaultValue ?? '',
         );
-        const smsContentIndex = fields.findIndex((field) => field.name.trim() === '短信内容');
-        const smsContentValue = smsContentIndex >= 0 ? values[smsContentIndex] : '';
+        const smsContentField = fields.find((field) => field.name.trim() === '短信内容');
+        const smsContentValue = smsContentField
+          ? resolveExportValue(item.snapshot, smsContentField.code, smsContentField.name) ?? ''
+          : '';
         const smsContent = isFileRef(smsContentValue) ? '' : String(smsContentValue ?? '');
         const missing = fields.filter((field, index) => field.required && !hasValue(values[index]));
         const missingReason =

api/src/report-materials/report-materials.service.spec.ts

@@ -149,7 +149,7 @@ describe('ReportMaterialsService', () => {
     ]);
   });
 
-  it('expands one selected signature to every routed channel and embeds images in each XLSX', async () => {
+  it('expands one selected signature to every routed channel, embeds images and snapshots the first material SMS content', async () => {
     const uploadedWorkbooks: Buffer[] = [];
     let batchItemSequence = 0;
     let exportSequence = 0;
@@ -189,6 +189,8 @@ describe('ReportMaterialsService', () => {
             drainageInfo: {
               signatureReportValues: {
                 license: { fileObjectId: 'image-1', fileName: 'license.png', contentType: 'image/png' },
+                sms_content_primary: '第一条短信内容',
+                sms_content_secondary: '第二条短信内容',
               },
             },
             tenant: { name: '测试企业' },
@@ -223,7 +225,7 @@ describe('ReportMaterialsService', () => {
           ),
       },
       channelReportField: {
-        findMany: jest.fn().mockResolvedValue([
+        findMany: jest.fn().mockImplementation(({ where }: { where: { channelId: string } }) => Promise.resolve([
           {
             code: 'sign',
             name: '短信签名',
@@ -247,7 +249,7 @@ describe('ReportMaterialsService', () => {
             defaultValue: null,
           },
           {
-            code: 'sms_content_primary',
+            code: where.channelId === 'channel-b' ? 'sms_content_missing' : 'sms_content_primary',
             name: '短信内容',
             exportName: '短信内容一',
             required: false,
@@ -268,7 +270,7 @@ describe('ReportMaterialsService', () => {
             transform: null,
             defaultValue: '第二条短信内容',
           },
-        ]),
+        ])),
       },
       channelSignatureReportTask: {
         findMany: jest.fn().mockResolvedValue([]),
@@ -331,7 +333,7 @@ describe('ReportMaterialsService', () => {
         snapshot: expect.objectContaining({
           briefSmsContentByChannel: {
             'channel-a': '第一条短信内容',
-            'channel-b': '第一条短信内容',
+            'channel-b': '',
           },
         }),
       },