feat(P21PWA1-1,P21PWA1-2,P21PWA1-3): 资产搜索扩展/扫码适配器/IndexedDB离线队列与去重重放

server/src/services/integrations/erp.js

@@ -48,6 +48,10 @@ function resolveAssetExportEndpoint(config) {
   );
 }
 
+function resolveTravelExportEndpoint(config) {
+  return String(config.erpSyncEndpoint ?? '').trim();
+}
+
 async function parseResponseBody(response) {
   const contentType = response.headers.get('content-type') || '';
   if (contentType.includes('application/json')) {
@@ -345,6 +349,57 @@ async function exportProcurementToErp(config, payload) {
   };
 }
 
+async function exportTravelToErp(config, payload) {
+  if (!config.erpSyncEnabled) {
+    return {
+      ok: false,
+      code: 'erp_sync_disabled',
+      message: 'ERP sync disabled',
+      retryable: false,
+    };
+  }
+
+  const provider = normalizeProvider(config);
+  if (provider === 'mock') {
+    const identity = payload?.batchNo ?? payload?.entityId ?? 'UNKNOWN';
+    return {
+      ok: true,
+      code: 'mock_synced',
+      message: 'mock ERP travel synced',
+      response: {
+        externalSummaryId: `ERP-TRAVEL-SUM-${identity}`,
+        externalSummaryNo: `ERP-TRAVEL-SUM-${identity}`,
+        externalBatchId: `ERP-TRAVEL-BATCH-${identity}`,
+        externalBatchNo: `ERP-TRAVEL-BATCH-${identity}`,
+      },
+    };
+  }
+
+  if (provider === 'http') {
+    return postJsonToErp(config, {
+      endpoint: resolveTravelExportEndpoint(config),
+      timeoutMs: coerceTimeout(config.erpSyncTimeoutMs, config.erpSyncTimeoutMs),
+      payload,
+      successCode: 'http_synced',
+      successMessage: 'ERP travel synced',
+      missingEndpointCode: 'erp_travel_endpoint_missing',
+      missingEndpointMessage: 'ERP travel endpoint missing',
+      http4xxCode: 'erp_travel_http_4xx',
+      http5xxCode: 'erp_travel_http_5xx',
+      timeoutCode: 'erp_travel_timeout',
+      networkCode: 'erp_travel_network_error',
+      messagePrefix: 'ERP travel sync',
+    });
+  }
+
+  return {
+    ok: false,
+    code: 'erp_sync_provider_invalid',
+    message: `Unsupported ERP sync provider: ${provider}`,
+    retryable: false,
+  };
+}
+
 function buildErpPayload(input) {
   return buildReimbursementJournalPayload(input);
 }
@@ -358,6 +413,7 @@ module.exports = {
   exportAssetToErp,
   exportJournalToErp,
   exportProcurementToErp,
+  exportTravelToErp,
   normalizeProvider,
   pullMasterDataFromErp,
   pushPaidReimbursementToErp,