feat(P19IM1-3,P19IM1-4): 接入业务事件与通知渠道后台

server/src/routes/purchaseRequests.js

@@ -14,6 +14,8 @@ const { issueDocumentNumber } = require("../services/documentSequence");
 const { reserveBudgetForEntity, releaseReservedBudgetIfAny } = require("../services/purchaseBudget");
 const { sendNotificationEmailSafe } = require("../services/email");
 const { createNotifications, resolveRecipientsForAssignee } = require("../services/notifications");
+const { enqueueImNotifications } = require("../services/notifications/imEnqueue");
+const { NOTIFICATION_TYPES } = require("../constants/notificationTypes");
 const { openReadStream, StorageNotFoundError, writeBuffer } = require("../services/storage");
 
 const UUID_SCHEMA = z.string().uuid();
@@ -1294,15 +1296,30 @@ async function purchaseRequestRoutes(fastify) {
 
         await createNotifications(tx, {
           recipientEmployeeIds: recipients,
-          type: "workflow.task_assigned",
+          type: NOTIFICATION_TYPES.workflowTaskAssigned,
           title,
           body,
           targetType: "workflow_task",
           targetId: workflowTask.id,
         });
 
+        await enqueueImNotifications(tx, {
+          config: fastify.config,
+          logger: fastify.log,
+          recipientEmployeeIds: recipients,
+          type: NOTIFICATION_TYPES.workflowTaskAssigned,
+          title,
+          body,
+          targetType: "workflow_task",
+          targetId: workflowTask.id,
+          targetPath: `/workflow/tasks/${workflowTask.id}`,
+          entityType: "purchase_request",
+          entityId: purchaseRequestId,
+          actorId: request.employee.id,
+        });
+
         emailTasks.push({
-          type: "workflow.task_assigned",
+          type: NOTIFICATION_TYPES.workflowTaskAssigned,
           recipientEmployeeIds: recipients,
           subject: title,
           body,