R50 通知推送：dispatcher 投递服务、业务事件接入与员工推送开关

client/src/api/notificationChannels.ts

@@ -85,6 +85,28 @@ export type NotificationChannelTestResponse = {
   };
 };
 
+export type NotificationDeliveryStatus = "pending" | "success" | "failed";
+
+export type NotificationDeliveryRecord = {
+  notificationId: string;
+  channelId: string;
+  channelName: string;
+  channelType: NotificationChannelType;
+  notificationType: string;
+  notificationTitle: string;
+  status: NotificationDeliveryStatus;
+  attemptCount: number;
+  latestAttemptAt: string | null;
+  resultCode: string | null;
+  errorMessage: string | null;
+  responseBody: unknown;
+  notificationCreatedAt: string | null;
+};
+
+export type NotificationDeliveryListResponse = {
+  items: NotificationDeliveryRecord[];
+};
+
 export async function fetchNotificationChannels() {
   return apiRequestData<NotificationChannelListResponse>("/api/notifications/channels");
 }
@@ -109,3 +131,25 @@ export async function testNotificationChannel(id: string) {
     body: JSON.stringify({}),
   });
 }
+
+export async function fetchNotificationDeliveries(filters: {
+  notificationId?: string | null;
+  channelId?: string | null;
+  status?: NotificationDeliveryStatus | "" | null;
+}) {
+  const params = new URLSearchParams();
+  if (filters.notificationId) {
+    params.set("notificationId", filters.notificationId);
+  }
+  if (filters.channelId) {
+    params.set("channelId", filters.channelId);
+  }
+  if (filters.status) {
+    params.set("status", filters.status);
+  }
+
+  const queryString = params.toString();
+  return apiRequestData<NotificationDeliveryListResponse>(
+    `/api/notifications/deliveries${queryString ? `?${queryString}` : ""}`,
+  );
+}