feat: add phone frequency controls and modularize codebase

api/src/operations/operations.service.spec.ts

@@ -6,6 +6,9 @@ function createPrismaMock() {
     user: {
       findFirst: jest.fn().mockResolvedValue({ tenantId: 'tenant-1' }),
     },
+    tenant: {
+      findUnique: jest.fn().mockResolvedValue({ id: 'tenant-1', name: '企业A' }),
+    },
     smsBatchTask: {
       findMany: jest.fn().mockResolvedValue([{ id: 'task-1', taskNo: 'BATCH-1' }]),
       count: jest.fn().mockResolvedValue(3),
@@ -50,6 +53,7 @@ function createPrismaMock() {
     },
     enterpriseCertification: {
       count: jest.fn().mockResolvedValue(1),
+      findFirst: jest.fn().mockResolvedValue({ id: 'certification-1' }),
     },
     smsApplication: {
       findMany: jest.fn().mockResolvedValue([
@@ -388,6 +392,22 @@ describe('OperationsService', () => {
 
     expect(dashboard.gatewayConnections).toEqual([]);
     expect(dashboard.recentTasks).toEqual([expect.objectContaining({ id: 'task-1', taskNo: 'BATCH-1' })]);
+    expect(dashboard.clientOverview).toEqual({
+      enterpriseName: '企业A',
+      certificationStatus: 'certified',
+      signatureCount: 1,
+      pendingBatchTaskCount: 3,
+    });
+    expect(prisma.smsBatchTask.count).toHaveBeenCalledWith({
+      where: { tenantId: 'tenant-1', sourceType: 'client', status: 'pending_review' },
+    });
+    expect(prisma.enterpriseCertification.findFirst).toHaveBeenCalledWith({
+      where: { tenantId: 'tenant-1', status: 'approved' },
+      select: { id: true },
+    });
+    expect(prisma.smsSignature.count).toHaveBeenCalledWith({
+      where: { tenantId: 'tenant-1', auditStatus: { notIn: ['deleted', 'disabled'] } },
+    });
     expect(JSON.stringify(dashboard)).not.toMatch(/passwordCipher|supplier|cipher|unitPrice/);
   });
 
@@ -480,6 +500,10 @@ describe('OperationsService', () => {
         updatedAt: { gte: expect.any(Date) },
       },
     });
+    const hourlyTrendQuery = prisma.$queryRaw.mock.calls[1]?.[0] as { sql?: string };
+    expect(hourlyTrendQuery.sql).toContain(
+      `HOUR FROM (message."queuedAt" AT TIME ZONE 'UTC') AT TIME ZONE 'Asia/Shanghai'`,
+    );
     expect(prisma.accountTransaction.aggregate).toHaveBeenCalledWith({
       where: {
         tenantId: 'tenant-1',