feat: refine operations UI and transport limits

api/src/billing/billing.service.spec.ts

@@ -7,6 +7,9 @@ function createPrismaMock() {
     tenant: {
       findFirst: jest.fn().mockResolvedValue({ id: 'tenant-1', name: '示例企业', code: 'TENANT-1' }),
     },
+    user: {
+      findMany: jest.fn().mockResolvedValue([]),
+    },
     tenantAccount: {
       findMany: jest.fn(),
       findUnique: jest.fn().mockImplementation(() => Promise.resolve({ ...accountState })),
@@ -181,9 +184,10 @@ describe('BillingService', () => {
   it('returns the historical balance after each manual recharge', async () => {
     const prisma = createPrismaMock();
     prisma.rechargeOrder.findMany.mockResolvedValue([
-      { id: 'order-1', tenantId: 'tenant-1', payMethod: 'manual_topup', amountCents: 2000 },
+      { id: 'order-1', tenantId: 'tenant-1', payMethod: 'manual_topup', amountCents: 2000, operatorId: 'admin-1' },
       { id: 'order-2', tenantId: 'tenant-1', payMethod: 'manual_topup', amountCents: -300 },
     ]);
+    prisma.user.findMany.mockResolvedValue([{ id: 'admin-1', displayName: '运营人员张三', username: 'admin' }]);
     prisma.accountTransaction.findMany.mockResolvedValue([
       { relatedId: 'order-1', balanceAfter: 3000 },
       { relatedId: 'order-2', balanceAfter: 2700 },
@@ -191,8 +195,8 @@ describe('BillingService', () => {
     const service = new BillingService(prisma as never);
 
     await expect(service.listManualRechargeRecords()).resolves.toEqual([
-      expect.objectContaining({ id: 'order-1', balanceAfterCents: 3000 }),
-      expect.objectContaining({ id: 'order-2', balanceAfterCents: 2700 }),
+      expect.objectContaining({ id: 'order-1', balanceAfterCents: 3000, operatorName: '运营人员张三' }),
+      expect.objectContaining({ id: 'order-2', balanceAfterCents: 2700, operatorName: null }),
     ]);
     expect(prisma.accountTransaction.findMany).toHaveBeenCalledWith({
       where: {
@@ -201,6 +205,10 @@ describe('BillingService', () => {
       },
       select: { relatedId: true, balanceAfter: true },
     });
+    expect(prisma.user.findMany).toHaveBeenCalledWith({
+      where: { id: { in: ['admin-1'] } },
+      select: { id: true, displayName: true, username: true },
+    });
   });
 
   it('allows negative manual recharge amounts for balance correction', async () => {

api/src/billing/billing.service.ts

@@ -163,18 +163,27 @@ export class BillingService {
       return orders;
     }
 
-    const transactions = await this.prisma.accountTransaction.findMany({
-      where: {
-        relatedType: 'recharge_order',
-        relatedId: { in: orderIds },
-      },
-      select: { relatedId: true, balanceAfter: true },
-    });
+    const operatorIds = [...new Set(orders.map((order) => order.operatorId).filter((id): id is string => Boolean(id)))];
+    const [transactions, operators] = await Promise.all([
+      this.prisma.accountTransaction.findMany({
+        where: {
+          relatedType: 'recharge_order',
+          relatedId: { in: orderIds },
+        },
+        select: { relatedId: true, balanceAfter: true },
+      }),
+      operatorIds.length ? this.prisma.user.findMany({
+        where: { id: { in: operatorIds } },
+        select: { id: true, displayName: true, username: true },
+      }) : [],
+    ]);
     const balanceAfterByOrderId = new Map(transactions.map((transaction) => [transaction.relatedId, moneyToNumber(transaction.balanceAfter)]));
+    const operatorNameById = new Map(operators.map((operator) => [operator.id, operator.displayName || operator.username]));
 
     return orders.map((order) => ({
       ...order,
       balanceAfterCents: balanceAfterByOrderId.get(order.id) ?? null,
+      operatorName: order.operatorId ? operatorNameById.get(order.operatorId) ?? null : null,
     }));
   }
 
@@ -195,13 +204,25 @@ export class BillingService {
       this.prisma.rechargeOrder.count({ where }),
     ]);
     const orderIds = orders.map((order) => order.id);
-    const transactions = orderIds.length ? await this.prisma.accountTransaction.findMany({
-      where: { relatedType: 'recharge_order', relatedId: { in: orderIds } },
-      select: { relatedId: true, balanceAfter: true },
-    }) : [];
+    const operatorIds = [...new Set(orders.map((order) => order.operatorId).filter((id): id is string => Boolean(id)))];
+    const [transactions, operators] = await Promise.all([
+      orderIds.length ? this.prisma.accountTransaction.findMany({
+        where: { relatedType: 'recharge_order', relatedId: { in: orderIds } },
+        select: { relatedId: true, balanceAfter: true },
+      }) : [],
+      operatorIds.length ? this.prisma.user.findMany({
+        where: { id: { in: operatorIds } },
+        select: { id: true, displayName: true, username: true },
+      }) : [],
+    ]);
     const balances = new Map(transactions.map((item) => [item.relatedId, moneyToNumber(item.balanceAfter)]));
+    const operatorNames = new Map(operators.map((operator) => [operator.id, operator.displayName || operator.username]));
     return {
-      items: orders.map((order) => ({ ...order, balanceAfterCents: balances.get(order.id) ?? null })),
+      items: orders.map((order) => ({
+        ...order,
+        balanceAfterCents: balances.get(order.id) ?? null,
+        operatorName: order.operatorId ? operatorNames.get(order.operatorId) ?? null : null,
+      })),
       total,
       page,
       pageSize,