webadmin系统设置

server/dukang-api/src/integrations/pay/pay.mock.provider.ts

@@ -4,10 +4,8 @@ import type { IPayProvider, PayOrderResult } from './pay.interface';
 
 @Injectable()
 export class PayMockProvider implements IPayProvider {
-  private readonly config = loadAppConfig();
-
   async payOrder(_orderId: bigint, _openId?: string): Promise<PayOrderResult> {
-    if (!this.config.mockPay) {
+    if (!loadAppConfig().mockPay) {
       throw new Error('Real WeChat pay requires PayWechatProvider');
     }
     return { mode: 'mock', externalNo: `MOCK-${Date.now()}` };

server/dukang-api/src/integrations/pay/pay.router.provider.ts

@@ -0,0 +1,22 @@
+import { Injectable } from '@nestjs/common';
+import { loadAppConfig } from '@dukang/shared-types';
+import type { IPayProvider, PayOrderResult } from './pay.interface';
+import { PayMockProvider } from './pay.mock.provider';
+import { PayWechatProvider } from './pay.wechat.provider';
+
+/** 按当前 process.env 动态选择 Mock / 微信 JSAPI 支付 */
+@Injectable()
+export class PayRouterProvider implements IPayProvider {
+  constructor(
+    private readonly mock: PayMockProvider,
+    private readonly wechat: PayWechatProvider,
+  ) {}
+
+  private resolve(): IPayProvider {
+    return loadAppConfig().mockPay ? this.mock : this.wechat;
+  }
+
+  payOrder(orderId: bigint, openId?: string): Promise<PayOrderResult> {
+    return this.resolve().payOrder(orderId, openId);
+  }
+}

server/dukang-api/src/integrations/pay/pay.wechat.provider.ts

@@ -8,7 +8,6 @@ import type { IPayProvider, PayOrderResult } from './pay.interface';
 @Injectable()
 export class PayWechatProvider implements IPayProvider {
   private readonly logger = new Logger(PayWechatProvider.name);
-  private readonly config = loadAppConfig();
 
   constructor(
     private readonly prisma: PrismaService,
@@ -16,11 +15,11 @@ export class PayWechatProvider implements IPayProvider {
   ) {}
 
   async payOrder(orderId: bigint, openId?: string): Promise<PayOrderResult> {
-    if (this.config.mockPay) {
+    if (loadAppConfig().mockPay) {
       return { mode: 'mock', externalNo: `MOCK-${Date.now()}` };
     }
     if (!this.wechat.isPayEnabled()) {
-      throw new Error('微信支付未配置：请设置 WECHAT_PAY_ENABLED=true 与 WX_MCH_ID 等商户参数');
+      throw new Error('微信支付未配置：请关闭 MOCK_PAY 并配置 WX_MCH_ID 等商户参数');
     }
     if (!openId) {
       throw new Error('微信支付需要用户 openId，请先完成微信授权登录');