2026-04-15-4

apps/api/src/billing/providers/binance.provider.ts

@@ -0,0 +1,33 @@
+import { Injectable, Logger } from '@nestjs/common';
+import { ConfigService } from '@nestjs/config';
+
+@Injectable()
+export class BinanceProvider {
+  private readonly logger = new Logger(BinanceProvider.name);
+
+  constructor(private configService: ConfigService) {}
+
+  /**
+   * Mock Binance Pay Order Creation
+   * Will lead to a success/fail redirect for testing
+   */
+  async createOrder(tenantId: string, amount: number, plan: string) {
+    this.logger.log(`[Mock] Creating Binance Pay order for ${tenantId} - ${plan}`);
+    
+    // In production, this calls https://bpay.binanceapi.com/binancepay/openapi/v2/order
+    // and returns a checkoutUrl.
+    
+    return {
+      checkoutUrl: `https://map-dashbord.intaleqapp.com/api/billing/mock-binance-success?tenantId=${tenantId}&plan=${plan}`,
+      prepayId: `mock_${Date.now()}`
+    };
+  }
+
+  /**
+   * Mock Webhook Signature Verification
+   */
+  verifySignature(payload: any, signature: string): boolean {
+    // In production, uses HMAC-SHA512 with Binance Secret Key
+    return true; 
+  }
+}