first (part 3: src directory)

src/modules/coupons/coupons.service.ts

@@ -0,0 +1,38 @@
+import { Injectable, Logger } from '@nestjs/common';
+import { PrismaService } from '../../database/prisma.service';
+import { AiService } from '../../services/ai.service';
+// [REMOVED V16 IMPORTS]
+
+export type RiskLevel = 'banko' | 'safe' | 'value';
+
+export interface CouponMatch {
+  matchId: string;
+  matchName: string;
+  prediction: string;
+  confidence: number;
+  odd: number;
+}
+
+export interface GeneratedCoupon {
+  id: string;
+  matches: CouponMatch[];
+  totalOdd: number;
+  riskLevel: RiskLevel;
+  generatedAt: string;
+}
+
+@Injectable()
+export class CouponsService {
+  private readonly logger = new Logger(CouponsService.name);
+
+  constructor(
+    private readonly prisma: PrismaService,
+    private readonly aiService: AiService,
+  ) {}
+  /**
+   * Legacy history/history methods...
+   */
+  getCouponHistory(_limit: number = 10) {
+    return [];
+  }
+}