working on payment

apps/edr-freight-api/src/modules/payment/payment.service.ts

@@ -0,0 +1,42 @@
+import { Injectable, NotFoundException } from "@nestjs/common";
+import { DataSource, Repository } from "typeorm";
+import { PaymentEntity } from "./entities/payment.entity";
+import { PaymentStrategy } from "./strategies/payment.strategy";
+import { PaymentTelebirrStrategy } from "./strategies/payment.telebirr.strategy";
+
+type PaymentMethod = PaymentEntity["method"]
+@Injectable()
+export class PaymentService {
+    private strategies: Map<PaymentMethod, PaymentStrategy>;
+    private readonly paymentRepo: Repository<PaymentEntity>;
+
+    constructor(
+        private readonly dataSource: DataSource,
+        private readonly telebirrPaymentStategy: PaymentTelebirrStrategy) {
+        this.strategies = new Map([
+            ["telebirr", this.telebirrPaymentStategy as PaymentStrategy]
+        ])
+        this.paymentRepo = this.dataSource.getRepository(PaymentEntity)
+    }
+
+    async create(data: Pick<PaymentEntity, "amount" | "method" | "currency" | "type" | "tableId">): Promise<any> {
+        const strategy = this.strategies.get(data.method)
+        if (!strategy) throw new NotFoundException("strategy not found")
+        return strategy.pay(data.amount, data.currency, "")
+        // const payment = this.paymentRepo.create({
+        //     amount: data.amount,
+        //     method: data.method,
+        //     type: data.type,
+        //     currency: data.currency,
+        //     tableId: data.tableId,
+        // })
+        // await this.paymentRepo.save(payment)
+        // return link;
+    }
+
+    getPaymentByReferenceIdAndMethod(data: Pick<PaymentEntity, "method" | "refId">): Promise<PaymentEntity | null> {
+        return this.paymentRepo.findOneBy(data)
+    }
+
+
+}