feature #6 - add exchange rate internal service

src/4-framework/services/exchangeRateInternalService.ts

@@ -0,0 +1,26 @@
+import { ExchangeRate } from '../../1-domain/entities/exchangeRate'
+import { IExchangeRateInternalService } from '../../2-business/services/iExchangeRateInternalService'
+import { CurrencyEnum } from '../../2-business/enums/currencyEnum'
+import axios, { AxiosResponse } from 'axios'
+
+export class ExchangeRateInternalService implements IExchangeRateInternalService {
+  private readonly baseUrl = 'https://internal-sbf-exchangerate-dev-lb-431495913.us-east-1.elb.amazonaws.com'
+
+  async get (base: CurrencyEnum): Promise<ExchangeRate> {
+    const logPrefix = 'get'
+
+    try {
+      const response: AxiosResponse = await axios.get(`${this.baseUrl}/api/v1/exchangerate`, {
+        params: {
+          baseCurrency: base
+        }
+      })
+
+      console.log(`${logPrefix} :: success ::`, { data: response.data })
+      return response.data
+    } catch (error) {
+      console.error(`${logPrefix} :: error ::`, error)
+      throw error
+    }
+  }
+}