Big refactor of multiple backends handling.

backend/src/api/bitcoin/esplora-api.ts

@@ -0,0 +1,55 @@
+import config from '../../config';
+import axios from 'axios';
+import { AbstractBitcoinApi } from './bitcoin-api-abstract-factory';
+import { IEsploraApi } from './esplora-api.interface';
+
+class ElectrsApi implements AbstractBitcoinApi {
+
+  constructor() { }
+
+  $getRawMempool(): Promise<IEsploraApi.Transaction['txid'][]> {
+    return axios.get<IEsploraApi.Transaction['txid'][]>(config.ELECTRS.REST_API_URL + '/mempool/txids')
+      .then((response) => response.data);
+  }
+
+  $getRawTransaction(txId: string): Promise<IEsploraApi.Transaction> {
+    return axios.get<IEsploraApi.Transaction>(config.ELECTRS.REST_API_URL + '/tx/' + txId)
+      .then((response) => response.data);
+  }
+
+  $getBlockHeightTip(): Promise<number> {
+    return axios.get<number>(config.ELECTRS.REST_API_URL + '/blocks/tip/height')
+      .then((response) => response.data);
+  }
+
+  $getTxIdsForBlock(hash: string): Promise<string[]> {
+    return axios.get<string[]>(config.ELECTRS.REST_API_URL + '/block/' + hash + '/txids')
+      .then((response) => response.data);
+  }
+
+  $getBlockHash(height: number): Promise<string> {
+    return axios.get<string>(config.ELECTRS.REST_API_URL + '/block-height/' + height)
+      .then((response) => response.data);
+  }
+
+  $getBlock(hash: string): Promise<IEsploraApi.Block> {
+    return axios.get<IEsploraApi.Block>(config.ELECTRS.REST_API_URL + '/block/' + hash)
+      .then((response) => response.data);
+  }
+
+  $getAddress(address: string): Promise<IEsploraApi.Address> {
+    throw new Error('Method getAddress not implemented.');
+  }
+
+  $getAddressTransactions(address: string, txId?: string): Promise<IEsploraApi.Transaction[]> {
+    throw new Error('Method getAddressTransactions not implemented.');
+  }
+
+  $getRawTransactionBitcoind(txId: string): Promise<IEsploraApi.Transaction> {
+    return axios.get<IEsploraApi.Transaction>(config.ELECTRS.REST_API_URL + '/tx/' + txId)
+      .then((response) => response.data);
+  }
+
+}
+
+export default ElectrsApi;