feat(connector-tcs-huawei): add initial version

Signed-off-by: wangyinglun <wangyinglun3@huawei.com>

examples/cactus-example-tcs-huawei/.gitignore

@@ -0,0 +1,7 @@
+MeterInfo.json
+
+# BLP artifacts
+etc/
+
+# don't commit package-lock
+package-lock.json

examples/cactus-example-tcs-huawei/BalanceManagement.ts

@@ -0,0 +1,65 @@
+/*
+ * Copyright 2020-2021 Hyperledger Cactus Contributors
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * BalanceManagement.ts
+ */
+
+import {
+ LPInfoHolder,
+ ConfigUtil,
+} from "@hyperledger/cactus-cmd-socketio-server";
+import {
+ VerifierFactory,
+ VerifierFactoryConfig,
+} from "@hyperledger/cactus-verifier-client";
+
+const config: any = ConfigUtil.getConfig();
+import { getLogger } from "log4js";
+const moduleName = "BalanceManagement";
+const logger = getLogger(`${moduleName}`);
+logger.level = config.logLevel;
+
+export class BalanceManagement {
+ private connectInfo: LPInfoHolder = null; // connection information
+ private readonly verifierFactory: VerifierFactory;
+
+ constructor() {
+ this.connectInfo = new LPInfoHolder();
+ this.verifierFactory = new VerifierFactory(
+ this.connectInfo.ledgerPluginInfo as VerifierFactoryConfig,
+ config.logLevel,
+ );
+ }
+
+ getBalance(account: string): Promise<any> {
+ return new Promise((resolve, reject) => {
+ // for LedgerOperation
+ // const execData = {"referedAddress": account};
+ // const ledgerOperation: LedgerOperation = new LedgerOperation("getNumericBalance", "", execData);
+
+ // for Neo
+ const contract = {}; // NOTE: Since contract does not need to be specified, specify an empty object.
+ const method = { type: "web3Eth", command: "getBalance" };
+ const template = "default";
+ const args = { args: [account] };
+ // const method = "default";
+ // const args = {"method": {type: "web3Eth", command: "getBalance"}, "args": {"args": [account]}};
+
+ this.verifierFactory
+ .getVerifier("84jUisrs")
+ .sendSyncRequest(contract, method, args)
+ .then((result) => {
+ const response = {
+ status: result.status,
+ amount: parseFloat(result.data),
+ };
+ resolve(response);
+ })
+ .catch((err) => {
+ logger.error(err);
+ reject(err);
+ });
+ });
+ }
+}