add /v2/balance/ endpoint; fix tests

Author: Bernard Snowden

packages/bitcore-wallet-client/src/lib/api.ts

@@ -1593,7 +1593,7 @@ export class API extends EventEmitter {
   // * @param {String} opts.multisigContractAddress optional: MULTISIG ETH Contract Address
   // * @param {Callback} cb
   // */
-  getBalance(opts, cb) {
+  getBalance(opts, cb, baseUrl) {
     if (!cb) {
       cb = opts;
       opts = {};
@@ -1624,7 +1624,7 @@ export class API extends EventEmitter {
       qs = '?' + args.join('&');
     }
 
-    var url = '/v1/balance/' + qs;
+    var url = baseUrl + qs;
     this.request.get(url, (err, inB) => {
       if (err) return cb(err);
       return cb(null, this.convertBalance(inB));

packages/bitcore-wallet-client/test/api.test.js

@@ -6998,7 +6998,7 @@ describe('client API', function() {
         });
       });
 
-      it('should be able to recover funds from recreated wallet', function(done) {
+      it('should be able to recover funds from recreated wallet /v1/balance/', function(done) {
         this.timeout(10000);
         helpers.createAndJoinWallet(clients, keys, 2, 2, {}, () => {
           clients[0].createAddress((err, addr) => {
@@ -7042,12 +7042,75 @@ describe('client API', function() {
                               recoveryClient.getBalance({}, (err, b) => {
                                 balance = b.totalAmount;
                                 next(err);
-                              });
+                              }, '/v1/balance/');
                             }, 200);
                           },
                           err => {
                             should.not.exist(err,err);
-                            balance.should.equal(1e8);
+                            balance.toString().should.equal("100000000");
+                            done();
+                          }
+                        );
+                      });
+                    });
+                  });
+                });
+              }
+            );
+          });
+        });
+      });
+
+      it('should be able to recover funds from recreated wallet /v2/balance/', function(done) {
+        this.timeout(10000);
+        helpers.createAndJoinWallet(clients, keys, 2, 2, {}, () => {
+          clients[0].createAddress((err, addr) => {
+            should.not.exist(err,err);
+            should.exist(addr);
+            blockchainExplorerMock.setUtxo(addr, 1, 2);
+
+            var storage = new Storage({
+              db: db2
+            });
+            var newApp;
+            var expressApp = new ExpressApp();
+            expressApp.start(
+              {
+                storage: storage,
+                blockchainExplorer: blockchainExplorerMock,
+                disableLogs: true
+              },
+              () => {
+                newApp = expressApp.app;
+
+                var recoveryClient = helpers.newClient(newApp);
+                recoveryClient.fromString(clients[0].toString());
+
+                recoveryClient.getStatus({}, (err, status) => {
+                  should.exist(err);
+                  err.should.be.an.instanceOf(Errors.NOT_AUTHORIZED);
+                  recoveryClient.recreateWallet(err => {
+                    should.not.exist(err,err);
+                    recoveryClient.getStatus({}, (err, status) => {
+                      should.not.exist(err,err);
+                      recoveryClient.startScan({}, err => {
+                        should.not.exist(err,err);
+                        var balance = 0;
+                        async.whilst(
+                          () => {
+                            return balance == 0;
+                          },
+                          next => {
+                            setTimeout(() => {
+                              recoveryClient.getBalance({}, (err, b) => {
+                                balance = b.totalAmount;
+                                next(err);
+                              }, '/v2/balance/');
+                            }, 200);
+                          },
+                          err => {
+                            should.not.exist(err,err);
+                            balance.toString().should.equal("100000000");
                             done();
                           }
                         );

packages/bitcore-wallet-service/src/lib/expressapp.ts

@@ -18,13 +18,14 @@ const Defaults = Common.Defaults;
 
 // / Patch bigint for JSON serealization
 // @ts-ignore-start
-BigInt.prototype.toJSON = function() { return this.toString(); }
+BigInt.prototype.toJSON = function() {
+  return this.toString();
+};
 // @ts-ignore-end/
 
 export class ExpressApp {
   app: express.Express;
 
-
   constructor() {
     this.app = express();
   }
@@ -738,6 +739,42 @@ export class ExpressApp {
       });
     });
 
+    router.get('/v2/balance/', (req, res) => {
+      getServerWithAuth(req, res, server => {
+        const opts: {
+          coin?: string;
+          twoStep?: boolean;
+          tokenAddress?: string;
+          multisigContractAddress?: string;
+        } = {};
+        if (req.query.coin) opts.coin = req.query.coin;
+        if (req.query.twoStep == '1') opts.twoStep = true;
+        if (req.query.tokenAddress) opts.tokenAddress = req.query.tokenAddress;
+        if (req.query.multisigContractAddress) opts.multisigContractAddress = req.query.multisigContractAddress;
+
+        server.getBalance(opts, (err, balance) => {
+          let balanceResponse = {};
+
+          if (err) return returnError(err, res, req);
+          _.forEach(balance, (value, key) => {
+            if (key == 'totalAmount') {
+              balanceResponse[key] = balance[key].toString();
+            }
+
+            if (key == 'byAddress') {
+              balanceResponse[key] = balance[key];
+              if (balanceResponse[key].amount) {
+                balanceResponse[key].amount = balanceResponse[key].amount.toString();
+              }
+            } else {
+              balanceResponse[key] = balance[key];
+            }
+          });
+          res.json(balanceResponse);
+        });
+      });
+    });
+
     let estimateFeeLimiter;
 
     if (Defaults.RateLimit.estimateFee && !opts.ignoreRateLimiter) {