Make tokenreg dapp fast again (#3474)

* Using proper TokenReg Instance in TokenReg dApp #3371

* remove unnecessary logs in tokereg dapp

* Improved Redux managment in TokeReg dApp #3371

* Fixfing linting

js/src/contracts/contracts.js

@@ -18,6 +18,7 @@ import DappReg from './dappreg';
 import Registry from './registry';
 import SignatureReg from './signaturereg';
 import TokenReg from './tokenreg';
+import GithubHint from './githubhint';
 
 let instance = null;
 
@@ -30,6 +31,7 @@ export default class Contracts {
     this._dappreg = new DappReg(api, this._registry);
     this._signaturereg = new SignatureReg(api, this._registry);
     this._tokenreg = new TokenReg(api, this._registry);
+    this._githubhint = new GithubHint(api, this._registry);
   }
 
   get registry () {
@@ -48,6 +50,10 @@ export default class Contracts {
     return this._tokenreg;
   }
 
+  get githubHint () {
+    return this._githubhint;
+  }
+
   static create (api) {
     return new Contracts(api);
   }

js/src/contracts/githubhint.js

@@ -0,0 +1,32 @@
+// Copyright 2015, 2016 Ethcore (UK) Ltd.
+// This file is part of Parity.
+
+// Parity is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+
+// Parity is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// You should have received a copy of the GNU General Public License
+// along with Parity.  If not, see <http://www.gnu.org/licenses/>.
+
+export default class GithubHint {
+  constructor (api, registry) {
+    this._api = api;
+    this._registry = registry;
+
+    this.getInstance();
+  }
+
+  getContract () {
+    return this._registry.getContract('githubhint');
+  }
+
+  getInstance () {
+    return this.getContract().instance;
+  }
+}

js/src/contracts/registry.js

@@ -42,7 +42,7 @@ export default class Registry {
     });
   }
 
-  getContractInstance (_name) {
+  getContract (_name) {
     const name = _name.toLowerCase();
 
     return new Promise((resolve, reject) => {
@@ -54,13 +54,19 @@ export default class Registry {
       this
         .lookupAddress(name)
         .then((address) => {
-          this._contracts[name] = this._api.newContract(abis[name], address).instance;
+          this._contracts[name] = this._api.newContract(abis[name], address);
           resolve(this._contracts[name]);
         })
         .catch(reject);
     });
   }
 
+  getContractInstance (_name) {
+    return this
+      .getContract(_name)
+      .then((contract) => contract.instance);
+  }
+
   lookupAddress (_name) {
     const name = _name.toLowerCase();
     const sha3 = this._api.util.sha3(name);

js/src/contracts/tokenreg.js

@@ -22,8 +22,12 @@ export default class TokenReg {
     this.getInstance();
   }
 
+  getContract () {
+    return this._registry.getContract('tokenreg');
+  }
+
   getInstance () {
-    return this._registry.getContractInstance('tokenreg');
+    return this.getContract().instance;
   }
 
   tokenCount () {