49fdd23d58
* Move secureApi to shell * Extract isTestnet test * Use mobx + subscriptions for status * Re-add status indicator * Add lerna * Move intial packages to js/packages * Move 3rdparty/{email,sms}-verification to correct location * Move package.json & README to library src * Move tests for library packages * Move views & dapps to packages * Move i18n to root * Move shell to actual src (main app) * Remove ~ references * Change ~ to root (explicit imports) * Finalise convert of ~ * Move views into dapps as well * Move dapps to packages/ * Fix references * Update css * Update test spec locations * Update tests * Case fix * Skip flakey tests * Update enzyme * Skip previously ignored tests * Allow empty api for hw * Re-add theme for embed
146 lines
3.1 KiB
JavaScript
146 lines
3.1 KiB
JavaScript
// Copyright 2015-2017 Parity Technologies (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/>.
|
|
|
|
import EventEmitter from 'eventemitter3';
|
|
import { Logging } from '../subscriptions';
|
|
|
|
export default class JsonRpcBase extends EventEmitter {
|
|
constructor () {
|
|
super();
|
|
|
|
this._id = 1;
|
|
this._debug = false;
|
|
this._connected = false;
|
|
this._middlewareList = Promise.resolve([]);
|
|
}
|
|
|
|
encode (method, params) {
|
|
const json = JSON.stringify({
|
|
jsonrpc: '2.0',
|
|
method: method,
|
|
params: params,
|
|
id: this._id++
|
|
});
|
|
|
|
return json;
|
|
}
|
|
|
|
addMiddleware (Middleware) {
|
|
this._middlewareList = Promise
|
|
.all([
|
|
Middleware,
|
|
this._middlewareList
|
|
])
|
|
.then(([Middleware, middlewareList]) => {
|
|
// Do nothing if `handlerPromise` resolves to a null-y value.
|
|
if (Middleware == null) {
|
|
return middlewareList;
|
|
}
|
|
|
|
// don't mutate the original array
|
|
return middlewareList.concat([new Middleware(this)]);
|
|
});
|
|
}
|
|
|
|
_wrapSuccessResult (result) {
|
|
return {
|
|
id: this._id,
|
|
jsonrpc: '2.0',
|
|
result
|
|
};
|
|
}
|
|
|
|
_wrapErrorResult (error) {
|
|
return {
|
|
id: this._id,
|
|
jsonrpc: '2.0',
|
|
error: {
|
|
code: error.code,
|
|
message: error.text
|
|
}
|
|
};
|
|
}
|
|
|
|
execute (method, params) {
|
|
return this._middlewareList.then((middlewareList) => {
|
|
for (const middleware of middlewareList) {
|
|
const res = middleware.handle(method, params);
|
|
|
|
if (res != null) {
|
|
return Promise
|
|
.resolve(res)
|
|
.then((res) => {
|
|
const result = this._wrapSuccessResult(res);
|
|
const json = this.encode(method, params);
|
|
|
|
Logging.send(method, params, { json, result });
|
|
|
|
return res;
|
|
});
|
|
}
|
|
}
|
|
|
|
return this._execute(method, params);
|
|
});
|
|
}
|
|
|
|
_execute () {
|
|
throw new Error('Missing implementation of JsonRpcBase#_execute');
|
|
}
|
|
|
|
_setConnected () {
|
|
if (!this._connected) {
|
|
this._connected = true;
|
|
this.emit('open');
|
|
}
|
|
}
|
|
|
|
_setDisconnected () {
|
|
if (this._connected) {
|
|
this._connected = false;
|
|
this.emit('close');
|
|
}
|
|
}
|
|
|
|
get id () {
|
|
return this._id;
|
|
}
|
|
|
|
get isDebug () {
|
|
return this._debug;
|
|
}
|
|
|
|
get isConnected () {
|
|
return this._connected;
|
|
}
|
|
|
|
setDebug (flag) {
|
|
this._debug = flag;
|
|
}
|
|
|
|
error (error) {
|
|
if (this.isDebug) {
|
|
console.error(error);
|
|
}
|
|
}
|
|
|
|
log (log) {
|
|
if (this.isDebug) {
|
|
console.log(log);
|
|
}
|
|
}
|
|
}
|