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
59 lines
1.6 KiB
JavaScript
59 lines
1.6 KiB
JavaScript
// Copyright 2015-2017 Parity Technologies (UK) Ltd.
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// This file is part of Parity.
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// Parity is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// Parity is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with Parity. If not, see <http://www.gnu.org/licenses/>.
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import BigNumber from 'bignumber.js';
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export default class Eth {
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constructor (updateSubscriptions, api) {
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this._api = api;
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this._updateSubscriptions = updateSubscriptions;
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this._started = false;
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this._lastBlock = new BigNumber(-1);
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this._pollTimerId = null;
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}
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get isStarted () {
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return this._started;
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}
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start () {
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this._started = true;
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return this._blockNumber();
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}
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_blockNumber = () => {
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const nextTimeout = (timeout = 1000) => {
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this._pollTimerId = setTimeout(() => {
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this._blockNumber();
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}, timeout);
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};
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return this._api.eth
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.blockNumber()
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.then((blockNumber) => {
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if (!blockNumber.eq(this._lastBlock)) {
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this._lastBlock = blockNumber;
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this._updateSubscriptions('eth_blockNumber', null, blockNumber);
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}
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nextTimeout();
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})
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.catch(() => nextTimeout());
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}
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}
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