openethereum/js/packages/shared/redux/providers/worker.js
Jaco Greeff 49fdd23d58 Ui 2 move to packages/* (#6113)
* 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
2017-07-21 15:46:53 +02:00

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2.6 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 PromiseWorker from 'promise-worker';
import runtime from 'serviceworker-webpack-plugin/lib/runtime';
// FIXME: WebWorker here should be close, not in src
import WebWorker from 'worker-loader!~/src/webWorker.js';
import { setWorker } from './workerActions';
// Setup the Service Worker
setupServiceWorker()
.then(() => console.log('SW is setup'))
.catch((error) => console.error('SW error', error));
function setupServiceWorker () {
if (!('serviceWorker' in navigator)) {
return Promise.reject('Service Worker is not available in your browser.');
}
const getServiceWorker = () => {
return navigator.serviceWorker.ready
.then((registration) => {
const worker = registration.active;
worker.controller = registration.active;
return new PromiseWorker(worker);
});
};
return new Promise((resolve, reject) => {
// Safe guard for registration bugs (happens in Chrome sometimes)
const timeoutId = window.setTimeout(() => {
console.warn('could not register SW after 2.5s');
getServiceWorker().then(resolve).catch(reject);
}, 2500);
// Setup the Service Worker
runtime
.register()
.then(() => {
window.clearTimeout(timeoutId);
return getServiceWorker();
})
.then(resolve).catch(reject);
});
}
function getWorker () {
try {
const worker = new PromiseWorker(new WebWorker());
return Promise.resolve(worker);
} catch (error) {
return Promise.reject(error);
}
}
export const setupWorker = (store) => {
const { dispatch, getState } = store;
const state = getState();
const stateWorker = state.worker.worker;
if (stateWorker !== undefined) {
return;
}
getWorker()
.then((worker) => {
dispatch(setWorker(worker));
})
.catch((error) => {
console.error('setupWorker', error);
dispatch(setWorker(null));
});
};