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https://github.com/trezor/trezor-wallet
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reducer/utils
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src/js/reducers/utils/index.js
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84
src/js/reducers/utils/index.js
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/* @flow */
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'use strict';
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import * as LogActions from '~/js/actions/LogActions';
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import * as STORAGE from '~/js/actions/constants/localStorage';
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import * as WALLET from '~/js/actions/constants/wallet';
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import type {
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Middleware,
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MiddlewareAPI,
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MiddlewareDispatch,
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State,
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Dispatch,
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Action,
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AsyncAction,
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GetState,
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TrezorDevice,
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Account,
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Coin,
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Discovery,
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Token,
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Web3Instance
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} from '~/flowtype';
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export const getSelectedDevice = (state: State): ?TrezorDevice => {
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const locationState = state.router.location.state;
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if (!locationState.device) return undefined;
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const instance: ?number = locationState.deviceInstance ? parseInt(locationState.deviceInstance) : undefined;
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return state.devices.find(d => {
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if (d.unacquired && d.path === locationState.device) {
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return true;
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} else if (d.features && d.features.bootloader_mode && d.path === locationState.device) {
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return true;
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} else if (d.features && d.features.device_id === locationState.device && d.instance === instance) {
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return true;
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}
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return false;
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});
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}
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export const isSelectedDevice = (current: ?TrezorDevice, device: ?TrezorDevice): boolean => {
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return (current && device && (current.path === device.path || current.instance === device.instance)) ? true : false;
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}
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export const getSelectedAccount = (state: State): ?Account => {
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const device = state.wallet.selectedDevice;
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const locationState = state.router.location.state;
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if (!device || !locationState.network || !locationState.account) return null;
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const index: number = parseInt(locationState.account);
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return state.accounts.find(a => a.deviceState === device.state && a.index === index && a.network === locationState.network);
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}
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export const getSelectedNetwork = (state: State): ?Coin => {
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const device = state.wallet.selectedDevice;
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const coins = state.localStorage.config.coins;
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const locationState = state.router.location.state;
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if (!device || !locationState.network) return null;
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return coins.find(c => c.network === locationState.network);
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}
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export const getDiscoveryProcess = (state: State): ?Discovery => {
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const device = state.wallet.selectedDevice;
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const locationState = state.router.location.state;
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if (!device || !locationState.network) return null;
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return state.discovery.find(d => d.deviceState === device.state && d.network === locationState.network);
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}
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export const getTokens = (state: State): Array<Token> => {
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const account = state.selectedAccount.account;
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if (!account) return state.selectedAccount.tokens;
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return state.tokens.filter(t => t.ethAddress === account.address && t.network === account.network && t.deviceState === account.deviceState);
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}
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export const getWeb3 = (state: State): ?Web3Instance => {
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const locationState = state.router.location.state;
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if (!locationState.network) return null;
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return state.web3.find(w3 => w3.network === locationState.network);
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}
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