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449 lines
14 KiB
449 lines
14 KiB
/* @flow */
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'use strict';
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import Web3 from 'web3';
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import HDKey from 'hdkey';
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import EthereumjsUtil from 'ethereumjs-util';
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import EthereumjsTx from 'ethereumjs-tx';
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import TrezorConnect from 'trezor-connect';
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import { strip } from '../utils/ethUtils';
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import * as ADDRESS from './constants/address';
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import * as WEB3 from './constants/web3';
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import * as PENDING from './constants/pendingTx';
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import * as AddressActions from '../actions/AddressActions';
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import type {
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Dispatch,
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GetState,
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Action,
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AsyncAction,
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} from '../flowtype';
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import type { Account } from '../reducers/AccountsReducer';
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import type { PendingTx } from '../reducers/PendingTxReducer';
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import type { Web3Instance } from '../reducers/Web3Reducer';
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export type Web3Action = {
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type: typeof WEB3.READY,
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} | Web3CreateAction
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| Web3UpdateBlockAction
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| Web3UpdateGasPriceAction;
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export type Web3CreateAction = {
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type: typeof WEB3.CREATE,
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network: string,
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web3: Web3, //(web3instance)
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erc20: any,
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chainId: string;
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};
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export type Web3UpdateBlockAction = {
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type: typeof WEB3.BLOCK_UPDATED,
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network: string,
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blockHash: any
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};
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export type Web3UpdateGasPriceAction = {
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type: typeof WEB3.GAS_PRICE_UPDATED,
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network: string,
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gasPrice: string
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};
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export function init(web3: ?Web3, coinIndex: number = 0): AsyncAction {
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return async (dispatch: Dispatch, getState: GetState): Promise<void> => {
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const { config, ERC20Abi } = getState().localStorage;
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const coin = config.coins[ coinIndex ];
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if (!coin) {
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// all instances done
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dispatch({
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type: WEB3.READY,
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});
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return;
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}
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const network = coin.network;
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const urls = coin.backends[0].urls;
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let web3host: string = urls[0];
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if (web3) {
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const currentHost = web3.currentProvider.host;
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let currentHostIndex: number = urls.indexOf(currentHost);
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if (currentHostIndex + 1 < urls.length) {
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web3host = urls[currentHostIndex + 1];
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} else {
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console.error("TODO: Backend " + network + " not working");
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// try next coin
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dispatch( init(web3, coinIndex + 1) );
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return;
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}
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}
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//const instance = new Web3(window.web3.currentProvider);
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const instance = new Web3( new Web3.providers.HttpProvider(web3host) );
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// instance = new Web3( new Web3.providers.HttpProvider('https://pyrus2.ubiqscan.io') ); // UBQ
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//instance = new Web3( new Web3.providers.HttpProvider('https://node.expanse.tech/') ); // EXP
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//instance = new Web3( new Web3.providers.HttpProvider('http://10.34.0.91:8545/') );
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//web3 = new Web3(new Web3.providers.HttpProvider("https://api.myetherapi.com/rop"));
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//instance = new Web3(new Web3.providers.HttpProvider("https://ropsten.infura.io2/QGyVKozSUEh2YhL4s2G4"));
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//web3 = new Web3( new Web3.providers.HttpProvider("ws://34.230.234.51:30303") );
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// initial check if backend is running
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instance.eth.getGasPrice((error: Error, gasPrice: string) => {
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if (error) {
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// try different url
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dispatch( init(instance, coinIndex) );
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} else {
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const erc20 = instance.eth.contract(ERC20Abi);
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dispatch({
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type: WEB3.CREATE,
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network,
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web3: instance,
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erc20,
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chainId: instance.version.network
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});
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dispatch({
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type: WEB3.GAS_PRICE_UPDATED,
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network,
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gasPrice
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});
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// console.log("GET CHAIN", instance.version.network)
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// instance.version.getWhisper((err, shh) => {
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// console.log("-----whisperrr", error, shh)
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// })
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// const sshFilter = instance.ssh.filter('latest');
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// sshFilter.watch((error, blockHash) => {
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// console.warn("SSH", error, blockHash);
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// });
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//const shh = instance.shh.newIdentity();
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const latestBlockFilter = instance.eth.filter('latest');
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const onBlockMined = async (error: ?Error, blockHash: ?string) => {
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if (error) {
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window.setTimeout(() => {
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// try again
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onBlockMined(new Error("manually_triggered_error"), undefined);
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}, 30000);
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}
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if (blockHash) {
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dispatch({
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type: WEB3.BLOCK_UPDATED,
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network,
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blockHash
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});
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}
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// TODO: filter only current device
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const accounts = getState().accounts.filter(a => a.network === network);
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for (const addr of accounts) {
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dispatch( getBalance(addr) );
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dispatch( getNonce(addr) );
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}
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dispatch( getGasPrice(network) );
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const pending = getState().pending.filter(p => p.network === network);
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for (const tx of pending) {
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dispatch( getTransactionReceipt(tx) );
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}
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}
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latestBlockFilter.watch(onBlockMined);
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// init next coin
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dispatch( init(instance, coinIndex + 1) );
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}
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});
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// let instance2 = new Web3( new Web3.providers.HttpProvider('https://pyrus2.ubiqscan.io') );
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// console.log("INIT WEB3", instance, instance2);
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// instance2.eth.getGasPrice((error, gasPrice) => {
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// console.log("---gasss price from UBQ", gasPrice)
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// });
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}
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}
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// export function initContracts(): AsyncAction {
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// return async (dispatch: Dispatch, getState: GetState): Promise<void> => {
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// const { web3, abi, tokens } = getState().web3;
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// const contracts = [];
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// for (let token of tokens) {
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// contracts.push({
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// contract: web3.eth.contract(abi).at(token.address),
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// name: token.name,
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// symbol: token.symbol,
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// decimal: token.decimal
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// });
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// // web3.eth.contract(abi).at(token.address).balanceOf('0x98ead4bd2fbbb0cf0b49459aa0510ef53faa6cad', (e, r) => {
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// // console.warn('contrR', e, r.toString(10));
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// // });
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// }
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// const contract = web3.eth.contract(abi).at('0x58cda554935e4a1f2acbe15f8757400af275e084');
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// contract.name.call((error, name) => {
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// if (error) {
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// // TODO: skip
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// }
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// contract.symbol.call((error, symbol) => {
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// if (error) {
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// // TODO: skip
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// }
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// contract.decimals.call((error, decimals) => {
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// })
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// });
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// })
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// }
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// }
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export function getGasPrice(network: string): AsyncAction {
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return async (dispatch: Dispatch, getState: GetState): Promise<void> => {
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const index: number = getState().web3.findIndex(w3 => w3.network === network);
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const web3instance = getState().web3[ index ];
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const web3 = web3instance.web3;
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web3.eth.getGasPrice((error, gasPrice) => {
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if (!error) {
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if (web3instance.gasPrice && web3instance.gasPrice.toString() !== gasPrice.toString()) {
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dispatch({
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type: WEB3.GAS_PRICE_UPDATED,
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network: network,
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gasPrice
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});
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}
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}
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});
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}
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}
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export function getBalance(account: Account): AsyncAction {
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return async (dispatch: Dispatch, getState: GetState): Promise<void> => {
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const web3instance = getState().web3.filter(w3 => w3.network === account.network)[0];
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const web3: Web3 = web3instance.web3;
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web3.eth.getBalance(account.address, (error, balance) => {
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if (!error) {
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const newBalance: string = web3.fromWei(balance.toString(), 'ether');
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if (account.balance !== newBalance) {
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dispatch(AddressActions.setBalance(
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account.address,
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account.network,
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newBalance
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));
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// dispatch( loadHistory(addr) );
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}
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}
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});
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}
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}
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export function getNonce(account: Account): AsyncAction {
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return async (dispatch: Dispatch, getState: GetState): Promise<void> => {
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const web3instance = getState().web3.filter(w3 => w3.network === account.network)[0];
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const web3 = web3instance.web3;
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web3.eth.getTransactionCount(account.address, (error: Error, result: number) => {
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if (!error) {
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if (account.nonce !== result) {
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dispatch({
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type: ADDRESS.SET_NONCE,
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address: account.address,
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network: account.network,
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nonce: result
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});
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}
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}
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});
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}
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}
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export const getTransactionReceipt = (tx: PendingTx): AsyncAction => {
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return async (dispatch: Dispatch, getState: GetState): Promise<void> => {
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const web3instance = getState().web3.filter(w3 => w3.network === tx.network)[0];
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const web3 = web3instance.web3;
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//web3.eth.getTransactionReceipt(txid, (error, tx) => {
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web3.eth.getTransaction(tx.id, (error, receipt) => {
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if (receipt && receipt.blockNumber) {
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web3.eth.getBlock(receipt.blockHash, (error, block) => {
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dispatch({
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type: PENDING.TX_RESOLVED,
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tx,
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receipt,
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block
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})
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});
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}
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});
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}
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}
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// export function updateLastBlock(hash: string): Action {
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// return {
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// type: 'web3__update_last_block',
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// hash
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// }
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// }
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export const getTransaction = (web3: Web3, txid: string): Promise<any> => {
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return new Promise((resolve, reject) => {
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web3.eth.getTransaction(txid, (error, result) => {
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if (error) {
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reject(error);
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} else {
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resolve(result);
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}
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});
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});
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}
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export const getBalanceAsync = (web3: Web3, address: string): Promise<any> => {
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return new Promise((resolve, reject) => {
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web3.eth.getBalance(address, (error, result) => {
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if (error) {
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reject(error);
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} else {
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resolve(result);
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}
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});
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});
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}
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export const getTokenBalanceAsync = (erc20: any, token: string, address: string): Promise<string> => {
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return new Promise((resolve, reject) => {
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const contr = erc20.at(token);
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contr.balanceOf(address, (error: Error, result) => {
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if (error) {
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reject(error);
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} else {
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resolve(result);
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}
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});
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});
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}
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export const getNonceAsync = (web3: Web3, address: string): Promise<number> => {
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return new Promise((resolve, reject) => {
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web3.eth.getTransactionCount(address, (error: Error, result: number) => {
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if (error) {
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reject(error);
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} else {
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resolve(result);
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}
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});
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});
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}
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export const getTokenInfoAsync = (erc20: any, address: string): Promise<any> => {
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return new Promise((resolve, reject) => {
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const contract = erc20.at(address, (error, res) => {
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console.warn("callack", error, res)
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});
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console.warn("AT", contract)
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const info = {};
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// TODO: handle errors
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contract.name.call((e, name) => {
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if (e) {
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//resolve(null);
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//return;
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}
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info.name = name;
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contract.symbol.call((e, symbol) => {
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if (e) {
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resolve(null);
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return;
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}
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info.symbol = symbol;
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contract.decimals.call((e, decimals) => {
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if (e) {
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resolve(null);
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return;
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}
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info.decimals = decimals.toString();
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resolve(info);
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});
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})
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});
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});
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}
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export const estimateGas = (web3: Web3, gasOptions: any): Promise<any> => {
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return new Promise((resolve, reject) => {
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web3.eth.estimateGas(gasOptions, (error, result) => {
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if (error) {
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reject(error);
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} else {
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resolve(result);
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}
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});
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})
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}
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export const getGasPrice2 = (web3: Web3): Promise<any> => {
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return new Promise((resolve, reject) => {
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web3.eth.getGasPrice((error, result) => {
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if (error) {
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reject(error);
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} else {
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resolve(result);
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}
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});
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})
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}
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export const pushTx = (web3: Web3, tx: any): Promise<any> => {
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return new Promise((resolve, reject) => {
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web3.eth.sendRawTransaction(tx, (error, result) => {
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if (error) {
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reject(error);
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} else {
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resolve(result);
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}
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});
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})
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}
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