mirror of https://github.com/trezor/trezor-wallet
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
63 lines
1.7 KiB
63 lines
1.7 KiB
/* @flow */
|
|
'use strict';
|
|
|
|
import Web3 from 'web3';
|
|
|
|
import * as STORAGE from '../actions/constants/localStorage';
|
|
import * as WEB3 from '../actions/constants/web3';
|
|
|
|
import type { Action } from '~/flowtype';
|
|
import type {
|
|
Web3UpdateBlockAction,
|
|
Web3UpdateGasPriceAction
|
|
} from '../actions/Web3Actions';
|
|
import type { ContractFactory } from 'web3';
|
|
|
|
export type Web3Instance = {
|
|
network: string;
|
|
web3: Web3;
|
|
chainId: number;
|
|
latestBlock: any;
|
|
gasPrice: string;
|
|
erc20: ContractFactory;
|
|
}
|
|
|
|
export type State = Array<Web3Instance>;
|
|
|
|
const initialState: State = [];
|
|
|
|
const createWeb3 = (state: State, instance: Web3Instance): State => {
|
|
const newState: Array<Web3Instance> = [ ...state ];
|
|
newState.push(instance);
|
|
return newState;
|
|
}
|
|
|
|
const updateLatestBlock = (state: State, action: Web3UpdateBlockAction): State => {
|
|
const index: number = state.findIndex(w3 => w3.network === action.network);
|
|
const newState: Array<Web3Instance> = [ ...state ];
|
|
newState[index].latestBlock = action.blockHash;
|
|
return newState;
|
|
}
|
|
|
|
const updateGasPrice = (state: State, action: Web3UpdateGasPriceAction): State => {
|
|
const index: number = state.findIndex(w3 => w3.network === action.network);
|
|
const newState: State = [ ...state ];
|
|
newState[index].gasPrice = action.gasPrice;
|
|
return newState;
|
|
}
|
|
|
|
export default function web3(state: State = initialState, action: Action): State {
|
|
|
|
switch (action.type) {
|
|
|
|
case WEB3.CREATE :
|
|
return createWeb3(state, action.instance);
|
|
case WEB3.BLOCK_UPDATED :
|
|
return updateLatestBlock(state, action);
|
|
case WEB3.GAS_PRICE_UPDATED :
|
|
return updateGasPrice(state, action);
|
|
default:
|
|
return state;
|
|
}
|
|
|
|
} |