ens-usernames/app/reducers/accounts.js

55 lines
1.8 KiB
JavaScript

import { createTypes, actionCreator } from 'redux-action-creator'
import { createSelector } from 'reselect'
export const types = createTypes([
'RECEIVE_ACCOUNTS',
'UPDATE_DEFAULT_ACCOUNT',
'ADD_TO_ERC20_TOKEN_BALANCE'
], 'ACCOUNTS')
export const actions = {
receiveAccounts: actionCreator(types.RECEIVE_ACCOUNTS, 'defaultAccount','accounts'),
updateDefaultAccount: actionCreator(types.UPDATE_DEFAULT_ACCOUNT, 'defaultAccount'),
addToErc20TokenBalance: actionCreator(types.ADD_TO_ERC20_TOKEN_BALANCE, 'amount')
}
export default function(state = { loading: true, accounts: [] }, action) {
switch (action.type) {
case types.RECEIVE_ACCOUNTS: {
const { defaultAccount, accounts } = action.payload
return {
...state,
loading: false,
defaultAccount,
accounts
}
}
case types.UPDATE_DEFAULT_ACCOUNT: {
const { defaultAccount } = action.payload
return { ...state, defaultAccount }
}
case types.ADD_TO_ERC20_TOKEN_BALANCE: {
const currentAccount = { ...getCurrentAccount({accounts: state}) }
currentAccount.ERC20TokenBalance = Number(currentAccount.ERC20TokenBalance) + Number(action.payload.amount)
const accounts = [ ...state.accounts ]
const idx = accounts.findIndex(a => a.address === currentAccount.address)
accounts[idx] = currentAccount
return {
...state,
accounts
}
}
default:
return state;
}
}
export const getAccountState = state => state.acounts;
export const getAccounts = state => state.accounts.accounts;
export const getDefaultAccount = state => state.accounts.defaultAccount;
export const accountsIsLoading = state => state.accounts.loading;
export const getCurrentAccount = createSelector(
getDefaultAccount,
getAccounts,
(defaultAccount, accounts) => accounts.find(a => a.address === defaultAccount)
)