ButterflyEffect/uniswap-interface-uncensored
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Add Pending Tx for Swap

Browse Source
This commit is contained in:
Chi Kei Chan 2018-11-01 14:55:20 +01:00
parent 95008950ef
commit 0a5509e92c
5 changed files with 167 additions and 74 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

39
src/components/Web3Status/index.js
View File

@ -6,7 +6,6 @@ import Web3 from 'web3';
import Jazzicon from 'jazzicon';
import { CSSTransitionGroup } from "react-transition-group";
import './web3-status.scss';
import Pending from '../../assets/images/pending.svg';
import Modal from '../Modal';
function getEtherscanLink(tx) {
@ -19,13 +18,13 @@ class Web3Status extends Component {
};
handleClick = () => {
if (this.props.hasPendingTransactions && !this.state.isShowingModal) {
if (this.props.pending.length && !this.state.isShowingModal) {
this.setState({isShowingModal: true});
}
}
};
renderPendingTransactions() {
return this.props.pendingTransactions.map((transaction) => {
return this.props.pending.map((transaction) => {
return (
<div
key={transaction}
@ -36,8 +35,7 @@ class Web3Status extends Component {
{transaction}
</div>
<div className="pending-modal__pending-indicator">
<img src={Pending} />
Pending
<div className="loader" /> Pending
</div>
</div>
);
@ -71,25 +69,21 @@ class Web3Status extends Component {
}
render() {
const { address, transactions, pendingTransactions, hasPendingTransactions } = this.props;
let text = getText(address);
if (hasPendingTransactions) {
text = getPendingText(pendingTransactions);
}
const { address, pending, confirmed } = this.props;
const hasPendingTransactions = !!pending.length;
const hasConfirmedTransactions = !!confirmed.length;
return (
<div
className={classnames("web3-status", {
'web3-status__connected': this.props.isConnected,
'web3-status--pending': hasPendingTransactions,
'web3-status--confirmed': hasConfirmedTransactions,
})}
onClick={this.handleClick}
>
<div className="web3-status__text">
{
hasPendingTransactions ?
getPendingText(pendingTransactions) :
getText(address)
}
{ hasPendingTransactions ? getPendingText(pending) : getText(address) }
</div>
<div
className="web3-status__identicon"
@ -117,7 +111,7 @@ class Web3Status extends Component {
function getPendingText(pendingTransactions) {
return (
<div className="web3-status__pending-container">
<img key="icon" src={Pending} />
<div className="loader" />
<span key="text">{pendingTransactions.length} Pending</span>
</div>
);
@ -144,18 +138,11 @@ Web3Status.defaultProps = {
export default connect(
state => {
const pendingTransactions = [];
// Object.keys(state.transactions).forEach((transaction) => {
// if (state.transactions[transaction] && state.transactions[transaction].status === 'pending') {
// pendingTransactions.push(transaction);
// }
// });
return {
address: state.web3connect.account,
isConnected: !!(state.web3connect.web3 && state.web3connect.account),
pendingTransactions,
hasPendingTransactions: pendingTransactions.length > 0,
pending: state.web3connect.transactions.pending,
confirmed: state.web3connect.transactions.confirmed,
};
}
)(Web3Status);

17
src/components/Web3Status/web3-status.scss
View File

@ -31,6 +31,12 @@
display: flex;
justify-content: space-around;
}
&--pending {
background-color: $zumthor-blue;
color: $royal-blue;
border: 1px solid $royal-blue;
}
}
@ -70,13 +76,16 @@
}
&__pending-indicator {
@extend %row-nowrap;
color: $royal-blue;
border: 1px solid $zumthor-blue;
padding: 10px;
border: 1px solid $royal-blue;
background-color: $zumthor-blue;
padding: .5rem .75rem;;
border-radius: 100px;
font-size: .75rem;
& > img {
margin-right: 10px;
& > .loading {
margin-right: .5rem;
}
}

76
src/ducks/web3connect.js
View File

@ -16,6 +16,9 @@ export const WATCH_APPROVALS = 'web3connect/watchApprovals';
export const UPDATE_APPROVALS = 'web3connect/updateApprovals';
export const ADD_CONTRACT = 'web3connect/addContract';
export const UPDATE_NETWORK_ID = 'web3connect/updateNetworkId';
export const ADD_PENDING_TX = 'web3connect/addPendingTx';
export const REMOVE_PENDING_TX = 'web3connect/removePendingTx';
export const ADD_CONFIRMED_TX = 'web3connect/addConfirmedTx';
const initialState = {
web3: null,
@ -32,8 +35,10 @@ const initialState = {
},
},
},
pendingTransactions: [],
transactions: {},
transactions: {
pending: [],
confirmed: [],
},
watched: {
balances: {
ethereum: [],
@ -43,11 +48,6 @@ const initialState = {
contracts: {},
};
const TOKEN_LABEL_FALLBACK = {
'0x89d24A6b4CcB1B6fAA2625fE562bDD9a23260359': 'DAI',
'0x9f8F72aA9304c8B593d555F12eF6589cC3A579A2': 'MKR',
};
// selectors
export const selectors = () => (dispatch, getState) => {
const state = getState().web3connect;
@ -197,6 +197,11 @@ export const watchApprovals = ({ tokenAddress, tokenOwner, spender }) => (dispat
});
};
export const addPendingTx = txId => ({
type: ADD_PENDING_TX,
payload: txId,
});
export const updateApprovals = ({ tokenAddress, tokenOwner, spender, balance }) => ({
type: UPDATE_APPROVALS,
payload: {
@ -215,6 +220,7 @@ export const sync = () => async (dispatch, getState) => {
watched,
contracts,
networkId,
transactions: { pending, confirmed },
} = getState().web3connect;
// Sync Account
@ -275,14 +281,12 @@ export const sync = () => async (dispatch, getState) => {
const balance = await contract.methods.balanceOf(address).call();
const decimals = tokenBalance.decimals || await contract.methods.decimals().call();
let symbol = tokenBalance.symbol;
try {
symbol = symbol || await contract.methods.symbol().call().catch();
} catch (e) {
try {
symbol = symbol || web3.utils.hexToString(await contractBytes32.methods.symbol().call().catch());
} catch (err) {
}
}
@ -305,13 +309,23 @@ export const sync = () => async (dispatch, getState) => {
Object.entries(watched.approvals)
.forEach(([tokenAddress, token]) => {
const contract = contracts[tokenAddress] || new web3.eth.Contract(ERC20_ABI, tokenAddress);
const contractBytes32 = contracts[tokenAddress] || new web3.eth.Contract(ERC20_WITH_BYTES_ABI, tokenAddress);
Object.entries(token)
.forEach(([ tokenOwnerAddress, tokenOwner ]) => {
tokenOwner.forEach(async spenderAddress => {
const approvalBalance = getApprovals(tokenAddress, tokenOwnerAddress, spenderAddress);
const balance = await contract.methods.allowance(tokenOwnerAddress, spenderAddress).call();
const decimals = approvalBalance.decimals || await contract.methods.decimals().call();
const symbol = TOKEN_LABEL_FALLBACK[tokenAddress] || approvalBalance.label || await contract.methods.symbol().call();
let symbol = approvalBalance.label;
try {
symbol = symbol || await contract.methods.symbol().call();
} catch (e) {
try {
symbol = symbol || web3.utils.hexToString(await contractBytes32.methods.symbol().call());
} catch (err) {
}
}
if (approvalBalance.label && approvalBalance.value.isEqualTo(BN(balance))) {
return;
@ -327,6 +341,20 @@ export const sync = () => async (dispatch, getState) => {
});
});
pending.forEach(async txId => {
const data = await web3.eth.getTransactionReceipt(txId) || {};
if (data.status) {
dispatch({
type: REMOVE_PENDING_TX,
payload: txId,
});
dispatch({
type: ADD_CONFIRMED_TX,
payload: txId,
});
}
});
};
export const startWatching = () => async (dispatch, getState) => {
@ -445,6 +473,34 @@ export default function web3connectReducer(state = initialState, { type, payload
};
case UPDATE_NETWORK_ID:
return { ...state, networkId: payload };
case ADD_PENDING_TX:
return {
...state,
transactions: {
...state.transactions,
pending: [ ...state.transactions.pending, payload ],
},
};
case REMOVE_PENDING_TX:
return {
...state,
transactions: {
...state.transactions,
pending: state.transactions.pending.filter(id => id !== payload),
},
};
case ADD_CONFIRMED_TX:
if (state.transactions.confirmed.includes(payload)) {
return state;
}
return {
...state,
transactions: {
...state.transactions,
confirmed: [ ...state.transactions.confirmed, payload ],
},
};
default:
return state;
}

15
src/index.scss
View File

@ -35,3 +35,18 @@ html, body {
right: 0;
z-index: 200;
}
.loader {
border: 1px solid transparent; /* Light grey */
border-top: 1px solid $royal-blue; /* Blue */
border-radius: 50%;
width: .75rem;
height: .75rem;
margin-right: .25rem;
animation: spin 1s cubic-bezier(0.25, 0.46, 0.45, 0.94) infinite;
}
@keyframes spin {
0% { transform: rotate(0deg); }
100% { transform: rotate(360deg); }
}

56
src/pages/Swap/index.js
View File

@ -5,7 +5,7 @@ import classnames from 'classnames';
import {BigNumber as BN} from "bignumber.js";
import MediaQuery from 'react-responsive';
import ReactGA from 'react-ga';
import { selectors } from '../../ducks/web3connect';
import { selectors, addPendingTx } from '../../ducks/web3connect';
import { CSSTransitionGroup } from "react-transition-group";
import Header from '../../components/Header';
import NavigationTabs from '../../components/NavigationTabs';
@ -28,6 +28,7 @@ class Swap extends Component {
account: PropTypes.string,
isConnected: PropTypes.bool.isRequired,
selectors: PropTypes.func.isRequired,
addPendingTx: PropTypes.func.isRequired,
web3: PropTypes.object.isRequired,
};
@ -355,6 +356,7 @@ class Swap extends Component {
account,
web3,
selectors,
addPendingTx,
} = this.props;
const {
inputValue,
@ -392,7 +394,12 @@ class Swap extends Component {
.send({
from: account,
value: BN(inputValue).multipliedBy(10 ** 18).toFixed(0),
}, err => !err && this.reset());
}, (err, data) => {
if (!err) {
addPendingTx(data);
this.reset();
}
});
break;
case 'TOKEN_TO_ETH':
new web3.eth.Contract(EXCHANGE_ABI, fromToken[inputCurrency])
@ -402,9 +409,12 @@ class Swap extends Component {
BN(outputValue).multipliedBy(10 ** outputDecimals).multipliedBy(1 - ALLOWED_SLIPPAGE).toFixed(0),
deadline,
)
.send({
from: account,
}, err => !err && this.reset());
.send({ from: account }, (err, data) => {
if (!err) {
addPendingTx(data);
this.reset();
}
});
break;
case 'TOKEN_TO_TOKEN':
new web3.eth.Contract(EXCHANGE_ABI, fromToken[inputCurrency])
@ -416,9 +426,12 @@ class Swap extends Component {
deadline,
outputCurrency,
)
.send({
from: account,
}, err => !err && this.reset());
.send({ from: account }, (err, data) => {
if (!err) {
addPendingTx(data);
this.reset();
}
});
break;
default:
break;
@ -442,7 +455,12 @@ class Swap extends Component {
.send({
from: account,
value: BN(inputValue).multipliedBy(10 ** inputDecimals).multipliedBy(1 + ALLOWED_SLIPPAGE).toFixed(0),
}, err => !err && this.reset());
}, (err, data) => {
if (!err) {
addPendingTx(data);
this.reset();
}
});
break;
case 'TOKEN_TO_ETH':
new web3.eth.Contract(EXCHANGE_ABI, fromToken[inputCurrency])
@ -452,9 +470,12 @@ class Swap extends Component {
BN(inputValue).multipliedBy(10 ** inputDecimals).multipliedBy(1 + ALLOWED_SLIPPAGE).toFixed(0),
deadline,
)
.send({
from: account,
}, err => !err && this.reset());
.send({ from: account }, (err, data) => {
if (!err) {
addPendingTx(data);
this.reset();
}
});
break;
case 'TOKEN_TO_TOKEN':
if (!inputAmountB) {
@ -469,9 +490,13 @@ class Swap extends Component {
inputAmountB.multipliedBy(1.2).toFixed(0),
deadline,
outputCurrency,
).send({
from: account,
}, err => !err && this.reset());
)
.send({ from: account }, (err, data) => {
if (!err) {
addPendingTx(data);
this.reset();
}
});
break;
default:
break;
@ -770,6 +795,7 @@ export default connect(
}),
dispatch => ({
selectors: () => dispatch(selectors()),
addPendingTx: id => dispatch(addPendingTx(id)),
}),
)(Swap);