allow user to enable/disable token transfers to vault
This commit is contained in:
Barry Gitarts
parent
d0797caa69
commit
448c38b7ee
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@ -1,4 +1,4 @@
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import React from 'react';
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import React, { useContext, useState, useEffect } from 'react';
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import { Formik } from 'formik';
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import EmbarkJS from 'Embark/EmbarkJS';
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import LPVault from 'Embark/contracts/LPVault';
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@ -7,9 +7,14 @@ import Button from '@material-ui/core/Button';
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import TextField from '@material-ui/core/TextField';
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import Snackbar from '@material-ui/core/Snackbar';
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import MenuItem from '@material-ui/core/MenuItem';
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import web3 from 'Embark/web3';
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import { MySnackbarContentWrapper } from './base/SnackBars';
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import FormControlLabel from '@material-ui/core/FormControlLabel'
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import Switch from '@material-ui/core/Switch'
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import web3 from 'Embark/web3'
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import { MySnackbarContentWrapper } from './base/SnackBars'
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import { currencies, TOKEN_ICON_API, getTokenLabel } from '../utils/currencies'
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import { toEther } from '../utils/conversions'
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import { getLpAllowance, standardTokenApproval } from '../utils/initialize'
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import { FundingContext } from '../context'
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const { donate } = LiquidPledging.methods
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const hoursToSeconds = hours => hours * 60 * 60
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@ -18,125 +23,178 @@ const addFunderSucessMsg = response => {
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return `Funder created with ID of ${idGiver}`
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}
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const CreateFunding = ({ refreshTable }) => (
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<Formik
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initialValues={{ funderId: '', receiverId: '', tokenAddress : '', amount: '' }}
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onSubmit={async (values, { setSubmitting, resetForm, setStatus }) => {
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const { funderId, receiverId, tokenAddress, amount } = values
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const account = await web3.eth.getCoinbase()
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const args = [funderId, receiverId, tokenAddress, web3.utils.toWei(amount, 'ether')];
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const CreateFunding = ({ refreshTable }) => {
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const context = useContext(FundingContext)
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const { account } = context
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const [balances, setBalances] = useState({})
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const [allowances, setAllowances] = useState({})
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const toSend = donate(...args);
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const updateBalancesAllowances = () => {
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const latestBalances = {}
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const latestAllowances = {}
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currencies.forEach(async c => {
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if (c.contract) {
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const amount = await c.contract.methods.balanceOf(account).call()
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const allowance = await getLpAllowance(c.contract)
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latestBalances[c.value] = toEther(amount)
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latestAllowances[c.value] = toEther(allowance)
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} else {
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latestBalances[c.value] = '0'
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latestAllowances[c.value] = '0'
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}
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})
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setBalances(latestBalances)
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setAllowances(latestAllowances)
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}
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const estimateGas = await toSend.estimateGas();
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const toggleAllowance = e => {
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const token = currencies[e.target.value]
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const allowance = allowances[token.value]
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standardTokenApproval(
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token.contract,
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Number(allowance) ? '0' : undefined
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).then(res => {
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const { events: { Approval: { returnValues: { value } } } } = res
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setAllowances(state => ({ ...state, [token.value]: toEther(value) }))
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})
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}
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toSend.send({ from: account, gas: estimateGas + 2000 })
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.then(res => {
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console.log({res})
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setStatus({
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snackbar: { variant: 'success', message: 'funding provided!' }
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})
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refreshTable()
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})
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.catch(e => {
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console.log({e})
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setStatus({
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snackbar: { variant: 'error', message: 'There was an error' }
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})
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})
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}}
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>
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{({
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values,
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errors,
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touched,
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handleChange,
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handleBlur,
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handleSubmit,
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setFieldValue,
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setStatus,
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status
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}) => (
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<form autoComplete="off" onSubmit={handleSubmit} style={{ display: 'flex', flexDirection: 'column' }}>
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<TextField
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id="funderId"
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name="funderId"
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label="Funder Id"
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placeholder="Funder Id"
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margin="normal"
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variant="outlined"
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onChange={handleChange}
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onBlur={handleBlur}
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value={values.funderId || ''}
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/>
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<TextField
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id="receiverId"
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name="receiverId"
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label="Receiver Id"
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placeholder="Receiver Id"
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margin="normal"
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variant="outlined"
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helperText="The receiver of the funding can be any admin, giver, delegate or a project"
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onChange={handleChange}
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onBlur={handleBlur}
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value={values.receiverId || ''}
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/>
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<TextField
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id="tokenAddress"
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name="tokenAddress"
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select
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label="Select token for funding"
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placeholder="Select token for funding"
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margin="normal"
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variant="outlined"
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onChange={handleChange}
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onBlur={handleBlur}
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value={values.tokenAddress || ''}
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>
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{currencies.map(option => (
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<MenuItem style={{ display: 'flex', alignItems: 'center' }} key={option.value} value={option.value}>
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<div style={{ display: 'flex', alignItems: 'center' }} >
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{option.icon || <img
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src={option.img || `${TOKEN_ICON_API}/${option.value}.png`}
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style={{ width: option.width, marginRight: '3%' }}
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/>}
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{option.label}
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</div>
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</MenuItem>
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))}
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</TextField>
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<TextField
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id="amount"
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name="amount"
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label={`Amount of ${getTokenLabel(values.tokenAddress) || 'tokens'} to provide`}
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placeholder="Amount of tokens to provide"
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margin="normal"
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variant="outlined"
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onChange={handleChange}
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onBlur={handleBlur}
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value={values.amount || ''}
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/>
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<Button variant="contained" color="primary" type="submit">
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PROVIDE FUNDING
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</Button>
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{status && <Snackbar
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anchorOrigin={{
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vertical: 'bottom',
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horizontal: 'left',
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}}
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open={!!status.snackbar}
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autoHideDuration={6000}
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onClose={() => setStatus(null)}
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>
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<MySnackbarContentWrapper
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onClose={() => setStatus(null)}
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variant={status.snackbar.variant}
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message={status.snackbar.message}
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useEffect(() => {
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if (account) updateBalancesAllowances()
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}, account)
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return (
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<Formik
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initialValues={{ funderId: '', receiverId: '', tokenAddress : '', amount: '' }}
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onSubmit={async (values, { setSubmitting, resetForm, setStatus }) => {
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const { funderId, receiverId, tokenAddress, amount } = values
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const args = [funderId, receiverId, tokenAddress, web3.utils.toWei(amount, 'ether')];
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const toSend = donate(...args);
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const estimateGas = await toSend.estimateGas()
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toSend.send({ from: account, gas: estimateGas + 2000 })
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.then(res => {
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console.log({res})
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setStatus({
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snackbar: { variant: 'success', message: 'funding provided!' }
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})
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refreshTable()
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})
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.catch(e => {
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console.log({e})
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setStatus({
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snackbar: { variant: 'error', message: 'There was an error' }
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})
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})
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}}
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>
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{({
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values,
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errors,
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touched,
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handleChange,
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handleBlur,
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handleSubmit,
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setFieldValue,
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setStatus,
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status
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}) => (
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<form autoComplete="off" onSubmit={handleSubmit} style={{ display: 'flex', flexDirection: 'column' }}>
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<TextField
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id="funderId"
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name="funderId"
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label="Funder Id"
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placeholder="Funder Id"
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margin="normal"
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variant="outlined"
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onChange={handleChange}
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onBlur={handleBlur}
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value={values.funderId || ''}
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/>
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</Snackbar>}
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</form>
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)}
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</Formik>
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)
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<TextField
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id="receiverId"
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name="receiverId"
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label="Receiver Id"
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placeholder="Receiver Id"
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margin="normal"
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variant="outlined"
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helperText="The receiver of the funding can be any admin, giver, delegate or a project"
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onChange={handleChange}
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onBlur={handleBlur}
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value={values.receiverId || ''}
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/>
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<TextField
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id="tokenAddress"
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name="tokenAddress"
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select
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label="Select token for funding"
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placeholder="Select token for funding"
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margin="normal"
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variant="outlined"
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onChange={handleChange}
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onBlur={handleBlur}
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value={values.tokenAddress || ''}
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>
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{currencies.map((option, idx) => (
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<MenuItem style={{ display: 'flex', alignItems: 'center' }} key={option.value} value={option.value}>
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<div style={{ display: 'flex', alignItems: 'center' }} >
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{option.icon || <img
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src={option.img || `${TOKEN_ICON_API}/${option.value}.png`}
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style={{ width: option.width, marginRight: '3%' }}
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/>}
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{option.label}
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<span style={{ marginLeft: '10%' }}>Your Balance: <strong>{balances[option.value]}</strong></span>
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<FormControlLabel
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style={{ marginLeft: '10%' }}
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onClick={e => e.stopPropagation()}
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control={
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<Switch
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checked={!!Number(allowances[option.value])}
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onChange={toggleAllowance}
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value={idx}
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color="primary"
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/>
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}
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label="Enabled"
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/>
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</div>
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</MenuItem>
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))}
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</TextField>
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<TextField
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id="amount"
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name="amount"
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label={`Amount of ${getTokenLabel(values.tokenAddress) || 'tokens'} to provide`}
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placeholder="Amount of tokens to provide"
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margin="normal"
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variant="outlined"
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onChange={handleChange}
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onBlur={handleBlur}
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value={values.amount || ''}
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/>
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<Button variant="contained" color="primary" type="submit">
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PROVIDE FUNDING
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</Button>
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{status && <Snackbar
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anchorOrigin={{
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vertical: 'bottom',
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horizontal: 'left',
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}}
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open={!!status.snackbar}
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autoHideDuration={6000}
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onClose={() => setStatus(null)}
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>
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<MySnackbarContentWrapper
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onClose={() => setStatus(null)}
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variant={status.snackbar.variant}
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message={status.snackbar.message}
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/>
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</Snackbar>}
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</form>
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)}
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</Formik>
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)}
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export default CreateFunding
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@ -1,4 +1,4 @@
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import StandardToken from 'Embark/contracts/StandardToken'
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import web3 from 'Embark/web3'
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import SNT from 'Embark/contracts/SNT'
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import sntIco from 'cryptocurrency-icons/svg/color/snt.svg'
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@ -15,7 +15,8 @@ export const currencies = [
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{
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value: SNT._address,
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label: 'Status (SNT)',
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img: sntIco
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img: sntIco,
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contract: SNT
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},
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{
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value: '0x89d24a6b4ccb1b6faa2625fe562bdd9a23260359',
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@ -25,19 +25,19 @@ export const vaultPledgingNeedsInit = async () => {
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return needsInit
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}
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export const standardTokenApproval = async () => {
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const { approve } = SNT.methods
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export const standardTokenApproval = async (contract, amount = '10000000') => {
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const { methods: { approve } } = contract || SNT
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const spender = LiquidPledging._address
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return await approve(
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spender,
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web3.utils.toWei('10000000', 'tether')
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web3.utils.toWei(amount, 'tether')
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).send()
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}
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export const getLpAllowance = async () => {
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const { allowance } = SNT.methods
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export const getLpAllowance = async contract => {
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const { methods: { allowance } } = contract || SNT
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const account = await web3.eth.getCoinbase()
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const spender = LiquidPledging._address
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const allowanceAmt = Number(await allowance(account, spender).call())
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const allowanceAmt = await allowance(account, spender).call()
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return allowanceAmt
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}
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