mirror of
https://github.com/kremalicious/metamask-extension.git
synced 2024-12-23 09:52:26 +01:00
472 lines
14 KiB
JavaScript
472 lines
14 KiB
JavaScript
const Component = require('react').Component
|
|
const { connect } = require('react-redux')
|
|
const h = require('react-hyperscript')
|
|
const inherits = require('util').inherits
|
|
const actions = require('../../actions')
|
|
const clone = require('clone')
|
|
const Identicon = require('../identicon')
|
|
const ethUtil = require('ethereumjs-util')
|
|
const BN = ethUtil.BN
|
|
const hexToBn = require('../../../../app/scripts/lib/hex-to-bn')
|
|
const { conversionUtil, addCurrencies } = require('../../conversion-util')
|
|
|
|
const { MIN_GAS_PRICE_HEX } = require('../send/send-constants')
|
|
|
|
module.exports = connect(mapStateToProps, mapDispatchToProps)(ConfirmSendEther)
|
|
|
|
function mapStateToProps (state) {
|
|
const {
|
|
conversionRate,
|
|
identities,
|
|
currentCurrency,
|
|
send,
|
|
} = state.metamask
|
|
const accounts = state.metamask.accounts
|
|
const selectedAddress = state.metamask.selectedAddress || Object.keys(accounts)[0]
|
|
return {
|
|
conversionRate,
|
|
identities,
|
|
selectedAddress,
|
|
currentCurrency,
|
|
send,
|
|
}
|
|
}
|
|
|
|
function mapDispatchToProps (dispatch) {
|
|
return {
|
|
clearSend: () => dispatch(actions.clearSend()),
|
|
editTransaction: txMeta => {
|
|
const { id, txParams } = txMeta
|
|
const {
|
|
gas: gasLimit,
|
|
gasPrice,
|
|
to,
|
|
value: amount,
|
|
} = txParams
|
|
dispatch(actions.updateSend({
|
|
gasLimit,
|
|
gasPrice,
|
|
gasTotal: null,
|
|
to,
|
|
amount,
|
|
errors: { to: null, amount: null },
|
|
editingTransactionId: id,
|
|
}))
|
|
dispatch(actions.showSendPage())
|
|
},
|
|
cancelTransaction: ({ id }) => dispatch(actions.cancelTx({ id })),
|
|
}
|
|
}
|
|
|
|
inherits(ConfirmSendEther, Component)
|
|
function ConfirmSendEther () {
|
|
Component.call(this)
|
|
this.state = {}
|
|
this.onSubmit = this.onSubmit.bind(this)
|
|
}
|
|
|
|
ConfirmSendEther.prototype.getAmount = function () {
|
|
const { conversionRate, currentCurrency } = this.props
|
|
const txMeta = this.gatherTxMeta()
|
|
const txParams = txMeta.txParams || {}
|
|
|
|
const FIAT = conversionUtil(txParams.value, {
|
|
fromNumericBase: 'hex',
|
|
toNumericBase: 'dec',
|
|
fromCurrency: 'ETH',
|
|
toCurrency: currentCurrency,
|
|
numberOfDecimals: 2,
|
|
fromDenomination: 'WEI',
|
|
conversionRate,
|
|
})
|
|
const ETH = conversionUtil(txParams.value, {
|
|
fromNumericBase: 'hex',
|
|
toNumericBase: 'dec',
|
|
fromCurrency: 'ETH',
|
|
toCurrency: 'ETH',
|
|
fromDenomination: 'WEI',
|
|
conversionRate,
|
|
numberOfDecimals: 6,
|
|
})
|
|
|
|
return {
|
|
FIAT,
|
|
ETH,
|
|
}
|
|
|
|
}
|
|
|
|
ConfirmSendEther.prototype.getGasFee = function () {
|
|
const { conversionRate, currentCurrency } = this.props
|
|
const txMeta = this.gatherTxMeta()
|
|
const txParams = txMeta.txParams || {}
|
|
|
|
// Gas
|
|
const gas = txParams.gas
|
|
const gasBn = hexToBn(gas)
|
|
|
|
// From latest master
|
|
// const gasLimit = new BN(parseInt(blockGasLimit))
|
|
// const safeGasLimitBN = this.bnMultiplyByFraction(gasLimit, 19, 20)
|
|
// const saferGasLimitBN = this.bnMultiplyByFraction(gasLimit, 18, 20)
|
|
// const safeGasLimit = safeGasLimitBN.toString(10)
|
|
|
|
// Gas Price
|
|
const gasPrice = txParams.gasPrice || MIN_GAS_PRICE_HEX
|
|
const gasPriceBn = hexToBn(gasPrice)
|
|
|
|
const txFeeBn = gasBn.mul(gasPriceBn)
|
|
|
|
const FIAT = conversionUtil(txFeeBn, {
|
|
fromNumericBase: 'BN',
|
|
toNumericBase: 'dec',
|
|
fromDenomination: 'WEI',
|
|
fromCurrency: 'ETH',
|
|
toCurrency: currentCurrency,
|
|
numberOfDecimals: 2,
|
|
conversionRate,
|
|
})
|
|
const ETH = conversionUtil(txFeeBn, {
|
|
fromNumericBase: 'BN',
|
|
toNumericBase: 'dec',
|
|
fromDenomination: 'WEI',
|
|
fromCurrency: 'ETH',
|
|
toCurrency: 'ETH',
|
|
numberOfDecimals: 6,
|
|
conversionRate,
|
|
})
|
|
|
|
return {
|
|
FIAT,
|
|
ETH,
|
|
}
|
|
}
|
|
|
|
ConfirmSendEther.prototype.getData = function () {
|
|
const { identities } = this.props
|
|
const txMeta = this.gatherTxMeta()
|
|
const txParams = txMeta.txParams || {}
|
|
const { FIAT: gasFeeInFIAT, ETH: gasFeeInETH } = this.getGasFee()
|
|
const { FIAT: amountInFIAT, ETH: amountInETH } = this.getAmount()
|
|
|
|
const totalInFIAT = addCurrencies(gasFeeInFIAT, amountInFIAT, {
|
|
toNumericBase: 'dec',
|
|
numberOfDecimals: 2,
|
|
})
|
|
const totalInETH = addCurrencies(gasFeeInETH, amountInETH, {
|
|
toNumericBase: 'dec',
|
|
numberOfDecimals: 6,
|
|
})
|
|
|
|
return {
|
|
from: {
|
|
address: txParams.from,
|
|
name: identities[txParams.from].name,
|
|
},
|
|
to: {
|
|
address: txParams.to,
|
|
name: identities[txParams.to] ? identities[txParams.to].name : 'New Recipient',
|
|
},
|
|
memo: txParams.memo || '',
|
|
gasFeeInFIAT,
|
|
gasFeeInETH,
|
|
amountInFIAT,
|
|
amountInETH,
|
|
totalInFIAT,
|
|
totalInETH,
|
|
}
|
|
}
|
|
|
|
ConfirmSendEther.prototype.render = function () {
|
|
const { editTransaction, currentCurrency, clearSend } = this.props
|
|
const txMeta = this.gatherTxMeta()
|
|
const txParams = txMeta.txParams || {}
|
|
|
|
const {
|
|
from: {
|
|
address: fromAddress,
|
|
name: fromName,
|
|
},
|
|
to: {
|
|
address: toAddress,
|
|
name: toName,
|
|
},
|
|
memo,
|
|
gasFeeInFIAT,
|
|
gasFeeInETH,
|
|
amountInFIAT,
|
|
totalInFIAT,
|
|
totalInETH,
|
|
} = this.getData()
|
|
|
|
// This is from the latest master
|
|
// It handles some of the errors that we are not currently handling
|
|
// Leaving as comments fo reference
|
|
|
|
// const balanceBn = hexToBn(balance)
|
|
// const insufficientBalance = balanceBn.lt(maxCost)
|
|
// const buyDisabled = insufficientBalance || !this.state.valid || !isValidAddress || this.state.submitting
|
|
// const showRejectAll = props.unconfTxListLength > 1
|
|
// const dangerousGasLimit = gasBn.gte(saferGasLimitBN)
|
|
// const gasLimitSpecified = txMeta.gasLimitSpecified
|
|
|
|
this.inputs = []
|
|
|
|
return (
|
|
h('div.confirm-screen-container.confirm-send-ether', {
|
|
style: { minWidth: '355px' },
|
|
}, [
|
|
// Main Send token Card
|
|
h('div.confirm-screen-wrapper.flex-column.flex-grow', [
|
|
h('h3.flex-center.confirm-screen-header', [
|
|
h('button.btn-clear.confirm-screen-back-button', {
|
|
onClick: () => editTransaction(txMeta),
|
|
}, 'EDIT'),
|
|
h('div.confirm-screen-title', 'Confirm Transaction'),
|
|
h('div.confirm-screen-header-tip'),
|
|
]),
|
|
h('div.flex-row.flex-center.confirm-screen-identicons', [
|
|
h('div.confirm-screen-account-wrapper', [
|
|
h(
|
|
Identicon,
|
|
{
|
|
address: fromAddress,
|
|
diameter: 60,
|
|
},
|
|
),
|
|
h('span.confirm-screen-account-name', fromName),
|
|
// h('span.confirm-screen-account-number', fromAddress.slice(fromAddress.length - 4)),
|
|
]),
|
|
h('i.fa.fa-arrow-right.fa-lg'),
|
|
h('div.confirm-screen-account-wrapper', [
|
|
h(
|
|
Identicon,
|
|
{
|
|
address: txParams.to,
|
|
diameter: 60,
|
|
},
|
|
),
|
|
h('span.confirm-screen-account-name', toName),
|
|
// h('span.confirm-screen-account-number', toAddress.slice(toAddress.length - 4)),
|
|
]),
|
|
]),
|
|
|
|
// h('h3.flex-center.confirm-screen-sending-to-message', {
|
|
// style: {
|
|
// textAlign: 'center',
|
|
// fontSize: '16px',
|
|
// },
|
|
// }, [
|
|
// `You're sending to Recipient ...${toAddress.slice(toAddress.length - 4)}`,
|
|
// ]),
|
|
|
|
h('h3.flex-center.confirm-screen-send-amount', [`${amountInFIAT}`]),
|
|
h('h3.flex-center.confirm-screen-send-amount-currency', [ currentCurrency.toUpperCase() ]),
|
|
h('div.flex-center.confirm-memo-wrapper', [
|
|
h('h3.confirm-screen-send-memo', [ memo ? `"${memo}"` : '' ]),
|
|
]),
|
|
|
|
h('div.confirm-screen-rows', [
|
|
h('section.flex-row.flex-center.confirm-screen-row', [
|
|
h('span.confirm-screen-label.confirm-screen-section-column', [ 'From' ]),
|
|
h('div.confirm-screen-section-column', [
|
|
h('div.confirm-screen-row-info', fromName),
|
|
h('div.confirm-screen-row-detail', `...${fromAddress.slice(fromAddress.length - 4)}`),
|
|
]),
|
|
]),
|
|
|
|
h('section.flex-row.flex-center.confirm-screen-row', [
|
|
h('span.confirm-screen-label.confirm-screen-section-column', [ 'To' ]),
|
|
h('div.confirm-screen-section-column', [
|
|
h('div.confirm-screen-row-info', toName),
|
|
h('div.confirm-screen-row-detail', `...${toAddress.slice(toAddress.length - 4)}`),
|
|
]),
|
|
]),
|
|
|
|
h('section.flex-row.flex-center.confirm-screen-row', [
|
|
h('span.confirm-screen-label.confirm-screen-section-column', [ 'Gas Fee' ]),
|
|
h('div.confirm-screen-section-column', [
|
|
h('div.confirm-screen-row-info', `${gasFeeInFIAT} ${currentCurrency.toUpperCase()}`),
|
|
|
|
h('div.confirm-screen-row-detail', `${gasFeeInETH} ETH`),
|
|
]),
|
|
]),
|
|
|
|
|
|
h('section.flex-row.flex-center.confirm-screen-total-box ', [
|
|
h('div.confirm-screen-section-column', [
|
|
h('span.confirm-screen-label', [ 'Total ' ]),
|
|
h('div.confirm-screen-total-box__subtitle', [ 'Amount + Gas' ]),
|
|
]),
|
|
|
|
h('div.confirm-screen-section-column', [
|
|
h('div.confirm-screen-row-info', `${totalInFIAT} ${currentCurrency.toUpperCase()}`),
|
|
h('div.confirm-screen-row-detail', `${totalInETH} ETH`),
|
|
]),
|
|
]),
|
|
]),
|
|
|
|
// These are latest errors handling from master
|
|
// Leaving as comments as reference when we start implementing error handling
|
|
// h('style', `
|
|
// .conf-buttons button {
|
|
// margin-left: 10px;
|
|
// text-transform: uppercase;
|
|
// }
|
|
// `),
|
|
|
|
// txMeta.simulationFails ?
|
|
// h('.error', {
|
|
// style: {
|
|
// marginLeft: 50,
|
|
// fontSize: '0.9em',
|
|
// },
|
|
// }, 'Transaction Error. Exception thrown in contract code.')
|
|
// : null,
|
|
|
|
// !isValidAddress ?
|
|
// h('.error', {
|
|
// style: {
|
|
// marginLeft: 50,
|
|
// fontSize: '0.9em',
|
|
// },
|
|
// }, 'Recipient address is invalid. Sending this transaction will result in a loss of ETH.')
|
|
// : null,
|
|
|
|
// insufficientBalance ?
|
|
// h('span.error', {
|
|
// style: {
|
|
// marginLeft: 50,
|
|
// fontSize: '0.9em',
|
|
// },
|
|
// }, 'Insufficient balance for transaction')
|
|
// : null,
|
|
|
|
// // send + cancel
|
|
// h('.flex-row.flex-space-around.conf-buttons', {
|
|
// style: {
|
|
// display: 'flex',
|
|
// justifyContent: 'flex-end',
|
|
// margin: '14px 25px',
|
|
// },
|
|
// }, [
|
|
// h('button', {
|
|
// onClick: (event) => {
|
|
// this.resetGasFields()
|
|
// event.preventDefault()
|
|
// },
|
|
// }, 'Reset'),
|
|
|
|
// // Accept Button or Buy Button
|
|
// insufficientBalance ? h('button.btn-green', { onClick: props.buyEth }, 'Buy Ether') :
|
|
// h('input.confirm.btn-green', {
|
|
// type: 'submit',
|
|
// value: 'SUBMIT',
|
|
// style: { marginLeft: '10px' },
|
|
// disabled: buyDisabled,
|
|
// }),
|
|
|
|
// h('button.cancel.btn-red', {
|
|
// onClick: props.cancelTransaction,
|
|
// }, 'Reject'),
|
|
// ]),
|
|
// showRejectAll ? h('.flex-row.flex-space-around.conf-buttons', {
|
|
// style: {
|
|
// display: 'flex',
|
|
// justifyContent: 'flex-end',
|
|
// margin: '14px 25px',
|
|
// },
|
|
// }, [
|
|
// h('button.cancel.btn-red', {
|
|
// onClick: props.cancelAllTransactions,
|
|
// }, 'Reject All'),
|
|
// ]) : null,
|
|
// ]),
|
|
// ])
|
|
// )
|
|
// }
|
|
]),
|
|
|
|
h('form#pending-tx-form', {
|
|
onSubmit: this.onSubmit,
|
|
}, [
|
|
// Cancel Button
|
|
h('div.cancel.btn-light.confirm-screen-cancel-button', {
|
|
onClick: (event) => {
|
|
clearSend()
|
|
this.cancel(event, txMeta)
|
|
},
|
|
}, 'CANCEL'),
|
|
|
|
// Accept Button
|
|
h('button.confirm-screen-confirm-button', ['CONFIRM']),
|
|
]),
|
|
])
|
|
)
|
|
}
|
|
|
|
ConfirmSendEther.prototype.onSubmit = function (event) {
|
|
event.preventDefault()
|
|
const txMeta = this.gatherTxMeta()
|
|
const valid = this.checkValidity()
|
|
this.setState({ valid, submitting: true })
|
|
|
|
if (valid && this.verifyGasParams()) {
|
|
this.props.sendTransaction(txMeta, event)
|
|
} else {
|
|
this.props.dispatch(actions.displayWarning('Invalid Gas Parameters'))
|
|
this.setState({ submitting: false })
|
|
}
|
|
}
|
|
|
|
ConfirmSendEther.prototype.cancel = function (event, txMeta) {
|
|
event.preventDefault()
|
|
const { cancelTransaction } = this.props
|
|
|
|
cancelTransaction(txMeta)
|
|
}
|
|
|
|
ConfirmSendEther.prototype.checkValidity = function () {
|
|
const form = this.getFormEl()
|
|
const valid = form.checkValidity()
|
|
return valid
|
|
}
|
|
|
|
ConfirmSendEther.prototype.getFormEl = function () {
|
|
const form = document.querySelector('form#pending-tx-form')
|
|
// Stub out form for unit tests:
|
|
if (!form) {
|
|
return { checkValidity () { return true } }
|
|
}
|
|
return form
|
|
}
|
|
|
|
// After a customizable state value has been updated,
|
|
ConfirmSendEther.prototype.gatherTxMeta = function () {
|
|
const props = this.props
|
|
const state = this.state
|
|
const txData = clone(state.txData) || clone(props.txData)
|
|
|
|
// log.debug(`UI has defaulted to tx meta ${JSON.stringify(txData)}`)
|
|
return txData
|
|
}
|
|
|
|
ConfirmSendEther.prototype.verifyGasParams = function () {
|
|
// We call this in case the gas has not been modified at all
|
|
if (!this.state) { return true }
|
|
return (
|
|
this._notZeroOrEmptyString(this.state.gas) &&
|
|
this._notZeroOrEmptyString(this.state.gasPrice)
|
|
)
|
|
}
|
|
|
|
ConfirmSendEther.prototype._notZeroOrEmptyString = function (obj) {
|
|
return obj !== '' && obj !== '0x0'
|
|
}
|
|
|
|
ConfirmSendEther.prototype.bnMultiplyByFraction = function (targetBN, numerator, denominator) {
|
|
const numBN = new BN(numerator)
|
|
const denomBN = new BN(denominator)
|
|
return targetBN.mul(numBN).div(denomBN)
|
|
}
|