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Diffstat (limited to 'ui/app/components/pending-tx/index.js')
-rw-r--r-- | ui/app/components/pending-tx/index.js | 145 |
1 files changed, 145 insertions, 0 deletions
diff --git a/ui/app/components/pending-tx/index.js b/ui/app/components/pending-tx/index.js new file mode 100644 index 000000000..f4f6afb8f --- /dev/null +++ b/ui/app/components/pending-tx/index.js @@ -0,0 +1,145 @@ +const Component = require('react').Component +const { connect } = require('react-redux') +const h = require('react-hyperscript') +const clone = require('clone') +const abi = require('human-standard-token-abi') +const abiDecoder = require('abi-decoder') +abiDecoder.addABI(abi) +const inherits = require('util').inherits +const actions = require('../../actions') +const util = require('../../util') +const ConfirmSendEther = require('./confirm-send-ether') +const ConfirmSendToken = require('./confirm-send-token') +const ConfirmDeployContract = require('./confirm-deploy-contract') + +const TX_TYPES = { + DEPLOY_CONTRACT: 'deploy_contract', + SEND_ETHER: 'send_ether', + SEND_TOKEN: 'send_token', +} + +module.exports = connect(mapStateToProps, mapDispatchToProps)(PendingTx) + +function mapStateToProps (state) { + const { + conversionRate, + identities, + } = state.metamask + const accounts = state.metamask.accounts + const selectedAddress = state.metamask.selectedAddress || Object.keys(accounts)[0] + return { + conversionRate, + identities, + selectedAddress, + } +} + +function mapDispatchToProps (dispatch) { + return { + backToAccountDetail: address => dispatch(actions.backToAccountDetail(address)), + cancelTransaction: ({ id }) => dispatch(actions.cancelTx({ id })), + } +} + +inherits(PendingTx, Component) +function PendingTx () { + Component.call(this) + this.state = { + isFetching: true, + transactionType: '', + tokenAddress: '', + tokenSymbol: '', + tokenDecimals: '', + } +} + +PendingTx.prototype.componentWillMount = async function () { + const txMeta = this.gatherTxMeta() + const txParams = txMeta.txParams || {} + + if (!txParams.to) { + return this.setState({ + transactionType: TX_TYPES.DEPLOY_CONTRACT, + isFetching: false, + }) + } + + try { + const token = util.getContractAtAddress(txParams.to) + const results = await Promise.all([ + token.symbol(), + token.decimals(), + ]) + + const [ symbol, decimals ] = results + + if (symbol[0] && decimals[0]) { + this.setState({ + transactionType: TX_TYPES.SEND_TOKEN, + tokenAddress: txParams.to, + tokenSymbol: symbol[0], + tokenDecimals: decimals[0], + isFetching: false, + }) + } else { + this.setState({ + transactionType: TX_TYPES.SEND_ETHER, + isFetching: false, + }) + } + } catch (e) { + this.setState({ + transactionType: TX_TYPES.SEND_ETHER, + isFetching: false, + }) + } +} + +PendingTx.prototype.gatherTxMeta = function () { + const props = this.props + const state = this.state + const txData = clone(state.txData) || clone(props.txData) + + return txData +} + +PendingTx.prototype.render = function () { + const { + isFetching, + transactionType, + tokenAddress, + tokenSymbol, + tokenDecimals, + } = this.state + + const { sendTransaction } = this.props + + if (isFetching) { + return h('noscript') + } + + switch (transactionType) { + case TX_TYPES.SEND_ETHER: + return h(ConfirmSendEther, { + txData: this.gatherTxMeta(), + sendTransaction, + }) + case TX_TYPES.SEND_TOKEN: + return h(ConfirmSendToken, { + txData: this.gatherTxMeta(), + sendTransaction, + token: { + address: tokenAddress, + symbol: tokenSymbol, + decimals: tokenDecimals, + }, + }) + case TX_TYPES.DEPLOY_CONTRACT: + return h(ConfirmDeployContract, { + txData: this.gatherTxMeta(), + sendTransaction, + }) + default: + return h('noscript') + } +} |