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author | Fabio Berger <me@fabioberger.com> | 2017-11-22 04:03:08 +0800 |
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committer | Fabio Berger <me@fabioberger.com> | 2017-11-22 04:03:08 +0800 |
commit | 3660ba28d73d70d08bf14c33ef680e5ef3ec7f3b (patch) | |
tree | f101656799da807489253e17bea7abfaea90b62d /packages/website/ts/components/inputs/allowance_toggle.tsx | |
parent | 037f466e1f80f635b48f3235258402e2ce75fb7b (diff) | |
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Add website to mono repo, update packages to align with existing sub-packages, use new subscribeAsync 0x.js method
Diffstat (limited to 'packages/website/ts/components/inputs/allowance_toggle.tsx')
-rw-r--r-- | packages/website/ts/components/inputs/allowance_toggle.tsx | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/packages/website/ts/components/inputs/allowance_toggle.tsx b/packages/website/ts/components/inputs/allowance_toggle.tsx new file mode 100644 index 000000000..f02112253 --- /dev/null +++ b/packages/website/ts/components/inputs/allowance_toggle.tsx @@ -0,0 +1,94 @@ +import * as _ from 'lodash'; +import * as React from 'react'; +import BigNumber from 'bignumber.js'; +import Toggle from 'material-ui/Toggle'; +import {Blockchain} from 'ts/blockchain'; +import {Dispatcher} from 'ts/redux/dispatcher'; +import {Token, TokenState, BalanceErrs} from 'ts/types'; +import {utils} from 'ts/utils/utils'; +import {errorReporter} from 'ts/utils/error_reporter'; + +const DEFAULT_ALLOWANCE_AMOUNT_IN_BASE_UNITS = new BigNumber(2).pow(256).minus(1); + +interface AllowanceToggleProps { + blockchain: Blockchain; + dispatcher: Dispatcher; + onErrorOccurred: (errType: BalanceErrs) => void; + token: Token; + tokenState: TokenState; + userAddress: string; +} + +interface AllowanceToggleState { + isSpinnerVisible: boolean; + prevAllowance: BigNumber; +} + +export class AllowanceToggle extends React.Component<AllowanceToggleProps, AllowanceToggleState> { + constructor(props: AllowanceToggleProps) { + super(props); + this.state = { + isSpinnerVisible: false, + prevAllowance: props.tokenState.allowance, + }; + } + public componentWillReceiveProps(nextProps: AllowanceToggleProps) { + if (!nextProps.tokenState.allowance.eq(this.state.prevAllowance)) { + this.setState({ + isSpinnerVisible: false, + prevAllowance: nextProps.tokenState.allowance, + }); + } + } + public render() { + return ( + <div className="flex"> + <div> + <Toggle + disabled={this.state.isSpinnerVisible} + toggled={this.isAllowanceSet()} + onToggle={this.onToggleAllowanceAsync.bind(this, this.props.token)} + /> + </div> + {this.state.isSpinnerVisible && + <div className="pl1" style={{paddingTop: 3}}> + <i className="zmdi zmdi-spinner zmdi-hc-spin" /> + </div> + } + </div> + ); + } + private async onToggleAllowanceAsync() { + if (this.props.userAddress === '') { + this.props.dispatcher.updateShouldBlockchainErrDialogBeOpen(true); + return false; + } + + this.setState({ + isSpinnerVisible: true, + }); + + let newAllowanceAmountInBaseUnits = new BigNumber(0); + if (!this.isAllowanceSet()) { + newAllowanceAmountInBaseUnits = DEFAULT_ALLOWANCE_AMOUNT_IN_BASE_UNITS; + } + try { + await this.props.blockchain.setProxyAllowanceAsync(this.props.token, newAllowanceAmountInBaseUnits); + } catch (err) { + this.setState({ + isSpinnerVisible: false, + }); + const errMsg = '' + err; + if (_.includes(errMsg, 'User denied transaction')) { + return false; + } + utils.consoleLog(`Unexpected error encountered: ${err}`); + utils.consoleLog(err.stack); + await errorReporter.reportAsync(err); + this.props.onErrorOccurred(BalanceErrs.allowanceSettingFailed); + } + } + private isAllowanceSet() { + return !this.props.tokenState.allowance.eq(0); + } +} |