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import { BigNumber } from '@0x/utils';
import { Web3Wrapper } from '@0x/web3-wrapper';
import * as _ from 'lodash';
import * as React from 'react';
import { BalanceBoundedInput } from 'ts/components/inputs/balance_bounded_input';
import { ValidatedBigNumberCallback } from 'ts/types';
import { constants } from 'ts/utils/constants';
interface EthAmountInputProps {
label?: string;
balance: BigNumber;
amount?: BigNumber;
hintText?: string;
onChange: ValidatedBigNumberCallback;
onErrorMsgChange?: (errorMsg: React.ReactNode) => void;
shouldShowIncompleteErrs: boolean;
shouldCheckBalance: boolean;
shouldShowErrs?: boolean;
shouldShowUnderline?: boolean;
style?: React.CSSProperties;
labelStyle?: React.CSSProperties;
inputHintStyle?: React.CSSProperties;
}
interface EthAmountInputState {}
export class EthAmountInput extends React.Component<EthAmountInputProps, EthAmountInputState> {
public static defaultProps: Partial<EthAmountInputProps> = {
shouldShowErrs: true,
shouldShowUnderline: true,
};
public render(): React.ReactNode {
const amount = this.props.amount
? Web3Wrapper.toUnitAmount(this.props.amount, constants.DECIMAL_PLACES_ETH)
: undefined;
return (
<div className="flex" style={this.props.style}>
<BalanceBoundedInput
label={this.props.label}
balance={this.props.balance}
amount={amount}
onChange={this._onChange.bind(this)}
onErrorMsgChange={this.props.onErrorMsgChange}
shouldCheckBalance={this.props.shouldCheckBalance}
shouldShowIncompleteErrs={this.props.shouldShowIncompleteErrs}
hintText={this.props.hintText}
shouldShowErrs={this.props.shouldShowErrs}
shouldShowUnderline={this.props.shouldShowUnderline}
inputStyle={this.props.style}
inputHintStyle={this.props.inputHintStyle}
/>
<div style={this._getLabelStyle()}>ETH</div>
</div>
);
}
private _onChange(isValid: boolean, amount?: BigNumber): void {
const baseUnitAmountIfExists = _.isUndefined(amount)
? undefined
: Web3Wrapper.toBaseUnitAmount(amount, constants.DECIMAL_PLACES_ETH);
this.props.onChange(isValid, baseUnitAmountIfExists);
}
private _getLabelStyle(): React.CSSProperties {
return this.props.labelStyle || { paddingTop: _.isUndefined(this.props.label) ? 15 : 40 };
}
}
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