mirror of
https://github.com/kremalicious/metamask-extension.git
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104 lines
2.8 KiB
JavaScript
104 lines
2.8 KiB
JavaScript
import React, { PureComponent } from 'react';
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import PropTypes from 'prop-types';
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import { debounce } from 'lodash';
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import classnames from 'classnames';
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export default class SignatureRequestMessage extends PureComponent {
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static propTypes = {
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data: PropTypes.object.isRequired,
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onMessageScrolled: PropTypes.func,
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setMessageRootRef: PropTypes.func,
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messageRootRef: PropTypes.object,
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messageIsScrollable: PropTypes.bool,
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};
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static contextTypes = {
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t: PropTypes.func,
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};
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state = {
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messageIsScrolled: false,
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};
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setMessageIsScrolled = () => {
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if (!this.props.messageRootRef || this.state.messageIsScrolled) {
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return;
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}
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const { scrollTop, offsetHeight, scrollHeight } = this.props.messageRootRef;
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const isAtBottom = scrollTop + offsetHeight >= scrollHeight;
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if (isAtBottom) {
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this.setState({ messageIsScrolled: true });
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this.props.onMessageScrolled();
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}
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};
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onScroll = debounce(this.setMessageIsScrolled, 25);
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renderNode(data) {
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return (
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<div className="signature-request-message--node">
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{Object.entries(data).map(([label, value], i) => (
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<div
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className={classnames('signature-request-message--node', {
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'signature-request-message--node-leaf':
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typeof value !== 'object' || value === null,
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})}
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key={i}
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>
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<span className="signature-request-message--node-label">
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{label}:{' '}
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</span>
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{typeof value === 'object' && value !== null ? (
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this.renderNode(value)
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) : (
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<span className="signature-request-message--node-value">
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{`${value}`}
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</span>
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)}
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</div>
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))}
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</div>
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);
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}
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renderScrollButton() {
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return (
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<div
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onClick={() => {
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this.setState({ messageIsScrolled: true });
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this.props.onMessageScrolled();
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this.props.messageRootRef.scrollTo(
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0,
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this.props.messageRootRef.scrollHeight,
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);
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}}
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className="signature-request-message__scroll-button"
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data-testid="signature-request-scroll-button"
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>
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<i className="fa fa-arrow-down" title={this.context.t('scrollDown')} />
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</div>
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);
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}
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render() {
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const { data, messageIsScrollable } = this.props;
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return (
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<div onScroll={this.onScroll} className="signature-request-message">
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{messageIsScrollable ? this.renderScrollButton() : null}
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<div className="signature-request-message__title">
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{this.context.t('signatureRequest1')}
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</div>
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<div
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className="signature-request-message--root"
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ref={this.props.setMessageRootRef}
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>
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{this.renderNode(data)}
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</div>
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</div>
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);
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}
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}
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