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import * as React from 'react';
import styled from 'styled-components';
import { colors } from '../../config.json';
import { compareRelayLocation, RelayLocation } from '../../shared/daemon-rpc-types';
import Accordion from './Accordion';
import * as Cell from './Cell';
import ChevronButton from './ChevronButton';
import RelayRow from './RelayRow';
import RelayStatusIndicator from './RelayStatusIndicator';
type RelayRowElement = React.ReactElement<RelayRow['props']>;
interface IProps {
name: string;
hasActiveRelays: boolean;
location: RelayLocation;
selected: boolean;
expanded: boolean;
onSelect?: (location: RelayLocation) => void;
onExpand?: (location: RelayLocation, value: boolean) => void;
onWillExpand?: (locationRect: DOMRect, expandedContentHeight: number) => void;
onTransitionEnd?: () => void;
children?: RelayRowElement | RelayRowElement[];
}
const Button = styled(Cell.CellButton)((props: { selected: boolean }) => ({
paddingRight: '16px',
paddingLeft: '34px',
backgroundColor: !props.selected ? colors.blue40 : undefined,
}));
const StyledChevronButton = styled(ChevronButton)({
marginLeft: '18px',
});
const Label = styled(Cell.Label)({
fontFamily: 'Open Sans',
fontWeight: 'normal',
fontSize: '16px',
});
export default class CityRow extends React.Component<IProps> {
private buttonRef = React.createRef<HTMLButtonElement>();
public static compareProps(oldProps: IProps, nextProps: IProps): boolean {
if (React.Children.count(oldProps.children) !== React.Children.count(nextProps.children)) {
return false;
}
if (
oldProps.name !== nextProps.name ||
oldProps.hasActiveRelays !== nextProps.hasActiveRelays ||
oldProps.selected !== nextProps.selected ||
oldProps.expanded !== nextProps.expanded ||
!compareRelayLocation(oldProps.location, nextProps.location)
) {
return false;
}
const currChildren = React.Children.toArray(oldProps.children || []) as RelayRowElement[];
const nextChildren = React.Children.toArray(nextProps.children || []) as RelayRowElement[];
for (let i = 0; i < currChildren.length; i++) {
const currChild = currChildren[i];
const nextChild = nextChildren[i];
if (!RelayRow.compareProps(currChild.props, nextChild.props)) {
return false;
}
}
return true;
}
public shouldComponentUpdate(nextProps: IProps) {
return !CityRow.compareProps(this.props, nextProps);
}
public render() {
const hasChildren = React.Children.count(this.props.children) > 1;
return (
<>
<Button
ref={this.buttonRef}
onClick={this.handleClick}
disabled={!this.props.hasActiveRelays}
selected={this.props.selected}>
<RelayStatusIndicator
active={this.props.hasActiveRelays}
selected={this.props.selected}
/>
<Label>{this.props.name}</Label>
{hasChildren && (
<StyledChevronButton onClick={this.toggleCollapse} up={this.props.expanded} />
)}
</Button>
{hasChildren && (
<Accordion
expanded={this.props.expanded}
onWillExpand={this.onWillExpand}
onTransitionEnd={this.props.onTransitionEnd}
animationDuration={150}>
{this.props.children}
</Accordion>
)}
</>
);
}
private toggleCollapse = (event: React.MouseEvent) => {
if (this.props.onExpand) {
this.props.onExpand(this.props.location, !this.props.expanded);
}
event.stopPropagation();
};
private handleClick = () => {
if (this.props.onSelect) {
this.props.onSelect(this.props.location);
}
};
private onWillExpand = (nextHeight: number) => {
const buttonRect = this.buttonRef.current?.getBoundingClientRect();
if (buttonRect) {
this.props.onWillExpand?.(buttonRect, nextHeight);
}
};
}
|
