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import React, { Component, createRef } from "react"; |
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export interface InfoModalProps { |
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/** HTML ID for modal attributes */ |
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id: string; |
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/** Title that appears within the modal when open */ |
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title: string; |
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/** Optional subtitle that appears within the open modal */ |
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subtitle?: string; |
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/** Text displayed on the button that displays the modal */ |
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openText: string; |
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/** Text displayed on the modal confirmation button */ |
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confirmText: string; |
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/** React children */ |
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children?: React.ReactNode; |
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} |
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interface InfoModalState { |
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/** Height of the modal itself */ |
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height: number; |
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/** Visibility of the modal */ |
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visible: boolean; |
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} |
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class InfoModal extends Component<InfoModalProps, InfoModalState> { |
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private divElement = createRef<HTMLDivElement>(); |
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public constructor(props: InfoModalProps) { |
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super(props); |
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this.state = { height: 0, visible: false }; |
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} |
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public componentDidMount = (): void => { |
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const node = this.divElement.current; |
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if (node) { |
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const height = node.clientHeight; |
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this.setState({ height }); |
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} |
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}; |
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protected handleSizing = (): string => { |
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const viewportHeight = window.outerHeight; |
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const { height } = this.state; |
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return height > viewportHeight |
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? "active--overflowing" |
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: "active--contained"; |
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}; |
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private updateBody = (visible: boolean): void => { |
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const body = document.querySelector("body"); |
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if (body) { |
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body.style.overflow = visible ? "hidden" : "visible"; |
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} |
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}; |
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public handleOpen = (event: React.MouseEvent<HTMLButtonElement>): void => { |
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event.preventDefault(); |
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this.setState(() => ({ visible: true })); |
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this.updateBody(true); |
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}; |
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public handleClose = (event: React.MouseEvent<HTMLButtonElement>): void => { |
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event.preventDefault(); |
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this.setState(() => ({ visible: false })); |
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this.updateBody(false); |
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}; |
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public render(): React.ReactElement { |
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const { id, title, subtitle, openText, confirmText, children } = this.props; |
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const { visible } = this.state; |
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return ( |
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<> |
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<div data-c-alignment="center"> |
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<button |
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className="modal-info__open-button" |
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data-c-dialog-id={id} |
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data-c-dialog-action="open" |
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type="button" |
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onClick={this.handleOpen} |
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> |
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{openText} |
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</button> |
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</div> |
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<div data-c-dialog-overlay={visible && "active"} /> |
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<div |
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aria-hidden={visible} |
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aria-describedby={`${id}-description`} |
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aria-labelledby={`${id}-title`} |
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data-c-dialog="" |
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data-c-dialog-id={id} |
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data-c-padding="top(double) bottom(double)" |
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role="dialog" |
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ref={this.divElement} |
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> |
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<div data-c-background="white(100)" data-c-radius="rounded"> |
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<div |
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data-c-padding="normal" |
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data-c-border="bottom(thin, solid, black)" |
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data-c-background="black(90)" |
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className="modal-info__header" |
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> |
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<h5 |
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data-c-font-size="h4" |
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data-c-colour="white" |
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id={`${id}-title`} |
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> |
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{title} |
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</h5> |
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{subtitle && ( |
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<span data-c-font-size="h5" data-c-margin="top(half)"> |
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{subtitle} |
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</span> |
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)} |
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<button |
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className="modal-info__close-button" |
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data-c-dialog-action="close" |
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data-c-dialog-id={id} |
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type="button" |
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onClick={this.handleClose} |
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> |
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<i className="fas fa-times" /> |
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</button> |
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</div> |
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<div |
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data-c-border="bottom(thin, solid, black)" |
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data-c-padding="normal" |
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> |
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<div id={`${id}-description`}>{children}</div> |
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</div> |
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<div data-c-padding="normal"> |
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<div data-c-alignment="center"> |
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<button |
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data-c-button="solid(go)" |
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data-c-radius="rounded" |
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data-c-dialog-action="close" |
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data-c-dialog-id={id} |
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type="button" |
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onClick={this.handleClose} |
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> |
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{confirmText} |
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</button> |
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</div> |
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</div> |
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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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} |
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export default InfoModal; |
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GCTC-NTGC /
TalentCloud
