Convert MImageBody to TS

Signed-off-by: Šimon Brandner <simon.bra.ag@gmail.com>
This commit is contained in:
Šimon Brandner 2021-07-02 13:46:42 +02:00
parent 38710eab88
commit 869f31deef
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@ -17,8 +17,6 @@ limitations under the License.
*/
import React, { createRef } from 'react';
import PropTypes from 'prop-types';
import MFileBody from './MFileBody';
import Modal from '../../../Modal';
import * as sdk from '../../../index';
@ -31,36 +29,48 @@ import { replaceableComponent } from "../../../utils/replaceableComponent";
import { mediaFromContent } from "../../../customisations/Media";
import BlurhashPlaceholder from "../elements/BlurhashPlaceholder";
import { BLURHASH_FIELD } from "../../../ContentMessages";
import { MatrixEvent } from 'matrix-js-sdk/src/models/event';
import { RoomPermalinkCreator } from '../../../utils/permalinks/Permalinks';
import { IMediaEventContent } from '../../../customisations/models/IMediaEventContent';
import { IProps as ImageViewIProps } from "../elements/ImageView";
export interface IProps {
/* the MatrixEvent to show */
mxEvent: MatrixEvent,
/* called when the image has loaded */
onHeightChanged(): void,
/* the maximum image height to use */
maxImageHeight?: number,
/* the permalinkCreator */
permalinkCreator?: RoomPermalinkCreator,
}
interface IState {
decryptedUrl?: string,
decryptedThumbnailUrl?: string,
decryptedBlob?: Blob,
error,
imgError: boolean,
imgLoaded: boolean,
loadedImageDimensions?: {
naturalWidth: number;
naturalHeight: number;
},
hover: boolean,
showImage: boolean,
}
@replaceableComponent("views.messages.MImageBody")
export default class MImageBody extends React.Component {
static propTypes = {
/* the MatrixEvent to show */
mxEvent: PropTypes.object.isRequired,
/* called when the image has loaded */
onHeightChanged: PropTypes.func.isRequired,
/* the maximum image height to use */
maxImageHeight: PropTypes.number,
/* the permalinkCreator */
permalinkCreator: PropTypes.object,
};
export default class MImageBody extends React.Component<IProps, IState> {
static contextType = MatrixClientContext;
private unmounted = true;
private image = createRef<HTMLImageElement>();
constructor(props) {
constructor(props: IProps) {
super(props);
this.onImageError = this.onImageError.bind(this);
this.onImageLoad = this.onImageLoad.bind(this);
this.onImageEnter = this.onImageEnter.bind(this);
this.onImageLeave = this.onImageLeave.bind(this);
this.onClientSync = this.onClientSync.bind(this);
this.onClick = this.onClick.bind(this);
this._isGif = this._isGif.bind(this);
this.state = {
decryptedUrl: null,
decryptedThumbnailUrl: null,
@ -72,12 +82,10 @@ export default class MImageBody extends React.Component {
hover: false,
showImage: SettingsStore.getValue("showImages"),
};
this._image = createRef();
}
// FIXME: factor this out and apply it to MVideoBody and MAudioBody too!
onClientSync(syncState, prevState) {
private onClientSync = (syncState, prevState): void => {
if (this.unmounted) return;
// Consider the client reconnected if there is no error with syncing.
// This means the state could be RECONNECTING, SYNCING, PREPARED or CATCHUP.
@ -88,15 +96,15 @@ export default class MImageBody extends React.Component {
imgError: false,
});
}
}
};
showImage() {
protected showImage(): void {
localStorage.setItem("mx_ShowImage_" + this.props.mxEvent.getId(), "true");
this.setState({ showImage: true });
this._downloadImage();
this.downloadImage();
}
onClick(ev) {
protected onClick = (ev: React.MouseEvent): void => {
if (ev.button === 0 && !ev.metaKey) {
ev.preventDefault();
if (!this.state.showImage) {
@ -104,12 +112,12 @@ export default class MImageBody extends React.Component {
return;
}
const content = this.props.mxEvent.getContent();
const httpUrl = this._getContentUrl();
const content = this.props.mxEvent.getContent() as IMediaEventContent;
const httpUrl = this.getContentUrl();
const ImageView = sdk.getComponent("elements.ImageView");
const params = {
const params: ImageViewIProps = {
src: httpUrl,
name: content.body && content.body.length > 0 ? content.body : _t('Attachment'),
name: content.body?.length > 0 ? content.body : _t('Attachment'),
mxEvent: this.props.mxEvent,
permalinkCreator: this.props.permalinkCreator,
};
@ -122,58 +130,54 @@ export default class MImageBody extends React.Component {
Modal.createDialog(ImageView, params, "mx_Dialog_lightbox", null, true);
}
}
};
_isGif() {
private isGif = (): boolean => {
const content = this.props.mxEvent.getContent();
return (
content &&
content.info &&
content.info.mimetype === "image/gif"
);
}
return content?.info?.mimetype === "image/gif";
};
onImageEnter(e) {
private onImageEnter = (e: React.MouseEvent): void => {
this.setState({ hover: true });
if (!this.state.showImage || !this._isGif() || SettingsStore.getValue("autoplayGifsAndVideos")) {
if (!this.state.showImage || !this.isGif() || SettingsStore.getValue("autoplayGifsAndVideos")) {
return;
}
const imgElement = e.target;
imgElement.src = this._getContentUrl();
}
const imgElement = e.target as HTMLImageElement;
imgElement.src = this.getContentUrl();
};
onImageLeave(e) {
private onImageLeave = (e: React.MouseEvent): void => {
this.setState({ hover: false });
if (!this.state.showImage || !this._isGif() || SettingsStore.getValue("autoplayGifsAndVideos")) {
if (!this.state.showImage || !this.isGif() || SettingsStore.getValue("autoplayGifsAndVideos")) {
return;
}
const imgElement = e.target;
imgElement.src = this._getThumbUrl();
}
const imgElement = e.target as HTMLImageElement;
imgElement.src = this.getThumbUrl();
};
onImageError() {
private onImageError = (): void => {
this.setState({
imgError: true,
});
}
};
onImageLoad() {
private onImageLoad = (): void => {
this.props.onHeightChanged();
let loadedImageDimensions;
if (this._image.current) {
const { naturalWidth, naturalHeight } = this._image.current;
if (this.image.current) {
const { naturalWidth, naturalHeight } = this.image.current;
// this is only used as a fallback in case content.info.w/h is missing
loadedImageDimensions = { naturalWidth, naturalHeight };
}
this.setState({ imgLoaded: true, loadedImageDimensions });
}
};
_getContentUrl() {
protected getContentUrl(): string {
const media = mediaFromContent(this.props.mxEvent.getContent());
if (media.isEncrypted) {
return this.state.decryptedUrl;
@ -182,7 +186,7 @@ export default class MImageBody extends React.Component {
}
}
_getThumbUrl() {
protected getThumbUrl(): string {
// FIXME: we let images grow as wide as you like, rather than capped to 800x600.
// So either we need to support custom timeline widths here, or reimpose the cap, otherwise the
// thumbnail resolution will be unnecessarily reduced.
@ -190,7 +194,7 @@ export default class MImageBody extends React.Component {
const thumbWidth = 800;
const thumbHeight = 600;
const content = this.props.mxEvent.getContent();
const content = this.props.mxEvent.getContent() as IMediaEventContent;
const media = mediaFromContent(content);
if (media.isEncrypted) {
@ -218,7 +222,7 @@ export default class MImageBody extends React.Component {
// - If there's no sizing info in the event, default to thumbnail
const info = content.info;
if (
this._isGif() ||
this.isGif() ||
window.devicePixelRatio === 1.0 ||
(!info || !info.w || !info.h || !info.size)
) {
@ -253,7 +257,7 @@ export default class MImageBody extends React.Component {
}
}
_downloadImage() {
private downloadImage(): void {
const content = this.props.mxEvent.getContent();
if (content.file !== undefined && this.state.decryptedUrl === null) {
let thumbnailPromise = Promise.resolve(null);
@ -297,7 +301,7 @@ export default class MImageBody extends React.Component {
if (showImage) {
// Don't download anything becaue we don't want to display anything.
this._downloadImage();
this.downloadImage();
this.setState({ showImage: true });
}
@ -327,7 +331,7 @@ export default class MImageBody extends React.Component {
_afterComponentWillUnmount() {
}
_messageContent(contentUrl, thumbUrl, content) {
protected messageContent(contentUrl: string, thumbUrl: string, content: IMediaEventContent): JSX.Element {
let infoWidth;
let infoHeight;
@ -348,7 +352,7 @@ export default class MImageBody extends React.Component {
imageElement = <HiddenImagePlaceholder />;
} else {
imageElement = (
<img style={{ display: 'none' }} src={thumbUrl} ref={this._image}
<img style={{ display: 'none' }} src={thumbUrl} ref={this.image}
alt={content.body}
onError={this.onImageError}
onLoad={this.onImageLoad}
@ -382,7 +386,7 @@ export default class MImageBody extends React.Component {
// which has the same width as the timeline
// mx_MImageBody_thumbnail resizes img to exactly container size
img = (
<img className="mx_MImageBody_thumbnail" src={thumbUrl} ref={this._image}
<img className="mx_MImageBody_thumbnail" src={thumbUrl} ref={this.image}
style={{ maxWidth: maxWidth + "px" }}
alt={content.body}
onError={this.onImageError}
@ -393,11 +397,11 @@ export default class MImageBody extends React.Component {
}
if (!this.state.showImage) {
img = <HiddenImagePlaceholder style={{ maxWidth: maxWidth + "px" }} />;
img = <HiddenImagePlaceholder maxWidth={maxWidth} />;
showPlaceholder = false; // because we're hiding the image, so don't show the placeholder.
}
if (this._isGif() && !SettingsStore.getValue("autoplayGifsAndVideos") && !this.state.hover) {
if (this.isGif() && !SettingsStore.getValue("autoplayGifsAndVideos") && !this.state.hover) {
gifLabel = <p className="mx_MImageBody_gifLabel">GIF</p>;
}
@ -427,14 +431,14 @@ export default class MImageBody extends React.Component {
}
// Overidden by MStickerBody
wrapImage(contentUrl, children) {
protected wrapImage(contentUrl: string, children: JSX.Element): JSX.Element {
return <a href={contentUrl} onClick={this.onClick}>
{children}
</a>;
}
// Overidden by MStickerBody
getPlaceholder(width, height) {
protected getPlaceholder() {
const blurhash = this.props.mxEvent.getContent().info[BLURHASH_FIELD];
if (blurhash) return <BlurhashPlaceholder blurhash={blurhash} width={width} height={height} />;
return <div className="mx_MImageBody_thumbnail_spinner">
@ -443,17 +447,17 @@ export default class MImageBody extends React.Component {
}
// Overidden by MStickerBody
getTooltip() {
protected getTooltip() {
return null;
}
// Overidden by MStickerBody
getFileBody() {
protected getFileBody(): JSX.Element {
return <MFileBody {...this.props} decryptedBlob={this.state.decryptedBlob} showGenericPlaceholder={false} />;
}
render() {
const content = this.props.mxEvent.getContent();
const content = this.props.mxEvent.getContent() as IMediaEventContent;
if (this.state.error !== null) {
return (
@ -464,15 +468,15 @@ export default class MImageBody extends React.Component {
);
}
const contentUrl = this._getContentUrl();
const contentUrl = this.getContentUrl();
let thumbUrl;
if (this._isGif() && SettingsStore.getValue("autoplayGifsAndVideos")) {
if (this.isGif() && SettingsStore.getValue("autoplayGifsAndVideos")) {
thumbUrl = contentUrl;
} else {
thumbUrl = this._getThumbUrl();
thumbUrl = this.getThumbUrl();
}
const thumbnail = this._messageContent(contentUrl, thumbUrl, content);
const thumbnail = this.messageContent(contentUrl, thumbUrl, content);
const fileBody = this.getFileBody();
return <span className="mx_MImageBody">
@ -482,16 +486,18 @@ export default class MImageBody extends React.Component {
}
}
export class HiddenImagePlaceholder extends React.PureComponent {
static propTypes = {
hover: PropTypes.bool,
};
interface PlaceholderIProps {
hover?: boolean;
maxWidth?: number;
}
export class HiddenImagePlaceholder extends React.PureComponent<PlaceholderIProps> {
render() {
const maxWidth = this.props.maxWidth ? this.props.maxWidth + "px" : null;
let className = 'mx_HiddenImagePlaceholder';
if (this.props.hover) className += ' mx_HiddenImagePlaceholder_hover';
return (
<div className={className}>
<div className={className} style={{ maxWidth: maxWidth }}>
<div className='mx_HiddenImagePlaceholder_button'>
<span className='mx_HiddenImagePlaceholder_eye' />
<span>{_t("Show image")}</span>