mapcomplete/UI/Image/ImageCarousel.ts
2021-01-02 16:04:16 +01:00

63 lines
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2.4 KiB
TypeScript

import {UIElement} from "../UIElement";
import {ImageSearcher} from "../../Logic/Actors/ImageSearcher";
import {SlideShow} from "./SlideShow";
import {UIEventSource} from "../../Logic/UIEventSource";
import Combine from "../Base/Combine";
import DeleteImage from "./DeleteImage";
import {WikimediaImage} from "./WikimediaImage";
import {ImgurImage} from "./ImgurImage";
import {MapillaryImage} from "./MapillaryImage";
import {SimpleImageElement} from "./SimpleImageElement";
export class ImageCarousel extends UIElement{
public readonly slideshow: UIElement;
constructor(tags: UIEventSource<any>, imagePrefix: string = "image", loadSpecial: boolean =true) {
super(tags);
const searcher : UIEventSource<{url:string}[]> = new ImageSearcher(tags, imagePrefix, loadSpecial).images;
const uiElements = searcher.map((imageURLS: {key: string, url:string}[]) => {
const uiElements: UIElement[] = [];
for (const url of imageURLS) {
let image = ImageCarousel.CreateImageElement(url.url);
if(url.key !== undefined){
image = new Combine([
image,
new DeleteImage(url.key, tags)
]);
}
uiElements.push(image);
}
return uiElements;
});
this.slideshow = new SlideShow(uiElements).HideOnEmpty(true);
}
/***
* Creates either a 'simpleimage' or a 'wikimediaimage' based on the string
* @param url
* @constructor
*/
private static CreateImageElement(url: string): UIElement {
// @ts-ignore
if (url.startsWith("File:")) {
return new WikimediaImage(url);
} else if (url.toLowerCase().startsWith("https://commons.wikimedia.org/wiki/")) {
const commons = url.substr("https://commons.wikimedia.org/wiki/".length);
return new WikimediaImage(commons);
} else if (url.toLowerCase().startsWith("https://i.imgur.com/")) {
return new ImgurImage(url);
} else if (url.toLowerCase().startsWith("https://www.mapillary.com/map/im/")) {
return new MapillaryImage(url);
} else {
return new SimpleImageElement(new UIEventSource<string>(url));
}
}
InnerRender(): string {
return this.slideshow.Render();
}
}