mapcomplete/UI/Image/MapillaryImage.ts
2021-03-17 14:33:22 +01:00

60 lines
No EOL
1.9 KiB
TypeScript

import {UIElement} from "../UIElement";
import {UIEventSource} from "../../Logic/UIEventSource";
import {LicenseInfo} from "../../Logic/Web/Wikimedia";
import {Mapillary} from "../../Logic/Web/Mapillary";
import Svg from "../../Svg";
import {SimpleImageElement} from "./SimpleImageElement";
import Combine from "../Base/Combine";
import Attribution from "./Attribution";
export class MapillaryImage extends UIElement {
/***
* Dictionary from url to already known license info
*/
private static allLicenseInfos: any = {};
private readonly _imageMeta: UIEventSource<LicenseInfo>;
private readonly _imageLocation: string;
constructor(source: string) {
super()
if (source.toLowerCase().startsWith("https://www.mapillary.com/map/im/")) {
source = source.substring("https://www.mapillary.com/map/im/".length);
}
this._imageLocation = source;
if (MapillaryImage.allLicenseInfos[source] !== undefined) {
this._imageMeta = MapillaryImage.allLicenseInfos[source];
} else {
this._imageMeta = new UIEventSource<LicenseInfo>(null);
MapillaryImage.allLicenseInfos[source] = this._imageMeta;
const self = this;
Mapillary.getDescriptionOfImage(source, (license) => {
self._imageMeta.setData(license)
})
}
this.ListenTo(this._imageMeta);
}
InnerRender(): string {
const url = `https://images.mapillary.com/${this._imageLocation}/thumb-640.jpg?client_id=TXhLaWthQ1d4RUg0czVxaTVoRjFJZzowNDczNjUzNmIyNTQyYzI2`;
const image = new SimpleImageElement(new UIEventSource<string>(url))
const meta = this._imageMeta?.data;
if (!meta) {
return image.Render();
}
return new Combine([
image,
new Attribution(meta.artist, meta.license, Svg.mapillary_svg())
]).SetClass("relative block").Render();
}
}