forked from MapComplete/MapComplete
46 lines
1.4 KiB
TypeScript
46 lines
1.4 KiB
TypeScript
import { IdbLocalStorage } from "../Web/IdbLocalStorage"
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import { Store, UIEventSource } from "../UIEventSource"
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export interface ImageUploadArguments {
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readonly featureId: string,
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readonly author: string,
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readonly blob: File,
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readonly targetKey: string | undefined,
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readonly noblur: boolean,
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readonly location: [number, number],
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readonly layoutId: string
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readonly date: number
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}
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/**
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* The 'imageUploadQueue' keeps track of all images that should still be uploaded.
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* It is backed up in the indexedDB as to not drop images in case of connection problems
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*/
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export default class ImageUploadQueue {
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public static readonly singleton = new ImageUploadQueue()
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private readonly _imagesInQueue: UIEventSource<ImageUploadArguments[]>
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public readonly imagesInQueue: Store<ImageUploadArguments[]>
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private constructor() {
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this._imagesInQueue = IdbLocalStorage.Get<ImageUploadArguments[]>("failed-images-backup", { defaultValue: [] })
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this.imagesInQueue = this._imagesInQueue
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}
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public add(args: ImageUploadArguments) {
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this._imagesInQueue.data.push(args)
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console.log("Got args", args)
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this._imagesInQueue.ping()
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}
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public delete(img: ImageUploadArguments) {
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const index = this._imagesInQueue.data.indexOf(img)
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if (index < 0) {
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return
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}
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this._imagesInQueue.data.splice(index, 1)
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this._imagesInQueue.ping()
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}
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}
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