@e280/quay/s/cellar/memory-forklift.ts

File-browser and outliner UI for the web

import {MapG} from "@e280/stz"
import {Forklift} from "./forklift.js"

export class MemoryForklift implements Forklift {
	#map = new MapG<string, Uint8Array>()

	async *list(): AsyncIterable<string> {
		for (const label of this.#map.keys())
			yield label
	}

	async has(label: string): Promise<boolean> {
		return this.#map.has(label)
	}

	async save(label: string, file: Blob): Promise<void> {
		const bytes = new Uint8Array(await file.arrayBuffer())
		this.#map.set(label, bytes)
	}

	async load(label: string): Promise<Blob> {
		return new Blob([this.#map.require(label)])
	}

	async delete(label: string) {
		this.#map.delete(label)
	}
}