import type { ContentFile } from "../content/mod.ts";

export class ContentList {
	/** path map */
	private cl: Map<string, ContentFile>;
	/** hash map */
	private hl: Map<string, ContentFile>;

	constructor() {
		this.cl = new Map();
		this.hl = new Map();
	}
	hasByHash(s: string) {
		return this.hl.has(s);
	}
	hasByPath(p: string) {
		return this.cl.has(p);
	}
	getByHash(s: string) {
		return this.hl.get(s);
	}
	getByPath(p: string) {
		return this.cl.get(p);
	}
	async set(c: ContentFile) {
		const path = c.path;
		const hash = await c.getHash();
		this.cl.set(path, c);
		this.hl.set(hash, c);
	}
	/** delete content file */
	async delete(c: ContentFile) {
		const hash = await c.getHash();
		let r = true;
		r = this.cl.delete(c.path) && r;
		r = this.hl.delete(hash) && r;
		return r;
	}
	async deleteByPath(p: string) {
		const o = this.getByPath(p);
		if (o === undefined) return false;
		return await this.delete(o);
	}
	deleteByHash(s: string) {
		const o = this.getByHash(s);
		if (o === undefined) return false;
		let r = true;
		r = this.cl.delete(o.path) && r;
		r = this.hl.delete(s) && r;
		return r;
	}
	clear() {
		this.cl.clear();
		this.hl.clear();
	}
	getAll() {
		return [...this.cl.values()];
	}
}