src/util/FileStorage.ts


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import { Storage } from "./Storage";
import fs from "fs/promises";
import { join } from "path";
import "missing-native-js-functions";

export class FileStorage implements Storage {
	async get(path: string): Promise<Buffer | null> {
		path = join(process.env.STORAGE_LOCATION || "", path);
		try {
			const file = await fs.readFile(path);
			// @ts-ignore
			return file;
		} catch (error) {
			return null;
		}
	}

	async set(path: string, value: any) {
		path = join(process.env.STORAGE_LOCATION || "", path).replace(/[\\]/g, "/");
    	const dir = path.split("/").slice(0, -1).join("/");
    	await fs.mkdir(dir, { recursive: true }).caught();

    	return fs.writeFile(path, value, { encoding: "binary" });
	}

	async delete(path: string) {
		path = join(process.env.STORAGE_LOCATION || "", path);
		await fs.unlink(path);
	}
}