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path: root/src/util/entities/BackupCodes.ts
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/*
	Spacebar: A FOSS re-implementation and extension of the Discord.com backend.
	Copyright (C) 2023 Fosscord and Fosscord Contributors
	
	This program is free software: you can redistribute it and/or modify
	it under the terms of the GNU Affero General Public License as published
	by the Free Software Foundation, either version 3 of the License, or
	(at your option) any later version.
	
	This program is distributed in the hope that it will be useful,
	but WITHOUT ANY WARRANTY; without even the implied warranty of
	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
	GNU Affero General Public License for more details.
	
	You should have received a copy of the GNU Affero General Public License
	along with this program.  If not, see <https://www.gnu.org/licenses/>.
*/

import { Column, Entity, JoinColumn, ManyToOne } from "typeorm";
import { BaseClass } from "./BaseClass";
import { User } from "./User";
import crypto from "crypto";

@Entity("backup_codes")
export class BackupCode extends BaseClass {
	@JoinColumn({ name: "user_id" })
	@ManyToOne(() => User, { onDelete: "CASCADE" })
	user: User;

	@Column()
	code: string;

	@Column()
	consumed: boolean;

	@Column()
	expired: boolean;
}

export function generateMfaBackupCodes(user_id: string) {
	const backup_codes: BackupCode[] = [];
	for (let i = 0; i < 10; i++) {
		const code = BackupCode.create({
			user: { id: user_id },
			code: crypto.randomBytes(4).toString("hex"), // 8 characters
			consumed: false,
			expired: false,
		});
		backup_codes.push(code);
	}

	return backup_codes;
}