import { deleteRoom, getRoomNbMessageAndThread, getRoomOnMessageId } from "../../db/Room-db";

export default class Room {
    private _roomId: number;

    constructor() {}

    setRoomId(roomId: number): Room {
        this._roomId = roomId;
        return this;
    }

    get roomId(): number {
        return this._roomId;
    }

    async setRoomIdOnMessageId(messageId: number): Promise<Room> {
        const res = await getRoomOnMessageId(messageId);
        if (res.length == 0) {
            throw "Message has no room";
        }
        this._roomId = res[0].room_id;
        return this;
    }

    async shouldDelete(): Promise<boolean> {
        if (!this._roomId) {
            throw "shouldDelete needs to have a roomId set.";
        }
        const res = await getRoomNbMessageAndThread(this._roomId);
        if (res.length === 0) return true;
        if (res[0].nbMessage === 0 && res[0].nbThread === 0) {
            return true;
        }
        return false;
    }

    async delete(): Promise<Room> {
        if (!this._roomId) {
            throw "shouldDelete needs to have a roomId set.";
        }
        await deleteRoom(this._roomId);
        return this;
    }
}