const db = require('../plugin/DataBase/db')
const Redis = require('../plugin/DataBase/Redis')

class AccessControl {
    async checkSession(uuid, session) {
        return (await Redis.get(`userSession:${uuid}`)) === session
    }

    async isBanned(uuid) {
        const sql = 'SELECT COALESCE(is_banned, 0) AS is_banned FROM users WHERE uuid = ?'
        const rows = await db.query(sql, [uuid])
        return Number(rows[0]?.is_banned) === 1
    }

    async invalidateSession(uuid) {
        await Redis.del(`userSession:${uuid}`)
    }

    async getPermission(uuid) {
        const sql = 'SELECT permission FROM users WHERE uuid = ?'
        const rows = await db.query(sql, [uuid])

        return rows[0]?.permission || []
    }

    async checkJwAccount(uuid, username) {
        const sql = 'SELECT password FROM jw_account WHERE create_user = ? AND state = 1 AND username = ?'
        const rows = await db.query(sql, [uuid, username]);
        if (!rows || rows.length !== 1 || !rows[0].password)
            return false
        return rows[0]?.password
    }
}

module.exports = new AccessControl();