const { pool } = require("../modules/database")
const { DefaultError } = require("../errors/errors")

async function findByUserId(userId) {
    try {
        const sql = "SELECT * FROM credentials WHERE userId = ?"
        const rows = await pool.query(sql, [userId])
        return rows[0] || null
    } catch (error) {
        throw new DefaultError(500, "Internal Server Error", error)
    }
}

async function create(userId, passwordHash) {
    try {
        const sql = "INSERT INTO credentials (userId, passwordHash) VALUES (?, ?)"
        const rows = await pool.query(sql, [userId, passwordHash])
        return rows || null
    } catch (error) {
        throw new DefaultError(500, "Internal Server Error", error)
    }
}

async function updatePassword(userId, passwordHash) {
    try {
        const sql = "UPDATE credentials SET passwordHash = ? WHERE userId = ?"
        const rows = await pool.query(sql, [passwordHash, userId])
        return rows.affectedRows > 0
    } catch (error) {
        throw new DefaultError(500, "Internal Server Error", error)
    }
}

async function remove(id) {
    try {
        const sql = "DELETE FROM credentials WHERE userId = ?"
        const rows = await pool.query(sql, [id])
        return rows.affectedRows > 0
    } catch (error) {
        throw new DefaultError(500, "Internal Server Error", error)
    }
}

module.exports = {
    create,
    remove,
    findByUserId,
    updatePassword,
}