const db = require("../models/index");
const Team = db.Team;
const Op = db.Sequelize.Op;

exports.insert = (req, res) => {
    Team.create(req.body)
        .then(team => {
            return res.status(201).send(team);
        })
        .catch(err => {
            res.status(500).send({ message: err.message });
        });
}

exports.findAll = (req, res) => {
    const title = req.query.title;
    const condition = title ? {title: {[Op.iLike]: `%${title}%`}} : null;

    Team.findAll({
        where: condition,
        include: ['players']
    }).then(data => {
        res.send(data);
    }).catch(err => {
        res.status(500).send({
            message:
                err.message || "Some error occurred while retrieving teams."
        });
    });
};

exports.findOne = (req, res) => {
    const id = req.params.id;

    Team.findByPk(id, {
        include: ['players']
    }).then(data => {
        res.send(data);
    }).catch(err => {
        res.status(500).send({
            message: `Error retrieving team with id=${id}: ${err.message}`
        });
    });
};

exports.addPlayer = async (req, res) => {
    const teamId = req.params.id;
    const { playerIds } = req.body;

    try {
        // Fetch the team by ID
        const team = await Team.findByPk(teamId);

        if (!team) {
            return res.status(404).send({ message: `Team with id=${teamId} not found.` });
        }

        // Add multiple players to the team
        await team.addPlayers(playerIds);

        res.status(200).send({ message: `Players added to team with id=${teamId} successfully.` });
    } catch (err) {
        res.status(500).send({
            message: `Error adding players to team with id=${teamId}: ${err.message}`
        });
    }
}

exports.removePlayer = async (req, res) => {
    const teamId = req.params.id;
    const { playerIds } = req.body;

    try {
        // Fetch the team by ID
        const team = await Team.findByPk(teamId);

        if (!team) {
            return res.status(404).send({ message: `Team with id=${teamId} not found.` });
        }

        // Add multiple players to the team
        await team.removePlayers(playerIds);

        res.status(200).send({ message: `Players added to team with id=${teamId} successfully.` });
    } catch (err) {
        res.status(500).send({
            message: `Error adding players to team with id=${teamId}: ${err.message}`
        });
    }
}