const { pool } = require('../config/databases');

exports.createIngredient = async (req, res) => {
    const { articles, quantity, uniter, price_unit, id_emplacement, id_compartiment } = req.body;

    if (!articles || !quantity || !uniter || !price_unit) {
        return res.status(400).json({ message: 'All fields are required.' });
    }

    // verify if compartiment exists
    try {
        const [compartiment] = await pool.query('SELECT * FROM compartiments WHERE id = ?', [id_compartiment]);

        if (compartiment.length === 0) {
            return res.status(404).json({ message: 'Compartiment not found.' });
        }

        // Insert ingredient
        const [result] = await pool.query('INSERT INTO stocks (articles, quantity, uniter, price_unit, id_emplacement, id_compartiment) VALUES (?, ?, ?, ?, ?, ?)', [articles, quantity, uniter, price_unit, id_emplacement, id_compartiment]);

        res.status(201).json({
            message: 'Ingredient created successfully',
            ingredient: {
                id: result.insertId,
                articles,
                quantity,
                uniter,
                price_unit,
                id_compartiment,
                created_at: new Date().toISOString(),
                updated_at: new Date().toISOString()
            }
        });
    } catch (error) {
        console.error(error);
        return res.status(500).json({ message: 'Server error while creating ingredient.' });
    }
}

exports.getIngredientsInventaire = async (req, res) => {
    try {
        const [rows] = await pool.query('SELECT emplacements.name, stocks.id as stock_id, stocks.articles, stocks.uniter, stocks.quantity, stocks.id_emplacement, stocks.id_compartiment FROM emplacements JOIN stocks ON emplacements.id = stocks.id_emplacement');
        res.json(rows);
    } catch (error) {
        console.error(error);
        res.status(500).json({ message: 'Server error while fetching ingredients.' });
    }
}

exports.getIngredientsEmplacements = async (req, res) => {
    try {
        const [rows] = await pool.query('SELECT emplacements.name AS emplacement_name, emplacements.id AS emplacement_id, emplacements.type AS emplacement_type, emplacements.temperature, emplacements.capacity AS emplacement_capacity, compartiments.id AS compartiment_id, compartiments.name AS compartiment_name, compartiments.capacity AS compartiment_capacity, compartiments.uniter AS compartiment_uniter, stocks.id AS stock_id, stocks.articles, stocks.quantity, stocks.uniter AS stock_uniter, stocks.price_unit FROM emplacements JOIN compartiments ON emplacements.id = compartiments.id_emplacement JOIN stocks ON compartiments.id = stocks.id_compartiment');
        res.json(rows);
    } catch (error) {
        console.error(error);
        res.status(500).json({ message: 'Server error while fetching ingredients.' });
    }
}