const db = require('../config/database');

// GET all plants
exports.getAllPlants = async (req, res) => {
  try {
    const [rows] = await db.query('SELECT * FROM plants ORDER BY created_at DESC');
    res.json({ success: true, data: rows });
  } catch (error) {
    res.status(500).json({ success: false, error: error.message });
  }
};

// GET single plant by ID
exports.getPlantById = async (req, res) => {
  try {
    const [rows] = await db.query('SELECT * FROM plants WHERE plant_id = ?', [req.params.id]);
    if (rows.length === 0) {
      return res.status(404).json({ success: false, error: 'Plant not found' });
    }
    res.json({ success: true, data: rows[0] });
  } catch (error) {
    res.status(500).json({ success: false, error: error.message });
  }
};

// CREATE new plant
exports.createPlant = async (req, res) => {
  try {
    const { local_name, scientific_name, plant_type, botanical_identification_by } = req.body;
    
    const [result] = await db.query(
      'INSERT INTO plants (local_name, scientific_name, plant_type, botanical_identification_by) VALUES (?, ?, ?, ?)',
      [local_name, scientific_name, plant_type, botanical_identification_by]
    );
    
    res.status(201).json({ 
      success: true, 
      message: 'Plant created successfully',
      data: { plant_id: result.insertId }
    });
  } catch (error) {
    res.status(500).json({ success: false, error: error.message });
  }
};

// UPDATE plant
exports.updatePlant = async (req, res) => {
  try {
    const { local_name, scientific_name, plant_type, botanical_identification_by } = req.body;
    
    const [result] = await db.query(
      'UPDATE plants SET local_name = ?, scientific_name = ?, plant_type = ?, botanical_identification_by = ? WHERE plant_id = ?',
      [local_name, scientific_name, plant_type, botanical_identification_by, req.params.id]
    );
    
    if (result.affectedRows === 0) {
      return res.status(404).json({ success: false, error: 'Plant not found' });
    }
    
    res.json({ success: true, message: 'Plant updated successfully' });
  } catch (error) {
    res.status(500).json({ success: false, error: error.message });
  }
};

// DELETE plant
exports.deletePlant = async (req, res) => {
  try {
    const [result] = await db.query('DELETE FROM plants WHERE plant_id = ?', [req.params.id]);
    
    if (result.affectedRows === 0) {
      return res.status(404).json({ success: false, error: 'Plant not found' });
    }
    
    res.json({ success: true, message: 'Plant deleted successfully' });
  } catch (error) {
    res.status(500).json({ success: false, error: error.message });
  }
};

// GET plant alternate names
exports.getPlantAlternateNames = async (req, res) => {
  try {
    const [rows] = await db.query(
      'SELECT * FROM plant_alternate_names WHERE plant_id = ?',
      [req.params.id]
    );
    res.json({ success: true, data: rows });
  } catch (error) {
    res.status(500).json({ success: false, error: error.message });
  }
};

// ADD alternate name
exports.addAlternateName = async (req, res) => {
  try {
    const { alternate_name, language_or_dialect } = req.body;
    
    const [result] = await db.query(
      'INSERT INTO plant_alternate_names (plant_id, alternate_name, language_or_dialect) VALUES (?, ?, ?)',
      [req.params.id, alternate_name, language_or_dialect]
    );
    
    res.status(201).json({ 
      success: true, 
      message: 'Alternate name added successfully',
      data: { alt_name_id: result.insertId }
    });
  } catch (error) {
    res.status(500).json({ success: false, error: error.message });
  }
};