const express = require('express');
const router = express.Router();
const { settings, getDefaultSettings } = require('../db');

/**
 * Get all settings
 * GET /api/settings
 */
router.get('/', async (req, res) => {
    try {
        const currentSettings = await settings.get();
        res.json(currentSettings);
    } catch (err) {
        console.error('Error getting settings:', err);
        res.status(500).json({ error: err.message });
    }
});

/**
 * Update settings (partial update)
 * PUT /api/settings
 */
router.put('/', async (req, res) => {
    try {
        const updates = req.body;
        const updatedSettings = await settings.update(updates);
        res.json(updatedSettings);
    } catch (err) {
        console.error('Error updating settings:', err);
        res.status(500).json({ error: err.message });
    }
});

/**
 * Reset settings to defaults
 * DELETE /api/settings
 */
router.delete('/', async (req, res) => {
    try {
        const defaultSettings = await settings.reset();
        res.json(defaultSettings);
    } catch (err) {
        console.error('Error resetting settings:', err);
        res.status(500).json({ error: err.message });
    }
});

/**
 * Get default settings (for reference)
 * GET /api/settings/defaults
 */
router.get('/defaults', (req, res) => {
    res.json(getDefaultSettings());
});

module.exports = router;