const express = require('express');
const router = express.Router();
const db = require('../lib/db');

// Public API — used by landing and dashboard to load dynamic content

// Get all settings as key-value object
router.get('/settings', async (req, res) => {
  try {
    const [rows] = await db.pool.execute('SELECT setting_key, setting_value FROM settings');
    const settings = {};
    for (const r of rows) settings[r.setting_key] = r.setting_value;
    res.json(settings);
  } catch (err) {
    res.status(500).json({ error: err.message });
  }
});

// Get categories with their tools
router.get('/tools', async (req, res) => {
  try {
    const [categories] = await db.pool.execute('SELECT * FROM categories ORDER BY sort_order');
    const [tools] = await db.pool.execute('SELECT * FROM tools WHERE is_enabled = 1 ORDER BY sort_order');

    const result = categories.map(cat => ({
      ...cat,
      tools: tools.filter(t => t.category_id === cat.id),
    }));

    res.json(result);
  } catch (err) {
    res.status(500).json({ error: err.message });
  }
});

// Get content blocks by section
router.get('/content/:section', async (req, res) => {
  try {
    const [rows] = await db.pool.execute(
      'SELECT block_key, title, body, sort_order FROM content_blocks WHERE section = ? AND is_visible = 1 ORDER BY sort_order',
      [req.params.section]
    );
    res.json(rows);
  } catch (err) {
    res.status(500).json({ error: err.message });
  }
});

module.exports = router;