const express = require('express');
const router = express.Router();
const categoryController = require('../controllers/category.controller');
const authMiddleware = require('../middleware/auth.middleware');

/**
 * @route   GET /api/categories
 * @desc    Get all active categories (guest sees only guest-accessible, auth sees all)
 * @access  Public (optional auth)
 */
router.get('/', authMiddleware.optionalAuth, categoryController.getAllCategories);

/**
 * @route   GET /api/categories/:id
 * @desc    Get category details with question preview and stats
 * @access  Public (optional auth, some categories require auth)
 */
router.get('/:id', authMiddleware.optionalAuth, categoryController.getCategoryById);

/**
 * @route   POST /api/categories
 * @desc    Create new category
 * @access  Private/Admin
 */
router.post('/', authMiddleware.verifyToken, authMiddleware.isAdmin, categoryController.createCategory);

/**
 * @route   PUT /api/categories/:id
 * @desc    Update category
 * @access  Private/Admin
 */
router.put('/:id', authMiddleware.verifyToken, authMiddleware.isAdmin, categoryController.updateCategory);

/**
 * @route   DELETE /api/categories/:id
 * @desc    Delete category (soft delete)
 * @access  Private/Admin
 */
router.delete('/:id', authMiddleware.verifyToken, authMiddleware.isAdmin, categoryController.deleteCategory);

module.exports = router;