<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');

/* ----------------------------------------------------------------------------
 * Easy!Appointments - Open Source Web Scheduler
 *
 * @package     EasyAppointments
 * @author      A.Tselegidis <alextselegidis@gmail.com>
 * @copyright   Copyright (c) 2013 - 2016, Alex Tselegidis
 * @license     http://opensource.org/licenses/GPL-3.0 - GPLv3
 * @link        http://easyappointments.org
 * @since       v1.2.0
 * ---------------------------------------------------------------------------- */

require_once __DIR__ . '/API_V1_Controller.php';

use \EA\Engine\Api\V1\Response;
use \EA\Engine\Api\V1\Request;

/**
 * Settings Controller
 *
 * @package Controllers
 * @subpackage API
 */
class Settings extends API_V1_Controller {
    /**
     * Settings Resource Parser
     * 
     * @var \EA\Engine\Api\V1\Parsers\Settings
     */
    protected $parser; 

    /**
     * Class Constructor
     */
    public function __construct() {
        parent::__construct();
        $this->load->model('settings_model');
        $this->parser = new \EA\Engine\Api\V1\Parsers\Settings;
    }

    /**
     * GET API Method 
     * 
     * @param string $name Optional (null), the setting name to be returned.
     */
    public function get($name = null) {
        try {
            $settings = $this->settings_model->get_settings(); 

            if ($name !== null) {
                $setting = null; 

                foreach ($settings as $entry) {
                    if ($entry['name'] === $name) {
                        $setting = $entry;
                        break;
                    }
                }

                if (empty($setting)) {
                    $this->_throwRecordNotFound();
                }

                unset($setting['id']);

                $settings = [
                    $setting
                ]; 
            } 

            $response = new Response($settings); 

            $response->encode($this->parser)
                    ->search()
                    ->sort()
                    ->paginate()
                    ->minimize()
                    ->singleEntry($name)
                    ->output();

        } catch(\Exception $exception) {
            exit($this->_handleException($exception)); 
        }
    }

    /**
     * PUT API Method 
     *
     * @param string $name The setting name to be inserted/updated.
     */
    public function put($name) {
        try {            
            $request = new Request(); 
            $value = $request->getBody()['value']; 
            $this->settings_model->set_setting($name, $value); 
            
            // Fetch the updated object from the database and return it to the client.
            $response = new Response([
                [
                    'name' => $name,
                    'value' => $value
                ]
            ]); 
            $response->encode($this->parser)->singleEntry($name)->output(); 
        } catch(\Exception $exception) {
            exit($this->_handleException($exception)); 
        } 
    }

    /**
     * DELETE API Method 
     *
     * @param string $name The setting name to be deleted. 
     */
    public function delete($name) {
        try {
            $result = $this->settings_model->remove_setting($name);

            $response = new Response([
                'code' => 200, 
                'message' => 'Record was deleted successfully!'
            ]);

            $response->output();
        } catch(\Exception $exception) {
            exit($this->_handleException($exception)); 
        }  
    }
}