<?php

require_once $GLOBALS['app_path'].'Framework/Model.php';
require_once $GLOBALS['app_path'].'Model/Entity/Camera.php';

class ModelCamera extends Model{

    public function getCamera($camera_id, $user_id)
    {
        $sql = "select * from camera where id=?";
        $result = $this->executeRequest($sql, array($camera_id));
        if ( $result->rowCount() == 1)
        {
            $result = $result->fetch();
            $name = $this->getNameCameraByUser($user_id, $camera_id);
            return new Camera($result['id'], $name, $result['product_key'],$result['available'],$result['enabled'],$result['rtmp_handle']);
        }
        else
            throw new Exception("Aucune caméra ne correspond à cet identifiant");
    }

    public function getNameCameraByUser($user_id, $camera_id)
    {
        $sql = "select name from user_camera where user_id=? and camera_id=?";
        $result = $this->executeRequest($sql, array($user_id, $camera_id));
        if($result->rowCount() == 1)
            return $result->fetch()['name'];
        else
            throw new Exception("Cet utilisateur n'as pas accès à cet caméra");
    }

    public function addCamera($id, $product_key, $available, $enabled, $rtmp_handle)
    {
        $sql = "insert into camera values(?,?,?,?,?)";
        $this->executeRequest($sql, array($id, $product_key, $available, $enabled, $rtmp_handle));
    }

    public function getAllCameraByUser($user_id)
    {
        $sql = "select * from user_camera where user_id=?";
        $result = $this->executeRequest($sql, array($user_id));
        $result = $result->fetchAll();
        $cameras = null;
        foreach($result as $cam)
        {
            $cameras[] = $this->getCamera($cam['camera_id'], $user_id);
        }

        return $cameras;
    }

    public function userCanAccessCam($user_id, $camera_id)
    {
        $sql = "select name from user_camera where user_id=? and camera_id=?";
        $result = $this->executeRequest($sql, array($user_id, $camera_id));
        return $result->rowCount() == 1;
    }

    public function delete($id)
    {
        $sql = "delete from camera where id=?";
        $this->executeRequest($sql,array($id));
    }

    public function exist($camera_id)
    {
        $sql = "select * from camera where id=? ";
        $result = $this->executeRequest($sql, array($camera_id));
        return ($result->rowCount() == 1);
    }

    public function getCameraOnly($camera_id)
    {
        $sql = "select * from camera where id=?";
        $result = $this->executeRequest($sql, array($camera_id));
        if ( $result->rowCount() == 1)
        {
            $result = $result->fetch();
            return new Camera($result['id'], "", $result['product_key'],$result['available'],$result['enabled'],$result['rtmp_handle']);
        }
        else
            throw new Exception("Aucune caméra ne correspond à cet identifiant");
    }

}