<?php
    session_start();

    header("Access-Control-Allow-Origin: *");
    header('Content-Type: application/json; charset=UTF-8');
    
    require_once("repositories/LocalRepository.php");
    require_once("repositories/UserRepository.php");
    require_once("repositories/CommentRepository.php");
    require_once("constants.php");

    /*$servername = "localhost";
    $username = "smartcharging";
    $password = "LXRLBaEAuRr7M7jY";*/

    //$params = json_decode($_REQUEST["params"], true);

    //$input = file_get_contents('php://input');
    $params = json_decode(file_get_contents('php://input'), true);

    $conn;
    $risposta = array();
    $repo;

    try {
        $conn = new PDO("mysql:host=".DB_SERVERNAME.";dbname=".DB_NAME, DB_USERNAME, DB_PASSWORD);
        $conn->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
        //echo "Connesso con successo al DB";

        if (!array_key_exists("token", $params) || !UserRepository::checkToken($params["token"], $conn)) {
            //$risposta["return"] = -1;
            $risposta = createErrorMessage(-1, "Token non valido");
            echo json_encode($risposta);
            die();
        }

        $type = $params["type"];

        if ($type=="local") {
            $repo = new LocalRepository($conn);
        } else if ($type=="comment") {
            $repo = new CommentRepository($conn);
        } else {
            $risposta = createErrorMessage(1, "Parametro \"type\" non valido");
            //$risposta["return"] = 1;
            echo json_encode($risposta);
            die();
        }

        $risposta["return"] = $repo->deleteImage($params["id"], $params["img"]);

        unlink($_SERVER['DOCUMENT_ROOT'].IMAGES_PATH.$params["img"]);      

    }
    catch(PDOException $e)
    {
        echo $e->getMessage();
        $risposta = createErrorMessage(1, "Errore DB");
        //$risposta["return"] = 1;
    }

    echo json_encode($risposta);
    $conn = null; //Close the connection to the DBMS

?>