<?php

if (!isset($_SESSION["user_id"]) || $_SESSION["role"] != Role::PARTICIPANT && $_SESSION["role"] != Role::ENCADRANT)
	require_once "server_files/403.php";

/**
 * @var User $user
 * @var Team $team
 */
$user = $_SESSION["user"];
;$team = $user->getRole() == Role::PARTICIPANT ? $_SESSION["team"] : Team::fromTrigram($_GET["trigram"]);

if ($team == null)
	require_once "server_files/404.php";

if ($user->getRole() == Role::ENCADRANT && $team->getEncadrantId() != $user->getId() || $team->getValidationStatus() != ValidationStatus::VALIDATED)
	require_once "server_files/403.php";

if (Phase::getCurrentPhase() != Phase::PHASE1) {
	if (!(Phase::getCurrentPhase() == Phase::PHASE12 && Video::getVideo(Reason::SOLUTION, $team) != NULL && (Video::getVideo(Reason::SOLUTION, $team, ValidationStatus::WAITING) == NULL || isset($_POST["upload"]))))
		require_once "server_files/403.php";
}

$has_error = false;
$error_message = null;

if (isset($_POST["upload"])) {
	$new_video = new NewVideo($_POST);
	try {
		$new_video->makeVerifications();
		$new_video->uploadVideo();
	} catch (AssertionError $e) {
		$has_error = true;
		$error_message = $e->getMessage();
	}
}

class NewVideo
{
	public $link;
	private $valid_link;
	private $no_change;

	public function __construct($data)
	{
		foreach ($data as $key => $value)
			$this->$key = $value;
	}

	public function makeVerifications()
	{
		ensure(preg_match("#(https?\:\/\/|)[a-zA-Z0-9\-\.]+\.[a-zA-Z]{2,3}(\/\S*)?#", $this->link), "Ce n'est pas une URL valide.");
		$this->link = preg_replace('/^(?!https?:\/\/)/', 'https://', $this->link);
		ensure($this->valid_link != null, "Vous devez confirmer que le lien est valide.");
		ensure($this->no_change != null, "Vous devez vous engager à ne pas changer le contenu du lien et de la vidéo.");
	}

	public function uploadVideo()
	{
		global $DB, $YEAR, $team;

		$req = $DB->prepare("INSERT INTO `videos`(`team`, `problem`, `link`, `reason`, `year`) VALUES (?, ?, ?, ?, ?)");
		$req->execute([$team->getId(), $team->getProblem(), $this->link, Reason::getName(Reason::SOLUTION), $YEAR]);

		Mailer::sendNewVideo($this, $team);
	}
}

$video = Video::getVideo(Reason::SOLUTION, $team);
$video_validated = Video::getVideo(Reason::SOLUTION, $team, Video::ACCEPTED);

require_once "server_files/views/envoyer_video.php";