<?php

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

$trigram = htmlspecialchars($_GET["trigram"]);

$team = Team::fromTrigram($trigram);

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

if (isset($_POST["validate"])) {
    $team->setValidationStatus(ValidationStatus::VALIDATED);
    Mailer::sendValidateTeam($team);
}
elseif (isset($_POST["unvalidate"])) {
    $team->setValidationStatus(ValidationStatus::NOT_READY);
    Mailer::sendUnvalidateTeam($team);
}

if (isset($_POST["download_zip"])) {
	$file_name = getZipFile($team->getProblem(), $team->getId());

	header("Content-Type: application/zip");
	header("Content-Disposition: attachment; filename=\"Documents de l'équipe " . $team->getTrigram() . ".zip\"");
	header("Content-Length: " . strval(filesize($file_name)));

	readfile($file_name);

	exit();
}

if (isset($_POST["update_video_teams"])) {
	$update_video_teams = new UpdateVideoTeams($_POST);
	try {
		$update_video_teams->makeVerifications();
		$update_video_teams->update();
	} catch (AssertionError $e) {
		$has_error = true;
		$error_message = $e->getMessage();
	}
}

class UpdateVideoTeams
{
	private $other_teams;

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

	public function makeVerifications()
	{
		ensure(Phase::getCurrentPhase() < Phase::PHASE2, "Il est trop tard pour réaffecter les vidéos aux équipes.");
		ensure(sizeof($this->other_teams) == 2, "L'équipe doit recevoir exactement deux vidéos.");
		ensure(Team::fromId($this->other_teams[0]) != null, "La première équipe n'existe pas.");
		ensure(Team::fromId($this->other_teams[1]) != null, "La seconde équipe n'existe pas.");
	}

	public function update()
	{
		global $team;

		$team->setVideoTeamIds($this->other_teams);
	}
}

$other_teams = Team::getAllTeams($team->getProblem());
$documents = Document::getAllDocuments($team->getProblem(), $team->getId());

require_once "server_files/views/equipe.php";