<?php

require_once "../config.php";

if (isset($_POST["leave_team"])) {
	quitTeam();
}

$tournaments_response = $DB->query("SELECT `id`, `name` FROM `tournaments` WHERE `year` = '$YEAR';");

if (isset($_POST["send_document"])) {
	$error_message = sendDocument();
}

if (isset($_POST["request_validation"])) {
	if (!checkCanValidate())
		$error_message = "Votre équipe ne peut pas demander la validation : il manque soit des participants, soit des documents.";
	else {
		$DB->exec("UPDATE `teams` SET `validation_status` = 'WAITING' WHERE `id` = " . $_SESSION["team_id"] . ";");
		$_SESSION["team_validation_status"] = "WAITING";
	}
}

if (isset($_SESSION["user_id"]) && isset($_SESSION["team_id"])) {
	$result = $DB->query("SELECT * FROM `teams` WHERE `id` = '" . $_SESSION["team_id"] . "' AND `year` = '$YEAR';");
	$team_data = $result->fetch();
	
	$tournament_data = $DB->query("SELECT `name`, `date_start` FROM `tournaments` WHERE `id` = '" . $team_data["tournament"] . "' AND `year` = '$YEAR';")->fetch();
	
	$documents_req = $DB->prepare("SELECT `file_id`, `type`, COUNT(`type`) AS `version` FROM `documents` WHERE `user` = ? AND `tournament` = ? GROUP BY `type`, `uploaded_at` ORDER BY `type`, `uploaded_at` DESC;");
	$documents_req->execute([$_SESSION["user_id"], $_SESSION[isset($_SESSION["final_id"]) ? "final_id" : "tournament_id"]]);
}
else
    require_once "../403.php";

if (isset($_POST["team_edit"])) {
	$error_message = updateTeam();
}

function sendDocument()
{
	global $LOCAL_PATH, $DB;
	
	$type = strtoupper(htmlspecialchars($_POST["type"]));
	if (!isset($type) || ($type != "PARENTAL_CONSENT" && $type != "PHOTO_CONSENT" && $type != "SANITARY_PLUG"))
		return "Le type de document est invalide. Merci de ne pas formuler vos propres requêtes.";
	
	$file = $_FILES["document"];
	
	if ($file["size"] > 5000000 || $file["error"])
		return "Une erreur est survenue. Merci de vérifier que le fichier pèse moins que 5 Mo.";
	
	if (finfo_file(finfo_open(FILEINFO_MIME_TYPE), $file["tmp_name"]) != 'application/pdf')
		return "Le fichier doit être au format PDF.";
	
	if (!is_dir("$LOCAL_PATH/files") && !mkdir("$LOCAL_PATH/files"))
		return "Les droits sont insuffisants. Veuillez contacter l'administrateur du serveur.";
	
	$alphabet = "abcdefghijklmnopqrstuvwxyz0123456789";
	
	do {
		$id = "";
		for ($i = 0; $i < 64; ++$i) {
			$id .= $alphabet[rand(0, strlen($alphabet) - 1)];
		}
	} while (file_exists("$LOCAL_PATH/files/$id"));
	
	if (!rename($file["tmp_name"], "$LOCAL_PATH/files/$id"))
		return "Une erreur est survenue lors de l'envoi du fichier.";
	
	$req = $DB->prepare("INSERT INTO `documents`(`file_id`, `user`, `team`, `tournament`, `type`)
                VALUES (?, ?, ?, ?, ?);");
	$req->execute([$id, $_SESSION["user_id"], $_SESSION["team_id"], $_SESSION[isset($_SESSION["final_id"]) ? "final_id" : "tournament_id"], $type]);
	
	return false;
}

function updateTeam()
{
	global $DB, $YEAR, $URL_BASE, $team_data;
	
	if ($_SESSION["team_id"] == NULL)
		return "Vous n'êtes pas dans une équipe.";
	
	$name = htmlspecialchars($_POST["name"]);
	
	if (!isset($name) || $name == "")
		return "Vous devez spécifier un nom d'équipe.";
	
	echo $team_data["id"];
	$result = $DB->query("SELECT `id` FROM `teams` WHERE `name` = '" . $name . "' AND `id` != " . $team_data["id"] . " AND `year` = '$YEAR';");
	if ($result->fetch())
		return "Une équipe existe déjà avec ce nom." . $team_data["id"];
	
	$trigram = strtoupper(htmlspecialchars($_POST["trigram"]));
	
	if (!preg_match("#^[A-Z][A-Z][A-Z]$#", $trigram))
		return "Le trigramme entré n'est pas valide.";
	
	$result = $DB->query("SELECT `id` FROM `teams` WHERE `trigram` = '" . $trigram . "' AND `id` != '" . $team_data["id"] . "' AND `year` = '$YEAR';");
	if ($result->fetch())
		return "Une équipe a déjà choisi ce trigramme.";
	
	$tournament_id = intval(htmlspecialchars($_POST["tournament"]));
	
	$result = $DB->query("SELECT `id`, `name` FROM `tournaments` WHERE `id` = '" . $tournament_id . "' AND `year` = '$YEAR';");
	$data = $result->fetch();
	if ($data === FALSE)
		return "Le tournoi spécifié n'existe pas.";
	
	$req = $DB->prepare("UPDATE `teams` SET `name` = ?, `trigram` = ?, `tournament` = ? WHERE `id` = ?;");
	$req->execute([$name, $trigram, $tournament_id, $team_data["id"]]);
	
	header("Location: $URL_BASE/mon_equipe");
	
	return false;
}

function checkCanValidate()
{
	global $DB, $team_data, $tournament_data, $YEAR;
	$can_validate = $team_data["validation_status"] == "NOT_READY";
	$can_validate &= $team_data["encadrant_1"] != NULL;
	$can_validate &= $team_data["participant_4"] != NULL;
	for ($i = 1; $i <= 2; ++$i) {
		if ($team_data["encadrant_$i"] === NULL)
			continue;
		
		$req = $DB->prepare("SELECT COUNT(`type`) AS `version` FROM `documents` WHERE `user` = ? AND `type` = ? GROUP BY `uploaded_at` ORDER BY `uploaded_at` DESC;");
		$req->execute([$team_data["encadrant_$i"], "PHOTO_CONSENT"]);
		$d = $req->fetch();
		$can_validate &= $d["version"] > 0;
		
		$req = $DB->prepare("SELECT COUNT(`type`) AS `version` FROM `documents` WHERE `user` = ? AND `type` = ? GROUP BY `uploaded_at` ORDER BY `uploaded_at` DESC;");
		$req->execute([$team_data["encadrant_$i"], "SANITARY_PLUG"]);
		$d = $req->fetch();
		$can_validate &= $d["version"] > 0;
	}
	for ($i = 1; $i <= 6; ++$i) {
		if ($team_data["participant_$i"] === NULL)
			continue;
		
		$req = $DB->prepare("SELECT COUNT(`type`) AS `version` FROM `documents` WHERE `user` = ? AND `type` = ? GROUP BY `uploaded_at` ORDER BY `uploaded_at` DESC;");
		$req->execute([$team_data["participant_$i"], "PHOTO_CONSENT"]);
		$d = $req->fetch();
		$can_validate &= $d["version"] > 0;
		
		$req = $DB->prepare("SELECT COUNT(`type`) AS `version` FROM `documents` WHERE `user` = ? AND `type` = ? GROUP BY `uploaded_at` ORDER BY `uploaded_at` DESC;");
		$req->execute([$team_data["participant_$i"], "SANITARY_PLUG"]);
		$d = $req->fetch();
		$can_validate &= $d["version"] > 0;
		
		$birth_date = $DB->query("SELECT `birth_date` FROM `users` WHERE `id` = " . $team_data["participant_$i"] . ";")->fetch()["birth_date"];
		if ($birth_date > strval($YEAR - 18) . substr($tournament_data["date_start"], 4)) {
			$req = $DB->prepare("SELECT COUNT(`type`) AS `version` FROM `documents` WHERE `user` = ? AND `type` = ? GROUP BY `uploaded_at` ORDER BY `uploaded_at` DESC;");
			$req->execute([$team_data["participant_$i"], "PARENTAL_CONSENT"]);
			$d = $req->fetch();
			$can_validate &= $d["version"] > 0;
		}
	}
	
	return $can_validate;
}

require_once "../views/header.php";
require_once "../views/mon_equipe.php";
require_once "../views/footer.php";