<?php

include 'config.php';

$tournament_name = htmlspecialchars($_GET["nom"]);

$response = $DB->prepare("SELECT * FROM `tournaments` WHERE `name` = ? AND `year` = $YEAR;");
$response->execute([$tournament_name]);
$data = $response->fetch();

$orgas_req = $DB->query("SELECT `surname`, `first_name` FROM `users` JOIN `organizers` ON `users`.`id` = `organizer` WHERE `tournament` = " . $data["id"] . ";");
$orgas = [];
while (($orga_data = $orgas_req->fetch()) !== false) {
    $orgas[] = $orga_data["first_name"] . " " . $orga_data["surname"];
}

if (isset($_POST["edit_tournament"])) {
	$error_message = updateTournament();
}

$teams_response = $DB->query("SELECT `id`, `name`, `trigram`, `inscription_date`, `validation_status` FROM `teams` WHERE `tournament` = " . $data["id"] . " AND `year` = $YEAR;");

$orgas_response = $DB->query("SELECT `id`, `surname`, `first_name` FROM `users` WHERE (`role` = 'ORGANIZER' OR `role` = 'ADMIN') AND `year` = '$YEAR';");

function updateTournament() {
	global $DB, $URL_BASE, $YEAR, $MAIL_ADDRESS, $data;

	$tournament_id = $data["id"];

    $name = htmlspecialchars($_POST["name"]);

	$result = $DB->query("SELECT `id` FROM `tournaments` WHERE `name` = '" . $name . "' AND `id` != $tournament_id AND `year` = '$YEAR';");
	if ($result->fetch())
		return "Un tournoi existe déjà avec ce nom.";

	if (!isset($_POST["organizer"]) || sizeof($_POST["organizer"]) == 0)
		return "Aucun organisateur n'a été choisi.";

	if ($_SESSION["role"] == "ADMIN") {
		$organizers = $_POST["organizer"];
		$orga_mails = [];

		foreach ($organizers as $orga) {
			$result = $DB->query("SELECT `role`, `email` FROM `users` WHERE `id` = '" . $orga . "' AND `year` = '$YEAR';");
			$data = $result->fetch();
			if ($data === FALSE)
				return "L'organisateur spécifié n'existe pas.";
			if ($data["role"] != "ORGANIZER" && $data["role"] != "ADMIN")
				return "L'organisateur indiqué ne peut pas organiser de tournoi.";
			$orga_mails[] = $data["email"];
		}
	}

	try {
		$size = intval(htmlspecialchars($_POST["size"]));
	}
	catch (Exception $ex) {
		return "Le nombre d'équipes indiqué n'est pas un entier valide.";
	}

	if ($size < 3 || $size > 12)
		return "Un tournoi doit comporter entre 3 et 12 équipes.";

	$place = htmlspecialchars($_POST["place"]);

	try {
		$price = intval(htmlspecialchars($_POST["price"]));
	}
	catch (Throwable $t) {
		return "Le tarif pour les participants n'est pas un nombre valide.";
	}

	if ($price < 0)
		return "Le TFJM² ne va pas payer les élèves pour venir.";

	if ($price > 50)
		return "Soyons raisonnable sur le prix.";

	$date_start = htmlspecialchars($_POST["date_start"]);
	$date_start_parsed = date_parse_from_format("yyyy-mm-dd", $date_start);

	$date_end = htmlspecialchars($_POST["date_end"]);
	$date_end_parsed = date_parse_from_format("yyyy-mm-dd", $date_end);

	$date_inscription = htmlspecialchars($_POST["date_inscription"]);
	$time_inscription = htmlspecialchars($_POST["time_inscription"]);
	$date_inscription_parsed = date_parse_from_format("yyyy-mm-dd", $date_inscription . ' ' . $time_inscription);

	$date_solutions = htmlspecialchars($_POST["date_solutions"]);
	$time_solutions = htmlspecialchars($_POST["time_solutions"]);
	$date_solutions_parsed = date_parse_from_format("yyyy-mm-dd", $date_solutions . ' ' . $time_solutions);

	$date_syntheses = htmlspecialchars($_POST["date_syntheses"]);
	$time_syntheses = htmlspecialchars($_POST["time_syntheses"]);
	$date_syntheses_parsed = date_parse_from_format("yyyy-mm-dd", $date_syntheses . ' ' . $time_syntheses);

	if (!$date_start_parsed || !$date_end_parsed || !$date_inscription_parsed || !$date_solutions_parsed || !$date_syntheses_parsed)
		return "Une date est mal formée.";

	$description = htmlspecialchars($_POST["description"]);

	$req = $DB->prepare("UPDATE `tournaments` SET `name` = ?, `size` = ?, `place` = ?, `price` = ?, `description` = ?, 
                           `date_start` = ?, `date_end` = ?, `date_inscription` = ?, `date_solutions` = ?, `date_syntheses` = ?
                            WHERE `id` = $tournament_id;");
	$req->execute([$name, $size, $place, $price, $description, $date_start, $date_end,
		"$date_inscription $time_inscription", "$date_solutions $time_solutions", "$date_syntheses $time_syntheses"]);

	if ($_SESSION["role"] == "ADMIN") {
		$DB->exec("DELETE FROM `organizers` WHERE `tournament` = $tournament_id;");
		foreach ($organizers as $orga) {
			$req = $DB->prepare("INSERT INTO `organizers`(`organizer`, `tournament`) VALUES(?, ?);");
			$req->execute([$orga, $tournament_id]);
		}
	}

	header("Location: $URL_BASE/tournoi/" . $name);
	exit();
}

?>

<?php include "header.php" ?>

    <h2>Tournoi de <?php echo $data["name"] ?></h2>

    <strong>Organisateur<?= sizeof($orgas) >= 2 ? 's' : '' ?> :</strong>
    <?php
    $s = "";
    foreach ($orgas as $orga)
        $s .= $orga . ", ";
    echo substr($s, 0, -2);
    ?>
    <br />
    <strong>Nombre d'équipes maximal :</strong> <?php echo $data["size"] ?><br />
    <strong>Lieu :</strong> <?php echo $data["place"] ?><br />
    <strong>Prix par partipant :</strong> <?php echo $data["price"] == 0 ? "Gratuit" : $data["price"] . " €" ?><br />
    <strong>Dates :</strong> Du <?php echo echo_date($data["date_start"]) ?> au <?php echo echo_date($data["date_end"]) ?><br />
    <strong>Clôture des inscriptions :</strong> <?php echo echo_date($data["date_inscription"], true) ?><br />
    <strong>Date limite d'envoi des solutions :</strong> <?php echo echo_date($data["date_solutions"], true) ?><br />
    <strong>Date limite d'envoi des notes de synthèse :</strong> <?php echo echo_date($data["date_syntheses"], true) ?><br />
    <strong>Description :</strong> <?php echo $data["description"] ?><br />

<?php if (!isset($_GET["modifier"])) { ?>
    <a href="<?= $URL_BASE ?>/tournoi/<?= $data["name"] ?>/modifier">Éditer le tournoi</a>

    <hr/>

    <h2>Équipes inscrites à ce tournoi :</h2>

    <table style="border: 1px solid black; width: 100%;">
        <thead>
        <tr>
            <th style="border: 1px solid black; text-align: center">
                Équipe
            </th>
            <th style="border: 1px solid black; text-align: center">
                Trigramme
            </th>
            <th style="border: 1px solid black; text-align: center">
                Date d'inscription
            </th>
            <th style="border: 1px solid black; text-align: center">
                État de validation de l'inscription
            </th>
        </tr>
        </thead>
        <tbody>
		<?php
		while (($team_data = $teams_response->fetch()) != false) {
			?>
            <tr>
                <td style="border: 1px solid black; text-align: center">
					<?php
					if (isset($_SESSION["role"]) && ($_SESSION["role"] == "ADMIN" || ($_SESSION["role"] == "ORGANIZER" && $data["organizer"] == $_SESSION["user_id"])))
						echo "<a href=\"$URL_BASE/equipe/" . $team_data["trigram"] . "\">" . $team_data["name"] . "</a>";
					else
						echo $team_data["name"];
					?>
                </td>
                <td style="border: 1px solid black; text-align: center"><?php echo $team_data["trigram"] ?></td>
                <td style="border: 1px solid black; text-align: center"><?php echo echo_date($team_data["inscription_date"]) ?></td>
                <td style="border: 1px solid black; text-align: center">
					<?php
					switch ($team_data["validation_status"]) {
						case "NOT_READY":
							echo "Inscription non terminée";
							break;
						case "WAITING":
							echo "En attente de validation";
							break;
						case "VALIDATED":
							echo "Inscription validée";
							break;
						default:
							echo "Statut inconnu";
							break;
					}
					?>
                </td>
            </tr>
			<?php
		}
		?>
        </tbody>
        <tfoot>
        <tr>
            <th style="border: 1px solid black; text-align: center">
                Équipe
            </th>
            <th style="border: 1px solid black; text-align: center">
                Trigramme
            </th>
            <th style="border: 1px solid black; text-align: center">
                Date d'inscription
            </th>
            <th style="border: 1px solid black; text-align: center">
                État de validation de l'inscription
            </th>
        </tr>
        </tfoot>
    </table>

<?php
}
else {
    ?>
    <form method="POST">
        <input type="hidden" name="submitted" value="true" />
        <table style="width: 100%;">
            <tbody>
            <tr>
                <td style="width: 30%;">
                    <label for="name">Nom :</label>
                </td>
                <td style="width: 70%;">
                    <input style="width: 100%;" type="text" id="name" name="name" value="<?= $data["name"] ?>" required />
                </td>
            </tr>
            <?php if ($_SESSION["role"] == "ADMIN") { ?>
                <tr>
                    <td>
                        <label for="organizer">Organisateur :</label>
                    </td>
                    <td>
                        <select style="width: 100%;" id="organizer" name="organizer[]" multiple size="4" required>
                            <?php
                            while (($orga_data = $orgas_response->fetch()) !== FALSE) {
                                echo "<option value=\"" . $orga_data["id"] . "\" " . (in_array($orga_data["first_name"] . " " . $orga_data["surname"], $orgas) ? "selected" : "")
                                    . ">" . $orga_data["first_name"] . " " . $orga_data["surname"] . "</option>\n";
                            }
                            ?>
                        </select>
                    </td>
                </tr>
            <?php } ?>
            <tr>
                <td>
                    <label for="size">Nombre d'équipes :</label>
                </td>
                <td>
                    <input style="width: 100%;" type="number" id="size" name="size" min="3" max="12" value="<?= $data["size"] ?>" required />
                </td>
            </tr>
            <tr>
                <td>
                    <label for="place">Lieu :</label>
                </td>
                <td>
                    <input style="width: 100%;" type="text" id="place" name="place" value="<?= $data["place"] ?>" required />
                </td>
            </tr>
            <tr>
                <td>
                    <label for="price">Prix par participant</label>
                </td>
                <td>
                    <input style="width: 100%;" type="number" id="price" name="price" min="0" max="21" value="<?= $data["price"] ?>" required />
                </td>
            </tr>
            <tr>
                <td>
                    <label for="date_start">Dates :</label>
                </td>
                <td>
                    Du <input style="width: 45%;" type="date" id="date_start" name="date_start" value="<?= $data["date_start"] ?>" required />
                    au <input style="width: 45%;" type="date" id="date_end" name="date_end" value="<?= $data["date_end"] ?>" required />
                </td>
            </tr>
            <tr>
                <td>
                    <label for="date_inscription">Date limite d'inscription :</label>
                </td>
                <td>
                    <input style="width: 49%;" type="date" id="date_inscription" name="date_inscription" value="<?= substr($data["date_inscription"], 0, 10) ?>" required />
                    <input style="width: 49%;" type="time" id="time_inscription" name="time_inscription" value="<?= substr($data["date_inscription"], 11) ?>" required />
                </td>
            </tr>
            <tr>
                <td>
                    <label for="date_solutions">Date limite pour rendre les solutions :</label>
                </td>
                <td>
                    <input style="width: 49%;" type="date" id="date_solutions" name="date_solutions" value="<?= substr($data["date_solutions"], 0, 10) ?>" required />
                    <input style="width: 49%;" type="time" id="time_solutions" name="time_solutions" value="<?= substr($data["date_solutions"],11) ?>" required />
                </td>
            </tr>
            <tr>
                <td>
                    <label for="date_syntheses">Date limite pour rendre les notes de synthèse :</label>
                </td>
                <td>
                    <input style="width: 100%;" type="date" id="date_syntheses" name="date_syntheses" value="<?= substr($data["date_syntheses"], 0, 10) ?>" required />
                    <input style="width: 100%;" type="time" id="time_syntheses" name="time_syntheses" value="<?= substr($data["date_syntheses"], 11) ?>" required />
                </td>
            </tr>
            <tr>
                <td>
                    <label for="description">Description :</label>
                </td>
                <td>
                    <textarea style="width: 100%;" name="description" id="description" required><?= $data["description"] ?></textarea>
                </td>
            </tr>
            <tr>
                <td colspan="2">
                    <input style="width: 100%;" type="submit" name="edit_tournament" value="Modifier le tournoi" />
                </td>
            </tr>
            </tbody>
        </table>
    </form>
    <?php
}
?>

<?php include "footer.php" ?>