<?php

$servernamefile = "../server/servername.txt";

function createUniqId(){
    list($msec, $sec) = explode(" ", microtime());
    $hashCreateTime = $sec.floor($msec*1000000);
    
    $hashCreateTime = strrev($hashCreateTime);

    return base_convert($hashCreateTime,10,36);
}

require('../db.php');

// 変数の初期化
$datetime = array();
$user_name = null;
$message = array();
$message_data = null;
$error_message = array();
$pdo = null;
$stmt = null;
$res = null;
$option = null;

session_name('uwuzu_s_id');
session_start();
session_regenerate_id(true);

$userid = htmlentities($_SESSION['userid']);
$username = htmlentities($_SESSION['username']);


try {

    $option = array(
        PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION,
        PDO::MYSQL_ATTR_MULTI_STATEMENTS => false
    );
    $pdo = new PDO('mysql:charset=UTF8;dbname='.DB_NAME.';host='.DB_HOST , DB_USER, DB_PASS, $option);

} catch(PDOException $e) {

    // 接続エラーのときエラー内容を取得する
    $error_message[] = $e->getMessage();
}

if(isset($_SESSION['admin_login']) && $_SESSION['admin_login'] === true) {

	$passQuery = $pdo->prepare("SELECT username,userid,loginid,admin FROM account WHERE userid = :userid");
	$passQuery->bindValue(':userid', $_SESSION['userid']);
	$passQuery->execute();
	$res = $passQuery->fetch();
	if(empty($res["userid"])){
		header("Location: ../login.php");
		exit;
	}elseif($_SESSION['loginid'] === $res["loginid"] && $_SESSION['userid'] === $res["userid"]){
	// セッションに値をセット
	$userid = $_SESSION['userid']; // セッションに格納されている値をそのままセット
	$username = $_SESSION['username']; // セッションに格納されている値をそのままセット
	$_SESSION['admin_login'] = true;
	$_SESSION['userid'] = $userid;
	$_SESSION['username'] = $username;
	$_SESSION['loginid'] = $res["loginid"];
	setcookie('userid', $userid, [
		'expires' => time() + 60 * 60 * 24 * 14,
		'path' => '/',
		'samesite' => 'lax',
	]);
	setcookie('username', $username,[
		'expires' => time() + 60 * 60 * 24 * 14,
		'path' => '/',
		'samesite' => 'lax',
	]);
	setcookie('loginid', $res["loginid"],[
		'expires' => time() + 60 * 60 * 24 * 14,
		'path' => '/',
		'samesite' => 'lax',
	]);
	setcookie('admin_login', true,[
		'expires' => time() + 60 * 60 * 24 * 14,
		'path' => '/',
		'samesite' => 'lax',
	]);
	}else{
		header("Location: ../login.php");
		exit;
	}

		
} elseif (isset($_COOKIE['admin_login']) && $_COOKIE['admin_login'] == true) {

	$passQuery = $pdo->prepare("SELECT username,userid,loginid,admin FROM account WHERE userid = :userid");
	$passQuery->bindValue(':userid', $_COOKIE['userid']);
	$passQuery->execute();
	$res = $passQuery->fetch();
	if(empty($res["userid"])){
		header("Location: ../login.php");
		exit;
	}elseif($_COOKIE['loginid'] === $res["loginid"] && $_COOKIE['userid'] === $res["userid"]){
	// セッションに値をセット
	$userid = $_COOKIE['userid']; // クッキーから取得した値をセット
	$username = $_COOKIE['username']; // クッキーから取得した値をセット
	$_SESSION['admin_login'] = true;
	$_SESSION['userid'] = $userid;
	$_SESSION['username'] = $username;
	$_SESSION['loginid'] = $res["loginid"];
	setcookie('userid', $userid,[
		'expires' => time() + 60 * 60 * 24 * 14,
		'path' => '/',
		'samesite' => 'lax',
	]);
	setcookie('username', $username,[
		'expires' => time() + 60 * 60 * 24 * 14,
		'path' => '/',
		'samesite' => 'lax',
	]);
	setcookie('loginid', $res["loginid"],[
		'expires' => time() + 60 * 60 * 24 * 14,
		'path' => '/',
		'samesite' => 'lax',
	]);
	setcookie('admin_login', true,[
		'expires' => time() + 60 * 60 * 24 * 14,
		'path' => '/',
		'samesite' => 'lax',
	]);
	}else{
		header("Location: ../login.php");
		exit;
	}


} else {
	// ログインが許可されていない場合、ログインページにリダイレクト
	header("Location: ../login.php");
	exit;
}
if(empty($userid)){
	header("Location: ../login.php");
	exit;
} 
if(empty($username)){
	header("Location: ../login.php");
	exit;
} 
$notiQuery = $pdo->prepare("SELECT COUNT(*) as notification_count FROM notification WHERE touserid = :userid AND userchk = 'none'");
$notiQuery->bindValue(':userid', $userid);
$notiQuery->execute();
$notiData = $notiQuery->fetch(PDO::FETCH_ASSOC);

$notificationcount = $notiData['notification_count'];

require('../logout/logout.php');

// データベースの接続を閉じる
$pdo = null;

?>
<!DOCTYPE html>
<html lang="ja">
<head>
<meta charset="utf-8">
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.7.0/jquery.min.js"></script>
<link rel="stylesheet" href="../css/home.css">
<meta name="viewport" content="width=device-width,initial-scale=1">
<link rel="apple-touch-icon" type="image/png" href="../favicon/apple-touch-icon-180x180.png">
<link rel="icon" type="image/png" href="../favicon/icon-192x192.png">
<title>通知 - <?php echo file_get_contents($servernamefile);?></title>

</head>

<body>
<?php require('../require/leftbox.php');?>
	<main class="outer">

	<?php if( !empty($error_message) ): ?>
		<ul class="errmsg">
			<?php foreach( $error_message as $value ): ?>
				<p>・ <?php echo $value; ?></p>
			<?php endforeach; ?>
		</ul>
	<?php endif; ?>

		<section class="inner">
			<div id="postContainer">

			</div>
		</section>

		<div id="loading" class="loading" style="display: none;">
			🤔
		</div>

	</main>


	<?php require('../require/rightbox.php');?>
	<?php require('../require/botbox.php');?>


</body>

<script>
$(document).ready(function() {
	loadPosts();

    var pageNumber = 1;
    var isLoading = false;

    function loadPosts() {
        if (isLoading) return;
        isLoading = true;
		$("#loading").show();
		var userid = '<?php echo $userid; ?>';
        $.ajax({
            url: '../nextpage/notification.php', // PHPファイルへのパス
            method: 'GET',
            data: { page: pageNumber, userid: userid },
            dataType: 'html',
            success: function(response) {
                $('#postContainer').append(response);
                pageNumber++;
                isLoading = false;
				$("#loading").hide();
            }
        });
    }

	$('.outer').on('scroll', function() {
		var innerHeight = $('.inner').innerHeight(), //内側の要素の高さ
			outerHeight = $('.outer').innerHeight(), //外側の要素の高さ
			outerBottom = innerHeight - outerHeight; //内側の要素の高さ - 外側の要素の高さ
		if (outerBottom <= $('.outer').scrollTop()) {
			var elem = document.getElementById("noueuse");

			if (elem === null){
				// 存在しない場合の処理
				loadPosts();
			} else {
				// 存在する場合の処理
				return;
			}
		}
	});
});

</script>

</html>