<?php
require('../db.php');
require("../function/function.php");


if (safetext(isset($_POST['uniqid'])) && safetext(isset($_POST['userid'])) && safetext(isset($_POST['account_id']))){
    $postUserid = safetext($_POST['userid']);
    $postUniqid = safetext($_POST['uniqid']);
    $loginid = safetext($_POST['account_id']);

    try {
        $option = array(
            PDO::ATTR_ERRMODE => PDO::ERRMODE_EXCEPTION,
            PDO::MYSQL_ATTR_MULTI_STATEMENTS => false
        );
        $pdo = new PDO('mysql:charset=utf8mb4;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();
    }

    $query = $pdo->prepare('SELECT * FROM ueuse WHERE uniqid = :uniqid limit 1');
    $query->execute(array(':uniqid' => $postUniqid));
    $result = $query->fetch();

    if($result > 0){
        if($result["account"] === $postUserid){
            $query = $pdo->prepare('SELECT * FROM account WHERE userid = :userid limit 1');
            $query->execute(array(':userid' => $postUserid));
            $result2 = $query->fetch();

            if($result2["loginid"] === $loginid){
                $photo_query = $pdo->prepare("SELECT * FROM ueuse WHERE account = :userid AND uniqid = :uniqid");
                $photo_query->bindValue(':userid', $postUserid);
                $photo_query->bindValue(':uniqid', $postUniqid);
                $photo_query->execute();
                $photo_and_video = $photo_query->fetch();
                
                if(!($photo_and_video["photo1"] == "none")){
                    $photoDelete1 = glob($photo_and_video["photo1"]); // 「-ユーザーID.拡張子」というパターンを検索
                    foreach ($photoDelete1 as $photo1) {
                        if (is_file($photo1)) {
                            unlink($photo1);
                        }
                    }
                }
                if(!($photo_and_video["photo2"] == "none")){
                    $photoDelete2 = glob($photo_and_video["photo2"]); // 「-ユーザーID.拡張子」というパターンを検索
                    foreach ($photoDelete2 as $photo2) {
                        if (is_file($photo2)) {
                            unlink($photo2);
                        }
                    }
                }
                if(!($photo_and_video["photo3"] == "none")){
                    $photoDelete3 = glob($photo_and_video["photo3"]); // 「-ユーザーID.拡張子」というパターンを検索
                    foreach ($photoDelete3 as $photo3) {
                        if (is_file($photo3)) {
                            unlink($photo3);
                        }
                    }
                }
                if(!($photo_and_video["photo4"] == "none")){
                    $photoDelete4 = glob($photo_and_video["photo4"]); // 「-ユーザーID.拡張子」というパターンを検索
                    foreach ($photoDelete4 as $photo4) {
                        if (is_file($photo4)) {
                            unlink($photo4);
                        }
                    }
                }
                if(!($photo_and_video["video1"] == "none")){
                    $videoDelete1 = glob($photo_and_video["video1"]); // 「-ユーザーID.拡張子」というパターンを検索
                    foreach ($videoDelete1 as $video1) {
                        if (is_file($video1)) {
                            unlink($video1);
                        }
                    }
                }

                $ruChkquery = $pdo->prepare('SELECT * FROM ueuse WHERE ruuniqid = :uniqid AND ueuse = "" limit 1');
                $ruChkquery->execute(array(':uniqid' => $postUniqid));
                $result3 = $ruChkquery->fetch();
                
                if($result3 > 0){
                    try {
                        // 削除クエリを実行
                        $rudeleteQuery = $pdo->prepare("DELETE FROM ueuse WHERE ruuniqid = :uniqid AND ueuse = ''");
                        $rudeleteQuery->bindValue(':uniqid', $postUniqid, PDO::PARAM_STR);
                        $res = $rudeleteQuery->execute();
        
                        if (!($res)){
                            $pdo->rollBack();
                            $error_message[] = "リユーズの削除ができませんでした。";
                        }
                    } catch(PDOException $e) {
                        $pdo->rollBack();
                        $error_message[] = 'データベースエラー：' . $e->getMessage();
                    }
                }

                try {
                    // 削除クエリを実行
                    $deleteQuery = $pdo->prepare("DELETE FROM ueuse WHERE uniqid = :uniqid AND account = :userid");
                    $deleteQuery->bindValue(':uniqid', $postUniqid, PDO::PARAM_STR);
                    $deleteQuery->bindValue(':userid', $postUserid, PDO::PARAM_STR);
                    $res = $deleteQuery->execute();

                    if ($res) {
                        echo json_encode(['success' => true]);
                        exit;
                    } else {
                        $pdo->rollBack();
                        echo json_encode(['success' => false, 'error' => '削除に失敗しました。']);
                        exit;
                    }
                } catch(PDOException $e) {
                    $pdo->rollBack();
                    echo json_encode(['success' => false, 'error' => 'データベースエラー：' . $e->getMessage()]);
                    exit;
                }
            }
        }else{
            echo json_encode(['success' => false, 'error' => '削除に失敗しました。(userid_err)']);
            exit;
        }
    }else{
        echo json_encode(['success' => true, 'error' => 'すでに削除されています']);
        exit;
    }
    
}else{
    echo json_encode(['success' => false, 'error' => '削除に失敗しました。(sess_err)']);
    exit;
}
?>