<?php

function echoSuccess($message)
{
    echo "<div style='background-color:#e6ffed;color:#267b3c;padding:15px;
                 border:1px solid #b2dfdb;border-radius:5px;margin:20px;
                 font-family:sans-serif;'>✅ $message</div>";
}

function echoError($message)
{
    echo "<div style='background-color:#ffe6e6;color:#a33;padding:15px;
                 border:1px solid #f5c2c2;border-radius:5px;margin:20px;
                 font-family:sans-serif;'>❌ $message</div>";
}

// Beispielhafte DB-Verbindung (nur Dummy für Kontext)
if (!isset($GLOBALS['mysql_con'])) {
    echoError("Keine Datenbankverbindung gefunden.");
    exit;
}

// Tabellen-Erstellung
function create_tables()
{
    $allSuccess = true;

    $queries = [
        // Tabellenname => SQL
        "knowledgecenter_posts" => "CREATE TABLE IF NOT EXISTS knowledgecenter_posts (
    id INT AUTO_INCREMENT PRIMARY KEY,
    created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
    modified_at DATETIME DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
    modified_by VARCHAR(255) COMMENT 'Name des Main Contact',
    preview_inline TINYINT(1) NOT NULL DEFAULT 1 COMMENT '0 = keine Inline-Vorschau, 1 = Inline-Vorschau',
    background_color VARCHAR(9) NOT NULL DEFAULT '#FFFFFF',
    text_color VARCHAR(9) NOT NULL DEFAULT '#000000'
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;",

        "knowledgecenter_post_contacts" => "CREATE TABLE IF NOT EXISTS knowledgecenter_post_contacts (
            id INT AUTO_INCREMENT PRIMARY KEY,
            post_id INT NOT NULL,
            main_contact_id INT NOT NULL,
            modified_at DATETIME DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
            created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
            FOREIGN KEY (post_id) REFERENCES knowledgecenter_posts(id)
                ON DELETE CASCADE
        ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;",

        "knowledgecenter_post_mandant" => "CREATE TABLE IF NOT EXISTS knowledgecenter_post_mandant (
            id INT AUTO_INCREMENT PRIMARY KEY,
            post_id INT NOT NULL,
            mandant_id INT NOT NULL,
            created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
            FOREIGN KEY (post_id) REFERENCES knowledgecenter_posts(id)
                ON DELETE CASCADE
        ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;",

        "knowledgecenter_post_department" => "CREATE TABLE IF NOT EXISTS knowledgecenter_post_department (
            id INT AUTO_INCREMENT PRIMARY KEY,
            post_id INT NOT NULL,
            department_id INT NOT NULL,
            created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
            FOREIGN KEY (post_id) REFERENCES knowledgecenter_posts(id)
                ON DELETE CASCADE
        ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;",

        "knowledgecenter_post_files" => "CREATE TABLE IF NOT EXISTS knowledgecenter_post_files (
            id INT AUTO_INCREMENT PRIMARY KEY,
            post_id INT NOT NULL,
            description VARCHAR(255),
            path VARCHAR(500),
            modified_at DATETIME DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
            created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
            FOREIGN KEY (post_id) REFERENCES knowledgecenter_posts(id)
                ON DELETE CASCADE
        ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;",

        "knowledgecenter_post_role" => "CREATE TABLE IF NOT EXISTS knowledgecenter_post_role (
            id INT AUTO_INCREMENT PRIMARY KEY,
            post_id INT NOT NULL,
            role_id INT NOT NULL,
            created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
            FOREIGN KEY (post_id) REFERENCES knowledgecenter_posts(id)
                ON DELETE CASCADE
        ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;",

        "knowledgecenter_post_versions" => "CREATE TABLE IF NOT EXISTS knowledgecenter_post_versions (
    id INT AUTO_INCREMENT PRIMARY KEY,
    post_id INT NOT NULL,
    version_number INT NOT NULL,
    language_id INT NOT NULL,
    title VARCHAR(255),
    image VARCHAR(255),
    teaser TEXT,
    content LONGTEXT,
    author_id INT,
    state TINYINT DEFAULT 1,
    modified_at DATETIME DEFAULT CURRENT_TIMESTAMP,
    valid_from DATETIME NULL,
    valid_until DATETIME NULL,
    background_color VARCHAR(9) NOT NULL DEFAULT '#FFFFFF',
    text_color VARCHAR(9) NOT NULL DEFAULT '#000000',
    FOREIGN KEY (post_id) REFERENCES knowledgecenter_posts(id)
        ON DELETE CASCADE
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;",

        "knowledgecenter_post_version_contacts" => "CREATE TABLE IF NOT EXISTS knowledgecenter_post_version_contacts (
            id INT AUTO_INCREMENT PRIMARY KEY,
            version_id INT NOT NULL,
            contact_id INT NOT NULL,
            FOREIGN KEY (version_id) REFERENCES knowledgecenter_post_versions(id)
                ON DELETE CASCADE
        ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;",

        "knowledgecenter_categories_update" => "CREATE TABLE IF NOT EXISTS knowledgecenter_categories_update (
            id INT AUTO_INCREMENT PRIMARY KEY,
            sorting INT DEFAULT 0,
            state TINYINT DEFAULT 1,
            modified_at DATETIME DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
            modified_by VARCHAR(255) COMMENT 'Name des Main Contact',
            created_at DATETIME DEFAULT CURRENT_TIMESTAMP
        ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;",

        "knowledgecenter_category_translations" => "CREATE TABLE IF NOT EXISTS knowledgecenter_category_translations (
            id INT AUTO_INCREMENT PRIMARY KEY,
            category_id INT NOT NULL,
            language_id INT NOT NULL,
            title VARCHAR(255) NOT NULL,
            image VARCHAR(255),
            modified_at DATETIME DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
            created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
            FOREIGN KEY (category_id) REFERENCES knowledgecenter_categories_update(id)
                ON DELETE CASCADE
        ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;",

        "knowledgecenter_category_post" => "CREATE TABLE IF NOT EXISTS knowledgecenter_category_post (
            id INT AUTO_INCREMENT PRIMARY KEY,
            category_id INT NOT NULL,
            post_id INT NOT NULL,
            FOREIGN KEY (category_id) REFERENCES knowledgecenter_categories_update(id)
                ON DELETE CASCADE,
            FOREIGN KEY (post_id) REFERENCES knowledgecenter_posts(id)
                ON DELETE CASCADE
        ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;",

        "knowledgecenter_category_mandant" => "CREATE TABLE IF NOT EXISTS knowledgecenter_category_mandant (
            id INT AUTO_INCREMENT PRIMARY KEY,
            category_id INT NOT NULL,
            mandant_id INT NOT NULL,
            created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
            FOREIGN KEY (category_id) REFERENCES knowledgecenter_categories_update(id)
                ON DELETE CASCADE
        ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;",

        "knowledgecenter_category_department" => "CREATE TABLE IF NOT EXISTS knowledgecenter_category_department (
            id INT AUTO_INCREMENT PRIMARY KEY,
            category_id INT NOT NULL,
            department_id INT NOT NULL,
            created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
            FOREIGN KEY (category_id) REFERENCES knowledgecenter_categories_update(id)
                ON DELETE CASCADE
        ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;",

        "knowledgecenter_category_role" => "CREATE TABLE IF NOT EXISTS knowledgecenter_category_role (
            id INT AUTO_INCREMENT PRIMARY KEY,
            category_id INT NOT NULL,
            role_id INT NOT NULL,
            created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
            FOREIGN KEY (category_id) REFERENCES knowledgecenter_categories_update(id)
                ON DELETE CASCADE
        ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;",

        "knowledgecenter_post_comments" => "CREATE TABLE IF NOT EXISTS knowledgecenter_post_comments (
            id INT AUTO_INCREMENT PRIMARY KEY,
            post_id INT NOT NULL,
            parent_id INT DEFAULT NULL,
            text TEXT NOT NULL,
            author_id INT NOT NULL COMMENT 'main_contact_id',
            modified_at DATETIME DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
            created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
            FOREIGN KEY (post_id) REFERENCES knowledgecenter_posts(id) ON DELETE CASCADE,
            FOREIGN KEY (parent_id) REFERENCES knowledgecenter_post_comments(id) ON DELETE CASCADE
        ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;",

        "knowledgecenter_category_links" => "CREATE TABLE IF NOT EXISTS knowledgecenter_category_links (
            id INT AUTO_INCREMENT PRIMARY KEY,
            parent_category_id INT NOT NULL,
            child_category_id INT NOT NULL,
            sorting INT DEFAULT 0,
            created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
            FOREIGN KEY (parent_category_id) REFERENCES knowledgecenter_categories_update(id)
                ON DELETE CASCADE,
            FOREIGN KEY (child_category_id) REFERENCES knowledgecenter_categories_update(id)
                ON DELETE CASCADE
        ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;"
    ];

    foreach ($queries as $name => $sql) {
        if (mysqli_query($GLOBALS['mysql_con'], $sql)) {
            echoSuccess("Tabelle <strong>$name</strong> wurde erfolgreich erstellt (oder existierte bereits).");
        } else {
            echoError("Fehler beim Erstellen der Tabelle <strong>$name</strong>: " . mysqli_error($GLOBALS['mysql_con']));
            $allSuccess = false;
        }
    }

    return $allSuccess;
}

// Ausführen der Tabellen-Erstellung
if (create_tables()) {
    echoSuccess("✅ Alle Tabellen erfolgreich erstellt!");
} else {
    echoError("❌ Es gab Fehler beim Erstellen einzelner Tabellen.");
}

// Jetzt die zusätzlichen Indexe mittels ALTER TABLE setzen
$indexQueries = [
    // knowledgecenter_posts
    "ALTER TABLE knowledgecenter_posts ADD INDEX idx_created_at (created_at);",
    "ALTER TABLE knowledgecenter_posts ADD INDEX idx_modified_at (modified_at);",
    "ALTER TABLE knowledgecenter_posts ADD INDEX idx_modified_by (modified_by);",

    // knowledgecenter_post_contacts
    "ALTER TABLE knowledgecenter_post_contacts ADD INDEX idx_post_id (post_id);",
    "ALTER TABLE knowledgecenter_post_contacts ADD INDEX idx_main_contact_id (main_contact_id);",

    // knowledgecenter_post_mandant
    "ALTER TABLE knowledgecenter_post_mandant ADD INDEX idx_post_mandant (post_id, mandant_id);",

    // knowledgecenter_post_department
    "ALTER TABLE knowledgecenter_post_department ADD INDEX idx_post_department (post_id, department_id);",

    // knowledgecenter_post_files
    "ALTER TABLE knowledgecenter_post_files ADD INDEX idx_post_id (post_id);",

    // knowledgecenter_post_role
    "ALTER TABLE knowledgecenter_post_role ADD INDEX idx_post_role (post_id, role_id);",

    // knowledgecenter_post_versions
    "ALTER TABLE knowledgecenter_post_versions ADD INDEX idx_post_id (post_id);",
    "ALTER TABLE knowledgecenter_post_versions ADD INDEX idx_post_language (post_id, language_id);",

    // knowledgecenter_post_version_contacts
    "ALTER TABLE knowledgecenter_post_version_contacts ADD INDEX idx_version_contact (version_id, contact_id);",

    // knowledgecenter_categories_update
    "ALTER TABLE knowledgecenter_categories_update ADD INDEX idx_state_sorting (state, sorting);",
    "ALTER TABLE knowledgecenter_categories_update ADD INDEX idx_modified_at (modified_at);",
    "ALTER TABLE knowledgecenter_categories_update ADD INDEX idx_modified_by (modified_by);",

    // knowledgecenter_category_translations
    "ALTER TABLE knowledgecenter_category_translations ADD INDEX idx_category_language (category_id, language_id);",

    // knowledgecenter_category_post
    "ALTER TABLE knowledgecenter_category_post ADD INDEX idx_category_post (category_id, post_id);",

    // knowledgecenter_category_mandant
    "ALTER TABLE knowledgecenter_category_mandant ADD INDEX idx_category_mandant (category_id, mandant_id);",

    // knowledgecenter_category_department
    "ALTER TABLE knowledgecenter_category_department ADD INDEX idx_category_department (category_id, department_id);",

    // knowledgecenter_category_role
    "ALTER TABLE knowledgecenter_category_role ADD INDEX idx_category_role (category_id, role_id);",

    // knowledgecenter_post_comments
    "ALTER TABLE knowledgecenter_post_comments ADD INDEX idx_post_id (post_id);",
    "ALTER TABLE knowledgecenter_post_comments ADD INDEX idx_parent_id (parent_id);",

    // knowledgecenter_category_links
    "ALTER TABLE knowledgecenter_category_links ADD INDEX idx_parent_child (parent_category_id, child_category_id);"
];

foreach ($indexQueries as $query) {
    if (mysqli_query($GLOBALS['mysql_con'], $query)) {
        echoSuccess("Index erfolgreich erstellt: " . htmlspecialchars($query));
    } else {
        echoError("Fehler beim Erstellen des Index: " . mysqli_error($GLOBALS['mysql_con']) . " - Query: " . htmlspecialchars($query));
    }
}

// Überprüfen, ob die Spalte "post_id" in der Tabelle "main_certificate" existiert
$checkQuery = "SHOW COLUMNS FROM main_certificate LIKE 'post_id'";
$checkResult = mysqli_query($GLOBALS['mysql_con'], $checkQuery);
if ($checkResult && mysqli_num_rows($checkResult) == 0) {
    // Spalte existiert nicht – hinzufügen
    $alterQuery = "ALTER TABLE main_certificate ADD COLUMN post_id INT NOT NULL"; // oder NULL, je nach Anforderung
    if (mysqli_query($GLOBALS['mysql_con'], $alterQuery)) {
        echoSuccess("Spalte 'post_id' in Tabelle main_certificate erfolgreich hinzugefügt.");
    } else {
        echoError("Fehler beim Hinzufügen der Spalte 'post_id': " . mysqli_error($GLOBALS['mysql_con']));
    }
} else {
    echoSuccess("Spalte 'post_id' existiert bereits in main_certificate.");
}

// Array mit den Permissions, die hinzugefügt werden sollen
$permissions = [
    [
        'description' => 'Darf Wiki Modul installieren',
        'code' => 'install_admin_kc',
        'short_text' => '',
        'only_main_mandant' => 1,
        'default_active' => 0
    ],
    [
        'description' => 'Darf Wiki Inhalte importieren',
        'code' => 'import_admin_kc',
        'short_text' => '',
        'only_main_mandant' => 1,
        'default_active' => 0
    ],
    [
        'description' => 'Darf Wiki Beitragsliste sehen',
        'code' => 'view_admin_kc_post_list',
        'short_text' => '',
        'only_main_mandant' => 1,
        'default_active' => 0
    ],
    [
        'description' => 'Darf Wiki Kategorie Admin Listen Items löschen',
        'code' => 'delete_admin_kc_category_item',
        'short_text' => '',
        'only_main_mandant' => 1,
        'default_active' => 0
    ],
    [
        'description' => 'Darf Wiki Kategorie Admin Liste sehen',
        'code' => 'view_admin_kc_category_list',
        'short_text' => '',
        'only_main_mandant' => 1,
        'default_active' => 0
    ],
    [
        'description' => 'Darf Wiki Kategorien erstellen',
        'code' => 'create_admin_kc_category',
        'short_text' => '',
        'only_main_mandant' => 1,
        'default_active' => 0
    ],
    [
        'description' => 'Darf Wiki Kategorien bearbeiten',
        'code' => 'edit_admin_kc_category',
        'short_text' => '',
        'only_main_mandant' => 1,
        'default_active' => 0
    ],
    [
        'description' => 'Darf neuen Wiki Beitrag erstellen',
        'code' => 'create_admin_kc_post',
        'short_text' => '',
        'only_main_mandant' => 1,
        'default_active' => 0
    ],
    [
        'description' => 'Darf Wiki Beitragsversion ändern',
        'code' => 'edit_admin_kc_post_version',
        'short_text' => '',
        'only_main_mandant' => 1,
        'default_active' => 0
    ],
    [
        'description' => 'Darf neue Wiki Beitragsversion erstellen',
        'code' => 'create_admin_kc_post_version',
        'short_text' => '',
        'only_main_mandant' => 1,
        'default_active' => 0
    ],
    [
        'description' => 'Darf Wiki Beitragsversion löschen',
        'code' => 'delete_admin_kc_post_version',
        'short_text' => '',
        'only_main_mandant' => 1,
        'default_active' => 0
    ],
    [
        'description' => 'Darf Wiki Beitragsdateien löschen',
        'code' => 'delete_admin_kc_post_file',
        'short_text' => '',
        'only_main_mandant' => 1,
        'default_active' => 0
    ],
    [
        'description' => 'Darf Wiki Beitragsdateien hinzufügen',
        'code' => 'add_admin_kc_post_file',
        'short_text' => '',
        'only_main_mandant' => 1,
        'default_active' => 0
    ],
    [
        'description' => 'Darf Wiki Beitrags Ansprechpartner verwalten',
        'code' => 'manage_admin_kc_post_contacts',
        'short_text' => '',
        'only_main_mandant' => 1,
        'default_active' => 0
    ],
    [
        'description' => 'Darf Wiki Beitrags Einstellungen sehen',
        'code' => 'view_admin_kc_post_settings',
        'short_text' => '',
        'only_main_mandant' => 1,
        'default_active' => 0
    ],
    [
        'description' => 'Darf Wiki Beitrags Einstellungen speichern',
        'code' => 'save_admin_kc_post_settings',
        'short_text' => '',
        'only_main_mandant' => 1,
        'default_active' => 0
    ]
];

// Iteriere über das Array und füge jede Permission ein:
foreach ($permissions as $perm) {
    // Stelle sicher, dass Zeichenketten richtig escaped werden:
    $description = mysqli_real_escape_string($GLOBALS['mysql_con'], $perm['description']);
    $code = mysqli_real_escape_string($GLOBALS['mysql_con'], $perm['code']);
    $short_text = mysqli_real_escape_string($GLOBALS['mysql_con'], $perm['short_text']);
    $only_main_mandant = (int) $perm['only_main_mandant'];
    $default_active = (int) $perm['default_active'];

    // Zuerst prüfen, ob eine Permission mit diesem Code bereits existiert.
    $checkSql = "SELECT id FROM main_permission WHERE code = '$code' LIMIT 1";
    $checkResult = mysqli_query($GLOBALS['mysql_con'], $checkSql);
    if ($checkResult && mysqli_num_rows($checkResult) > 0) {
        // Falls vorhanden, kannst Du eine Erfolgsmeldung anzeigen oder den Eintrag überspringen.
        echoSuccess("Permission '$description' existiert bereits.");
        continue; // Weitere Verarbeitung überspringen.
    }

    // Falls nicht vorhanden, führe das INSERT aus:
    $insertSql = "INSERT INTO `main_permission` (`id`, `description`, `code`, `short_text`, `only_main_mandant`, `default_active`) 
                  VALUES (NULL, '$description', '$code', '$short_text', '$only_main_mandant', '$default_active')";
    if (mysqli_query($GLOBALS['mysql_con'], $insertSql)) {
        echoSuccess("Permission '$description' wurde erfolgreich hinzugefügt.");
    } else {
        echoError("Fehler beim Hinzufügen der Permission '$description': " . mysqli_error($GLOBALS['mysql_con']));
    }
}


?>