<?php

$autoconfig_enabled = false;
if (getenv('SQLITE_DATABASE')) {
    $AUTOCONFIG["dbtype"] = "sqlite";
    $AUTOCONFIG["dbname"] = getenv('SQLITE_DATABASE');
    $autoconfig_enabled = true;
}elseif (getenv('MYSQL_ROOT_PASSWORD') && getenv('MYSQL_ROOT_USER') && getenv('MYSQL_DATABASE') && getenv('MYSQL_USER') && getenv('MYSQL_PASSWORD') && getenv('MYSQL_HOST')) {
    $root_user = getenv('MYSQL_ROOT_USER');
    $root_password = getenv('MYSQL_ROOT_PASSWORD');
    $user = getenv('MYSQL_USER');
    $password = getenv('MYSQL_PASSWORD');
    $database = getenv('MYSQL_DATABASE');
    $host = getenv('MYSQL_HOST');
    // Create connection
    $connection = new mysqli($host, $root_user, $root_password);
    // Check connection
    if ($connection->connect_error) {
        die("Connection failed: " . $connection->connect_error);
    }

    // Create database
    $create_database = "CREATE DATABASE " .$database;
    $create_user = "GRANT ALL PRIVILEGES ON " .$database. ".* TO '" .$user."'@'%' IDENTIFIED BY '" .$password. "';";
    if ($connection->query($create_database) && $connection->query($create_user)) {
        $AUTOCONFIG["dbtype"] = "mysql";
        $AUTOCONFIG["dbname"] = getenv('MYSQL_DATABASE');
        $AUTOCONFIG["dbuser"] = getenv('MYSQL_USER');
        $AUTOCONFIG["dbpass"] = getenv('MYSQL_PASSWORD');
        $AUTOCONFIG["dbhost"] = getenv('MYSQL_HOST');
        $autoconfig_enabled = true;
    } else {
        echo "Error creating database: " . $connection->error;
    }

    $connection->close();
    
} elseif (getenv('MYSQL_DATABASE') && getenv('MYSQL_USER') && getenv('MYSQL_PASSWORD') && getenv('MYSQL_HOST')) {
    $AUTOCONFIG["dbtype"] = "mysql";
    $AUTOCONFIG["dbname"] = getenv('MYSQL_DATABASE');
    $AUTOCONFIG["dbuser"] = getenv('MYSQL_USER');
    $AUTOCONFIG["dbpass"] = getenv('MYSQL_PASSWORD');
    $AUTOCONFIG["dbhost"] = getenv('MYSQL_HOST');
    $autoconfig_enabled = true;
} elseif (getenv('POSTGRES_DB') && getenv('POSTGRES_USER') && getenv('POSTGRES_PASSWORD') && getenv('POSTGRES_HOST')) {
    $AUTOCONFIG["dbtype"] = "pgsql";
    $AUTOCONFIG["dbname"] = getenv('POSTGRES_DB');
    $AUTOCONFIG["dbuser"] = getenv('POSTGRES_USER');
    $AUTOCONFIG["dbpass"] = getenv('POSTGRES_PASSWORD');
    $AUTOCONFIG["dbhost"] = getenv('POSTGRES_HOST');
    $autoconfig_enabled = true;
}

if ($autoconfig_enabled) {
    $AUTOCONFIG["dbtableprefix"] = getenv('NEXTCLOUD_TABLE_PREFIX') ?: "";

    $AUTOCONFIG["directory"] = getenv('NEXTCLOUD_DATA_DIR') ?: "/var/www/html/data";

    if (getenv('NEXTCLOUD_ADMIN_USER') && getenv('NEXTCLOUD_ADMIN_PASSWORD')) {
        $AUTOCONFIG["adminlogin"] = getenv('NEXTCLOUD_ADMIN_USER');
        $AUTOCONFIG["adminpass"] = getenv('NEXTCLOUD_ADMIN_PASSWORD');
    }
}