internal UserModel GetDefaultUser()
{
    using SQLiteConnection conn = new(_dbFile);
    using SQLiteCommand cmd = conn.CreateCommand();
    using SQLiteCommand cmd2 = conn.CreateCommand();
    using SQLiteCommand cmd3 = conn.CreateCommand();

    SQLiteDataReader reader;
    SQLiteDataReader reader2;
    SQLiteDataReader reader3;

    conn.Open();

    cmd.CommandText = @"SELECT * FROM users WHERE Username=$un";
    cmd.Parameters.AddWithValue("$un", "defaultUser");

    cmd2.CommandText = @"SELECT * FROM user_settings WHERE Username=$un";
    cmd2.Parameters.AddWithValue("$un", "defaultUser");

    cmd3.CommandText = @"SELECT * FROM user_styles WHERE Username=$un";
    cmd3.Parameters.AddWithValue("$un", "defaultUser");

    try
    {
        reader = cmd.ExecuteReader();
        reader2 = cmd2.ExecuteReader();
        reader3 = cmd3.ExecuteReader();

        UserModel defaultUser = new();
        UserSettingsModel defaulUserSettings = defaultUser.CustomSettings.UserSettings;
        UserStylesModel defaultUserStyles = defaultUser.CustomSettings.UserStyles;

        while (reader.Read())
        {
            defaultUser.FirstName = reader["FirstName"].ToString();
            defaultUser.LastName = reader["LastName"].ToString();
            defaultUser.Email = reader["Email"].ToString();
            defaultUser.Username = reader["Username"].ToString();
            defaultUser.Password = reader["Password"].ToString();
            defaultUser.TosAgree = Convert.ToInt32(reader["TosAgree"].ToString());
        }

        while (reader2.Read())
        {
            defaulUserSettings.UseOnlineStorage = Convert.ToInt32(reader["UseOnlineStorage"].ToString());
        }

        while (reader3.Read())
        {
            defaultUserStyles.FontSize = reader["FontSize"].ToString();
            defaultUserStyles.FontStyle = reader["FontStyle"].ToString();
            defaultUserStyles.FontColor = reader["FontColor"].ToString();
            defaultUserStyles.BackgroundColor = reader["BackgroundColor"].ToString();
            defaultUserStyles.BorderColor = reader["BorderColor"].ToString();
        }

        return defaultUser;
    }
    catch (SQLiteException ex)
    {
        throw new SQLiteException(ex.Message);
    }
}