OMS.NET/DbClass/AccountData.cs

using MySql.Data.MySqlClient;

namespace OMS.NET.DbClass
{
    public class AccountData
    {
        #region base
        public string UserEmail { get; set; }
        public string UserName { get; set; }
        public string Password { get; set; }
        public int? MapLayer { get; set; }
        public string? DefaultA1 { get; set; }
        public string? SavePoint { get; set; }
        public string? UserQQ { get; set; }
        public string? HeadColor { get; set; }
        public int Mode { get; set; }
        public int Phase { get; set; }
        public string? Custom { get; set; }

        public AccountData()
        {
            this.UserEmail = "";
            this.UserName = "";
            this.Password = "";
            this.Mode = 1;
            this.Phase = 1;
            //this.Custom = "";
        }
        #endregion
        public static void Add(AccountData accountData)
        {
            using MySqlConnection connection = new(GlobalArea.ConnectionStringWithDbName);
            connection.Open();
            var query = @"INSERT INTO account_data (user_email, user_name, pass_word, map_layer, default_a1, save_point, user_qq, head_color, mode, phase, custom) 
                          VALUES (@UserEmail, @UserName, @Password, @MapLayer, @DefaultA1, @SavePoint, @UserQQ, @HeadColor, @Mode, @Phase, @Custom)";
            using var command = new MySqlCommand(query, connection);
            command.Parameters.AddWithValue("@UserEmail", accountData.UserEmail);
            command.Parameters.AddWithValue("@UserName", accountData.UserName);
            command.Parameters.AddWithValue("@Password", accountData.Password);
            command.Parameters.AddWithValue("@MapLayer", accountData.MapLayer ?? (object)DBNull.Value);
            command.Parameters.AddWithValue("@DefaultA1", accountData.DefaultA1 ?? (object)DBNull.Value);
            command.Parameters.AddWithValue("@SavePoint", accountData.SavePoint ?? (object)DBNull.Value);
            command.Parameters.AddWithValue("@UserQQ", accountData.UserQQ ?? (object)DBNull.Value);
            command.Parameters.AddWithValue("@HeadColor", accountData.HeadColor ?? (object)DBNull.Value);
            command.Parameters.AddWithValue("@Mode", accountData.Mode);
            command.Parameters.AddWithValue("@Phase", accountData.Phase);
            command.Parameters.AddWithValue("@Custom", accountData.Custom ?? (object)DBNull.Value);
            command.ExecuteNonQuery();
        }

        public static void Update(AccountData accountData)
        {
            using MySqlConnection connection = new(GlobalArea.ConnectionStringWithDbName);
            connection.Open();
            var query = @"UPDATE account_data SET user_name = @UserName, pass_word = @Password, map_layer = @MapLayer, default_a1 = @DefaultA1, save_point = @SavePoint, user_qq = @UserQQ, head_color = @HeadColor, mode = @Mode, phase = @Phase, custom = @Custom
                          WHERE user_email = @UserEmail";
            using var command = new MySqlCommand(query, connection);
            command.Parameters.AddWithValue("@UserEmail", accountData.UserEmail);
            command.Parameters.AddWithValue("@UserName", accountData.UserName);
            command.Parameters.AddWithValue("@Password", accountData.Password);
            command.Parameters.AddWithValue("@MapLayer", accountData.MapLayer ?? (object)DBNull.Value);
            command.Parameters.AddWithValue("@DefaultA1", accountData.DefaultA1 ?? (object)DBNull.Value);
            command.Parameters.AddWithValue("@SavePoint", accountData.SavePoint ?? (object)DBNull.Value);
            command.Parameters.AddWithValue("@UserQQ", accountData.UserQQ ?? (object)DBNull.Value);
            command.Parameters.AddWithValue("@HeadColor", accountData.HeadColor ?? (object)DBNull.Value);
            command.Parameters.AddWithValue("@Mode", accountData.Mode);
            command.Parameters.AddWithValue("@Phase", accountData.Phase);
            command.Parameters.AddWithValue("@Custom", accountData.Custom ?? (object)DBNull.Value);
            command.ExecuteNonQuery();
        }

        public static void Delete(string userEmail)
        {
            using MySqlConnection connection = new(GlobalArea.ConnectionStringWithDbName);
            connection.Open();
            var query = @"DELETE FROM account_data WHERE user_email = @UserEmail";
            using var command = new MySqlCommand(query, connection);
            command.Parameters.AddWithValue("@UserEmail", userEmail);
            command.ExecuteNonQuery();
        }

        public static AccountData? Get(string userEmail)
        {
            using MySqlConnection connection = new(GlobalArea.ConnectionStringWithDbName);
            connection.Open();
            var query = @"SELECT user_email, user_name, pass_word, map_layer, default_a1, save_point, user_qq, head_color, mode, phase, custom
                          FROM account_data WHERE user_email = @UserEmail";
            using var command = new MySqlCommand(query, connection);
            command.Parameters.AddWithValue("@UserEmail", userEmail);
            using var reader = command.ExecuteReader();
            if (reader.Read())
            {
                return new AccountData
                {
                    UserEmail = reader.GetString("user_email"),
                    UserName = reader.GetString("user_name"),
                    Password = reader.GetString("pass_word"),
                    MapLayer = reader["map_layer"] as int?,
                    DefaultA1 = reader["default_a1"] as string,
                    SavePoint = reader["save_point"] as string,
                    UserQQ = reader["user_qq"] as string,
                    HeadColor = reader["head_color"] as string,
                    Mode = reader.GetInt32("mode"),
                    Phase = reader.GetInt32("phase"),
                    Custom = reader["custom"] as string,
                };
            }
            return null;
        }

    }
}