using System;
using System.ComponentModel.DataAnnotations;
using Microsoft.VisualBasic;

namespace Win_in.Sfs.Scp.WebApi.Asns;

/// <summary>
/// Function Group Header
/// 功能组头
/// </summary>
public class GS
{
    /// <summary>
    /// Code Identifying Information Type
    /// Corresponding functional group.
    /// FA - Functional Acknowledgements
    /// PS - Planning Schedule with Release Capability
    /// SH - Ship Notice / Manifest
    /// SS - Shipping Schedule
    /// 组功能代码
    /// </summary>
    [StringLength(2, MinimumLength = 2)]
    public string GS01 { get; } = "SS";

    /// <summary>
    /// Sender ID Code
    /// 发送者ID
    /// </summary>
    [StringLength(2, MinimumLength = 15)]
    public string GS02 { get; set; }

    /// <summary>
    /// Receiver ID Code
    /// 接收者ID
    /// </summary>
    [StringLength(2, MinimumLength = 15)]
    public string GS03 { get; set; }

    /// <summary>
    /// Date
    /// 日期
    /// </summary>
    [StringLength(6, MinimumLength = 6)]
    public string GS04 { get; set; }

    /// <summary>
    /// Time
    /// 时间
    /// </summary>
    [StringLength(4, MinimumLength = 4)]
    public string GS05 { get; set; }

    /// <summary>
    /// Group Control Number
    /// 组编号
    /// </summary>
    [StringLength(1, MinimumLength = 9)]
    public string GS06 { get; set; }

    /// <summary>
    /// Transaction Type Code
    /// X - ANSI X-12
    /// 事务类型代码
    /// </summary>
    [StringLength(1, MinimumLength = 2)]
    public string GS07 { get; } = "X";

    /// <summary>
    /// Version and Release
    /// 版本号和发布号
    /// 003060 – Version 3, Release 6
    /// </summary>
    [StringLength(1, MinimumLength = 12)]
    public string GS08 { get; } = "003060";

    public GS(string senderId, string receiverId, DateTime datetime, string functionalGroupCode)
    {
        GS02 = senderId;
        GS03 = receiverId;
        GS04 = datetime.ToString(X12Const.DateFormat);
        GS05 = datetime.ToString(X12Const.TimeFormat);
        GS06 = functionalGroupCode;
    }

    public override string ToString()
    {
        return "GS"
               + X12Const.ElementSeparator + GS01
               + X12Const.ElementSeparator + GS02
               + X12Const.ElementSeparator + GS03
               + X12Const.ElementSeparator + GS04
               + X12Const.ElementSeparator + GS05
               + X12Const.ElementSeparator + GS06
               + X12Const.ElementSeparator + GS07
               + X12Const.ElementSeparator + GS08;
    }

}