using Prism.Mvvm;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace CapMachine.Wpf.LinDrive
{
    /// <summary>
    /// LDF消息
    /// </summary>
    public class LinLdfModel : BindableBase
    {
        /// <summary>
        /// 消息Id
        /// </summary>
        public string? MsgId { get; set; }

        /// <summary>
        /// 配置的中文名称：速度，转速限制，使能等常用的信息数据
        /// 但不是所有的SignalName都会配置一个Name，只是需要时才会配置名称
        /// 但是CanDbcModel集合会包括所有的SignalName名称的
        /// </summary>
        public string? Name { get; set; }

        /// <summary>
        /// 消息名称/Frame名称/帧名称
        /// </summary>
        public string? MsgName { get; set; }

        /// <summary>
        /// 信号名称
        /// </summary>
        public string? SignalName { get; set; }

        /// <summary>
        /// 信号描述
        /// </summary>
        public string? SignalDesc { get; set; }

        /// <summary>
        /// 信号单位
        /// </summary>
        public string? SignalUnit { get; set; }


        private string? _SignalRtValue = "--";
        /// <summary>
        /// 信号实时值
        /// </summary>
        public string? SignalRtValue
        {
            get { return _SignalRtValue; }
            set
            {
                if (_SignalRtValue != value)
                {
                    _SignalRtValue = value;
                    RaisePropertyChanged();
                }
            }
        }

        private StringBuilder _SignalRtValueSb = new StringBuilder(16);
        /// <summary>
        /// 信号实时值 StringBuilder
        /// </summary>
        public StringBuilder SignalRtValueSb
        {
            get { return _SignalRtValueSb; }
            set
            {
                if (value == null)
                {
                    if (_SignalRtValue != string.Empty)
                    {
                        _SignalRtValueSb.Clear();
                        SignalRtValue = string.Empty;
                    }
                    return;
                }

                // 复制内容到内部可变缓冲区，避免多个模型共享同一个 StringBuilder 实例
                var str = value.ToString();
                if (!string.Equals(_SignalRtValue, str, StringComparison.Ordinal))
                {
                    _SignalRtValueSb.Clear();
                    _SignalRtValueSb.Append(str);
                    SignalRtValue = str;
                }
            }
        }

        private int _IsSeletedInfo;
        /// <summary>
        /// 被选中的信息
        /// 方便标注着色
        /// </summary>
        public int IsSeletedInfo
        {
            get { return _IsSeletedInfo; }
            set { _IsSeletedInfo = value; RaisePropertyChanged(); }
        }


        /// <summary>
        /// 发布者
        /// </summary>
        public string? Publisher { get; set; }

        /// <summary>
        /// 是否主机帧
        /// </summary>
        public string? IsMasterFrame { get; set; }
    }
}