using System;
using System.Collections.Generic;
using System.Linq;
using System.Reflection;
using System.Text;
using System.Threading.Tasks;

namespace JiShe.CollectBus.Common.Consts
{
    /// <summary>
    /// 数据保存字段常量
    /// </summary>
    public class DataFieldConst
    {
        public const string ZYGDN = "ZYGDN";
        public const string ZWGDN = "ZWGDN";
        public const string FYGDN = "FYGDN";
        public const string FWGDN = "FWGDN";

        public const string ZYGDNSZ = "ZYGDNSZ";
        public const string ZWGDNSZ = "ZWGDNSZ";
        public const string FYGDNSZ = "FYGDNSZ";
        public const string FWGDNSZ = "FWGDNSZ";

        public const string WGDN1 = "WGDN1";
        public const string WGDN2 = "WGDN2";
        public const string WGDN3 = "WGDN3";
        public const string WGDN4 = "WGDN4";

        public const string WGDNSZ1 = "WGDNSZ1";
        public const string WGDNSZ2 = "WGDNSZ2";
        public const string WGDNSZ3 = "WGDNSZ3";
        public const string WGDNSZ4 = "WGDNSZ4";

        public const string YGGL = "YGGL";
        public const string AYGGL = "AYGGL";
        public const string BYGGL = "BYGGL";
        public const string CYGGL = "CYGGL";

        public const string WGGL = "WGGL";
        public const string AWGGL = "AWGGL";
        public const string BWGGL = "BWGGL";
        public const string CWGGL = "CWGGL";

        public const string GLYS = "GLYS";
        public const string AGLYS = "AGLYS";
        public const string BGLYS = "BGLYS";
        public const string CGLYS = "CGLYS";

        public const string ADY = "ADY";
        public const string BDY = "BDY";
        public const string CDY = "CDY";

        public const string ADL = "ADL";
        public const string BDL = "BDL";
        public const string CDL = "CDL";
        public const string LXDL = "LXDL";

        public const string PowerGridFrequency = "PowerGridFrequency";

        public const string Ua = "Ua";
        public const string Ub = "Ub";
        public const string Uc = "Uc";

        public const string Ia = "Ia";
        public const string Ib = "Ib";
        public const string Ic = "Ic";

    }

    public class ConstGatherDataType
    {
        public const string ZYGDN = "0D_97";      //正向有功总电能量
        public const string ZWGDN = "0D_98";      //正向无功总电能量曲线
        public const string FYGDN = "0D_99";      //反向有功总电能量曲线
        public const string FWGDN = "0D_100";     //反向无功总电能量曲线

        public const string ZYGDNSZ = "0D_101";   //正向有功总电能示值曲线
        public const string ZWGDNSZ = "0D_102";   //正向无功总电能示值曲线
        public const string FYGDNSZ = "0D_103";   //反向有功总电能示值曲线
        public const string FWGDNSZ = "0D_104";   //反向无功总电能示值曲线  

        public const string WGDNSZ1 = "0D_145";     //一象限无功总电能示值曲线
        public const string WGDNSZ4 = "0D_146";     //四象限无功总电能示值曲线 
        public const string WGDNSZ2 = "0D_147";     //二象限无功总电能示值曲线
        public const string WGDNSZ3 = "0D_148";     //三象限无功总电能示值曲线

        public const string YGGL = "0D_81";       //有功功率曲线
        public const string AYGGL = "0D_82";       //A相有功功率曲线
        public const string BYGGL = "0D_83";       //B相有功功率曲线
        public const string CYGGL = "0D_84";       //C相有功功率曲线

        public const string WGGL = "0D_85";       //无功功率曲线
        public const string AWGGL = "0D_86";       //A相无功功率曲线
        public const string BWGGL = "0D_87";       //B相无功功率曲线
        public const string CWGGL = "0D_88";       //C相无功功率曲线

        public const string GLYS = "0D_105";      // 功率因数曲线
        public const string AGLYS = "0D_106";      // A相功率因数曲线
        public const string BGLYS = "0D_107";      // B相功率因数曲线
        public const string CGLYS = "0D_108";      // C相功率因数曲线

        public const string ADY = "0D_89";          //A相电压曲线
        public const string BDY = "0D_90";          //B相电压曲线
        public const string CDY = "0D_91";          //C相电压曲线

        public const string ADL = "0D_92";          //A相电流曲线
        public const string BDL = "0D_93";          //B相电流曲线
        public const string CDL = "0D_94";          //C相电流曲线 
        public const string LXDL = "0D_95";         // 零序电流

        public const string PowerGridFrequency = "10_97";    //电网频率 

        public const string Ua = "0C_49_Uab_Ua";    // 当前电压、电流相位角
        public const string Ub = "0C_49_Ub";        // 当前电压、电流相位角
        public const string Uc = "0C_49_Ucb_Uc";    // 当前电压、电流相位角
        public const string Ia = "0C_49_Ia";        // 当前电压、电流相位角
        public const string Ib = "0C_49_Ib";        // 当前电压、电流相位角
        public const string Ic = "0C_49_Ic";        // 当前电压、电流相位角

    }


    public static class DataFieldHelper
    {
        /// <summary>
        /// 数据字段映射
        /// </summary>
       public static Dictionary<string, string> DataFieldDic = new Dictionary<string, string>();

        /// <summary>
        /// 创建数据字段映射
        /// </summary>
        /// <returns></returns>
        public static Dictionary<string, string> CreateDataFieldMapping()
        {
            if (DataFieldDic.Count > 0)
                return DataFieldDic;
            var dataFieldMapping = new Dictionary<string, string>();
            Type dataType = typeof(ConstGatherDataType);
            Type fieldType = typeof(DataFieldConst);

            foreach (FieldInfo gatherField in dataType.GetFields(BindingFlags.Public | BindingFlags.Static | BindingFlags.FlattenHierarchy))
            {
                if (gatherField.IsLiteral && !gatherField.IsInitOnly)
                {
                    // 获取ConstGatherDataType的字段值作为key
                    string key = (string)gatherField.GetValue(null)!;

                    // 查找DataFieldConst中同名字段
                    FieldInfo dataField = fieldType.GetField(gatherField.Name,
                        BindingFlags.Public | BindingFlags.Static | BindingFlags.FlattenHierarchy)!;

                    if (dataField != null)
                    {
                        string value = (string)dataField.GetValue(null)!;
                        dataFieldMapping[key] = value;
                    }
                }
            }

            return dataFieldMapping;
        }

        /// <summary>
        /// 根据采集数据类型获取数据字段
        /// 返回null表示 无效字段
        /// </summary>
        /// <param name="docDataType"></param>
        /// <returns></returns>
        public static string? GetDataFieldByGatherDataType(this string gatherDataType)
        {
            if (CreateDataFieldMapping().TryGetValue(gatherDataType, out string? column))
            {
                return column;
            }
            return null;
        }


    }
}