using Edge.Core.Parser.BinaryParser.Attributes;
using Edge.Core.Parser.BinaryParser.Util;
using System;
using System.Collections.Generic;
using System.Text;

namespace Censtar_31064V105OrV106_Pump.MessageEntity.Incoming
{
    /// <summary>
    /// 读单机实时数据 - 关机时
    /// 1.当加油机处于默认状态时，按一次数字键即表示定量开始，根据定量方式填金额/升或公斤。
    /// 2.对于一主板多枪的情况，有的状态是属于整个主板的，如上锁；有的状态是属于油枪的，如加
    ///     油和预置，如果当一枪加油时而其它枪另有预置，则正在加油的枪的状态优先。
    /// </summary>
    public class ReadRealTimeFuelingAmountDataInPumpNonFuelingStateAnswer : MessageBase
    {
        public enum ReadRealTimeFuelDataStateEnum
        {
            关机_解锁,
            关机_上锁,
            加油_非总台预置加油,
            加油_总台预置加油,

            正在升定量,
            正在金额定量,
            正在公斤定量,
            未定量,

            无总台预置,
            有总台预置,

            无交易可读,
            有交易可读
        }

        [Format(3, EncodingType.BCD, 1)]
        public int 金额 { get; set; }

        [Format(1, EncodingType.BIN, 2)]
        public byte State_Raw { get; set; }

        public IEnumerable<ReadRealTimeFuelDataStateEnum> States
        {
            get
            {
                return ParseStates(this.State_Raw);
            }
        }

        public static IEnumerable<ReadRealTimeFuelDataStateEnum> ParseStates(byte state_raw)
        {
            var result = new List<ReadRealTimeFuelDataStateEnum>();

            var bit0_and_bit1 = state_raw & 0x03;
            if (bit0_and_bit1 == 0)
                result.Add(ReadRealTimeFuelDataStateEnum.关机_解锁);
            else if (bit0_and_bit1 == 2)
                result.Add(ReadRealTimeFuelDataStateEnum.关机_上锁);
            else if (bit0_and_bit1 == 1)
                result.Add(ReadRealTimeFuelDataStateEnum.加油_非总台预置加油);
            else if (bit0_and_bit1 == 3)
                result.Add(ReadRealTimeFuelDataStateEnum.加油_总台预置加油);

            var bit2_and_bit3 = state_raw & 0x0C;
            if (bit2_and_bit3 == 0)
                result.Add(ReadRealTimeFuelDataStateEnum.正在升定量);
            else if (bit2_and_bit3 == 2)
                result.Add(ReadRealTimeFuelDataStateEnum.正在公斤定量);
            else if (bit2_and_bit3 == 1)
                result.Add(ReadRealTimeFuelDataStateEnum.正在金额定量);
            else if (bit2_and_bit3 == 3)
                result.Add(ReadRealTimeFuelDataStateEnum.未定量);

            var bit4 = state_raw.GetBit(3);
            if (bit4 == 0)
                result.Add(ReadRealTimeFuelDataStateEnum.无总台预置);
            else
                result.Add(ReadRealTimeFuelDataStateEnum.有总台预置);

            var bit5 = state_raw.GetBit(4);
            if (bit5 == 0)
                result.Add(ReadRealTimeFuelDataStateEnum.无交易可读);
            else
                result.Add(ReadRealTimeFuelDataStateEnum.有交易可读);

            return result;
        }
    }
}