using ProductionLineMonitor.Core.Models;
using ProductionLineMonitor.Web.Services;
using System;
using System.Collections.Generic;
using System.Linq;

namespace ProductionLineMonitor.Application.Services.EnergyConsumptionService.Dtos
{
    public class MachineElectricEnergyDto : Machine
    {
        public int Floor { get; set; }
        public int Line { get; set; }
        public List<ElectricEnergyMeter> Meters { get; set; } 
            = new List<ElectricEnergyMeter>();
    }

    public class MachineElectricEnergyMeterCheckDto : MachineElectricEnergyDto
    {
        public enum MachineMeterState
        {
            Normal,
            TimeOut,
            ValueDoesNotChange,
            MesApiGetNull,
            OValue
        }

        public int MachineState {  get; set; }
        
        public MachineMeterState State { get; private set; } = MachineMeterState.Normal;
        public string Message { get; private set; } = string.Empty;
        public int TimeOutValue { get; private set; } = 10;
        public int Index { get; private set; } = 0;
        public int LastIndex {  get; private set; } = 0;
        public List<ElectricEnergyMeterDataDto>[] ElectricEnergyMeterDtos { get; private set; }
            = new List<ElectricEnergyMeterDataDto>[10];
        public void GetElectricEnergyMeterDtos()
        {
            if (Index >= 10)
                Index = 0;

            var dtos = MesApiService.GetElectricEnergyMeters(Topic).ToList();
            ElectricEnergyMeterDtos[Index] = dtos;

            Index++;
        }
        public void Check()
        {
            DateTime time = DateTime.Now;

            if (Meters == null || Meters.Count() == 0)
            {
                State = MachineMeterState.MesApiGetNull;
                Message = $"待导入！";
                return;
            }

            if (ElectricEnergyMeterDtos[Index - 1] == null || ElectricEnergyMeterDtos[Index - 1].Count() == 0)
            {
                State = MachineMeterState.MesApiGetNull;
                Message = $"MesApi 未获取到数据！";
                return;
            }

            foreach (var electricEnergyMeterDto in ElectricEnergyMeterDtos[Index - 1])
            {
                var meter = Meters.FirstOrDefault(x => x.SerialNumber == electricEnergyMeterDto.SerialNumber);

                if (meter == null)
                    continue;

                if (!meter.Enable)
                    continue;

                double min = (time - electricEnergyMeterDto.DataTime).TotalMinutes;
                if (min > TimeOutValue)
                {
                    State = MachineMeterState.TimeOut;
                    Message = $"编号 {electricEnergyMeterDto.SerialNumber} 超过 {(int)min} 分钟未推送！";
                    return;
                }

                if (electricEnergyMeterDto.ElectricEnergy == 0)
                {
                    State = MachineMeterState.OValue;
                    Message = $"编号 {electricEnergyMeterDto.SerialNumber} 能耗为 0！";
                    return;
                }

                if (Index - 2 < 0)
                    LastIndex = 9;
                else
                    LastIndex = Index - 2;

                var last = ElectricEnergyMeterDtos[LastIndex];

                if (last == null)
                    continue;

                var lastMeter = last.FirstOrDefault(x => x.SerialNumber == meter.SerialNumber);

                if (lastMeter == null)
                    continue;

                if (electricEnergyMeterDto.ElectricEnergy < lastMeter.ElectricEnergy)
                {
                    State = MachineMeterState.ValueDoesNotChange;
                    Message = $"编号 {electricEnergyMeterDto.SerialNumber} 能耗在负增长！";
                    return;
                }

                if (Index == 10)
                    LastIndex = 0;
                else
                    LastIndex = Index;

                last = ElectricEnergyMeterDtos[LastIndex];

                if (last == null)
                    continue;

                lastMeter = last.FirstOrDefault(x => x.SerialNumber == meter.SerialNumber);

                if (lastMeter == null)
                    continue;

                if (electricEnergyMeterDto.ElectricEnergy == lastMeter.ElectricEnergy
                    && electricEnergyMeterDto.Uab == lastMeter.Uab
                    && electricEnergyMeterDto.Ubc == lastMeter.Ubc
                    && electricEnergyMeterDto.Uca == lastMeter.Uca
                    && electricEnergyMeterDto.Ua == lastMeter.Ua
                    && electricEnergyMeterDto.Ub == lastMeter.Ub
                    && electricEnergyMeterDto.Uc == lastMeter.Uc
                    && electricEnergyMeterDto.Ia == lastMeter.Ia
                    && electricEnergyMeterDto.Ib == lastMeter.Ib
                    && electricEnergyMeterDto.Ic == lastMeter.Ic)
                {
                    double min1 = (electricEnergyMeterDto.DataTime - lastMeter.DataTime).TotalMinutes;
                    State = MachineMeterState.ValueDoesNotChange;
                    Message = $"编号 {electricEnergyMeterDto.SerialNumber} {(int)min1}分钟 值无变化！";
                    return;
                }

            }

            State = MachineMeterState.Normal;
            Message = "正常";
        }
    }
}