using System;
using System.Collections.Generic;
using System.Linq;
using WIDESEAWCS_Communicator;
using WIDESEAWCS_QuartzJob.DTO;

namespace WIDESEAWCS_QuartzJob.StackerCrane.Common
{
    public class StackerCraneBase : IStackerCraneBase
    {
        public bool IsCanSendTask(BaseCommunicator communicator, List<DeviceProDTO> DeviceProDTOs, List<DeviceProtocolDetailDTO> DeviceProtocolDetailDTOs)
        {
            List<string> paramNames = ResolveDefaultParamNames(DeviceProDTOs, DeviceProtocolDetailDTOs);
            if (paramNames.Count == 0)
            {
                return false;
            }

            return IsCanSendTaskByParamNames(communicator, DeviceProDTOs, DeviceProtocolDetailDTOs, paramNames);
        }

        public bool IsCanSendTask(BaseCommunicator communicator, List<DeviceProDTO> DeviceProDTOs, List<DeviceProtocolDetailDTO> DeviceProtocolDetailDTOs, params string[] suffixes)
        {
            if (suffixes == null || suffixes.Length == 0)
            {
                return false;
            }

            List<string> paramNames = new List<string>(suffixes.Length);
            foreach (string suffix in suffixes)
            {
                string? paramName = ResolveParamName(DeviceProDTOs, DeviceProtocolDetailDTOs, suffix);
                if (paramName == null)
                {
                    return false;
                }

                paramNames.Add(paramName);
            }

            return IsCanSendTaskByParamNames(communicator, DeviceProDTOs, DeviceProtocolDetailDTOs, paramNames);
        }

        private static List<string> ResolveDefaultParamNames(List<DeviceProDTO> deviceProDTOs, List<DeviceProtocolDetailDTO> deviceProtocolDetailDTOs)
        {
            List<string> paramNames = new List<string>();
            foreach (var devicePro in deviceProDTOs)
            {
                if (!devicePro.DeviceProParamName.Contains("StackerCrane", StringComparison.Ordinal))
                {
                    continue;
                }

                if (!devicePro.DeviceProParamName.EndsWith("Status", StringComparison.Ordinal))
                {
                    continue;
                }

                if (deviceProtocolDetailDTOs.Any(x => x.DeviceProParamName == devicePro.DeviceProParamName))
                {
                    paramNames.Add(devicePro.DeviceProParamName);
                }
            }

            return paramNames;
        }

        private bool IsCanSendTaskByParamNames(BaseCommunicator communicator, List<DeviceProDTO> DeviceProDTOs, List<DeviceProtocolDetailDTO> DeviceProtocolDetailDTOs, List<string> paramNames)
        {
            for (int i = 0; i < paramNames.Count; i++)
            {
                DeviceProDTO? devicePro = DeviceProDTOs.FirstOrDefault(x => x.DeviceProParamName == paramNames[i]);
                if (devicePro == null)
                {
                    throw new Exception();
                }

                DeviceProtocolDetailDTO? deviceProtocolDetail = DeviceProtocolDetailDTOs.FirstOrDefault(x => x.DeviceProParamName == paramNames[i]);
                if (deviceProtocolDetail == null)
                {
                    throw new Exception();
                }

                object obj = communicator.ReadAsObj(devicePro.DeviceProAddress, devicePro.DeviceDataType);

                if (!(obj?.ToString() ?? "").Equals(deviceProtocolDetail.ProtocalDetailValue))
                {
                    return false;
                }
            }

            return true;
        }

        private static string? ResolveParamName(List<DeviceProDTO> deviceProDTOs, List<DeviceProtocolDetailDTO> deviceProtocolDetailDTOs, string suffix)
        {
            foreach (var devicePro in deviceProDTOs)
            {
                if (!devicePro.DeviceProParamName.EndsWith(suffix, StringComparison.Ordinal))
                {
                    continue;
                }

                if (deviceProtocolDetailDTOs.Any(x => x.DeviceProParamName == devicePro.DeviceProParamName))
                {
                    return devicePro.DeviceProParamName;
                }
            }

            return null;
        }
    }
}