using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Aitex.Core.Common;
using Aitex.Core.RT.Device;
using Aitex.Core.RT.SCCore;
using Aitex.Sorter.Common;
using MECF.Framework.Common.Equipment;
using MECF.Framework.Common.SubstrateTrackings;
using MECF.Framework.RT.EquipmentLibrary.HardwareUnits.LoadPorts;

namespace Aitex.Sorter.RT.Module.Recipe
{
    public class RecipeParserByPort1ToN
    {
        public List<TransferInfo> Parse(SorterRecipeXml xmlRecipe, out string reason)
        {
            List<TransferInfo> result = new List<TransferInfo>();
            reason = string.Empty;

            List<WaferInfo[]> wafersInSourceList = new List<WaferInfo[]>();

            List<WaferInfo[]> wafersInDestinationList = new List<WaferInfo[]>();

            List<ModuleName> destinationModules = new List<ModuleName>();


            bool isLoad = false;
            for (int i = 0; i < xmlRecipe.Source.Count; i++)
            {
                LoadPort lp = DEVICE.GetDevice<LoadPort>(xmlRecipe.Source[i].ToString());
                if (lp.IsEnableTransferWafer(out reason))
                {
                    isLoad = true;

                    WaferInfo[] wafersInSource = WaferManager.Instance.GetWafers(xmlRecipe.Source[i]);
                    wafersInSourceList.Add(wafersInSource);
                }

            }
            if (!isLoad)
            {
                if (string.IsNullOrEmpty(reason))
                    reason = "Source is not valid for transfer.";
                return result;
            }

            reason = string.Empty;
            isLoad = false;
            for (int i = 0; i < xmlRecipe.Destination.Count; i++)
            {
                LoadPort lp = DEVICE.GetDevice<LoadPort>(xmlRecipe.Destination[i].ToString());
                if (lp.IsEnableTransferWafer(out reason))
                {
                    isLoad = true;

                    if (!lp.IsEnableTransferWafer())
                        continue;

                    destinationModules.Add(xmlRecipe.Destination[i]);

                    WaferInfo[] wafersInDestination = WaferManager.Instance.GetWafers(xmlRecipe.Destination[i]);
                    wafersInDestinationList.Add(wafersInDestination);
                }
            }

            if (!isLoad)
            {
                if (string.IsNullOrEmpty(reason))
                    reason = "Destination is not valid for transfer..";
                return result;
            }

            if (wafersInSourceList.Count == 0 || wafersInDestinationList.Count == 0)
            {
                reason = "Recipe has no vaild transfer task.";
                return result;
            }

            switch (xmlRecipe.PlaceModeTransfer1To1)
            {
                case SorterRecipePlaceModeTransfer1To1.FromBottom:
                    FromBottom(xmlRecipe, wafersInSourceList, wafersInDestinationList, destinationModules, ref result, out reason);
                    break;
                case SorterRecipePlaceModeTransfer1To1.FromTop:
                    FromTop(xmlRecipe, wafersInSourceList, wafersInDestinationList, destinationModules, ref result, out reason);
                    break;
                case SorterRecipePlaceModeTransfer1To1.SameSlot:
                    SameSlot(xmlRecipe, wafersInSourceList, wafersInDestinationList, destinationModules, ref result, out reason);
                    break;

                default:
                    reason = string.Format("recipe PlaceModeTransfer1To1 {0} not valid", xmlRecipe.PlaceModeTransfer1To1);
                    return result;
            }
            //if (result.Count == 0)
            //    reason = "Recipe has no vaild transfer task.";
            return result;
        }
        /// <summary>
        /// 从source最下面开始取wafer，顺序放在destination的最下面
        /// </summary>
        /// <param name="lst"></param>
        /// <param name="reason"></param>
        /// <returns></returns>
        bool FromBottom(SorterRecipeXml xmlRecipe, List<WaferInfo[]> sourceList, List<WaferInfo[]> destinationList, List<ModuleName> destinationModules, ref List<TransferInfo> lst, out string reason)
        {
            reason = string.Empty;

            SCConfigItem _scLP2Pitch = SC.GetConfigItem("LoadPort.LoadPort2Pitch");
            if (_scLP2Pitch == null || _scLP2Pitch.IntValue == 10)
            {
                int destinationIndex = -1;
                for (int i = 0; i < sourceList.Count * sourceList[0].Length; i++)
                {
                    WaferInfo[] source = sourceList[i / sourceList[0].Length];
                    if (source[i % sourceList[0].Length].IsEmpty)
                        continue;

                    int to = destinationIndex;

                    for (int j = destinationIndex + 1; j < destinationList.Count * destinationList[0].Length; j++)
                    {
                        WaferInfo[] destination = destinationList[j / destinationList[0].Length];
                        if (destination[j % destinationList[0].Length].IsEmpty)
                        {
                            to = j;
                            break;
                        }
                    }

                    if (to == destinationIndex)
                        break;

                    destinationIndex = to;

                    lst.Add(new TransferInfo()
                    {
                        Source = (ModuleName)source[i % sourceList[0].Length].Station,
                        SourceSlot = source[i % sourceList[0].Length].Slot,
                        Angle = xmlRecipe.AlignAngle,
                        Option = (xmlRecipe.IsAlign ? MoveOption.Align : MoveOption.None)
                                         | (xmlRecipe.IsReadLaserMarker ? MoveOption.ReadID : MoveOption.None)
                                         | (xmlRecipe.IsReadT7Code ? MoveOption.ReadID2 : MoveOption.None) | (xmlRecipe.WaferReaderIndex == 1 ? MoveOption.Reader1 : MoveOption.None)
                              | (xmlRecipe.WaferReaderIndex == 2 ? MoveOption.Reader2 : MoveOption.None)
                                         | (xmlRecipe.IsTurnOver ? MoveOption.Turnover : MoveOption.None),
                        Slot = to % destinationList[0].Length,
                        Station = destinationModules[to / destinationList[0].Length],
                        WaferID = source[i % sourceList[0].Length].WaferID,
                    }); ;
                }
            }
            else
            {
                if (sourceList.Count > 1 || destinationList.Count > 1)
                {
                    reason = "Multiple Sources and Destinations are not supported in SameSlot mode";
                    return false;
                }
                int destinationIndex = -1;
                SCConfigItem _scEnable = SC.GetConfigItem("LoadPort.EnableSlot1OnLP2");
                bool isContinue = false;
                for (int i = 0; i < sourceList[0].Length; i++)
                {
                    WaferInfo[] source = sourceList[0];

                    if (isContinue && source[i].IsEmpty)
                        isContinue = false;

                    if (source[i].IsEmpty)
                    {
                        continue;
                    }

                    if (!_scEnable.BoolValue && i == 0)
                    {
                        isContinue = true;
                        continue;
                    }

                    if (isContinue)
                        continue;

                    int to = destinationIndex;

                    for (int j = destinationIndex + 1; j < destinationList.Count * destinationList[0].Length; j++)
                    {
                        WaferInfo[] destination = destinationList[j / destinationList[0].Length];
                        if (destination[j % destinationList[0].Length].IsEmpty)
                        {
                            to = j;
                            break;
                        }
                    }

                    if (to == destinationIndex)
                        break;

                    destinationIndex = to;

                    lst.Add(new TransferInfo()
                    {
                        Source = (ModuleName)source[i % sourceList[0].Length].Station,
                        SourceSlot = source[i % sourceList[0].Length].Slot,
                        Angle = xmlRecipe.AlignAngle,
                        Option = (xmlRecipe.IsAlign ? MoveOption.Align : MoveOption.None)
                                            | (xmlRecipe.IsReadLaserMarker ? MoveOption.ReadID : MoveOption.None)
                                 | (xmlRecipe.IsReadT7Code ? MoveOption.ReadID2 : MoveOption.None)
                                 | (xmlRecipe.WaferReaderIndex == 1 ? MoveOption.Reader1 : MoveOption.None)
                                 | (xmlRecipe.WaferReaderIndex == 2 ? MoveOption.Reader2 : MoveOption.None)
                                            | (xmlRecipe.IsTurnOver ? MoveOption.Turnover : MoveOption.None),
                        Slot = to % destinationList[0].Length,
                        Station = destinationModules[to / destinationList[0].Length],
                        WaferID = source[i % sourceList[0].Length].WaferID,
                    });
                }
            }
            return true;
        }

        /// <summary>
        /// 放在同一位置，如果有冲突，直接忽略
        /// </summary>
        /// <param name="lst"></param>
        /// <param name="reason"></param>
        /// <returns></returns>
        bool SameSlot(SorterRecipeXml xmlRecipe, List<WaferInfo[]> sourceList, List<WaferInfo[]> destinationList, List<ModuleName> destinationModules, ref List<TransferInfo> lst, out string reason)
        {
            reason = string.Empty;

            if (sourceList.Count > 1 || destinationList.Count > 1)
            {
                reason = "Multiple Sources and Destinations are not supported in SameSlot mode";
                return false;
            }
            WaferInfo[] source = sourceList[0];
            WaferInfo[] destination = destinationList[0];
            //int destinationIndex = -1;
            SCConfigItem _scLP2Pitch = SC.GetConfigItem("LoadPort.LoadPort2Pitch");
            if (_scLP2Pitch == null || _scLP2Pitch.IntValue == 10)
            {
                for (int i = 0; i < source.Length && i < destination.Length; i++)
                {
                    if (source[i].IsEmpty || (!destination[i].IsEmpty && !(source[i].Station == destination[i].Station 
                        && source[i].Slot == destination[i].Slot)))
                        continue;
                    lst.Add(new TransferInfo()
                    {
                        Source = (ModuleName)source[i].Station,
                        SourceSlot = source[i].Slot,
                        Angle = xmlRecipe.AlignAngle,
                        Option = (xmlRecipe.IsAlign ? MoveOption.Align : MoveOption.None)
                                     | (xmlRecipe.IsReadLaserMarker ? MoveOption.ReadID : MoveOption.None)
                                     | (xmlRecipe.IsReadT7Code ? MoveOption.ReadID2 : MoveOption.None) | (xmlRecipe.WaferReaderIndex == 1 ? MoveOption.Reader1 : MoveOption.None)
                             | (xmlRecipe.WaferReaderIndex == 2 ? MoveOption.Reader2 : MoveOption.None)
                                     | (xmlRecipe.IsTurnOver ? MoveOption.Turnover : MoveOption.None),
                        Slot = i,
                        Station = destinationModules[0],
                        WaferID = source[i].WaferID,
                    });
                }
            }
            else if (_scLP2Pitch.IntValue == 7 && xmlRecipe.Destination[0] == ModuleName.LP2)
            {
                SCConfigItem _scEnable = SC.GetConfigItem("LoadPort.EnableSlot1OnLP2");
                for (int i = source.Length - 1; i >= 0; i--)
                {
                    if (source[i].IsEmpty || !destination[i].IsEmpty || (!_scEnable.BoolValue && i == 0) || (i > 0 && !destination[i - 1].IsEmpty))
                        continue;

                    lst.Add(new TransferInfo()
                    {
                        Source = (ModuleName)source[i].Station,
                        SourceSlot = source[i].Slot,

                        Angle = xmlRecipe.AlignAngle,
                        Option = (xmlRecipe.IsAlign ? MoveOption.Align : MoveOption.None)
                                         | (xmlRecipe.IsReadLaserMarker ? MoveOption.ReadID : MoveOption.None)
                                 | (xmlRecipe.IsReadT7Code ? MoveOption.ReadID2 : MoveOption.None)
                                 | (xmlRecipe.WaferReaderIndex == 1 ? MoveOption.Reader1 : MoveOption.None)
                                 | (xmlRecipe.WaferReaderIndex == 2 ? MoveOption.Reader2 : MoveOption.None)
                                         | (xmlRecipe.IsTurnOver ? MoveOption.Turnover : MoveOption.None),
                        Slot = i,
                        Station = destinationModules[0],
                        WaferID = source[i].WaferID,
                    });
                }
            }
            else if ((_scLP2Pitch.IntValue == 7 && xmlRecipe.Source[0] == ModuleName.LP2))
            {
                SCConfigItem _scEnable = SC.GetConfigItem("LoadPort.EnableSlot1OnLP2");
                bool isContinue = false;
                for (int i = 0; i < source.Length && i < destination.Length; i++)
                {
                    if (isContinue && source[i].IsEmpty)
                        isContinue = false;

                    if (source[i].IsEmpty || !destination[i].IsEmpty)
                        continue;

                    if (!_scEnable.BoolValue && i == 0 || (i > 0 && !destination[i - 1].IsEmpty))
                    {
                        isContinue = true;
                        continue;
                    }

                    if (isContinue)
                        continue;

                    lst.Add(new TransferInfo()
                    {
                        Source = (ModuleName)source[i].Station,
                        SourceSlot = source[i].Slot,

                        Angle = xmlRecipe.AlignAngle,
                        Option = (xmlRecipe.IsAlign ? MoveOption.Align : MoveOption.None)
                                         | (xmlRecipe.IsReadLaserMarker ? MoveOption.ReadID : MoveOption.None)
                                 | (xmlRecipe.IsReadT7Code ? MoveOption.ReadID2 : MoveOption.None)
                                 | (xmlRecipe.WaferReaderIndex == 1 ? MoveOption.Reader1 : MoveOption.None)
                                 | (xmlRecipe.WaferReaderIndex == 2 ? MoveOption.Reader2 : MoveOption.None)
                                         | (xmlRecipe.IsTurnOver ? MoveOption.Turnover : MoveOption.None),
                        Slot = i,
                        Station = destinationModules[0],
                        WaferID = source[i].WaferID,
                    });
                }
            }
            return true;
        }

        /// <summary>
        /// 从source最上面开始取wafer，顺序放在destination的最上面
        /// </summary>
        /// <param name="lst"></param>
        /// <param name="reason"></param>
        /// <returns></returns>
        bool FromTop(SorterRecipeXml xmlRecipe, List<WaferInfo[]> sourceList, List<WaferInfo[]> destinationList, List<ModuleName> destinationModules, ref List<TransferInfo> lst, out string reason)
        {
            reason = string.Empty;

            SCConfigItem _scLP2Pitch = SC.GetConfigItem("LoadPort.LoadPort2Pitch");
            if (_scLP2Pitch == null || _scLP2Pitch.IntValue == 10)
            {
                int destinationIndex = destinationList.Count * destinationList[0].Length;
                for (int i = 0; i < sourceList.Count * sourceList[0].Length; i++)
                {
                    WaferInfo[] source = sourceList[sourceList.Count - i / sourceList[0].Length - 1];

                    if (source[i % sourceList[0].Length].IsEmpty)
                        continue;
                    if (SC.ContainsItem("Process.EnableSlot25OnLP2") && (!SC.GetValue<bool>("Process.EnableSlot25OnLP2")) && destinationModules[0] == ModuleName.LP2 && destinationIndex == 25)
                        destinationIndex = 24;
                    int to = destinationIndex;

                    for (int j = destinationIndex - 1; j >= 0; j--)
                    {
                        WaferInfo[] destination = destinationList[destinationList.Count - j / destinationList[0].Length - 1];
                        if (destination[j % destinationList[0].Length].IsEmpty)
                        {
                            to = j;
                            break;
                        }
                    }

                    if (to == destinationIndex)
                        break;

                    destinationIndex = to;

                    lst.Add(new TransferInfo()
                    {
                        Source = (ModuleName)source[i % sourceList[0].Length].Station,
                        SourceSlot = source[i % sourceList[0].Length].Slot,

                        Angle = xmlRecipe.AlignAngle,
                        Option = (xmlRecipe.IsAlign ? MoveOption.Align : MoveOption.None)
                                     | (xmlRecipe.IsReadLaserMarker ? MoveOption.ReadID : MoveOption.None)
                                     | (xmlRecipe.IsReadT7Code ? MoveOption.ReadID2 : MoveOption.None) | (xmlRecipe.WaferReaderIndex == 1 ? MoveOption.Reader1 : MoveOption.None)
                             | (xmlRecipe.WaferReaderIndex == 2 ? MoveOption.Reader2 : MoveOption.None)
                             | (xmlRecipe.IsTurnOver ? MoveOption.Turnover : MoveOption.None),
                        Slot = to % destinationList[0].Length,
                        Station = destinationModules[destinationList.Count - to / destinationList[0].Length - 1],
                        WaferID = source[i % sourceList[0].Length].WaferID,
                    });
                }
            }
            else
            {
                if (sourceList.Count > 1 || destinationList.Count > 1)
                {
                    reason = "Multiple Sources and Destinations are not supported in SameSlot mode";
                    return false;
                }
                SCConfigItem _scEnable = SC.GetConfigItem("LoadPort.EnableSlot1OnLP2");

                if (xmlRecipe.Source[0] == ModuleName.LP2) //Source为LP2
                {
                    bool isContinue = false;
                    int destinationIndex = destinationList[0].Length;
                    
                    for (int i = 0; i < sourceList[0].Length; i++)
                    {
                        WaferInfo[] source = sourceList[0];

                        if (isContinue && source[i].IsEmpty)
                            isContinue = false;

                        if (source[i].IsEmpty)
                            continue;

                        if (!_scEnable.BoolValue && i == 0)
                        {
                            isContinue = true;
                            continue;
                        }

                        if (isContinue)
                            continue;

                        int to = destinationIndex;

                        for (int j = destinationIndex - 1; j >= 0; j--)
                        {
                            WaferInfo[] destination = destinationList[0];
                            if (destination[j].IsEmpty)
                            {
                                to = j;
                                break;
                            }
                        }

                        if (to == destinationIndex)
                            break;

                        destinationIndex = to;
                        lst.Add(new TransferInfo()
                        {
                            Source = (ModuleName)source[i].Station,
                            SourceSlot = source[i].Slot,

                            Angle = xmlRecipe.AlignAngle,
                            Option = (xmlRecipe.IsAlign ? MoveOption.Align : MoveOption.None)
                                             | (xmlRecipe.IsReadLaserMarker ? MoveOption.ReadID : MoveOption.None)
                                     | (xmlRecipe.IsReadT7Code ? MoveOption.ReadID2 : MoveOption.None)
                                     | (xmlRecipe.WaferReaderIndex == 1 ? MoveOption.Reader1 : MoveOption.None)
                                     | (xmlRecipe.WaferReaderIndex == 2 ? MoveOption.Reader2 : MoveOption.None)
                                             | (xmlRecipe.IsTurnOver ? MoveOption.Turnover : MoveOption.None),
                            Slot = to,
                            Station = destinationModules[0],
                            WaferID = source[i].WaferID,
                        });
                    }
                }
                else //Station为LP2
                {
                    int destinationIndex = destinationList[0].Length;
                    if (SC.ContainsItem("Process.EnableSlot25OnLP2") && (!SC.GetValue<bool>("Process.EnableSlot25OnLP2"))&& destinationIndex == 25)
                        destinationIndex = 24;
                    for (int i = sourceList[0].Length - 1; i >= 0; i--)
                    {
                        WaferInfo[] source = sourceList[0];

                        if (source[i].IsEmpty)
                            continue;

                        int to = destinationIndex;

                        for (int j = destinationIndex - 1; j >= 0; j--)
                        {
                            WaferInfo[] destination = destinationList[0];
                            if (j == 0)
                            {
                                if (_scEnable.BoolValue)
                                {
                                    if (destination[j].IsEmpty)
                                    {
                                        to = j;
                                        break;
                                    }
                                }
                            }
                            else
                            {
                                if (destination[j - 1].IsEmpty && destination[j].IsEmpty)
                                {
                                    to = j;
                                    break;
                                }
                            }
                        }

                        if (to == destinationIndex)
                            break;

                        destinationIndex = to;

                        lst.Add(new TransferInfo()
                        {
                            Angle = xmlRecipe.AlignAngle,
                            Option = (xmlRecipe.IsAlign ? MoveOption.Align : MoveOption.None)
                                             | (xmlRecipe.IsReadLaserMarker ? MoveOption.ReadID : MoveOption.None)
                                     | (xmlRecipe.IsReadT7Code ? MoveOption.ReadID2 : MoveOption.None)
                                     | (xmlRecipe.WaferReaderIndex == 1 ? MoveOption.Reader1 : MoveOption.None)
                                     | (xmlRecipe.WaferReaderIndex == 2 ? MoveOption.Reader2 : MoveOption.None)
                                             | (xmlRecipe.IsTurnOver ? MoveOption.Turnover : MoveOption.None),
                            Slot = to,
                            Station = destinationModules[0],
                            WaferID = source[i].WaferID,
                        });
                    }
                }

            }
            return true;
        }
    }
}