Imports System.Windows.Threading
Imports EgtBEAMWALL.Core
Imports EgtWPFLib5

Public Class NestingRunningWndVM
   Inherits VMBase

#Region "FIELDS & PROPERTIES"

   Friend Event m_CloseWindow(bDialogResult As Boolean)

   Private m_Waiting_Timer As New DispatcherTimer
   Private m_TotIntervals As Integer = 0
   Private m_Step As Double = 1
   Private m_SectionIndex As Integer

   Private m_SectionProgressList As New List(Of SectionProgress)
   Friend ReadOnly Property SectionProgressList As List(Of SectionProgress)
      Get
         Return m_SectionProgressList
      End Get
   End Property

   Public ReadOnly Property RunningSection As SectionProgress
      Get
         Dim CurrRunningSection As SectionProgress = m_SectionProgressList.FirstOrDefault(Function(x) x.nState <> SectionProgress.NestStates.DONE)
         Return If(Not IsNothing(CurrRunningSection), CurrRunningSection, Nothing)
      End Get
   End Property

   Private m_CurrProgress_Value As Double = 0
   Public Property CurrProgress_Value As Double
      Get
         Return m_CurrProgress_Value
      End Get
      Set(value As Double)
         m_CurrProgress_Value = value
      End Set
   End Property

   Private m_TotProgress_Value As Double = 0
   Public Property TotProgress_Value As Double
      Get
         Return Math.Floor(m_TotProgress_Value)
      End Get
      Set(value As Double)
         m_TotProgress_Value = value
      End Set
   End Property

   ' tempo parziale e totale del segmento corrente
   Friend Shared m_CurrState As SectionProgress.NestStates
   Friend Shared m_CurrTime As Double
   Friend Shared m_TotTime As Double

#Region "Messages"

   Public ReadOnly Property Section_Msg As String
      Get
         Return "Section: " & m_SectionProgressList(m_SectionIndex).Section.sSectionXMaterial & "(" & m_SectionIndex + 1 & "/" & m_SectionProgressList.Count() & ")"
      End Get
   End Property

   Public ReadOnly Property Nesting_Msg As String
      Get
         Select Case m_CurrState
            Case SectionProgress.NestStates.ADDPART
               Return "Calculating wall orientation..."
            Case SectionProgress.NestStates.NEST
               Return "Nesting walls in rawparts..."
            Case SectionProgress.NestStates.CALCRAWPART
               Return "Genereting rawparts with nested parts..."
         End Select
      End Get
   End Property

   Public ReadOnly Property TotProgress_Msg As String
      Get
         Return m_TotProgress_Value.ToString("0.#") & "%"
      End Get
   End Property

#End Region    ' Messages

   ' Definizione comandi
   Private m_cmdCancel As ICommand

#End Region    ' FIELDS & PROPERTIES

   Sub New(SelPartType As Integer)
      Dim sLogPath As String = Map.refMainWindowVM.MainWindowM.sTempDir & "\RawPartLog.txt"
      Dim dSectionTime As Double = GetMainPrivateProfileDouble(S_NEST, K_SECTIONTIME, 1)
      Dim dPartTime As Double = GetMainPrivateProfileDouble(S_NEST, K_PARTTIME, 1)
      SectionProgress.SetPartSectionTimes(dPartTime, dSectionTime)
      ' disabilito interfaccia
      Map.refProjectVM.SetCalcRunning(True)
      ' se ho selezionato nest per materiale e c'è una sezione selezionata diversa da sezione nulla
      If SelPartType = OptimizePanelVM.PartType.MATERIAL AndAlso Not IsNothing(Map.refProjectVM.BTLStructureVM.SelSection) AndAlso Map.refProjectVM.BTLStructureVM.SelSection.dH <> -1 Then
         m_SectionProgressList.Add(New SectionProgress(Map.refProjectVM.BTLStructureVM.SelSection))
      Else
         ' altrimenti prendo tutte le sezioni
         For Each CurrSection In Map.refProjectVM.BTLStructureVM.SectionList
            If CurrSection.dH = -1 Then Continue For
            m_SectionProgressList.Add(New SectionProgress(CurrSection))
         Next
      End If
      ' imposto contatore
      m_Waiting_Timer.Interval = TimeSpan.FromMilliseconds(700)
      AddHandler m_Waiting_Timer.Tick, AddressOf WaitingTimer_Tick
   End Sub

   Private Sub WaitingTimer_Tick()
      Dim CurrTime As Double = 0
      Dim CurrTotTime As Double = 0
      Dim TotalTime As Double = 0
      For Index = 0 To m_SectionProgressList.Count - 1
         Dim SectionProgress As SectionProgress = m_SectionProgressList(Index)
         If Index < m_SectionIndex Then
            CurrTime += SectionProgress.dTotSectionTime
         ElseIf Index = m_SectionIndex Then
            Select Case m_CurrState
               Case SectionProgress.NestStates.ADDPART
                  CurrTotTime = 100
                  CurrTime += m_CurrTime * SectionProgress.dAddPartTime / 100
               Case SectionProgress.NestStates.NEST
                  CurrTotTime = 100
                  CurrTime += SectionProgress.dAddPartTime + m_CurrTime * SectionProgress.dCalcNestTime / 100
               Case SectionProgress.NestStates.CALCRAWPART
                  CurrTotTime = 100
                  CurrTime += SectionProgress.dAddPartTime + SectionProgress.dCalcNestTime + m_CurrTime * SectionProgress.dCalcRawPartTime / 100
            End Select
         End If
         TotalTime += SectionProgress.dTotSectionTime
      Next
      m_TotProgress_Value = CurrTime / TotalTime * 100
      m_CurrProgress_Value = m_CurrTime
      NotifyPropertyChanged(NameOf(CurrProgress_Value))
      NotifyPropertyChanged(NameOf(TotProgress_Value))
      NotifyPropertyChanged(NameOf(Section_Msg))
      NotifyPropertyChanged(NameOf(Nesting_Msg))
      NotifyPropertyChanged(NameOf(TotProgress_Msg))
   End Sub

   Friend Sub DoNesting()
      Dim sLogPath As String = Map.refMainWindowVM.MainWindowM.sTempDir & "\RawPartLog.txt"
      Dim dSectionTime As Double = GetMainPrivateProfileDouble(S_NEST, K_SECTIONTIME, 1)
      Dim dPartTime As Double = GetMainPrivateProfileDouble(S_NEST, K_PARTTIME, 1)
      ' recupero parametri di calcolo
      Dim dRawL As Double = 0
      Dim dRawW As Double = 0
      Dim WhType = GetMainPrivateProfileInt(S_GENERAL, K_WAREHOUSE, 1)
      Dim sWarehouseIniPath As String = ""
      Dim dOffset As Double = WarehouseHelper.GetOffset(Map.refProjectVM.BTLStructureVM.nPROJTYPE)
      Dim dStartOffset As Double = 0
      Dim dKerf As Double = 0
      Select Case WhType
         Case WarehouseType.BASIC
            Dim nQuantity As Integer = WarehouseHelper.GetQuantity(Map.refProjectVM.BTLStructureVM.nPROJTYPE)
            If Map.refProjectVM.BTLStructureVM.nPROJTYPE = MachineType.BEAM Then
               ' leggo lunghezza barra
               WarehouseHelper.GetCurrentDimensions(Map.refProjectVM.BTLStructureVM.nPROJTYPE, 0, dRawL)
               ' leggo start offset e quantity
               dStartOffset = WarehouseHelper.GetStartOffset()
               ' riporto la stessa lunghezza in tutte le sezioni
               For Each SectionProgress In m_SectionProgressList
                  SectionProgress.SParamList.Add(New SParam(SectionProgress.Section, dRawL, nQuantity))
               Next
            ElseIf Map.refProjectVM.BTLStructureVM.nPROJTYPE = MachineType.WALL Then
               If Not WarehouseHelper.GetCurrentDimensions(Map.refProjectVM.BTLStructureVM.nPROJTYPE, dRawW, dRawL) Then
                  ' riabilito interfaccia
                  Map.refProjectVM.SetCalcRunning(False)
                  CloseNesting()
                  Return
               End If
               ' leggo kerf e quantity
               dKerf = WarehouseHelper.GetKerf()
               ' riporto le stesse dimensioni in tutte le sezioni
               For Each SectionProgress In m_SectionProgressList
                  SectionProgress.SParamList.Add(New SParam(SectionProgress.Section, dRawW, dRawL, nQuantity))
               Next
            End If
         Case WarehouseType.MEDIUM
            Dim sCurrL As String
            Dim nIndex As Integer = 1
            ' aggiungo le sezioni con diverse lunghezze in base al warehouse
            If Map.refProjectVM.BTLStructureVM.nPROJTYPE = MachineType.BEAM Then
               ' leggo start offset 
               dStartOffset = WarehouseHelper.GetStartOffset()
               ' leggo lunghezza barra e quantity
               WarehouseHelper.GetDimensionsAndQuantityForList(Map.refProjectVM.BTLStructureVM.nPROJTYPE, m_SectionProgressList)
            ElseIf Map.refProjectVM.BTLStructureVM.nPROJTYPE = MachineType.WALL Then
               dKerf = WarehouseHelper.GetKerf()
               If Not WarehouseHelper.GetDimensionsAndQuantityForList(Map.refProjectVM.BTLStructureVM.nPROJTYPE, m_SectionProgressList) Then
                  ' riabilito interfaccia
                  Map.refProjectVM.SetCalcRunning(False)
                  CloseNesting()
                  Return
               End If
            End If
      End Select
      '' attivo loading progress
      'Map.refMyStatusBarVM.StartLoading("Nesting started", True)
      'Dim DimensionsList As New List(Of List(Of SParam))
      '' le raggruppo per sezione
      'For Each Section In m_SectionProgressList
      '   Dim Dimension As List(Of SParam) = DimensionsList.FirstOrDefault(Function(x) x(0).SectXMat = Section.SParam.SectXMat)
      '   If Not IsNothing(Dimension) Then
      '      Dimension.Add(Section)
      '   Else
      '      DimensionsList.Add(New List(Of SParam)({Section}))
      '   End If
      'Next
      ' per ogni gruppo di sezioni
      'For Each Dimension In DimensionsList
      ' calcolo lista dei pezzi per ogni sezione
      For Each SectionProgress In m_SectionProgressList
         'Dim SectionPartList As New List(Of BTLPartM)(Map.refProjectVM.BTLStructureVM.BTLPartVMList.Where(Function(x) x.Section = Section.SectXMat).ToList())
         Dim SectionPartList As List(Of BTLPartM) = (From x In Map.refProjectVM.BTLStructureVM.BTLPartVMList
                                                     Where x.Section = SectionProgress.Section AndAlso x.bDO
                                                     Select x.BTLPartM).ToList()
         SectionProgress.SetSectionPartList(SectionPartList)
      Next
      ' avvio timer avanzamento nesting
      m_CurrState = SectionProgress.NestStates.NULL
      m_TotTime = 0
      m_CurrTime = 0
      m_Waiting_Timer.Start()
      ' calcolo nesting
      For m_SectionIndex = 0 To m_SectionProgressList.Count - 1
         Dim SectionProgress As SectionProgress = m_SectionProgressList(m_SectionIndex)
         ' passo a lua lista id pezzi da nestare
         If SectionProgress.SectionPartList.Count > 0 AndAlso SectionProgress.SParamList.Count > 0 AndAlso
            Not ExecNesting(sLogPath, CurrentMachine.sMachineName, SectionProgress.SectionPartList, SectionProgress.SParamList, dStartOffset, dOffset, dKerf, SectionProgress.dCalcNestTime) Then
            Exit For
         End If
      Next

      ' update liste grezzi e pezzi della grafica
      Map.refProjectVM.MachGroupPanelVM.RefreshMachGroupList()
      '' disattivo loading progress
      'Map.refMyStatusBarVM.EndLoading("Nesting completed")
      ' seleziono ultimo gruppo
      Map.refProjectVM.MachGroupPanelVM.SelLastMachGroup()
      ' riabilito interfaccia
      Map.refProjectVM.SetCalcRunning(False)
      ' fermo timer e chiudo finestra
      CloseNesting()
   End Sub

   Private Function CloseNesting()
      ' fermo timer e chiudo finestra
      m_Waiting_Timer.Stop()
      RaiseEvent m_CloseWindow(True)
   End Function

#Region "COMMANDS"

#Region "Cancel"

   ''' <summary>
   ''' Returns a command that do Open.
   ''' </summary>
   Public ReadOnly Property Cancel_Command As ICommand
      Get
         If m_cmdCancel Is Nothing Then
            m_cmdCancel = New Command(AddressOf Cancel)
         End If
         Return m_cmdCancel
      End Get
   End Property

   ''' <summary>
   ''' Execute the Open.  This method is invoked by the OpenCommand.
   ''' </summary>
   Friend Sub Cancel()
      ' chiedo conferma
      If MessageBox.Show("Are you sure you want to stop the nesting?", "Warning", MessageBoxButton.YesNo, MessageBoxImage.Warning) = MessageBoxResult.No Then Return
      ' fermo il nesting
      Map.refOptimizePanelVM.m_StopNesting = True
      '' fermo timer e chiudo finestra
      'CloseNesting()
   End Sub

#End Region ' Cancel

#End Region    ' COMMANDS

End Class

Public Class SectionProgress

   Public Enum NestStates As Integer
      NULL = 0
      START = 1
      ADDRAWPART = -1
      ADDPART = -2
      NEST = 4
      CALCRAWPART = -3
      DONE = -4
   End Enum

   Private Shared m_dSectionTime As Double
   Private Shared m_dPartTime As Double

   Private m_Section As SectionXMaterial
   Public ReadOnly Property Section As SectionXMaterial
      Get
         Return m_Section
      End Get
   End Property

   Private m_SParamList As New List(Of SParam)
   Public ReadOnly Property SParamList As List(Of SParam)
      Get
         Return m_SParamList
      End Get
   End Property

   Private m_SectionPartList As New List(Of BTLPartM)
   Public ReadOnly Property SectionPartList As List(Of BTLPartM)
      Get
         Return m_SectionPartList
      End Get
   End Property

   Private m_nState As NestStates = 0
   Public ReadOnly Property nState As NestStates
      Get
         Return m_nState
      End Get
   End Property
   Public Sub SetState(value As NestStates)
      m_nState = value
   End Sub

   Public ReadOnly Property dTotSectionTime As Double
      Get
         Return If(SectionPartList.Count > 0 AndAlso SParamList.Count > 0, dAddPartTime + dCalcNestTime + dCalcRawPartTime, 0)
      End Get
   End Property

   Public ReadOnly Property dAddPartTime As Double
      Get
         Return If(SectionPartList.Count > 0 AndAlso SParamList.Count > 0, Math.Max(SectionPartList.Count / 5, 2), 0)
      End Get
   End Property

   Public ReadOnly Property dCalcNestTime As Double
      Get
         Return If(SectionPartList.Count > 0 AndAlso SParamList.Count > 0, Math.Max(5, m_dSectionTime) + (m_dPartTime * SectionPartList.Count), 0)

      End Get
   End Property

   Public ReadOnly Property dCalcRawPartTime As Double
      Get
         Return If(SectionPartList.Count > 0 AndAlso SParamList.Count > 0, Math.Max(SectionPartList.Count / 20, 2), 0)
      End Get
   End Property

   Sub New(Section As SectionXMaterial)
      m_Section = Section
   End Sub

   Friend Shared Sub SetPartSectionTimes(PartTime As Double, SectionTime As Double)
      m_dPartTime = PartTime
      m_dSectionTime = SectionTime
   End Sub

   Friend Sub SetSectionPartList(SectionPartList As List(Of BTLPartM))
      m_SectionPartList = SectionPartList
   End Sub

End Class