Imports System.Collections.ObjectModel
Imports System.IO
Imports EgtUILib
Imports EgtWPFLib5

Public Class MachiningDbVM
   Inherits VMBase

#Region "FIELDS & PROPERTIES"

   Private m_MachiningList As New ObservableCollection(Of Machining)
   Public ReadOnly Property MachiningList As ObservableCollection(Of Machining)
      Get
         Return m_MachiningList
      End Get
   End Property

   Private m_SelMachining As Machining
   Public Property SelMachining As Machining
      Get
         Return m_SelMachining
      End Get
      Set(value As Machining)
         Dim IsExpandedList As New List(Of Boolean)
         If Not IsNothing(m_SelMachining) Then
            ' verifico se modificato
            If m_SelMachining.bIsModified Then
               ' chiedo se salvare
               Select Case MessageBox.Show("Salvare le modifiche apportate alla lavorazione selezionata?", "Info", MessageBoxButton.YesNoCancel, MessageBoxImage.Question)
                  Case MessageBoxResult.Yes
                     m_SelMachining.Save()
                  Case MessageBoxResult.No
                     m_SelMachining.ResetModification()
                  Case MessageBoxResult.Cancel
                     NotifyPropertyChanged(NameOf(SelMachining))
                     Return
               End Select
            End If
            ' recupero stato IsExpanded di tutte le categorie
            For Each Cathegory In m_SelMachining.CathegoryList
               IsExpandedList.Add(Cathegory.Cathegory_IsExpanded)
            Next
         End If
         m_SelMachining = value
         ' ripristino stato IsExpanded di tutte le categorie
         If Not IsNothing(m_SelMachining) Then
            For Index = 0 To m_SelMachining.CathegoryList.Count - 1
               If IsExpandedList.Count() >= Index + 1 Then
                  m_SelMachining.CathegoryList(Index).Cathegory_IsExpanded = IsExpandedList(Index)
               End If
            Next
         End If
      End Set
   End Property

   Private m_Name_Visibility As Visibility = Visibility.Collapsed
   Public ReadOnly Property Name_Visibility As Visibility
      Get
         Return m_Name_Visibility
      End Get
   End Property

   Private m_Combo_Visibility As Visibility = Visibility.Visible
   Public ReadOnly Property Combo_Visibility As Visibility
      Get
         Return m_Combo_Visibility
      End Get
   End Property

   ' variabile che indica se una qualunque lavorazione e' stata modificata
   Private m_bIsModified As Boolean = False
   Public ReadOnly Property bIsModified As Boolean
      Get
         Return m_bIsModified
      End Get
   End Property
   Friend Sub SetIsModified(value As Boolean)
      m_bIsModified = value
   End Sub

   Private m_IsEnabled As Boolean = True
   Public ReadOnly Property IsEnabled As Boolean
      Get
         Return m_IsEnabled
      End Get
   End Property
   Friend Sub SetIsEnabled(value As Boolean)
      m_IsEnabled = value
      NotifyPropertyChanged(NameOf(IsEnabled))
   End Sub

   Private m_UserShouldEditValueNow As Boolean = False
   Public Property UserShouldEditValueNow As Boolean
      Get
         Return m_UserShouldEditValueNow
      End Get
      Set(value As Boolean)
         m_UserShouldEditValueNow = value
      End Set
   End Property
   Friend Sub SetUserShouldEditValueNow()
      m_UserShouldEditValueNow = True
      NotifyPropertyChanged(NameOf(UserShouldEditValueNow))
      m_UserShouldEditValueNow = False
      NotifyPropertyChanged(NameOf(UserShouldEditValueNow))
   End Sub

   ' Definizione comandi
   Private m_cmdOk As ICommand
   Private m_cmdNew As ICommand
   Private m_cmdSave As ICommand
   Private m_cmdDelete As ICommand
   Private m_cmdEditName As ICommand

#End Region    ' FIELDS & PROPERTIES

#Region "CONSTRUCTORS"

   Sub New()
      ' Creo riferimento a questa classe in EgtCAM5Map
      Map.SetRefMachiningDbVM(Me)
   End Sub

#End Region    ' CONSTRUCTORS

#Region "METHODS"

   Friend Sub Init()
      MachiningList.Clear()
      Dim nIndex As Integer = 1
      Dim sGUID As String = ""
      Dim sName As String = ""
      While ReadMachiningParamString(nIndex, MAC_GUID, "", sGUID) > 0
         MachiningList.Add(New Machining(nIndex))
         nIndex += 1
      End While
      Dim sCurrMachining As String = ""
      GetMainPrivateProfileString(S_PRINTING3D, K_CURRMACHINING, "", sCurrMachining)
      m_SelMachining = MachiningList.FirstOrDefault(Function(x) x.sGUID = sCurrMachining)
      NotifyPropertyChanged(NameOf(SelMachining))
   End Sub

   Friend Sub SetNameVisibility(bValue As Boolean)
      m_Name_Visibility = If(bValue, Visibility.Visible, Visibility.Collapsed)
      m_Combo_Visibility = If(Not bValue, Visibility.Visible, Visibility.Collapsed)
      NotifyPropertyChanged(NameOf(Name_Visibility))
      NotifyPropertyChanged(NameOf(Combo_Visibility))
      If bValue Then SetUserShouldEditValueNow()
   End Sub

#End Region    ' METHODS

#Region "COMMANDS"

#Region "Ok"

   Public ReadOnly Property Ok_Command As ICommand
      Get
         If m_cmdOk Is Nothing Then
            m_cmdOk = New Command(AddressOf Ok)
         End If
         Return m_cmdOk
      End Get
   End Property

   Public Sub Ok()
      If Not IsNothing(m_SelMachining) AndAlso m_SelMachining.bIsModified Then
         ' chiedo se salvare
         Select Case MessageBox.Show("Do you want to save modified parameters?", "Warning", MessageBoxButton.YesNoCancel, MessageBoxImage.Warning)
            Case MessageBoxResult.Yes
               m_SelMachining.Save()
            Case MessageBoxResult.No
               m_SelMachining.ResetModification()
            Case MessageBoxResult.Cancel
               Return
         End Select
      End If
      If m_bIsModified Then
         Dim sBakMacIniFilePath As String = Path.ChangeExtension(CurrentMachine.sMachiningFilePath, ".bak")
         If File.Exists(sBakMacIniFilePath) Then
            Try
               ' elimino vecchio file bak
               File.Delete(sBakMacIniFilePath)
            Catch ex As Exception
            End Try
         End If
         If File.Exists(CurrentMachine.sMachiningFilePath) Then
            Try
               ' cambio estensione in bak a file Db vecchio
               File.Move(CurrentMachine.sMachiningFilePath, sBakMacIniFilePath)
            Catch ex As Exception
            End Try
         End If
         ' se ancora esiste lo elimino
         If File.Exists(CurrentMachine.sMachiningFilePath) Then
            Try
               File.Delete(CurrentMachine.sMachiningFilePath)
            Catch ex As Exception
            End Try
         End If
         ' creo nuovo file
         If Not File.Exists(CurrentMachine.sMachiningFilePath) Then
            Try
               File.WriteAllLines(CurrentMachine.sMachiningFilePath, {"; Commento per evitare BOM con UTF-8"})
            Catch ex As Exception
            End Try
         End If
         ' salvo tutte le lavorazioni sul Db
         For Index = 0 To m_MachiningList.Count - 1
            m_MachiningList(Index).WriteParamsOnDb(Index + 1)
         Next
         m_bIsModified = False
         ' aggiorno combo top
         Dim CurrSelTopMachining As MachiningIndex = Map.refTopPanelVM.SelMachining
         Map.refTopPanelVM.InitMachiningsList()
         Map.refTopPanelVM.SetSelMachining( CurrSelTopMachining)
      End If
      ' ripristino modalita' standard
      Map.refTopPanelVM.SelPage = Pages.MODIFY
   End Sub

#End Region    ' Ok

#Region "New"

   Public ReadOnly Property New_Command As ICommand
      Get
         If m_cmdNew Is Nothing Then
            m_cmdNew = New Command(AddressOf NewCmd)
         End If
         Return m_cmdNew
      End Get
   End Property

   Public Sub NewCmd()
      Dim nIndex As Integer = m_MachiningList.Max(Function(x) x.nIndex) + 1
      Dim NewMachining As Machining = New Machining(nIndex)
      MachiningList.Add(NewMachining)
      m_SelMachining = NewMachining
      NotifyPropertyChanged(NameOf(SelMachining))
      SetNameVisibility(True)
   End Sub

#End Region    ' New

#Region "Save"

   Public ReadOnly Property Save_Command As ICommand
      Get
         If m_cmdSave Is Nothing Then
            m_cmdSave = New Command(AddressOf Save)
         End If
         Return m_cmdSave
      End Get
   End Property

   Public Sub Save()
      If IsNothing( m_SelMachining) Then Return
      m_SelMachining.Save()
   End Sub

#End Region    ' Save

#Region "Delete"

   Public ReadOnly Property Delete_Command As ICommand
      Get
         If m_cmdDelete Is Nothing Then
            m_cmdDelete = New Command(AddressOf Delete)
         End If
         Return m_cmdDelete
      End Get
   End Property

   Public Sub Delete()
      If IsNothing(m_SelMachining) Then Return
      ' chiedo conferma
      Select Case MessageBox.Show("Sei sicuro di voler cancellare la lavorazione selezionata?", "Warning", MessageBoxButton.YesNo, MessageBoxImage.Warning)
         Case MessageBoxResult.Yes
            m_MachiningList.Remove(m_SelMachining)
            SetIsModified(True)
         Case MessageBoxResult.No
            Return
      End Select
   End Sub

#End Region    ' Delete

#Region "EditName"

   Public ReadOnly Property EditName_Command As ICommand
      Get
         If m_cmdEditName Is Nothing Then
            m_cmdEditName = New Command(AddressOf EditName)
         End If
         Return m_cmdEditName
      End Get
   End Property

   Public Sub EditName()
      If IsNothing(m_SelMachining) Then Return
      SetNameVisibility(True)
      SetIsEnabled(False)
   End Sub

#End Region    ' EditName

#End Region    ' COMMANDS

End Class