Imports System.IO
Imports System.Threading
Imports EgtBEAMWALL.Core
Imports EgtWPFLib5

Public Class MainWindowVM
   Inherits VMBase

   Private m_ViewerOptimizerCommThread As Thread

   ' Riferimento al Model della MainWindow
   Private m_MainWindowM As MainWindowM
   Friend ReadOnly Property MainWindowM As MainWindowM
      Get
         Return m_MainWindowM
      End Get
   End Property

   ' Titolo
   Private m_Title As String
   Public ReadOnly Property Title As String
      Get
         Return m_Title
      End Get
   End Property

   ' proprietà che seleziona la giusta pagina del TabControl
   Public Property nSelTabPage As Integer
      Get
         If IsNothing(Map.refMainMenuVM.SelPage) OrElse Map.refMainMenuVM.SelPage = -1 OrElse Map.refMainMenuVM.SelPage = Pages.SUPERVISOR Then
            Return 0    ' Supervisor
         ElseIf Map.refMainMenuVM.SelPage = Pages.INPUTS Then
            Return 1    ' Ingressi
         ElseIf Map.refMainMenuVM.SelPage = Pages.OUTPUTS Then
            Return 2    ' Uscite
         Else
            Return 3    ' Configurazione
         End If
      End Get
      Set(value As Integer)
      End Set
   End Property

   Public ReadOnly Property ProjectContent As Object
      Get
         Return If(Map.refMainWindowVM.MainWindowM.bOnlyProd, New OnlyProdProjectV(), New ProjectV())
      End Get
   End Property

   Public ReadOnly Property ConfigurationPageContent As Object
      Get
         Return If(Map.refMainWindowVM.MainWindowM.bOnlyProd, New OnlyProdConfigurationPageV(), New ConfigurationPageV())
      End Get
   End Property

   ' Definizione comandi
   Private m_cmdAboutBox As ICommand
   Private m_cmdCloseApplication As ICommand

#Region "CONSTRUCTOR"

   Sub New()
      ' Avvio l'inizializzazione della mappa passandogli il riferimento al MainWindowVM
      Map.BeginInit(Me)
      ' Creo Model della MainWindow
      m_MainWindowM = New MainWindowM
   End Sub

#End Region    ' CONSTRUCTOR

#Region "METHODS"

   Friend Sub SetTitle(sTitle As String)
      m_Title = sTitle
      NotifyPropertyChanged(NameOf(Title))
   End Sub
   Public Sub UpdateTitle()
      m_Title = ""
      If Not IsNothing(Map.refSupervisorManagerVM.CurrProd) Then
         m_Title = Map.refSupervisorManagerVM.CurrProd.nProdId.ToString("0000") & " - EgtBEAMWALL"
      End If
      NotifyPropertyChanged(NameOf(Title))
   End Sub

   Friend Sub ContentRendered()
      DbControllers.m_ProdController.FindByProdDbId(0)
      ' imposto MainWindow per finestra di Loading
      LoadingWndHelper.SetMainWindow(Application.Current.MainWindow)
      ' leggo riga di comando
      Dim nCommandType As Integer = 0
      Dim nPage As Pages = Nothing
      Dim nProdId As Integer = 0
      If Map.refMainWindowVM.MainWindowM.bOnlyProd Then
         nPage = Pages.ONLYPRODPAGE
      Else
         nPage = Pages.VIEW
      End If

      If ProcessCommandLine(nCommandType, nProdId) AndAlso nCommandType = 1 Then
         Map.refSupervisorManagerVM.SetCurrProd(nProdId)
      Else
         ' setto il primo file dalla lista degli MRU come progetto corrente da aprire
         Dim sLastProdPath As String = String.Empty
         GetMainPrivateProfileString(S_MRUSUPERVISORPRODFILES, K_FILE & "1", String.Empty, sLastProdPath)
         If Not String.IsNullOrWhiteSpace(sLastProdPath) AndAlso File.Exists(sLastProdPath) Then
            ' ricavo l'Id e il prod associato per l'apertura di quest'ultimo
            Dim PdId As Integer = 0
            Dim sPdId As String = Path.GetFileNameWithoutExtension(sLastProdPath)
            Integer.TryParse(sPdId, PdId)
            Map.refSupervisorManagerVM.SetCurrProd(PdId)
         End If
      End If
      ' apro prod
      If Not IsNothing(Map.refSupervisorManagerVM.CurrProd) Then Map.refSupervisorManagerVM.OpenProject(Map.refSupervisorManagerVM.CurrProd)
      ' apro in modalita' SUPERVISOR
      Map.refMainMenuVM.SelPage = Pages.SUPERVISOR

      Map.refLeftPanelVM.NotifyPropertyChanged(NameOf(Map.refLeftPanelVM.FeatureList_Visibility))

      ' inizializzo thread di aggiornamento e comunicazione con DB
      ' creo thread di comunicazione con ViewOptim
      m_ViewerOptimizerCommThread = New Thread(Sub()
                                                  ViewerOptimizerCommThread.ViewerOptimizerCommThreadFunction()
                                               End Sub)
      m_ViewerOptimizerCommThread.SetApartmentState(ApartmentState.STA)
      ' avvio thread di gestione comunicazione con ViewOptim
      m_ViewerOptimizerCommThread.Start()
      ' se controllo axium, chiudo eventuale server di comunicazione rimasto aperto
      If CurrentMachine.NCType = NCTypes.NUM_AXIUM_APSERVER Then
         Dim ServerProcList As Process() = Process.GetProcessesByName("APServer")
         Dim LogProcList As Process() = Process.GetProcessesByName("APLog")
         For Each ServerProc In ServerProcList
            ServerProc.Kill()
         Next
         For Each LogProc In LogProcList
            LogProc.Kill()
         Next
      End If
   End Sub

   Friend Function ProcessCommandLine(ByRef nCommandType As Integer, ByRef nProdId As Integer) As Boolean
      ' Se non ci sono veri parametri su linea di comando, esco (il primo è sempre il nome del programma)
      If Environment.GetCommandLineArgs.Count() <= 1 Then Return False
      ' Recupero primo parametro che dovrebbe essere il tipo di modalita' riga di comando
      Dim sFile As String = Environment.GetCommandLineArgs(1)
      If String.IsNullOrWhiteSpace(sFile) OrElse Not Integer.TryParse(sFile, nCommandType) OrElse nCommandType <= 0 Then Return False
      Select Case nCommandType
         Case 1         ' apri progetto in supervisore
            ' recupero secondo parametro
            Dim sProdId As String = Environment.GetCommandLineArgs(2)
            If Not Integer.TryParse(sProdId, nProdId) OrElse nProdId <= 0 Then Return False
            Return True
      End Select
      Return False
   End Function

   Friend Sub KeyDown(PressedKey As Key)
      ' Con ESC esco dall'azione corrente
      If PressedKey = Key.Escape Then
         ' se in ripartenza
         If Map.refLeftPanelVM.bRestart Then
            ' sblocco interfaccia
            Map.refLeftPanelVM.bRestart = False
         End If
         ' pulisco output
         Map.refMyStatusBarVM.ClearOutputMessage()
      End If
   End Sub

#End Region    ' METHODS

#Region "COMMANDS"

#Region "AboutBoxCommand"

   ' Returns a command that manage the MainWindow_Unloaded command
   Public ReadOnly Property AboutBox_Command As ICommand
      Get
         If m_cmdAboutBox Is Nothing Then
            m_cmdAboutBox = New Command(AddressOf AboutBox)
         End If
         Return m_cmdAboutBox
      End Get
   End Property

   ' Manage the MainWindow_Unloaded event. This method is invoked by the cmdMainWindow_Unloaded.
   Public Sub AboutBox(ByVal param As Object)
      Dim AboutBoxWindow As New AboutBoxV With {
         .Owner = Application.Current.MainWindow
      }
      AboutBoxWindow.ShowDialog()
   End Sub

#End Region ' AboutBoxCommand

#Region "CloseApplication"

   ''' <summary>
   ''' Returns a command that do Exec.
   ''' </summary>
   Public ReadOnly Property CloseApplication_Command As ICommand
      Get
         If m_cmdCloseApplication Is Nothing Then
            m_cmdCloseApplication = New Command(AddressOf CloseApplication)
         End If
         Return m_cmdCloseApplication
      End Get
   End Property

   ''' <summary>
   ''' Execute the Exec.  This method is invoked by the ExecCommand.
   ''' </summary>
   Public Sub CloseApplication()
      ' se macchina sta funzionando
      If Not IsNothing(Map.refMachManaging) AndAlso Map.refMachManaging.bConnected AndAlso
         (Map.refLeftPanelVM.SelOPState.Id <> OPStates.End AndAlso Map.refLeftPanelVM.SelOPState.Id <> OPStates.Unspecified) Then
         MessageBox.Show("Impossible closing software while machine is working. If you want to close, first press reset and stop the machine!", "Error", MessageBoxButton.OK, MessageBoxImage.Error)
         Return
      End If
      ' disconnetto comunicazione con macchina
      MachManaging.AddToCommandList(ThreadCommand.CreateCommand(CommandTypes.DISCONNECT))
      ' termino thread di comunicazione con Db ed altri programmi
      ViewerOptimizerCommThread.StopThread()
      ' Verifico modifica parametri in Configurazione e chiedo il salvataggio
      If Map.refMainMenuVM.SelPage = Pages.CONFIG Then Map.refConfigurationPageVM.VerifyConfigPageModification()
      ' Termino il Model
      MainWindowM.Close()
      ' Chiudo la finestra principale del programma
      Application.Current.MainWindow.Close()
   End Sub

#End Region    ' CloseApplication

#End Region    ' COMMANDS

End Class