Imports System.Threading
Imports System.Windows.Threading
Imports System.Math
Imports System.IO
Imports EgtUILib
Imports EgtWPFLib5
Imports EgtPHOTOLib

Public Class MainWindowM

#Region "FIELDS"

   ' Timer
   Private m_TimerIsBusy As Boolean = False
   Private m_RefreshTimer As New DispatcherTimer

   Private m_sDataRoot As String = String.Empty
   Friend ReadOnly Property sDataRoot As String
      Get
         Return m_sDataRoot
      End Get
   End Property

   Private m_sConfigDir As String = String.Empty
   Public ReadOnly Property sConfigDir As String
      Get
         Return m_sConfigDir
      End Get
   End Property

   Private m_nDebug As Integer = 0

   Private m_objMutex As Mutex

   Private m_bFirstInstance As Boolean = False
   Friend ReadOnly Property bFirstInstance As Boolean
      Get
         Return m_bFirstInstance
      End Get
   End Property

   Private m_nInstance As Integer = 0
   Friend ReadOnly Property nInstance As Integer
      Get
         Return m_nInstance
      End Get
   End Property

   Private m_nUserLevel As Integer = 1
   Friend ReadOnly Property nUserLevel As Integer
      Get
         Return m_nUserLevel
      End Get
   End Property

   Private m_nKeyLevel As Integer = 0
   Friend ReadOnly Property nKeyLevel As Integer
      Get
         Return m_nKeyLevel
      End Get
   End Property

   Private m_nKeyOptions As UInteger = 0
   Friend ReadOnly Property nKeyOptions As Integer
      Get
         Return m_nKeyOptions
      End Get
   End Property

   Private m_sTempDir As String
   Friend ReadOnly Property sTempDir As String
      Get
         Return m_sTempDir
      End Get
   End Property
   Private m_sLogFile As String
   Friend ReadOnly Property sLogFile As String
      Get
         Return m_sLogFile
      End Get
   End Property

   Friend ReadOnly Property sImgAutoDir As String
      Get
         Return m_sDataRoot & "\" & IMGAUTO_DIR
      End Get
   End Property

   Private m_sPhotoDir As String
   Friend ReadOnly Property sPhotoDir As String
      Get
         Return m_sPhotoDir
      End Get
   End Property

   ' l'indirizzo del file può essere modificato dalla pagina OptionPage
   Private m_TemplateFilePrinter As String
   Friend Property sTemplateFilePrinter As String
      Get
         Return m_TemplateFilePrinter
      End Get
      Set(value As String)
         m_TemplateFilePrinter = value
         ' salvo il nome del nuovo file template in uso
         WriteMainPrivateProfileString(S_PRINTER, K_TEMPLATE, m_TemplateFilePrinter)
         ' comunico alla librearia il nuovo nome del file in uso dal programma
         EgtPHOTOLib.MainData.SetTemplateFilePrinter(m_TemplateFilePrinter)
      End Set
   End Property

   Private m_DatFilePrinter As String
   Friend ReadOnly Property DataFilePrinter As String
      Get
         Return m_DatFilePrinter
      End Get
   End Property

   Private m_ZebraUtilitiesExe As String
   Friend ReadOnly Property ZebraUtilitiesExe As String
      Get
         Return m_ZebraUtilitiesExe
      End Get
   End Property

   Private m_PrinterIsVisible As Boolean = False
   Friend ReadOnly Property PrinterIsVisible As Boolean
      Get
         Return m_PrinterIsVisible
      End Get
   End Property

   Private m_sBackUpDir As String
   Friend ReadOnly Property sBackUpDir As String
      Get
         Return m_sBackUpDir
      End Get
   End Property

   Private m_EnableTextId As Boolean = True
   Public ReadOnly Property EnableTextId As Boolean
      Get
         Return m_EnableTextId
      End Get
   End Property

   Private m_LastId As Integer = 10000
   Public Property nLastId As Integer
      Get
         Return m_LastId
      End Get
      Set(value As Integer)
         m_LastId = value
      End Set
   End Property

   Private m_bCapsLock As Boolean
   Public ReadOnly Property bCapsLock As Boolean
      Get
         Return m_bCapsLock
      End Get
   End Property

#End Region    ' FIELDS

#Region "CONSTRUCTOR"

   Sub New()
      InitializeEgtEnvironment()
   End Sub

#End Region    ' CONSTRUCTOR

#Region "METHODS"

   Private Sub InitializeEgtEnvironment()
      ' Impostazione path radice per i dati
      m_sDataRoot = System.AppDomain.CurrentDomain.BaseDirectory
      If EgtUILib.GetPrivateProfileString(S_DATA, K_DATAROOT, "", m_sDataRoot, m_sDataRoot & "\" & DAT_FILE_NAME) = 0 Then
         m_sDataRoot = System.AppDomain.CurrentDomain.BaseDirectory
      End If
      ' Impostazione direttorio di configurazione
      m_sConfigDir = m_sDataRoot & "\" & CONF_DIR
      ' Impostazione direttorio per file temporanei
      m_sTempDir = m_sDataRoot & "\" & TEMP_DIR
      Directory.CreateDirectory(m_sTempDir)
      ' Impostazione path Ini file
      IniFile.m_sIniFile = m_sConfigDir & "\" & INI_FILE_NAME
      ' Impostazione direttorio per backup
      m_sBackUpDir = m_sDataRoot & "\" & BACKUP_DIR
      Directory.CreateDirectory(m_sBackUpDir)
      ' Verifico indice di istanza
      ManageInstance()
      ' Imposto tipo di chiave
      EgtSetLockType(KEY_TYPE.HW)
      ' Leggo e imposto chiave di protezione
      Dim sLicFileName As String = String.Empty
      GetMainPrivateProfileString(S_GENERAL, K_LICENCE, LIC_FILE_NAME, sLicFileName)
      Dim sLicFile As String = m_sConfigDir & "\" & sLicFileName
      Dim sKey As String = String.Empty
      EgtUILib.GetPrivateProfileString(S_LICENCE, K_KEY, "", sKey, sLicFile)
      EgtSetKey(sKey)
      Dim bNetHwKey As Boolean = ( GetMainPrivateProfileInt(S_GENERAL, K_NETKEY, 0) = 1)
      EgtSetNetHwKey( bNetHwKey)
      ' Recupero livello e opzioni della chiave
      Dim bKey As Boolean = EgtGetKeyLevel(9423, 2407, 1, m_nKeyLevel) And
                            EgtGetKeyOptions(9423, 2407, 1, m_nKeyOptions)
      ' Verifico abilitazione prodotto
      Dim bProd As Boolean = GetKeyOption(KEY_OPT.PHOTO_BASE)
      ' Inizializzazione generale di EgtInterface
      m_nDebug = GetMainPrivateProfileInt(S_GENERAL, K_DEBUG, 0)
      m_sLogFile = m_sTempDir & "\" & GENLOG_FILE_NAME.Replace("#", m_nInstance.ToString())
      Dim sLogMsg As String = "User " & Environment.MachineName & "\" & Environment.UserName & " (" & m_nInstance.ToString() & ")" & vbLf &
                              My.Application.Info.Title.ToString() & " ver. " &
                              My.Application.Info.Version.Major.ToString() &
                              "." & My.Application.Info.Version.Minor.ToString() &
                              (ChrW(97 - 1 + My.Application.Info.Version.Build)).ToString() &
                              My.Application.Info.Version.Revision.ToString()
      EgtInit(m_nDebug, m_sLogFile, sLogMsg)
      EgtSetTempDir(m_sTempDir)
      EgtSetIniFile(IniFile.m_sIniFile)
      ' Leggo direttorio dei messaggi (se manca uso direttorio di configurazione)
      Dim sMsgDir As String = String.Empty
      If GetMainPrivateProfileString(S_GENERAL, K_MESSAGESDIR, "", sMsgDir) = 0 Then
         sMsgDir = m_sConfigDir
      End If
      ' Leggo lingua corrente
      Dim sLanguage As String = String.Empty
      GetMainPrivateProfileString(S_GENERAL, K_MESSAGES, "", sLanguage)
      ' Recupero nome file dei messaggi della lingua corrente
      Dim sMsgName As String = "EgalTechIta.txt"
      Dim nIndex As Integer = 1
      While True
         Dim ReadLanguage As Language = GetMainPrivateProfileLanguage(S_LANGUAGES, K_LANGUAGE & nIndex)
         If IsNothing(ReadLanguage) Then Exit While
         If String.Compare(ReadLanguage.Name, sLanguage, True) = 0 Then
            sMsgName = ReadLanguage.FilePath
            Exit While
         End If
         nIndex += 1
      End While
      ' Leggo file messaggi
      Dim sMsgFilePath As String = sMsgDir & "\" & sMsgName
      If Not EgtLoadMessages(sMsgFilePath) Then
         EgtOutLog("Error in EgtLoadMessages")
      End If
      ' Leggo e imposto unità di misura per interfaccia utente
      EgtSetUiUnits(GetMainPrivateProfileInt(S_GENERAL, K_MMUNITS, 1) <> 0)
      ' Leggo e imposto livello utilizzatore
      m_nUserLevel = Math.Min(m_nKeyLevel, GetMainPrivateProfileInt(S_GENERAL, K_USERLEVEL, 1))
      ' Imposto dir font Nfe e font default
      Dim sNfeDir As String = String.Empty
      GetMainPrivateProfileString(S_GEOMDB, K_NFEFONTDIR, "", sNfeDir)
      Dim sDefFont As String = String.Empty
      GetMainPrivateProfileString(S_GEOMDB, K_DEFAULTFONT, "", sDefFont)
      EgtSetFont(sNfeDir, sDefFont)
      ' imposto dir di default per libreria Lua e lancio libreria di base
      Dim sLuaLibsDir As String = String.Empty
      GetMainPrivateProfileString(S_LUA, K_LIBSDIR, "", sLuaLibsDir)
      EgtSetLuaLibs(sLuaLibsDir)
      Dim sLuaBaseLib As String = String.Empty
      GetMainPrivateProfileString(S_LUA, K_BASELIB, "EgtBase", sLuaBaseLib)
      EgtLuaRequire(sLuaBaseLib)
      ' Leggo nome cartella delle foto
      GetMainPrivateProfileString(S_GENERAL, K_PHOTODIR, sDataRoot & "\Data", m_sPhotoDir)
      ' leggo nome file prn (per stampante zebra)
      GetMainPrivateProfileString(S_PRINTER, K_TEMPLATE, sDataRoot & "\Label\Default.prn", m_TemplateFilePrinter)
      ' leggo nome del direttorio in cui scrivere il file ini (per stampante zebra) -- solo se si desidera scrivere il file in un direttorio diverso
      GetMainPrivateProfileString(S_PRINTER, K_DAT, sDataRoot & "\Temp", m_DatFilePrinter)
      ' leggo nome file exe (per stampante zebra)
      GetMainPrivateProfileString(S_PRINTER, K_ZEBRAUTILITIES, System.AppDomain.CurrentDomain.BaseDirectory & "ZebraPrinterUtilitiesR32.exe", m_ZebraUtilitiesExe)
      ' verifico che sia abilitata la stampante con flag
      m_PrinterIsVisible = (GetMainPrivateProfileInt(S_PRINTER, K_ENABLE_PRINTER, 0) = 1)
      ' verifico che sia abilitata il CapsLock
      m_bCapsLock = (GetMainPrivateProfileInt(S_GENERAL, K_CAPSLOCK, 0) = 1)
      ' Creo connessione al Db
      If Not ManageDb.ConnectToDb(m_sPhotoDir & "\" & DB_FILENAME) Then
         EgtOutLog("Error connecting to DB")
         MessageBox.Show(EgtMsg(MSG_OMAGPHOTO + 1) & EgtMsg(MSG_OMAGPHOTO + 2), EgtMsg(MSG_EGTMSGBOX + 15), MessageBoxButton.OK, MessageBoxImage.Error)
         End
      End If

      Dim sLastBlock As String = String.Empty

      ' Info su opzioni chiave
      EgtOutLog("KeyOptions : " & bKey.ToString() & " " & m_nKeyOptions.ToString() & " " & bProd.ToString())
      ' Imposto parametri EgtPHOTOLib
      EgtPHOTOLib.MainData.SetConfigDir(m_sConfigDir)
      EgtPHOTOLib.MainData.SetKeyLevel(m_nKeyLevel)
      EgtPHOTOLib.MainData.SetKeyOptions(m_nKeyOptions)
      EgtPHOTOLib.MainData.SetUser(Environment.MachineName & "\" & Environment.UserName & " (" & nInstance.ToString() & ")")
      EgtPHOTOLib.MainData.SetPhotoDir(m_sPhotoDir)
      EgtPHOTOLib.MainData.SetBackUpDir(m_sBackUpDir)
      EgtPHOTOLib.MainData.SetTemplateFilePrinter(m_TemplateFilePrinter)
      EgtPHOTOLib.MainData.SetDataFilePrinter(m_DatFilePrinter)
      EgtPHOTOLib.MainData.SetZebraPrinterExe(m_ZebraUtilitiesExe)
      EgtPHOTOLib.MainData.SetPrinterVisibility(m_PrinterIsVisible)
      EgtPHOTOLib.MainData.SetCapsLock(m_bCapsLock)
      If GetMainPrivateProfileString(S_GENERAL, "LastBlock", "", sLastBlock) <> 0 Then EgtPHOTOLib.MainData.SetLastBlock(sLastBlock)
      Dim sIdKey As String = String.Empty
      EgtGetKeyInfo(sIdKey)
      EgtPHOTOLib.MainData.SetKey(sIdKey)
      ' lancio il timer di aggiornamento dell'interfaccia, per la gestione di due OmagPHOTO che accedono allo stesso SQL
      AddHandler m_RefreshTimer.Tick, AddressOf RefreshTimer_Tick
      m_RefreshTimer.Interval = TimeSpan.FromMilliseconds(2000)
      m_RefreshTimer.Start()
   End Sub

   ' per la gestione di due OmagPHOTO che accedono allo stesso SQL
   Private Sub RefreshTimer_Tick()
      If Not m_TimerIsBusy And PhotoMap.refProjectVM.SelProjectMode = ProjectSlabVM.ProjectModeOpt.LIST Then
         m_TimerIsBusy = True
         m_RefreshTimer.Stop()
         EgtPHOTOLib.PhotoMap.refListPageVM.RefreshLisPage()
         m_TimerIsBusy = False
         m_RefreshTimer.Start()
      End If
   End Sub

   Private Sub ManageInstance()
      Dim bCreated As Boolean
      Try
         m_objMutex = New Mutex(False, "Global\OmagPHOTO", bCreated)
      Catch
         bCreated = False
      End Try
      m_bFirstInstance = bCreated
      If bCreated Then
         ' Prima istanza
         m_nInstance = 1
         ' Aggiorno stato istanze attive
         WriteMainPrivateProfileString(S_GENERAL, K_INSTANCES, m_nInstance.ToString())
      Else
         ' Leggo il massimo numero di istanze ammesse
         Const MAX_INST As Integer = 32
         Dim nMaxInst As Integer = GetMainPrivateProfileInt(S_GENERAL, K_MAXINST, 1)
         nMaxInst = Max(1, Min(nMaxInst, MAX_INST))
         ' Cerco il primo indice di istanza libero
         Dim nTmp As Integer = GetMainPrivateProfileInt(S_GENERAL, K_INSTANCES, 0)
         m_nInstance = 1
         Dim nMask As Integer = 1
         While (nTmp And nMask) <> 0 And m_nInstance < MAX_INST
            m_nInstance += 1
            nMask *= 2
         End While
         ' Se l'indice supera il massimo
         If m_nInstance > nMaxInst Then
            ' porto in primo piano la prima istanza
            Dim bFound As Boolean = False
            ' processi del programma a 32 bit
            Dim localProc As Process() = Process.GetProcessesByName("OmagPHOTOR32")
            For Each p As Process In localProc
               If p.Id <> Process.GetCurrentProcess().Id Then
                  bFound = True
                  ShowWindow(p.MainWindowHandle, 1)
                  Exit For
               End If
            Next
            ' se non trovati processi a 32 bit provo a 64 bit
            If Not bFound Then
               localProc = Process.GetProcessesByName("OmagPHOTOR64")
               For Each p As Process In localProc
                  If p.Id <> Process.GetCurrentProcess().Id Then
                     bFound = True
                     ShowWindow(p.MainWindowHandle, SW.RESTORE)
                     Exit For
                  End If
               Next
            End If
            ' esco dal programma
            End
         End If
         ' Aggiorno stato istanze attive
         nTmp += (1 << (m_nInstance - 1))
         WriteMainPrivateProfileString(S_GENERAL, K_INSTANCES, nTmp.ToString())
      End If
   End Sub

   Friend Function GetKeyOption(nKeyOpt As KEY_OPT) As Boolean
      Return ((m_nKeyOptions And nKeyOpt) <> 0)
   End Function

   Friend Sub Close()
      ' Terminazione generale di EgtInterface
      EgtExit()
      ' Rilascio mutex
      If Not IsNothing(m_objMutex) Then m_objMutex.Close()
      ' Aggiorno istanze usate
      Dim nTmp As Integer = GetMainPrivateProfileInt(S_GENERAL, K_INSTANCES, 0)
      nTmp -= (1 << (m_nInstance - 1))
      WriteMainPrivateProfileString(S_GENERAL, K_INSTANCES, nTmp.ToString())
   End Sub

#End Region    ' METHODS

End Class