Imports System.IO
Imports Independentsoft
Imports System.Threading

Public Class ClassFolderWatcher
    Public Shared FolderWatcher As FileSystemWatcher
    Public Shared FolderWatcher_SCAN As FileSystemWatcher
    Public Shared Function Restart_FolderWatch()
        If FolderWatcher.EnableRaisingEvents = True Then
            'Gestartet also Stoppen
            FolderWatcher.EnableRaisingEvents = False
            FW_started = False
            'FolderWatch neu instanzieren
            FolderWatcher = New System.IO.FileSystemWatcher(CURRENT_FOLDERWATCH, "*.*")
            ClassLogger.Add(" >> FolderWatch neu instanziert", False)
            FolderWatcher.IncludeSubdirectories = False
            FolderWatcher.EnableRaisingEvents = True
            AddHandler FolderWatcher.Created, AddressOf OnCreated
            FW_started = True
            SaveConfigValue("FW_started", "True")
        End If
    End Function
    Public Shared Function Restart_FolderWatchSCAN()
        If FolderWatcher_SCAN.EnableRaisingEvents = True Then
            'Gestartet also Stoppen
            FolderWatcher_SCAN.EnableRaisingEvents = False
            FWSCAN_started = False
            'FolderWatch neu instanzieren
            FolderWatcher_SCAN = New System.IO.FileSystemWatcher(CURRENT_SCAN_FOLDERWATCH, "*.*")
            ClassLogger.Add(" >> FolderWatchScan neu instanziert", False)
            FolderWatcher_SCAN.IncludeSubdirectories = False
            FolderWatcher_SCAN.EnableRaisingEvents = True
            AddHandler FolderWatcher_SCAN.Created, AddressOf OnCreated
            FWSCAN_started = True
            SaveConfigValue("FWSCAN_started", "True")
        End If
    End Function
    Public Shared Function StartStop_FolderWatch()
        Try
            If CURRENT_FOLDERWATCH = "" Then
                MsgBox("Bitte definieren Sie einen Überwachungsordner:", MsgBoxStyle.Exclamation)
                Return False
            End If
            If FolderWatcher Is Nothing Then
                FolderWatcher = New System.IO.FileSystemWatcher(CURRENT_FOLDERWATCH, "*.*")
                ClassLogger.Add(" >> FolderWatch Gestartet", False)
                FolderWatcher.IncludeSubdirectories = False
                FolderWatcher.EnableRaisingEvents = True
                AddHandler FolderWatcher.Created, AddressOf OnCreated
                FW_started = True
                SaveConfigValue("FW_started", "True")
                Return 1
            End If
            If FolderWatcher.EnableRaisingEvents = False Then
                ' Dim watcher As New FileSystemWatcher()
                ' watcher.Path = CURRENT_FOLDERWATCH
                FolderWatcher = New System.IO.FileSystemWatcher(CURRENT_FOLDERWATCH, "*.*")
                ClassLogger.Add(" >> FolderWatch Gestartet", False)
                FolderWatcher.IncludeSubdirectories = False
                FolderWatcher.EnableRaisingEvents = True
                AddHandler FolderWatcher.Created, AddressOf OnCreated
                FW_started = True
                SaveConfigValue("FW_started", "True")
                Return 1
            Else
                'Gestartet also Stoppen
                FolderWatcher.EnableRaisingEvents = False
                FW_started = False
                ClassLogger.Add(" >> FolderWatch gestoppt", False)
                SaveConfigValue("FW_started", "False")
                Return 0
            End If
            'If watcher.EnableRaisingEvents = False Then
            '    watcher = New System.IO.FileSystemWatcher(CURRENT_FOLDERWATCH, "*.*")
            '    ClassLogger.Add(" - vFolderWatch.Gestartet", False)
            '    watcher.IncludeSubdirectories = False
            '    watcher.EnableRaisingEvents = True
            '    AddHandler watcher.Created, AddressOf OnCreated
            '    Return 1
            'Else
            '    'Gestartet also Stoppen
            '    watcher.EnableRaisingEvents = False
            '    Return 0
            'End If
        Catch ex As Exception
            MsgBox("Error in StartStop_FolderWatch:" & vbNewLine & ex.Message, MsgBoxStyle.Critical)
            Return 99
        End Try
    End Function
    Public Shared Function StartStop_FolderWatchSCAN()
        Try
            If CURRENT_SCAN_FOLDERWATCH = "" Then
                MsgBox("Bitte definieren Sie einen Überwachungsordner für Scan-Eingänge:", MsgBoxStyle.Exclamation)
                Return False
            End If
            If FolderWatcher_SCAN Is Nothing Then
                FolderWatcher_SCAN = New System.IO.FileSystemWatcher(CURRENT_SCAN_FOLDERWATCH, "*.*")
                ClassLogger.Add(" >> FolderWatch Scan Gestartet", False)
                FolderWatcher_SCAN.IncludeSubdirectories = False
                FolderWatcher_SCAN.EnableRaisingEvents = True
                AddHandler FolderWatcher_SCAN.Created, AddressOf OnCreated
                FWSCAN_started = True
                SaveConfigValue("FWSCAN_started", "True")
                Return 1
            End If
            If FolderWatcher_SCAN.EnableRaisingEvents = False Then
                ' Dim watcher As New FileSystemWatcher()
                ' watcher.Path = CURRENT_FOLDERWATCH
                FolderWatcher_SCAN = New System.IO.FileSystemWatcher(CURRENT_SCAN_FOLDERWATCH, "*.*")
                ClassLogger.Add(" >> FolderWatch Scan Gestartet", False)
                FolderWatcher_SCAN.IncludeSubdirectories = False
                FolderWatcher_SCAN.EnableRaisingEvents = True
                AddHandler FolderWatcher_SCAN.Created, AddressOf OnCreated
                FWSCAN_started = True
                SaveConfigValue("FWSCAN_started", "True")
                Return 1
            Else
                'Gestartet also Stoppen
                FolderWatcher_SCAN.EnableRaisingEvents = False
                FWSCAN_started = False
                ClassLogger.Add(" >> FolderWatch Scan gestoppt", False)
                SaveConfigValue("FWSCAN_started", "False")
                Return 0
            End If
           
        Catch ex As Exception
            MsgBox("Error in StartStop_FolderWatchSCAN:" & vbNewLine & ex.Message, MsgBoxStyle.Critical)
            Return 99
        End Try
    End Function
    Private Shared Sub OnCreated(source As Object, e As FileSystemEventArgs)
        Try
            For Each row As DataRow In DTEXCLUDE_FILES.Rows
                Dim content As String = row.Item(0).ToString.ToLower
                If e.FullPath.ToLower.Contains(content) Then
                    Exit Sub
                End If
            Next
            
            Dim handleType As String
            If e.FullPath.EndsWith(".msg") Then
                handleType = "@FW_OUTLOOK_MESSAGE@"
            Else
                handleType = "@FW_SIMPLEINDEXER@"
            End If
            'Die Datei übergeben
            If LogErrorsOnly = False Then ClassLogger.Add(">> OnCreated-File:" & e.FullPath, False)
            If ClassIndexFunctions.FileExistsinDropTable(CURRENT_FILENAME) = False Then
                ClassFilehandle.Decide_FileHandle(e.FullPath, handleType)
            Else
                Console.WriteLine("File existiert bereits")
            End If
          
        Catch ex As Exception
            MsgBox(ex.Message, MsgBoxStyle.Critical, "Fehler bei folder_watch_Created")
        End Try

    End Sub
   
End Class