Imports System.ServiceProcess
Imports System.Threading
Imports System.IO
Imports System.Reflection
Imports System.IO.File
Imports System.Data
Imports System.Data.SqlClient
Imports System.Data.SqlTypes


Public Class Service1
    Inherits System.ServiceProcess.ServiceBase

#Region " Vom Component Designer generierter Code "

    Public Sub New()
        MyBase.New()

        ' Dieser Aufruf wird vom Komponenten-Designer benötigt.
        InitializeComponent()

        ' Fügen Sie Initialisierungscode hinter dem InitializeComponent()-Aufruf ein

    End Sub

    'UserService überschreibt den Löschvorgang zum Bereinigen der Komponentenliste.
    Protected Overloads Overrides Sub Dispose(ByVal disposing As Boolean)
        If disposing Then
            If Not (components Is Nothing) Then
                components.Dispose()
            End If
        End If
        MyBase.Dispose(disposing)
    End Sub

    ' Der Haupteinstiegspunkt für den Vorgang
    <MTAThread()> _
    Shared Sub Main()


        '#If DEBUG Then
        '        Dim service As New Service1
        '        service.StartService()
        '        System.Threading.Thread.Sleep(System.Threading.Timeout.Infinite)
        '#Else
        '        Dim ServicesToRun() As System.ServiceProcess.ServiceBase
        '        ServicesToRun = New System.ServiceProcess.ServiceBase() {New Service1}
        '        System.ServiceProcess.ServiceBase.Run(ServicesToRun)
        '#End If
        Dim ServicesToRun() As System.ServiceProcess.ServiceBase
        ServicesToRun = New System.ServiceProcess.ServiceBase() {New Service1}
        System.ServiceProcess.ServiceBase.Run(ServicesToRun)
    End Sub

   

    ' Für Komponenten-Designer erforderlich
    Private components As System.ComponentModel.IContainer

    ' HINWEIS: Die folgende Prozedur wird vom Komponenten-Designer benötigt.
    ' Sie kann mit dem Komponenten-Designer modifiziert werden. Verwenden Sie nicht
    ' den Code-Editor zur Bearbeitung.
    Friend WithEvents chktimer As System.Timers.Timer
    <System.Diagnostics.DebuggerStepThrough()> Private Sub InitializeComponent()
        Me.chktimer = New System.Timers.Timer
        CType(Me.chktimer, System.ComponentModel.ISupportInitialize).BeginInit()
        '
        'chktimer
        '
        Me.chktimer.Enabled = True
        '
        'Service1
        '
        Me.ServiceName = "EDKB01ZV"
        CType(Me.chktimer, System.ComponentModel.ISupportInitialize).EndInit()

    End Sub

#End Region

#Region "Deklarationen"
    Dim FileWatch As New FileSystemWatcher()
    Public m_Log As bms.Logging

    Public Enum ENUM_InfoTyp
        Typ_Information = 1
        Typ_Error = 3
        Typ_Warning = 2
    End Enum

    Public Enum ENUM_LogTyp
        Eventlog = 1
        Journal = 2
        Beide = 3
    End Enum

    Public Enum ENUM_LogStatus
        <CLSCompliant(False)> _New = 1
        <CLSCompliant(False)> _Close = 2
        <CLSCompliant(False)> _Restart = 3
    End Enum
#End Region

    Protected Overrides Sub OnStart(ByVal args() As String)
        Dim db As New EDOKA.DB_Connection()
        'Filewatcher initialisieren
        Thread.Sleep(3000)
        Try
           LogInstanz(ENUM_LogStatus._New)
        Catch ex As Exception
            WirteLog("BMS-Connection / XML: " + ex.Message, ApplicationPath() + "Error.txt")
            Exit Sub
        End Try


        Params.Loadparameters()
        PrintLog("EDKB01ZV gestartet", ENUM_LogTyp.Beide, ENUM_InfoTyp.Typ_Information)
        Me.chktimer.Interval = Params.TimerIntervall
        Me.chktimer.Enabled = True
        PrintLog("Timer Initialisiert", ENUM_LogTyp.Beide, ENUM_InfoTyp.Typ_Information)
        Try
            FileWatch.Path = Params.WatchDirectory
            FileWatch.IncludeSubdirectories = False
            FileWatch.Filter = "zv*.txt"
            AddHandler FileWatch.Created, New FileSystemEventHandler(AddressOf OnFileEvent)
            Me.FileWatch.EnableRaisingEvents = True
            PrintLog("Überwachung gestartet...", ENUM_LogTyp.Beide, ENUM_InfoTyp.Typ_Information)
        Catch ex As Exception
            PrintLog("Fehler bei der Initialisierung des Filewacherobjekts auf " + Params.WatchDirectory, ENUM_LogTyp.Beide, ENUM_InfoTyp.Typ_Error)
        End Try
    End Sub

    Private Sub WirteLog(ByVal stext As String, ByVal sPfad As String)
        Try
            Dim FiStr As FileStream = New FileStream(sPfad, FileMode.Append)
            Dim StrWr As StreamWriter = New StreamWriter(FiStr)
            StrWr.WriteLine("Fehler: " + Now())
            StrWr.WriteLine("Fehlertext:" + stext)
            StrWr.Close()
        Catch ex As Exception
        End Try
    End Sub

    Public Function ApplicationPath() As String
        'Return Path.GetDirectoryName([Assembly].GetExecutingAssembly().Location)
        Return Path.GetDirectoryName([Assembly].GetEntryAssembly().Location) + "\"
    End Function

    Private Sub LogInstanz(ByVal Typ As ENUM_LogStatus)
        Select Case Typ
            Case ENUM_LogStatus._New
                m_Log = New bms.Logging(CInt(2), Common.Common.JobType.WatchJob)
                m_Log.Start()
            Case ENUM_LogStatus._Close
                m_Log.Ende()
                m_Log = Nothing
            Case ENUM_LogStatus._Restart
                m_Log.Ende()
                m_Log = Nothing
                m_Log = New bms.Logging(CInt(2), Common.Common.JobType.WatchJob)
                m_Log.Start()
                PrintLog("Überwachung gestartet...", ENUM_LogTyp.Beide, ENUM_InfoTyp.Typ_Information)
        End Select
    End Sub

    'Private Sub StartService()
    '    Dim db As New EDOKA.DB_Connection
    '    'Filewatcher initialisieren

    '    m_Log = New bms.Logging(CInt(2), Common.Common.JobType.StartJob)
    '    m_Log.Start()

    '    Params.Loadparameters()
    '    PrintLog("EDKB01ZV gestartet", ENUM_LogTyp.Beide, ENUM_InfoTyp.Typ_Information)
    '    Me.chktimer.Interval = Params.TimerIntervall
    '    Me.chktimer.Enabled = True
    '    PrintLog("Timer Initialisiert", ENUM_LogTyp.Beide, ENUM_InfoTyp.Typ_Information)
    '    Try
    '        FileWatch.Path = Params.WatchDirectory
    '        FileWatch.IncludeSubdirectories = False
    '        FileWatch.Filter = "zv*.txt"
    '        AddHandler FileWatch.Created, New FileSystemEventHandler(AddressOf OnFileEvent)
    '        Me.FileWatch.EnableRaisingEvents = True
    '        PrintLog("Überwachung gestartet...", ENUM_LogTyp.Beide, ENUM_InfoTyp.Typ_Information)
    '    Catch ex As Exception
    '        PrintLog("Fehler bei der Initialisierung des Filewacherobjekts auf " + Params.WatchDirectory, ENUM_LogTyp.Beide, ENUM_InfoTyp.Typ_Error)
    '    End Try
    'End Sub

    Private Sub OnFileEvent(ByVal source As Object, ByVal e As FileSystemEventArgs)
        Try

            Me.chktimer.Enabled = False
            PrintLog("Datei zvdaten.txt wird angeliefert - " + LTrim(Str(Params.Wait_Before_Start_EDKB01 / 60 / 1000)) + " Minuten warten", ENUM_LogTyp.Beide, ENUM_InfoTyp.Typ_Information)
            Thread.Sleep(Params.Wait_Before_Start_EDKB01)

            Dim di As New IO.DirectoryInfo(Params.WatchDirectory)
            Dim diar1 As IO.FileInfo() = di.GetFiles("zvi*.txt")
            Dim diar2 As IO.FileInfo() = di.GetFiles("zvc*.txt")
            Dim dra As IO.FileInfo

            'zvindex.txt File einlesen

                For Each dra In diar1
                File.Copy(e.FullPath, Params.SaveDir + Format(Now, "yyyyMMddHHmmss") + "_" + e.Name)
                PrintLog("Datei " + e.FullPath + " gesichert", ENUM_LogTyp.Beide, ENUM_InfoTyp.Typ_Information)
                If e.FullPath = "D:\EDOKA\EDKB01\zvIndex.txt" Then
                    Dim i As Integer
                    i = Shell(Globals.ApplicationPath + Params.ParamsEDKB01, AppWinStyle.NormalFocus, True)
                    File.Copy(Params.WatchDirectory + "HostIndex.ok", Params.SaveDir + Format(Now, "yyyyMMddHHmmss") + "_HostIndex.ok")
                    If Now.Hour > 8 Then
                        File.Delete(Params.WatchDirectory + "HostIndex.ok")
                        PrintLog("Datei " + Params.WatchDirectory + "HostIndex.ok gelöscht", ENUM_LogTyp.Beide, ENUM_InfoTyp.Typ_Information)
                    End If
                    Sendmail(Params.MailAdresseOK, 0)
                    LogInstanz(ENUM_LogStatus._Restart)
                End If
                If e.FullPath = "D:\EDOKA\EDKB01\zvcheckIndex.txt" Then
                    File.Delete(Params.WatchDirectory + "zvcheckIndex.txt")
                End If
                Me.chktimer.Enabled = True
            Next

        Catch ex As Exception
            PrintLog("Fehler: " + ex.Message, ENUM_LogTyp.Beide, ENUM_InfoTyp.Typ_Error)
        End Try
    End Sub


    Protected Overrides Sub OnStop()
        ' Hier Code zum Ausführen notwendiger Löschvorgänge zum Anhalten des Dienstes einfügen.
        Me.FileWatch.EnableRaisingEvents = False
        Me.chktimer.Enabled = False
        PrintLog("Service gestoppt", ENUM_LogTyp.Beide, ENUM_InfoTyp.Typ_Information)
        LogInstanz(ENUM_LogStatus._Close)
    End Sub

#Region "Utils"

    'Dim EVLog As New EventLog("EDKB01ZV")

    'Public Sub PrintLog(ByVal message As String, Optional ByVal eventmessage As EventLogEntryType = EventLogEntryType.Information)
    '    Try
    '        If Not EVLog.SourceExists("EDKB01ZV") Then
    '            EVLog.CreateEventSource("EDKB01ZV", "EDKB01ZV")
    '        End If
    '        EVLog.Source = "EDKB01ZV"
    '        EVLog.WriteEntry(EVLog.Source, message, eventmessage)
    '    Catch ex As Exception
    '    End Try
    'End Sub

    Public Sub PrintLog(ByVal message As String, ByVal sTyp As ENUM_LogTyp, ByVal eventmessage As ENUM_InfoTyp)
        If sTyp = ENUM_LogTyp.Journal Or sTyp = ENUM_LogTyp.Beide Then
            Try
                m_Log.Log(message, eventmessage)
            Catch ex As Exception
            End Try
        End If
        If sTyp = ENUM_LogTyp.Eventlog Or sTyp = ENUM_LogTyp.Beide Then
            Dim iError As EventLogEntryType
            Select Case eventmessage
                Case ENUM_InfoTyp.Typ_Warning
                    iError = EventLogEntryType.Warning
                Case ENUM_InfoTyp.Typ_Error
                    iError = EventLogEntryType.Error
                Case Else
                    iError = EventLogEntryType.Information
            End Select
            Try
                Dim eventl As New EventLog
                If Diagnostics.EventLog.SourceExists("EDKB01ZV") = False Then
                    Diagnostics.EventLog.CreateEventSource("EDKB01ZV", "EDKB01ZV")
                End If
                eventl.BeginInit()
                Diagnostics.EventLog.WriteEntry("EDKB01ZV", message, iError)
                eventl.EndInit()

            Catch ex As Exception
            End Try
        End If
    End Sub

#End Region

    Private Sub chktimer_Elapsed(ByVal sender As Object, ByVal e As System.Timers.ElapsedEventArgs) Handles chktimer.Elapsed
        If e.SignalTime.Hour > 9 And e.SignalTime.Hour < 19 Then
            CheckErrorDoks()
            m_Log.Log("Innerhalb der letzten " + LTrim(Str(Params.TimerIntervall / 60 / 1000)) + " Minuten wurden keine ZV-Daten angeliefert / " + Format(Now, "yyyyMMddHHmmss"), Common.Common.JournalEntryType.Error)
            LogInstanz(ENUM_LogStatus._Restart)
        End If
    End Sub

    Private Sub CheckErrorDoks()
        Try
            Dim di As New IO.DirectoryInfo(Params.WatchDirectory)
            Dim diar1 As IO.FileInfo() = di.GetFiles("zv*.txt")
            Dim dra As IO.FileInfo
            For Each dra In diar1
                File.Move(Params.WatchDirectory + dra.Name, Params.SaveDirError + Format(Now, "yyyyMMddHHmmss") + "_" + dra.Name)
                PrintLog("Datei " + Params.WatchDirectory + dra.Name + " gesichert", ENUM_LogTyp.Beide, ENUM_InfoTyp.Typ_Error)
            Next
        Catch ex As Exception

        End Try
    End Sub

    Public Function Sendmail(ByVal email As String, ByVal msg As Integer) As Boolean
        Dim m_Common As New Common.Common
        Dim meldung As String = ""
        Dim betreff As String = ""

        Select Case msg
            Case 0
                betreff = "EDKB01ZV - Return 0: EDKB01ZV Erfolgreich beendet / " + Format(Now, "yyyyMMddHHmmss")
                meldung = "EDKB01ZV - Return 0: EDKB01ZV Erfolgreich beendet."
        End Select
        Try
            m_Common.SendMail(email, betreff, meldung)
            Sendmail = True
        Catch ex As Exception
            Sendmail = False
            PrintLog("Fehler: " + ex.Message, ENUM_LogTyp.Beide, ENUM_InfoTyp.Typ_Error)
        End Try

    End Function

End Class