Imports System.IO
Imports System.Data.SqlClient
Imports System.Data.SqlTypes
Imports System.Reflection

Public Class clsDivFnkt

#Region "Deklarationen"
    Dim clsjournaleintrag As New edokaDB.clsJournaleintrag

    Public Enum Enum_InfoTyp
        Keine = 0
        Information = 1
        Warnung = 2
        Fehler = 3
    End Enum

#End Region
    Public Function Generate_Key() As String
        Dim dbkey As New edokadb.clsMyKey_Tabelle()
        Dim key As Long
        Dim skey As String
        Dim s As String

        dbkey.cpMainConnectionProvider = Globals.conn
        conn.OpenConnection()
        key = dbkey.get_dbkey("dokument")
        conn.CloseConnection(True)
        skey = "OFFEDK000"

        s = Str(Year(Now))
        While Microsoft.VisualBasic.Left(s, 1) = " "
            s = Microsoft.VisualBasic.Right(s, Len(s) - 1)
        End While
        skey = skey + s

        s = Str(key)
        While Microsoft.VisualBasic.Left(s, 1) = " "
            s = Microsoft.VisualBasic.Right(s, Len(s) - 1)
        End While

        While Len(s) < 8
            s = "0" + s
        End While
        skey = skey + s

        s = Pruefziffer(Microsoft.VisualBasic.Right(skey, 15))
        While Microsoft.VisualBasic.Left(s, 1) = " "
            s = Microsoft.VisualBasic.Right(s, Len(s) - 1)
        End While
        skey = skey + s
        Generate_Key = skey
    End Function

    '''<summary>Berechnung der Prüfziffer nach Modulo9/Rekursiv</summary>
    '''<param name="zahl">Dokumentid ohne Präfix</param>
    '''<returns>DokumentID ohne Präfix (OFFEDK) inkl. Prüfziffer</returns>
    '''<seealso cref="clsDivFnkt.Generate_Key">EDKB12.clsDivFnkt</seealso>
    Public Function Pruefziffer(ByVal zahl As String) As String
        Dim ptab(9, 9) As Integer
        Dim pz(9) As Integer
        Dim s1, s2, s3 As String

        Dim i1, i2 As Long

        s1 = "0,9,4,6,8,2,7,1,3,5"
        s2 = s1
        For i1 = 0 To 9
            For i2 = 0 To 9
                ptab(i1, i2) = Mid(s2, (i2 * 2) + 1, 1)
            Next
            s3 = Microsoft.VisualBasic.Left(s1, 1)
            s1 = Microsoft.VisualBasic.Right(s1, Len(s1) - 2)
            s1 = s1 + "," + s3
            s2 = s1
        Next
        pz(0) = 0
        pz(1) = 9
        pz(2) = 8
        pz(3) = 7
        pz(4) = 6
        pz(5) = 5
        pz(6) = 4
        pz(7) = 3
        pz(8) = 2
        pz(9) = 1

        Dim i, x, y As Integer
        y = 0
        For i = 1 To Len(zahl)
            x = Val(Mid(zahl, i, 1))
            y = ptab(x, y)
        Next
        Pruefziffer = Str(pz(y))
    End Function

    Public Sub InsertJournale(ByVal Message As String, ByVal sTyp As Enum_InfoTyp)
        If sTyp <> Enum_InfoTyp.Keine Then
        End If
        clsjournaleintrag.iJournalnr = New SqlInt32(CType(-2, Int32))
        clsjournaleintrag.daDatumzeit = New SqlDateTime(CType(Now, DateTime))
        clsjournaleintrag.sEintrag = New SqlString(CType(Message, String))
        clsjournaleintrag.cpMainConnectionProvider = Globals.connJournale
        Console.WriteLine(Message)
        Globals.connJournale.OpenConnection()
        clsjournaleintrag.Insert()
        Globals.connJournale.CloseConnection(True)
        If sTyp = Enum_InfoTyp.Fehler Then
            Send_Message(Message)
        End If
    End Sub

    Private Sub Send_Message(ByVal message As String)
        Dim betreff As String
        Dim meldung As String
        betreff = Param.FehlermeldungBetreff
        meldung = Param.FehlerMeldungMeldung
        meldung = meldung.Replace("#Message#", message)

        Dim scmCmdToExecute As SqlCommand = New SqlCommand()
        scmCmdToExecute.CommandText = "sp_edkb12_meldung"
        scmCmdToExecute.CommandType = CommandType.StoredProcedure
        Dim dtToReturn As DataTable = New DataTable()
        Dim sdaAdapter As SqlDataAdapter = New SqlDataAdapter(scmCmdToExecute)
        Try
            scmCmdToExecute.Connection = Globals.conn.scoDBConnection
            scmCmdToExecute.Parameters.Add(New SqlParameter("@status", SqlDbType.Int, 225, ParameterDirection.Input, True, 10, 0, "", DataRowVersion.Proposed, -1))
            scmCmdToExecute.Parameters.Add(New SqlParameter("@mitarbeiter", SqlDbType.Int, 4, ParameterDirection.Input, True, 10, 0, "", DataRowVersion.Proposed, Param.MaNrFehlermeldung))
            scmCmdToExecute.Parameters.Add(New SqlParameter("@betreff", SqlDbType.VarChar, 255, ParameterDirection.Input, True, 10, 0, "", DataRowVersion.Proposed, betreff))
            scmCmdToExecute.Parameters.Add(New SqlParameter("@meldung", SqlDbType.VarChar, 1024, ParameterDirection.Input, True, 10, 0, "", DataRowVersion.Proposed, meldung))
            scmCmdToExecute.Parameters.Add(New SqlParameter("@dokumentid", SqlDbType.VarChar, 22, ParameterDirection.Input, True, 10, 0, "", DataRowVersion.Proposed, ""))
            sdaAdapter.Fill(dtToReturn)
            Return
        Catch ex As Exception
            DivFnkt.InsertJournale("EDKB12::Fehler:: Send_Message::" & ex.Message, clsDivFnkt.Enum_InfoTyp.Fehler)
            If Param.DebugMode Then
                DivFnkt.InsertJournale("EDKB12: Ende Send_Message (False)::" & ex.Message, clsDivFnkt.Enum_InfoTyp.Information)
            End If
        Finally
            scmCmdToExecute.Dispose()
            sdaAdapter.Dispose()
        End Try

    End Sub

End Class