Imports System.IO
Imports System.Data
Imports System.Data.SqlTypes
Imports System.Data.SqlClient
Public Class frmApplAbgleich

    Dim Sourcedataset As New DataSet
    Dim Sourcedataadapter As SqlDataAdapter
    Dim Sourcesqlconnection As New SqlConnection
    Dim SourceCommandBuilder As SqlCommandBuilder

    Dim Destdataset As New DataSet
    Dim DestConnString As String
    Dim DestTablename As String

    Dim Destdataadapter As SqlDataAdapter
    Dim Destsqlconnection As New SqlConnection
    Dim DestCommandBuilder As SqlCommandBuilder

    Sub New(ByVal Destination_Connectionstring As String, ByVal Destination_Tablename As String)
        Me.InitializeComponent()
        DestConnString = Destination_Connectionstring
        DestTablename = Destination_Tablename
    End Sub
    Private Sub frmApplAbgleich_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
        Try
            Destdataadapter = New SqlDataAdapter("Select * from " & DestTablename, Me.Destsqlconnection)
            Me.Destsqlconnection.ConnectionString = Me.DestConnString
            DestCommandBuilder = New SqlCommandBuilder(Destdataadapter)
            Destdataadapter.Fill(Destdataset, "DestTable")
            Me.C1Dest.DataSource = Destdataset.Tables(0)
            Me.C1Dest.DataMember = Destdataset.Tables(0).TableName
        Catch ex As Exception
            MsgBox(ex.Message)
        End Try

        Try
            Sourcedataadapter = New SqlDataAdapter("Select * from View_ITSM_TXP_Appl", Me.Sourcesqlconnection)
            Me.Sourcesqlconnection.ConnectionString = Globals.sConnectionString
            SourceCommandBuilder = New SqlCommandBuilder(Sourcedataadapter)
            Sourcedataadapter.Fill(Sourcedataset, "SourceTable")
            Me.C1Source.DataSource = Sourcedataset.Tables(0)
            Me.C1Source.DataMember = Sourcedataset.Tables(0).TableName
        Catch ex As Exception
            MsgBox(ex.Message)

        End Try

    End Sub

    Dim dtm As New DataTable
    Dim drm As DataRow
    Private Sub ToolStripButton1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles ToolStripButton1.Click
        Dim i As Integer
        Dim AnzNeu As Integer = 0
        Dim AnzGelöscht As Integer = 0
        Dim AnzMutiert As Integer = 0
        Dim recfound As Boolean = False

        Dim mutiert As Boolean = False
        Dim appname As String
        dtm.Columns.Clear()
        dtm.Columns.Add("Type")
        dtm.Columns.Add("Applikation")
        dtm.Columns.Add("Spalte")
        dtm.Columns.Add("Alt")
        dtm.Columns.Add("Neu")
        '        Destdataset.Tables(0).Clear()
        '        Destdataset.Tables.Add(Sourcedataset.Tables(0).Copy)
       

        'If Destdataset.HasChanges Then
        '    Destdataadapter.Update(Destdataset.GetChanges, "DestTable")
        'End If
        'Destdataset.AcceptChanges()
        For Each sdr As DataRow In Sourcedataset.Tables(0).Rows
            recfound = False
            mutiert = False
            For Each ddr As DataRow In Destdataset.Tables(0).Rows
                If ddr.Item("Applikationnr") = sdr.Item("Applikationnr") Then
                    For i = 0 To Sourcedataset.Tables(0).Columns.Count - 1
                        If ddr.Item(Sourcedataset.Tables(0).Columns(i).ColumnName).ToString <> sdr.Item(Sourcedataset.Tables(0).Columns(i).ColumnName).ToString Then
                            drm = dtm.NewRow
                            drm.Item(0) = 3
                            drm.Item(1) = ddr.Item(0).ToString
                            drm.Item(2) = Sourcedataset.Tables(0).Columns(i).ColumnName
                            drm.Item(3) = ddr.Item(Sourcedataset.Tables(0).Columns(i).ColumnName).ToString
                            drm.Item(4) = sdr.Item(Sourcedataset.Tables(0).Columns(i).ColumnName)
                            dtm.Rows.Add(drm)
                            ddr.Item(Sourcedataset.Tables(0).Columns(i).ColumnName) = sdr.Item(Sourcedataset.Tables(0).Columns(i).ColumnName)
                            mutiert = True
                        End If
                    Next

                    If mutiert Then
                        AnzMutiert = AnzMutiert + 1
                    End If
                    recfound = True
                End If
            Next
            If Not recfound Then
                Dim xx As DataRow = Destdataset.Tables(0).NewRow
                For i = 0 To Sourcedataset.Tables(0).Columns.Count - 1
                    xx.Item(Sourcedataset.Tables(0).Columns(i).ColumnName) = sdr.Item(Sourcedataset.Tables(0).Columns(i).ColumnName)
                Next
                drm = dtm.NewRow
                drm.Item(0) = 1
                drm.Item(1) = xx.Item(0).ToString
                drm.Item(2) = ""
                drm.Item(3) = ""
                drm.Item(4) = ""
                dtm.Rows.Add(drm)
                Destdataset.Tables(0).Rows.Add(xx)
                AnzNeu = AnzNeu + 1
            End If
        Next
        For Each ddr As DataRow In Destdataset.Tables(0).Rows
            recfound = False
            For Each sdr As DataRow In Sourcedataset.Tables(0).Rows
                appname = ddr.Item(0).ToString
                If ddr.Item("applikationnr") = sdr.Item("Applikationnr") Then recfound = True
            Next
            If Not recfound Then
                ddr.Delete()
                drm = dtm.NewRow
                drm.Item(0) = 2
                drm.Item(1) = appname
                drm.Item(2) = ""
                drm.Item(3) = ""
                drm.Item(4) = ""
                dtm.Rows.Add(drm)
                AnzGelöscht = AnzGelöscht + 1
            End If
        Next
        Dim ff As New frmApplAbgleichCheckMessage
        ff.lblAnzahlGeloescht.Text = AnzGelöscht
        ff.lblAnzahlMutiert.Text = AnzMutiert
        ff.lblAnzahlNeu.Text = AnzNeu

        ff.dtm = dtm
        ff.ShowDialog()
        If ff.DialogResult = Windows.Forms.DialogResult.OK Then
            If Destdataset.HasChanges Then
                Destdataadapter.Update(Destdataset.GetChanges, "DestTable")
                Destdataset.AcceptChanges()
            End If
        End If
        If ff.DialogResult = Windows.Forms.DialogResult.Cancel Then
            Destdataset.RejectChanges()
        End If

        'MsgBox("Abgleich erfolgreich durchgeführt:" + vbCrLf + "- Neu: " + AnzNeu.ToString.Trim + vbCrLf + "- Mutiert: " + AnzMutiert.ToString.Trim + vbCrLf + "- Gelöscht: " + AnzGelöscht.ToString.Trim)

    End Sub

    Private Sub TSBtnQuit_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles TSBtnQuit.Click
        Me.Close()
    End Sub

    Private Sub BeendenToolStripMenuItem_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles BeendenToolStripMenuItem.Click
        Me.Close()
    End Sub
End Class