Imports Oracle.ManagedDataAccess.Client
Public Class SQLConfigAutoIndex

    Private Sub btnVorschlag_Click(sender As Object, e As EventArgs) Handles btnVorschlag.Click
        TestSQL(cmbConnection.SelectedValue, SQL_ERGEBNISTextBox.Text)
    End Sub
    Private Sub TestSQL(conid As Integer, sql_Vorschlag As String)
        Try
            Dim connectionString As String

            Dim i As Integer

            connectionString = ClassFormFunctions.GetConnectionString(conid)
            If connectionString <> "" Then
                If connectionString.Contains("Initial Catalog=") Then
                    Dim sqlCnn As SqlClient.SqlConnection
                    Dim sqlCmd As SqlClient.SqlCommand
                    Dim adapter As New SqlClient.SqlDataAdapter
                    Dim NewDataset As New DataSet
                    sqlCnn = New SqlClient.SqlConnection(connectionString)
                    sqlCnn.Open()
                    sqlCmd = New SqlClient.SqlCommand(sql_Vorschlag, sqlCnn)
                    adapter.SelectCommand = sqlCmd
                    adapter.Fill(NewDataset)
                    Dim msg As String
                    For i = 0 To NewDataset.Tables(0).Rows.Count - 1
                        msg &= NewDataset.Tables(0).Rows(i).Item(0) & vbNewLine
                        If i = 30 Then
                            Exit For
                        End If
                    Next
                    adapter.Dispose()
                    sqlCmd.Dispose()
                    sqlCnn.Close()
                    MsgBox("Folgende Daten wurden erfolgreich abgerufen: " & vbNewLine & vbNewLine & msg & vbNewLine & vbNewLine & "Das Ergebnis wurd auf 30 Zeilen eingeschränkt!", MsgBoxStyle.Information)

                ElseIf connectionString.StartsWith("Data Source=") And connectionString.Contains(";Persist Security Info=True;User Id=") Then
                    Dim sqlCnn As OracleConnection
                    Dim sqlCmd As OracleCommand
                    Dim adapter As OracleDataAdapter
                    Dim NewDataset As DataSet
                    sqlCnn = New OracleConnection(connectionString)
                    ' Try
                    sqlCnn.Open()
                    sqlCmd = New OracleCommand(sql_Vorschlag, sqlCnn)
                    adapter.SelectCommand = sqlCmd
                    adapter.Fill(NewDataset)
                    Dim msg As String
                    For i = 0 To NewDataset.Tables(0).Rows.Count - 1
                        msg &= NewDataset.Tables(0).Rows(i).Item(0) & vbNewLine
                        If i = 30 Then
                            Exit For
                        End If
                    Next
                    adapter.Dispose()
                    sqlCmd.Dispose()
                    sqlCnn.Close()
                    MsgBox("Folgende Daten wurden erfolgreich abgerufen: " & vbNewLine & vbNewLine & msg & vbNewLine & vbNewLine & "Das Ergebnis wurd auf 30 Zeilen eingeschränkt!", MsgBoxStyle.Information)
                End If
            Else
                MsgBox("Keine gültige ConnectionID", MsgBoxStyle.Exclamation)
            End If

        Catch ex As Exception
            ClassLogger.Add(" - Unvorhergesehener Fehler bei TestSQL - Fehler: " & vbNewLine & ex.Message)
            MsgBox(ex.Message, MsgBoxStyle.Critical, "Fehler bei TestSQL:")
        End Try
    End Sub

    Private Sub frmSQLSuggestion_Load(sender As Object, e As EventArgs) Handles Me.Load
        'TODO: Diese Codezeile lädt Daten in die Tabelle "MyDataset.TBDD_CONNECTION". Sie können sie bei Bedarf verschieben oder entfernen.
        Me.TBDD_CONNECTIONTableAdapter.Connection.ConnectionString = MyConnectionString
        Me.TBDD_CONNECTIONTableAdapter.Fill(Me.MyDataset.TBDD_CONNECTION)
        Dim DT As DataTable = ClassDatabase.Return_Datatable("SELECT * FROM TBDD_INDEX_AUTOM WHERE GUID = " & CURRENT_INDEXAUTO)
        If DT.Rows.Count = 1 Then
            Me.cmbConnection.SelectedValue = DT.Rows(0).Item("CONNECTION_ID")
            SQL_ERGEBNISTextBox.Text = DT.Rows(0).Item("SQL_RESULT")
        End If
    End Sub

    Private Sub Button1_Click(sender As Object, e As EventArgs) Handles Button1.Click
        frmConnections.ShowDialog()
        Me.TBDD_CONNECTIONTableAdapter.Fill(Me.MyDataset.TBDD_CONNECTION)
    End Sub

    Private Sub Button2_Click(sender As Object, e As EventArgs) Handles btnsave.Click
        Try
            Dim origresultstring = ClassDatabase.Execute_Scalar("SELECT SQL_RESULT FROM TBDD_INDEX_AUTOM WHERE GUID = " & CURRENT_INDEXAUTO, MyConnectionString, True)
            'Dim origConnection = ClassDatabase.Execute_Scalar("SELECT CONNECTION_ID FROM TBDD_INDEX_AUTOM WHERE GUID = " & CURRENT_INDEXAUTO, True)
            'If origConnection Is DBNull Then

            'End If
            Dim insresultstring = SQL_ERGEBNISTextBox.Text.Replace("'", "''")
            If insresultstring <> origresultstring Then
                Dim cmd As String
                cmd = "UPDATE TBDD_INDEX_AUTOM SET CONNECTION_ID = " & cmbConnection.SelectedValue & ",SQL_RESULT = '" & insresultstring & "',CHANGED_WHO = '" & _
                Environment.UserName & "' WHERE GUID = " & CURRENT_INDEXAUTO
                If ClassDatabase.Execute_non_Query(cmd, True) = True Then
                    lblSave.Text = "SQL-Daten erfolgreich gespeichert - " & Now
                    Me.lblSave.Visible = True
                Else
                    Me.lblSave.Visible = False
                End If

            Else
                Me.lblSave.Visible = True
                lblSave.Text = "Keine Änderungen vorhanden"
            End If
        Catch ex As Exception
            MsgBox(ex.Message, MsgBoxStyle.Critical, "Error in Save SQL IndexAuto:")
        End Try
    End Sub
End Class