Imports System
Imports System.Data
Imports System.Data.SqlTypes
Imports System.Data.SqlClient
Namespace TKB.VV.Vertrag


    Public Class clsReferenzvertrag

        Inherits TKB.VV.DB.clsVertragselement_Referenz

        Public Beziehungstypen As New TKB.VV.Sysadmin.DomainTable("Beziehungstyp")
        Private Beziehungstyp As New TKB.VV.DB.clsBeziehungstyp
        Private Vertragselement As New TKB.VV.DB.clsVertragselement
        Public Neuer_Datensatz As Boolean = False

        Dim sVertragselement_Name_1 As String
        ReadOnly Property Vertragselement_Name_1() As String
            Get
                Dim ve As New TKB.VV.DB.clsVertragselement
                Try
                    ve.cpMainConnectionProvider = Globals.conn
                    ve.iVertragselementnr = Me.iVertragselementnr_1
                    ve.SelectOne()
                    Return ve.sBezeichnung.Value
                Catch
                    Return ""
                Finally
                    ve.Dispose()
                End Try
            End Get
        End Property
        Dim sVertragselement_Name_2 As String
        ReadOnly Property Vertragselement_Name_2() As String
            Get
                Dim ve As New TKB.VV.DB.clsVertragselement
                Try
                    ve.cpMainConnectionProvider = Globals.conn
                    ve.iVertragselementnr = Me.iVertragselementnr_2
                    ve.SelectOne()
                    Return ve.sBezeichnung.Value
                Catch
                    Return ""
                Finally
                    ve.Dispose()
                End Try
            End Get
        End Property

        Sub New()
            MyBase.New()
        End Sub

        Public Overloads Sub dispose()
            MyBase.Dispose()

            Beziehungstyp.Dispose()
            Beziehungstyp = Nothing
        End Sub

        ''' <summary>
        ''' Vertragselement_Referenz lesen
        ''' </summary>
        ''' <param name="Nr"></param>
        ''' <returns></returns>
        ''' <remarks></remarks>
        Public Function Get_Vertragselement_Referenz(ByVal Nr As Integer)
            Me.cpMainConnectionProvider = Globals.conn
            Me.iReferenzvertragsnr = New SqlInt32(CType(Nr, Int32))
            Globals.conn.OpenConnection()
            Me.SelectOne()
            Globals.conn.CloseConnection(True)
            Me.Vertragselement.Dispose()
        End Function
        ''' <summary>
        ''' Daten sichern
        ''' </summary>
        ''' <returns></returns>
        ''' <remarks></remarks>
        Public Function Save_Data() As Integer
            Me.cpMainConnectionProvider = Globals.conn
            Me.daMutiert_am = New SqlDateTime(CType(Now, DateTime))
            Me.iMutierer = New SqlInt32(CType(Globals.clsmitarbeiter.iMitarbeiternr.Value, Int32))
            Globals.conn.OpenConnection()
            Me.Update()
            Globals.conn.CloseConnection(True)
            Me.Neuer_Datensatz = False
            Return Me.iReferenzvertragsnr.Value
        End Function

        ''' <summary>
        ''' Physisches Löschen eines Datensatzes.
        ''' </summary>
        ''' <param name="Basenr"></param>
        ''' <returns></returns>
        ''' <remarks></remarks>
        Public Overloads Function Delete(Optional ByVal Basenr As Integer = 0) As Integer
            If Basenr <> 0 Then
                Me.Get_Vertragselement_Referenz(Basenr)
            End If
            Me.cpMainConnectionProvider = Globals.conn
            Globals.conn.OpenConnection()
            MyBase.Delete()
            Globals.conn.CloseConnection(True)
            Me.Neuer_Datensatz = False
        End Function
        ''' <summary>
        ''' Löschen eines Datensatzes.
        ''' </summary>
        ''' <param name="Basenr"></param>
        ''' <returns></returns>
        ''' <remarks></remarks>
        Public Function Delete_Referenz(Optional ByVal Basenr As Integer = 0) As Integer
            If Basenr <> 0 Then
                Me.Get_Vertragselement_Referenz(Basenr)
            End If
            Me.cpMainConnectionProvider = Globals.conn
            Me.bAktiv = New SqlBoolean(CType(False, Boolean))
            Me.daMutiert_am = New SqlDateTime(CType(Now, DateTime))
            Me.iMutierer = New SqlInt32(CType(Globals.clsmitarbeiter.iMitarbeiternr.Value, Int32))
            Globals.conn.OpenConnection()
            Me.Update()
            Globals.conn.CloseConnection(True)
            Me.Neuer_Datensatz = False
        End Function

        ''' <summary>
        ''' Neue Vertragselement_Referenz erstellen
        ''' </summary>
        ''' <returns></returns>
        ''' <remarks></remarks>
        Public Function Add_New(ByVal Vertragselementnr As Integer) As Integer
            Dim db As New TKB.VV.DB.clsMyKey_Tabelle
            db.cpMainConnectionProvider = Globals.conn
            Dim newkey = db.get_dbkey("Vertragselement_Referenz")
            db.Dispose()
            Me.iReferenzvertragsnr = New SqlInt32(CType(newkey, Int32))
            Me.iVertragselementnr_1 = New SqlInt32(CType(Vertragselementnr, Int32))
            Me.iVertragselementnr_2 = New SqlInt32(CType(0, Int32))
            Me.iBeziehungstypNr = New SqlInt32(CType(1, Int32))
            Me.sBemerkung = New SqlString(CType("", String))
            Me.bAktiv = New SqlBoolean(CType(True, Boolean))
            Me.daErstellt_am = New SqlDateTime(CType(Now, DateTime))
            Me.daMutiert_am = New SqlDateTime(CType(Now, DateTime))
            Me.iMutierer = New SqlInt32(CType(Globals.clsmitarbeiter.iMitarbeiternr.Value, Int32))
            Me.iSecurityLevelNr = New SqlInt32(CType(0, Int32))
            Me.cpMainConnectionProvider = Globals.conn
            Globals.conn.OpenConnection()
            Me.Insert()
            Globals.conn.CloseConnection(True)
            Me.Neuer_Datensatz = True
            Return newkey
        End Function

        Public Function Vertragselement_Suchen(ByRef Vertragselementnr As Integer, ByRef Vertragselement_Bezeichngung As String) As Boolean
            Dim vesuche As New frmVertragselementSuche
            vesuche.ShowDialog()
            Try
                If vesuche.DialogResult = DialogResult.OK Then
                    Vertragselementnr = vesuche.Vertragselementnr
                    Vertragselement_Bezeichngung = vesuche.Vertragselement_Bezeichnung
                    Return True
                Else
                    Vertragselementnr = -1
                    Vertragselement_Bezeichngung = ""
                    Return False
                End If
            Catch ex As Exception
                Vertragselementnr = -1
                Vertragselement_Bezeichngung = ""
                Return False
            Finally
                vesuche.dispose()
            End Try
        End Function

    End Class
End Namespace