Imports System.Data.SqlClient
Imports System.Data.SqlTypes

Namespace db
    Public Class Funktionstelle
        Inherits db.clsFunktionstelle


#Region "Deklarationen"
        Public daten As New DataTable
        Public Neuer_Datensatz As Boolean = False
        Public Mitarbeiterdaten As New DataTable

        Dim mMutierer As String
        Property MutiererText() As String
            Get
                Return mMutierer
            End Get
            Set(ByVal value As String)
                mMutierer = value
            End Set
        End Property
#End Region


        Sub New()

        End Sub

        Public Overloads Sub dispose()
            MyBase.Dispose()
            Try
            Catch
            End Try
        End Sub

        ''' <summary>
        ''' Mutierer auslesen
        ''' </summary>
        ''' <returns></returns>
        ''' <remarks></remarks>
        Public Function Get_Mutierer(ByVal nr As Integer) As String
            Dim ma As New DB.clsMitarbeiter
            Dim dt As New DataTable
            Dim Retvalue As String
            ma.cpMainConnectionProvider = Globals.conn
            ma.iMitarbeiternr = New SqlInt32(CType(nr, Int32))
            dt = ma.SelectOne()
            If dt.Rows.Count = 0 Then
                Retvalue = ("{" + nr.ToString + "}")
            Else
                Retvalue = ma.sName.ToString + " " + ma.sVorname.ToString + ", " + ma.sTgnummer.ToString
            End If
            ma.Dispose()
            dt.Dispose()
            Return Retvalue
        End Function


        Public Function Get_Data(ByVal Nr As Integer)
            Me.cpMainConnectionProvider = Globals.conn
            Me.iFunktionstelleNr = New SqlInt32(CType(Nr, Int32))
            Globals.conn.OpenConnection()
            Me.daten = Me.SelectOne()
            Globals.conn.CloseConnection(True)
            Try
            Catch ex As Exception
            End Try
            Me.MutiererText = Get_Mutierer(Me.iMutierer.Value)
        End Function

        Public Function Save_Data() As Integer
            Me.cpMainConnectionProvider = Globals.conn
            Me.iMutierer = New SqlInt32(CType(Globals.Mitarbeiternr, Int32))
            Me.daMutiert_am = New SqlDateTime(CType(Now, DateTime))
            Globals.conn.OpenConnection()
            Me.Update()
            Globals.conn.CloseConnection(True)
            Me.Neuer_Datensatz = False
        End Function

        Public Function Create_Copy(Optional ByVal Basenr As Integer = 0) As Integer
            If Basenr <> 0 Then
                Get_Data(Basenr)
            End If
            Dim db As New DB.clsMyKey_Tabelle
            db.cpMainConnectionProvider = Globals.conn
            Dim newkey = db.get_dbkey("Funktionstelle")
            db.Dispose()

            Me.cpMainConnectionProvider = Globals.conn
            Me.iFunktionstelleNr = New SqlInt32(CType(newkey, Int32))
            Me.daErstellt_am = New SqlDateTime(CType(Now, DateTime))
            Me.daMutiert_am = New SqlDateTime(CType(Now, DateTime))
            Me.iMutierer = New SqlInt32(CType(Globals.Mitarbeiternr, Int32))
            Globals.conn.OpenConnection()
            Me.Insert()
            Globals.conn.CloseConnection(True)
            Me.Neuer_Datensatz = True
            Return newkey
        End Function

        ''' <summary>
        ''' Löschen eines Datensatzes erstellen.
        ''' </summary>
        ''' <param name="Basenr">Ursprungs-Person: Ist dieser Wert nicht 0, werden die Daten mit BaseNr zuerst gelesen</param>
        ''' <returns></returns>
        ''' <remarks></remarks>
        Public Function Delete_Data(Optional ByVal Basenr As Integer = 0) As Integer
            If Basenr <> 0 Then
                Get_Data(Basenr)
            End If
            If bAktiv.Value = False Then Exit Function

            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.Mitarbeiternr, Int32))
            Globals.conn.OpenConnection()
            Me.Update()
            Globals.conn.CloseConnection(True)
            Me.Neuer_Datensatz = False
        End Function

        Public Overloads Function Delete(Optional ByVal Basenr As Integer = 0) As Integer
            If Basenr <> 0 Then
                Get_Data(Basenr)
            End If
            Me.cpMainConnectionProvider = Globals.conn
            Globals.conn.OpenConnection()
            MyBase.Delete()
            Globals.conn.CloseConnection(True)
            Me.Neuer_Datensatz = False
        End Function

        ''' <summary>
        ''' Neue Person einfügen
        ''' </summary>
        ''' <returns></returns>
        ''' <remarks></remarks>
        Public Function Add_New() As Integer
            Dim db As New DB.clsMyKey_Tabelle
            db.cpMainConnectionProvider = Globals.conn
            Dim newkey = db.get_dbkey("Funktionstelle")
            db.Dispose()
            Me.iFunktionstelleNr = New SqlInt32(CType(newkey, Int32))
            Me.sBeschreibung = New SqlString(CType("", String))
            Me.sBezeichnung = New SqlString(CType("", String))
            Me.iSequenz = New SqlInt32(CType(1, Int32))
            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.Mitarbeiternr, Int32))
            Me.cpMainConnectionProvider = Globals.conn

            Globals.conn.OpenConnection()
            Me.Insert()
            Globals.conn.CloseConnection(True)
            Me.Neuer_Datensatz = True
            Return newkey
        End Function

        Public Function Get_Keyvalue() As Integer
            Return Me.iFunktionstelleNr.Value
        End Function

        Public Function get_FunktionStelle_by_Funktionstelle(ByVal Funktionstelle As String) As Boolean
            Dim sqlcmd As New SqlCommand
            Dim connection As New SqlConnection()
            connection.ConnectionString = Globals.sConnectionString
            sqlcmd.CommandText = "dbo.sp_get_funktionstelle_by_funktionstelle"
            sqlcmd.CommandType = CommandType.StoredProcedure
            sqlcmd.Parameters.Clear()
            sqlcmd.Parameters.Add("@funktionstelle", SqlDbType.VarChar)
            sqlcmd.Parameters.Add("@resultat", SqlDbType.VarChar)
            sqlcmd.Parameters(0).Value = Funktionstelle
            sqlcmd.Parameters(1).Value = ""
            sqlcmd.Parameters(1).Direction = ParameterDirection.Output
            sqlcmd.Parameters(1).Size = 1024
            sqlcmd.Connection = connection
            connection.Open()
            Try
                sqlcmd.ExecuteNonQuery()
                Get_Data(sqlcmd.Parameters(1).Value)
                Return True
            Catch ex As Exception
                Return False
            Finally
                connection.Close()
            End Try
        End Function

        Public Function Get_aktive_Funktionsstellen() As DataTable
            Dim fs As New db.clsFunktionstelle
            fs.cpMainConnectionProvider = Globals.conn
            Dim dt As New DataTable
            dt = fs.SelectAll

            Dim dn As New DataTable
            dn.Columns.Add("Nr")
            dn.Columns.Add("Bezeichnung")
            dn.Columns.Add("Funktionstelle")
            For Each r As DataRow In dt.Rows
                If r("aktiv") = True And Trim(r("Bezeichnung").ToString) <> "" And Trim(r("Funktionsstelle").ToString) <> "" Then

                    Dim dnr As DataRow = dn.NewRow
                    dnr.Item(0) = r("FunktionstelleNr")
                    dnr.Item(1) = r("Bezeichnung")
                    dnr.Item(2) = r("Funktionsstelle")
                    dn.Rows.Add(dnr)
                End If
            Next
            Return dn
        End Function

    End Class
End Namespace