Latihan 35

Public Class latihan35_059
    Dim A As New OleDb.OleDbConnection("Provider=microsoft.ACE.OLEDB.12.0;data source=" & Application.StartupPath & "\DATAMAJEMUK.accdb")
    Dim dt As New DataTable

    Private Sub latihan35_059_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
        Dim X As New OleDb.OleDbDataAdapter
        X = New OleDb.OleDbDataAdapter("Select KODEBARANG, UNIT, HARGA from DETAILTRANSAKSI WHERE NOTRANS= '" & nota059.Text & "'", A)
        X.Fill(dt)
        X.Dispose()
        chika059.DataSource = dt
    End Sub

    Private Sub tambah_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles tambah.Click
        'a'
        If koba059.Text.Length = 0 Then
            MsgBox("Kode barang sudah ada")
            Exit Sub
        End If

        If Val(unit.Text) = 0 Then
            MsgBox("Masukkan Harga barang")
            Exit Sub
        End If

        If Val(harga.Text) = 0 Then
            MsgBox("Masukkan jumlah barang")
            Exit Sub
        End If

        'b'
        Dim dr As DataRow
        dr = dt.NewRow
        dr("KODEBARANG") = koba059.Text
        dr("UNIT") = unit.Text
        dr("HARGA") = harga.Text

        dt.Rows.Add(dr)

        'c'
        koba059.Text = ""
        unit.Text = ""
        harga.Text = ""
    End Sub

    Private Sub save_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles save.Click
        'a'
        If nota059.Text.Length = 0 Then
            MsgBox("No. transaksi sudah ada")
            Exit Sub
        End If

        If jetran.Text.Length = 0 Then
            MsgBox("Jenis transaksi sudah ada")
            Exit Sub
        End If

        'b'
        If dt.Rows.Count = 0 Then
            MsgBox("Jumlah baris tidak terisi")
            Exit Sub
        End If

        'c'
        Dim pencari As New ByIskandar.CariKeDataBaseByIskandar
        pencari.AturPencarianDataBase("MASTERTRANSAKSI", "NOTRANS", nota059.Text, 1, A)
        If pencari.JumlanBaris > 0 Then
            MsgBox("data tersebut sudah ada")
            Exit Sub
        End If

        'd'
        Dim CM As New OleDb.OleDbCommand
        CM = New OleDb.OleDbCommand("INSERT INTO MASTERTRANSAKSI (NOTRANS, TANGGALTRANSAKSI, JENISTRANSAKSI) VALUES ('" & nota059.Text & "', #" & date059.Value.Month & "/" & date059.Value.Day & "/" & date059.Value.Year & "#, '" & jetran.Text & "')", A)
        A.Open()
        CM.ExecuteNonQuery()
        A.Close()

        'e'
        For Each X As DataRow In dt.Rows
            CM = New OleDb.OleDbCommand("INSERT INTO DETAILTRANSAKSI (NOTRANS, KODEBARANG, UNIT, HARGA) VALUES ('" & nota059.Text & "','" & X("KODEBARANG") & "', " & X("UNIT") & ", " & X("HARGA") & ")", A)
            A.Open()
            CM.ExecuteNonQuery()
            A.Close()
            CM.Dispose()
        Next

        'f'
        nota059.Text = ""
        jetran.Text = ""

        'g'
        dt.Rows.Clear()
    End Sub
End Class