Public Class MyQuickFixApp
    Inherits MessageCracker : Implements IApplication

    Dim _session As Session = Nothing

    Public Sub FromAdmin(message As Message, sessionID As SessionID) Implements IApplication.FromAdmin
        ClientGUI.RichTextBox1.AppendText("")
        ClientGUI.RichTextBox1.AppendText("IN (ADMIN): " + message.ToString())

        Try
            Crack(message, sessionID)
        Catch ex As Exception
            ClientGUI.RichTextBox1.AppendText("")
            ClientGUI.RichTextBox1.AppendText("==Cracker exception==")
            ClientGUI.RichTextBox1.AppendText(ex.ToString())
            ClientGUI.RichTextBox1.AppendText(ex.StackTrace)
        End Try
    End Sub

    Public Sub FromApp(message As Message, sessionID As SessionID) Implements IApplication.FromApp
        ClientGUI.RichTextBox1.AppendText("")
        ClientGUI.RichTextBox1.AppendText("IN (APP): " + message.ToString())

        Try
            Crack(message, sessionID)
        Catch ex As Exception
            ClientGUI.RichTextBox1.AppendText("")
            ClientGUI.RichTextBox1.AppendText("==Cracker exception==")
            ClientGUI.RichTextBox1.AppendText(ex.ToString())
            ClientGUI.RichTextBox1.AppendText(ex.StackTrace)
        End Try
    End Sub

    Public Sub ToApp(message As Message, sessionId As SessionID) Implements IApplication.ToApp
        Try
            Dim possDupFlag As Boolean = False
            If (message.Header.IsSetField(Tags.PossDupFlag)) Then
                possDupFlag = Converters.BoolConverter.Convert(message.Header.GetField(Tags.PossDupFlag))
            End If
            If (possDupFlag) Then
                Throw New DoNotSend()
            End If
        Catch ex As FieldNotFoundException
            ClientGUI.RichTextBox1.AppendText("OUT (APP): " + message.ToString())
        End Try
    End Sub

    Public Sub OnCreate(sessionID As SessionID) Implements IApplication.OnCreate
        '_session = Session.LookupSession(sessionID)
        ClientGUI.RichTextBox1.AppendText("Session created - " + sessionID.ToString())
    End Sub

    Public Sub OnLogon(sessionID As SessionID) Implements IApplication.OnLogon
        ClientGUI.RichTextBox1.AppendText("Logon - " + sessionID.ToString())
        ClientGUI.ToolStripDropDownButton1.Text = "Connected"
        ClientGUI.ToolStripDropDownButton1.Image = My.Resources.Connected
        'MsgBox("onlogon")
    End Sub

    Public Sub OnLogout(sessionID As SessionID) Implements IApplication.OnLogout
        ClientGUI.RichTextBox1.AppendText("Logout - " + sessionID.ToString())
        ClientGUI.ToolStripDropDownButton1.Text = "Disconnected"
        ClientGUI.ToolStripDropDownButton1.Image = My.Resources.Disconnected
    End Sub

    Public Sub ToAdmin(message As Message, sessionID As SessionID) Implements IApplication.ToAdmin
        ClientGUI.RichTextBox1.AppendText("OUT (ADMIN): " + message.ToString())
    End Sub

    Public Sub OnMessage(message As FIX42.Heartbeat, sessionID As SessionID)
        ClientGUI.RichTextBox1.AppendText("HEARTBEAT")
    End Sub
End Class