#! /usr/env/python
#--------------------------------------------------------------------------------

"""
Application: Misc_Constants for DAQ_96_Gui application 

Miscellaneous constants for the 
Graphical User Interface to the DAQ_96 Control Program

"""

#--------------------------------------------------------------------------------
#--------------------------------------------------------------------------------

from StringIO                   import  StringIO

from Print_Utils                import  printLine

import py_itc

#--------------------------------------------------------------------------------
#--------------------------------------------------------------------------------

# tcp ports presented by the DAQ96 control application
tcp_port_for_coor = 52345

# reply timeout 
coor_reply_timeout_sec = 3           # the DAQ_96_TCC application is expected to acknowledge within 3 sec.

#--------------------------------------------------------------------------------
#--------------------------------------------------------------------------------

class Itc_Coor_Client : 

    def __init__ ( self, 
                   TccNode = 'localhost',
                   PortNum = tcp_port_for_coor ) :

        printLine ( "FakeCoor", "Opening Connection to <%s:%s>"   %  ( TccNode, PortNum ) )

        # create ITC connection to DAQ_96 Control Application 
        # for the simlated for GUI requests
        self.msgId = 0
        self.coor_client  = py_itc.new_client ( PortNum, TccNode )
        
    def quit(self):

        printLine ( "FakeCoor", "Closing Connection" )

        py_itc.del_client ( self.coor_client )

#--------------------------------------------------------------------------------

    def sendCoorMsg ( self, 
                      CoorMsg,
                      TimeOut_sec = coor_reply_timeout_sec ) :

        self.msgId = self.msgId+1
        CoorMsg_str = "[Py_DAQ96_%4.4x] %s"  % (self.msgId, CoorMsg )
        
        status = py_itc.send_message ( self.coor_client, CoorMsg_str )
        printLine ( "send_msg", "status = %d <%s>" % ( status, CoorMsg_str ) )

        status, reply = py_itc.get_reply ( self.coor_client, TimeOut_sec )
        printLine ( "get_reply", "status = %d <%s>" % ( status, reply ) )

        return reply