#! /usr/bin/python

# Copyright (C) 2008 OpenedHand Ltd
#
# This program is free software; you can redistribute it and/or modify it under
# the terms of the GNU General Public License as published by the Free Software
# Foundation; either version 2, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
# FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
# details.
#
# You should have received a copy of the GNU General Public License along with
# this program; if not, write to the Free Software Foundation, Inc., 51 Franklin
# St, Fifth Floor, Boston, MA 02110-1301 USA

import sys
import xml.etree.ElementTree as ET

xml = ET.parse(sys.argv[1])

class Argument:
    name = None
    direction = None
    gtype = None
    ctype = None

def findStateArgType(name):
    for argElement in xml.findall("{urn:schemas-upnp-org:service-1-0}serviceStateTable/{urn:schemas-upnp-org:service-1-0}stateVariable"):
        arg_name = argElement.find("{urn:schemas-upnp-org:service-1-0}name").text
        if arg_name == name:
            return argElement.find("{urn:schemas-upnp-org:service-1-0}dataType").text
    return None

def mapTypes(argElement, arg):
    dataType = findStateArgType(argElement.find("{urn:schemas-upnp-org:service-1-0}relatedStateVariable").text)
    if dataType == "string":
        arg.ctype = "char *"
        arg.gtype = "G_TYPE_STRING"
    elif dataType == "ui2":
        # Stupid GType doesn't have short types, so use an int anyway.
        arg.ctype = "unsigned int"
        arg.gtype = "G_TYPE_UINT"
    elif dataType == "ui4":
        arg.ctype = "unsigned int"
        arg.gtype = "G_TYPE_UINT"
    elif dataType == "boolean":
        arg.ctype = "gboolean"
        arg.gtype = "G_TYPE_BOOLEAN"
    else:
        raise Exception("Unknown dataType %s" % dataType)

for actionElement in xml.findall("{urn:schemas-upnp-org:service-1-0}actionList/{urn:schemas-upnp-org:service-1-0}action"):
    function_name = actionElement.find("{urn:schemas-upnp-org:service-1-0}name").text

    print "static inline gboolean"
    print "%s (GUPnPServiceProxy *proxy," % function_name

    in_args = []
    out_args = []

    for argElement in actionElement.findall("{urn:schemas-upnp-org:service-1-0}argumentList/{urn:schemas-upnp-org:service-1-0}argument"):
        arg = Argument()

        arg.name = argElement.find("{urn:schemas-upnp-org:service-1-0}name").text
        arg.direction = argElement.find("{urn:schemas-upnp-org:service-1-0}direction").text
        arg.ctype = "char*"
        arg.gtype = "G_TYPE_STRING"
        mapTypes(argElement, arg)
        
        if arg.direction == "in":
            in_args.append(arg)
        else:
            out_args.append(arg)
    
    indent = (2 + len (function_name)) * " "
    for arg in in_args:
        print "%s%s in_%s," % (indent, arg.ctype, arg.name)

    for arg in out_args:
        print "%s%s* out_%s," % (indent, arg.ctype, arg.name)
    
    print "%sGError **error)\n{" % indent

    print "  return gupnp_service_proxy_send_action (proxy, \"%s\", error, " % function_name

    for arg in in_args:
        print "    \"%s\", %s, in_%s," % (arg.name, arg.gtype, arg.name)
    print "    NULL, "

    for arg in out_args:
        print "    \"%s\", %s, out_%s," % (arg.name, arg.gtype, arg.name)
    print "    NULL"
    print "  );"

    print "}\n"