#!/usr/bin/env python
#
# Copyright CERN, 2010.
#
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License. You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied. See the License for the
# specific language governing permissions and limitations
# under the License.
#

"""A simple pretty printer which loads Fudge messages from file."""

import os
import sys
import getopt

from fudgemsg.message import Envelope, Message
from fudgemsg.utils import render

help_message = '''
The help message goes here.
'''


def main(argv):

    if len(argv) <= 1:
        print "No argument provided: %s filename"% argv[0]
        sys.exit(1)

    filename = argv[1]

    # Just read all into memory
    encoded = open(filename, "rb").read()

    envelope = Envelope.decode(encoded)
    print envelope
    pp = render.PrettyPrinter(sys.stdout)
    pp.format(envelope.message,depth=1)


if __name__ == "__main__":
    sys.exit(main(sys.argv))
