#!/usr/bin/python
#
# Copyright (c) 2015 The New Mexico Consortium
# 
# {{{NMC-LICENSE
#
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
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#
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
#
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
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# 3. Neither the name of the copyright holder nor the names of its
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# this software without specific prior written permission.
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# }}}
#
# Get all documents with type == log_entry and output the JSON
# to stdout

import nmc,os,getopt,sys,pprint

from nmc.log import Log
from nmc.couchdb import CouchDB
from nmc.nanek import LogEntry
from nmc.bladeutilsconfig import BladeUtilsConfig

def main():
    """
    Program entry point
    """
    options = readOptions()

    # Couch database connector
    couch = CouchDB.withConfigFile()

    Log.info('Deleting document "%s" revision %s' % (options['id'], options['revision']))
#    couch.delete(options['id'], options['revision'])

def usage(progName):
    print ('%s: Delete the specified document from the couch db defined in %s' % (progName, BladeUtilsConfig.defaultConfigFile()))
    print 
    print ('  --id        document id')
    print ('  --revision  revision')
    print
    print ('Example:')
    print
    print ('%s --id=docid --revision=1-7bbfb7326ac76ac3e26f89ba7f77d0e0' % progName)
    
def readOptions():
    progName = sys.argv[0]

    optlist = None
    args = None

    options = {}
    try:
        optlist, args = getopt.getopt(sys.argv[1:], 'hd:', ['help', 'debug=', 'id=', 'revision='])

    except getopt.GetoptError as err:
        print(err)
        usage(progName)
    	sys.exit(0)

    num=None

    # Process the options
    for (opt,value) in optlist:
        if opt == '--help' or opt == '-h':
            usage(progName)
            sys.exit(0)
	    
	if opt == '--debug' or opt == '-d':
	   Log.debugLevel = int(value)

        if opt == '--id':
            options['id'] = value

        if opt == '--revision':
            options['revision'] = value

    failed = None

    if not options.has_key('id'):
        failed = 1
        print ('--id parameter required')

    if not options.has_key('revision'):
        failed = 1
        print ('--revision parameter required')

    if failed:
        usage(progName)
        sys.exit(1)

    return options

# Program entry point
if __name__ == "__main__":
    main()
