#!/usr/bin/env python
# ==============================================================================
# Copyright and license info is available in the LICENSE file included with
# the Server Deployment Package (SDP), and also available online:
# https://swarm.workshop.perforce.com/projects/perforce-software-sdp/view/main/LICENSE
# ------------------------------------------------------------------------------

"""
This script will delete shelves and clients that have not been accessed
in the number of weeks defined by the variable weeks in maintenance.cfg.
 
Run the script as:

del_shelve.py [instance]

If no instance is given, it defaults to 1.
"""

# Python 2.7/3.3 compatibility.
from __future__ import print_function

import os
import re
import sys
import accessdates
import sdputils

if len(sys.argv) > 1:
    SDP_INSTANCE = str(sys.argv[1])
else:
    SDP_INSTANCE = '1'

utils = sdputils.SDPUtils(SDP_INSTANCE)
config = utils.config
p4 = utils.p4
utils.login()


def archive(command, del_command, weeks):
    accessdates.createlist(command, del_command, weeks)

    input = open("clients.txt", "r")

    for line in input.readlines():
        line = line.rstrip()
        os.system('%s -Ztag changes -s shelved -c %s > shelved.txt' % (p4, line))
        shelvedfile = open("shelved.txt", "r")
        for changeline in shelvedfile.readlines():
            if re.search("\.\.\. change", changeline):
                changenum = changeline[11:]
                changenum = changenum.strip()
                os.system('%s shelve -c %s -df' % (p4, changenum))
        os.system('%s client -f -d %s' % (p4, line))
        shelvedfile.close()
        os.remove("shelved.txt")

    input.close()
    os.remove("clients.txt")


def main():
    archive("clients", "client", config.weeks)


###############################################################################
# main
if __name__ == '__main__':
    main()