#!/@GENTOO_PORTAGE_EPREFIX@usr/bin/python -E
# -*- coding: UTF-8 -*-

# Copyright 2004-2013 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Header: $

from java_config_2.OutputFormatter import OutputFormatter
from java_config_2.EnvironmentManager import EnvironmentManager
from java_config_2.Errors import *
from java_config_2.VersionManager import *

import os
import sys

from optparse import OptionParser, make_option, OptionValueError

def version(option, opt, value, parser):
     printer._print("%H%BJava Dep Query Utility %GVersion @PACKAGE_VERSION@")
     raise SystemExit()

def nocolor(option, opt, value, parser):
    printer.setColorOutputStatus(False)

def is_sufficient(option, opt, value, parser):
    try:
        if verman.version_satisfies(value,manager.get_active_vm()):
            printer._print("Active vm satisfies the depend string")
            sys.exit(0)
        else:
            printer._print("Active vm does NOT satisfy the depend string")
            sys.exit(1)

    except RuntimeError as ex:
        printer._printError(str(ex))
        sys.exit(1)

def get_vm(option, opt, value, parser):
    try:
        vm = verman.get_vm(value, True)
        printer._print(vm)
    except Exception as ex:
        printer._printError(str(ex))
        sys.exit(1)

def get_lowest(option, opt, value, parse):
    try:
        printer._print(verman.get_lowest(value))
    except Exception as ex:
        printer._printError(str(ex))
        sys.exit(1)

def parse_depend_string(option, opt, value, parse):
    try:
        results = verman.parse_depend(value)
        output = ""
        for result in results:
            output += " " + result['equality'] + "virtual/" + result['type'] + "-" + result['version']
        printer._print(output.strip())
    except:
        printer._printError(str(ex))
        sys.ext(1)

if __name__ == '__main__':
    global printer, manager, verman
    printer = OutputFormatter(True, True)
    manager = EnvironmentManager(os.getenv('ROOT', ''), os.getenv('EPREFIX', '@GENTOO_PORTAGE_EPREFIX@'))
    verman = VersionManager(manager)

    usage =  "depend-java-query [options]\n\n"
    usage += "Java Dep Query Utility Version @PACKAGE_VERSION@\n"
    usage += "Copyright 2004-2013 Gentoo Foundation\n"
    usage += "Distributed under the terms of the GNU General Public License v2\n"
    usage += "Please contact the Gentoo Java Herd <java@gentoo.org> with problems."

    options_list = [
                    make_option ("-V", "--version",     action="callback", callback=version,       help="Print version information"),
                    make_option ("-n", "--nocolor",     action="callback", callback=nocolor,       help="Disable color output"),
                    make_option ("-s", "--is-sufficient",  action="callback", callback=is_sufficient, help="Check a depend string and see if current-vm is sufficiant",                     type="string", dest="dependstr"),
                    make_option ("-v", "--get-vm",       action="callback", callback=get_vm,        help="Return the best vm for this dep string",                                          type="string", dest="dependstr"),
                    make_option ("-l", "--get-lowest",   action="callback", callback=get_lowest,    help="Return the lowest version in the depend, to be used with -target/-source fex.",   type="string", dest="dependstr"),
                    make_option ("-P", "--parse-depend", action="callback", callback=parse_depend_string, help="",                                                                           type="string", dest="dependstr" )
                   ]

    parser = OptionParser(usage, options_list)
    (options, args) = parser.parse_args()

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