#!/usr/bin/env python2
# -*- coding: utf-8 -*-

# jp: a SAT command line tool
# Copyright (C) 2009-2016 Jérôme Poisson (goffi@goffi.org)

# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, 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 Affero General Public License for more details.

# You should have received a copy of the GNU Affero General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

import base
from sat.core.i18n import _
from functools import partial
from sat_frontends.jp.constants import Const as C
from sat_frontends.jp import xmlui_manager

__commands__ = ["AdHoc"]

FLAG_LOOP = 'LOOP'
MAGIC_BAREJID = '@PROFILE_BAREJID@'


class Remote(base.CommandBase):
    def __init__(self, host):
        super(Remote, self).__init__(host, 'remote', use_verbose=True, help=_(u'remote control a software'))

    def add_parser_options(self):
        self.parser.add_argument("software", type=str, help=_(u"software name"))
        self.parser.add_argument("-j", "--jids", type=base.unicode_decoder, nargs='*', default=[], help=_(u"jids allowed to use the command"))
        self.parser.add_argument("-g", "--groups", type=base.unicode_decoder, nargs='*', default=[], help=_(u"groups allowed to use the command"))
        self.parser.add_argument("--forbidden-groups", type=base.unicode_decoder, nargs='*', default=[], help=_(u"groups that are *NOT* allowed to use the command"))
        self.parser.add_argument("--forbidden-jids", type=base.unicode_decoder, nargs='*', default=[], help=_(u"jids that are *NOT* allowed to use the command"))
        self.parser.add_argument("-l", "--loop", action="store_true", help=_(u"loop on the commands"))

    def start(self):
        name = self.args.software.lower()
        flags = []
        magics = {jid for jid in self.args.jids if jid.count('@')>1}
        magics.add(MAGIC_BAREJID)
        jids = set(self.args.jids).difference(magics)
        if self.args.loop:
            flags.append(FLAG_LOOP)
        bus_name, methods = self.host.bridge.adHocDBusAddAuto(name, jids, self.args.groups, magics,
                                                              self.args.forbidden_jids, self.args.forbidden_groups,
                                                              flags, self.profile)
        if not bus_name:
            self.disp(_("No bus name found"), 1)
            return
        self.disp(_("Bus name found: [%s]" % bus_name), 1)
        for method in methods:
            path, iface, command = method
            self.disp(_("Command found: (path:%(path)s, iface: %(iface)s) [%(command)s]" % {'path': path,
                                                                                         'iface': iface,
                                                                                         'command': command
                                                                                         }),1)


class Run(base.CommandBase):
    """Run an Ad-Hoc command"""

    def __init__(self, host):
        super(Run, self).__init__(host, 'run', use_verbose=True, help=_(u'run an Ad-Hoc command'))
        self.need_loop=True

    def add_parser_options(self):
        self.parser.add_argument('-n', '--node', type=base.unicode_decoder, default=u'', help=_(u"node of the command (default: list commands)"))
        self.parser.add_argument('-j', '--jid', type=base.unicode_decoder, default=u'', help=_(u"jid of the service (default: profile's server"))
        self.parser.add_argument("-S", "--submit", action='append_const', const=xmlui_manager.SUBMIT, dest='workflow', help=_(u"submit form/page"))
        self.parser.add_argument("-f",
            "--field",
            type=base.unicode_decoder,
            action='append',
            nargs=2,
            dest='workflow',
            metavar=(u"KEY", u"VALUE"),
            help=_(u"field value"))

    def adHocRunCb(self, xmlui_raw):
        xmlui = xmlui_manager.create(self.host, xmlui_raw)
        workflow = self.args.workflow
        xmlui.show(workflow)
        if not workflow:
            if xmlui.type == 'form':
                xmlui.submitForm()
            else:
                self.host.quit()

    def start(self):
        self.host.bridge.adHocRun(
            self.args.jid,
            self.args.node,
            self.profile,
            callback=self.adHocRunCb,
            errback=partial(self.errback,
                            msg=_(u"can't get ad-hoc commands list: {}"),
                            exit_code=C.EXIT_BRIDGE_ERRBACK))


class List(base.CommandBase):
    """Run an Ad-Hoc command"""

    def __init__(self, host):
        super(List, self).__init__(host, 'list', use_verbose=True, help=_(u'list Ad-Hoc commands of a service'))
        self.need_loop=True

    def add_parser_options(self):
        self.parser.add_argument('-j', '--jid', type=base.unicode_decoder, default=u'', help=_(u"jid of the service (default: profile's server"))

    def adHocListCb(self, xmlui_raw):
        xmlui = xmlui_manager.create(self.host, xmlui_raw)
        xmlui.readonly = True
        xmlui.show()
        self.host.quit()

    def start(self):
        self.host.bridge.adHocList(
            self.args.jid,
            self.profile,
            callback=self.adHocListCb,
            errback=partial(self.errback,
                            msg=_(u"can't get ad-hoc commands list: {}"),
                            exit_code=C.EXIT_BRIDGE_ERRBACK))


class AdHoc(base.CommandBase):
    subcommands = (Run, List, Remote)

    def __init__(self, host):
        super(AdHoc, self).__init__(host, 'ad-hoc', use_profile=False, help=_('Ad-hoc commands'))