# Copyright 2016 Mycroft AI, Inc.
#
# This file is part of Mycroft Core.
#
# Mycroft Core is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Mycroft Core 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Mycroft Core.  If not, see <http://www.gnu.org/licenses/>.


import sys
import webbrowser
import subprocess

from adapt.intent import IntentBuilder
from adapt.tools.text.tokenizer import EnglishTokenizer
from os.path import dirname, join

from mycroft.skills.core import MycroftSkill
from mycroft.util.log import getLogger
if sys.version_info[0] < 3:
    from urllib import quote
    try:
        import gio
    except ModuleNotFoundError:
        sys.path.append("/usr/lib/python3/dist-packages")
        import gio
else:
    sys.path.append("/usr/lib/python3/dist-packages")
    from urllib.parse import quote
    from gi.repository import Gio as gio

logger = getLogger(__name__)
__author__ = 'seanfitz'

IFL_TEMPLATE = "http://www.google.com/search?&sourceid=navclient&btnI=I&q=%s"


class DesktopLauncherSkill(MycroftSkill):
    def __init__(self):
        MycroftSkill.__init__(self, "DesktopLauncherSkill")
        self.appmap = {}

    def initialize(self):
        tokenizer = EnglishTokenizer()

        for app in gio.app_info_get_all():
            name = app.get_name().lower()
            entry = [app]
            tokenized_name = tokenizer.tokenize(name)[0]

            if name in self.appmap:
                self.appmap[name] += entry
            else:
                self.appmap[name] = entry

            self.register_vocabulary(name, "Application")
            if name != tokenized_name:
                self.register_vocabulary(tokenized_name, "Application")
                if tokenized_name in self.appmap:
                    self.appmap[tokenized_name] += entry
                else:
                    self.appmap[tokenized_name] = entry

        launch_intent = IntentBuilder(
            "LaunchDesktopApplicationIntent").require("LaunchKeyword").require(
            "Application").build()
        self.register_intent(launch_intent, self.handle_launch_desktop_app)

        close_intent = IntentBuilder(
            "CloseDesktopApplicationIntent").require("CloseKeyword").require(
            "Application").build()
        self.register_intent(close_intent, self.handle_close_desktop_app)

        launch_website_intent = IntentBuilder(
            "LaunchWebsiteIntent").require("LaunchKeyword").require(
            "Website").build()
        self.register_intent(launch_website_intent, self.handle_launch_website)

        search_website = IntentBuilder("SearchWebsiteIntent").require(
            "SearchKeyword").require("Website").require(
            "SearchTerms").build()
        self.register_intent(search_website, self.handle_search_website)

    def handle_launch_desktop_app(self, message):
        app_name = message.data.get('Application')
        apps = self.appmap.get(app_name)
        if apps and len(apps) > 0:
            apps[0].launch()

    def handle_close_desktop_app(self, message):
        app_name = message.data.get('Application')
        subprocess.call( [ "killall", "-9", app_name ] )

    def handle_launch_website(self, message):
        site = message.data.get("Website")
        webbrowser.open(IFL_TEMPLATE % (quote(site)))

    def handle_search_website(self, message):
        site = message.data.get("Website")
        search_terms = message.data.get("SearchTerms")
        search_str = site + " " + search_terms
        webbrowser.open(IFL_TEMPLATE % (quote(search_str)))

    def stop(self):
        pass


def create_skill():
    return DesktopLauncherSkill()
