# main.py
#
# Copyright 2024 Jeffser
#
# This program 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.
#
# 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <https://www.gnu.org/licenses/>.
#
# SPDX-License-Identifier: GPL-3.0-or-later

import sys
import logging
import gi
import os

gi.require_version('Gtk', '4.0')
gi.require_version('Adw', '1')

from gi.repository import Gtk, Gio, Adw, GLib
from .window import AlpacaWindow


logger = logging.getLogger(__name__)


class AlpacaApplication(Adw.Application):
    """The main application singleton class."""

    def __init__(self, version):
        super().__init__(application_id='com.jeffser.Alpaca',
                         flags=Gio.ApplicationFlags.DEFAULT_FLAGS)
        self.create_action('quit', lambda *_: self.quit(), ['<primary>q'])
        self.create_action('preferences', lambda *_: AlpacaWindow.show_preferences_dialog(self.props.active_window), ['<primary>p'])
        self.create_action('about', self.on_about_action)
        self.version = version

    def do_activate(self):
        win = self.props.active_window
        if not win:
            win = AlpacaWindow(application=self)
        win.present()

    def on_about_action(self, widget, _):
        about = Adw.AboutDialog(#transient_for=self.props.active_window,
            application_name='Alpaca',
            application_icon='com.jeffser.Alpaca',
            developer_name='Jeffry Samuel Eduarte Rojas',
            version=self.version,
            support_url="https://github.com/Jeffser/Alpaca/discussions/155",
            developers=['Jeffser https://jeffser.com'],
            designers=['Jeffser https://jeffser.com', 'Tobias Bernard (App Icon) https://tobiasbernard.com/'],
            translator_credits='Alex K (Russian) https://github.com/alexkdeveloper\nJeffser (Spanish) https://jeffser.com\nDaimar Stein (Brazilian Portuguese) https://github.com/not-a-dev-stein\nLouis Chauvet-Villaret (French) https://github.com/loulou64490\nCounterFlow64 (Norwegian) https://github.com/CounterFlow64\nAritra Saha (Bengali) https://github.com/olumolu\nYuehao Sui (Simplified Chinese) https://github.com/8ar10der',
            copyright='© 2024 Jeffser\n© 2024 Ollama',
            issue_url='https://github.com/Jeffser/Alpaca/issues',
            license_type=3,
            website="https://jeffser.com/alpaca",
            debug_info=open(os.path.join(os.getenv("XDG_DATA_HOME"), 'tmp.log'), 'r').read())
        about.present(parent=self.props.active_window)

    def create_action(self, name, callback, shortcuts=None):
        action = Gio.SimpleAction.new(name, None)
        action.connect("activate", callback)
        self.add_action(action)
        if shortcuts:
            self.set_accels_for_action(f"app.{name}", shortcuts)


def main(version):
    if os.path.isfile(os.path.join(os.getenv("XDG_DATA_HOME"), 'tmp.log')):
        os.remove(os.path.join(os.getenv("XDG_DATA_HOME"), 'tmp.log'))
    if os.path.isdir(os.path.join(os.getenv("XDG_CACHE_HOME"), 'tmp')):
        os.system('rm -rf ' + os.path.join(os.getenv("XDG_CACHE_HOME"), "tmp/*"))
    else:
        os.mkdir(os.path.join(os.getenv("XDG_CACHE_HOME"), 'tmp'))
    logging.basicConfig(
        format="%(levelname)s\t[%(filename)s | %(funcName)s] %(message)s",
        level=logging.INFO,
        handlers=[logging.FileHandler(filename=os.path.join(os.getenv("XDG_DATA_HOME"), 'tmp.log')), logging.StreamHandler(stream=sys.stdout)]
    )
    app = AlpacaApplication(version)
    logger.info(f"Alpaca version: {app.version}")
    return app.run(sys.argv)