# Copyright 2022 (c) Anna Schumaker.
"""Set up our Application."""
from . import gsetup
from . import db
from . import mpris2
from . import options
from gi.repository import GObject
from gi.repository import GLib
from gi.repository import Adw

MAJOR_VERSION = 3
MINOR_VERSION = 0
VERSION_STRING = f"Emmental {MAJOR_VERSION}.{MINOR_VERSION}{gsetup.DEBUG_STR}"


class Application(Adw.Application):
    """Our custom Adw.Application."""

    db = GObject.Property(type=db.Connection)
    mpris = GObject.Property(type=mpris2.Connection)

    def __init__(self):
        """Initialize an Application."""
        super().__init__(application_id=gsetup.APPLICATION_ID,
                         resource_base_path=gsetup.RESOURCE_PATH)
        self.add_main_option_entries([options.Version])

    def do_handle_local_options(self, opts: GLib.VariantDict) -> int:
        """Handle any command line options."""
        if opts.contains("version"):
            print(VERSION_STRING)
            gsetup.print_versions()
            return 0
        return -1

    def do_startup(self) -> None:
        """Handle the Adw.Application::startup signal."""
        Adw.Application.do_startup(self)
        self.db = db.Connection()
        self.mpris = mpris2.Connection()

        gsetup.add_style()
        self.db.load()

    def do_activate(self) -> None:
        """Handle the Adw.Application::activate signal."""
        Adw.Application.do_activate(self)

    def do_shutdown(self) -> None:
        """Handle the Adw.Application::shutdown signal."""
        Adw.Application.do_shutdown(self)
        if self.mpris is not None:
            self.mpris.disconnect()
            self.mpris = None
        if self.db is not None:
            self.db.close()
            self.db = None