from logging import getLogger

from PyQt5.QtCore import QObject, pyqtSignal, QUrl, pyqtSlot
from PyQt5.QtGui import QDesktopServices
from PyQt5.QtWidgets import QMessageBox, QPushButton

from rare.models.game import RareGame
from rare.shared import LegendaryCoreSingleton, GlobalSignalsSingleton, ArgumentsSingleton
from .cloud_save_utils import CloudSaveUtils

logger = getLogger("GameUtils")


class GameUtils(QObject):
    finished = pyqtSignal(str, str)  # app_name, error
    cloud_save_finished = pyqtSignal(str)
    update_list = pyqtSignal(str)

    def __init__(self, parent=None):
        super(GameUtils, self).__init__(parent=parent)
        self.core = LegendaryCoreSingleton()
        self.signals = GlobalSignalsSingleton()
        self.args = ArgumentsSingleton()

        self.running_games = {}
        self.launch_queue = {}

        self.cloud_save_utils = CloudSaveUtils()
        self.cloud_save_utils.sync_finished.connect(self.sync_finished)

    def prepare_launch(
            self, rgame: RareGame, offline: bool = False, skip_update_check: bool = False
    ):
        dont_sync_after_finish = False

        # TODO move this to helper
        if rgame.game.supports_cloud_saves and not offline:
            try:
                sync = self.cloud_save_utils.sync_before_launch_game(rgame)
            except ValueError:
                logger.info("Cancel startup")
                self.sync_finished(rgame)
                return
            except AssertionError:
                dont_sync_after_finish = True
            else:
                if sync:
                    self.launch_queue[rgame.app_name] = (rgame, skip_update_check, offline)
                    return
            self.sync_finished(rgame)

        self.launch_game(
            rgame, offline, skip_update_check, ask_sync_saves=dont_sync_after_finish
        )

    @pyqtSlot(RareGame, int)
    def game_finished(self, rgame: RareGame, exit_code):
        if self.running_games.get(rgame.app_name):
            self.running_games.pop(rgame.app_name)
        if exit_code == -1234:
            return

        self.finished.emit(rgame.app_name, "")
        rgame.signals.game.finished.emit()

        logger.info(f"Game exited with exit code: {exit_code}")
        self.signals.discord_rpc.set_title.emit("")
        if exit_code == 1 and rgame.is_origin:
            msg_box = QMessageBox()
            msg_box.setText(
                self.tr(
                    "Origin is not installed. Do you want to download installer file? "
                )
            )
            msg_box.addButton(QPushButton("Download"), QMessageBox.YesRole)
            msg_box.addButton(QPushButton("Cancel"), QMessageBox.RejectRole)
            resp = msg_box.exec()
            # click install button
            if resp == 0:
                QDesktopServices.openUrl(QUrl("https://www.dm.origin.com/download"))
            return

        if exit_code != 0:
            pass
            """
            QMessageBox.warning(
                None,
                "Warning",
                self.tr("Failed to launch {}. Check logs to find error").format(
                    self.core.get_game(app_name).app_title
                ),
            )
            """

        if rgame.app_name in self.running_games.keys():
            self.running_games.pop(rgame.app_name)

        if rgame.game.supports_cloud_saves:
            if exit_code != 0:
                r = QMessageBox.question(
                    None,
                    "Question",
                    self.tr(
                        "Game exited with code {}, which is not a normal code. "
                        "It could be caused by a crash. Do you want to sync cloud saves"
                    ).format(exit_code),
                    buttons=QMessageBox.Yes | QMessageBox.No,
                    defaultButton=QMessageBox.Yes,
                )
                if r != QMessageBox.Yes:
                    return

            # TODO move this to helper
            self.cloud_save_utils.game_finished(rgame, always_ask=False)

    @pyqtSlot(RareGame)
    def sync_finished(self, rgame: RareGame):
        if rgame.app_name in self.launch_queue.keys():
            self.cloud_save_finished.emit(rgame.app_name)
            params = self.launch_queue[rgame.app_name]
            self.launch_queue.pop(rgame.app_name)
            self.launch_game(*params)
        else:
            self.cloud_save_finished.emit(rgame.app_name)