66 lines
2.0 KiB
Python
66 lines
2.0 KiB
Python
from django.db.models.signals import post_save, pre_save
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from django.dispatch import receiver
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from .models import Game, GameEvent, EventTypes, GameStatuses
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from .game import Minesweeper
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@receiver(post_save, sender=Game)
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def game_start(sender, signal, instance, **kwargs):
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""" If the game was just created, insert the first event START_GAME """
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if not instance.status == GameStatuses.NOT_PLAYED:
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return
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GameEvent.objects.get_or_create(game=instance, type=EventTypes.START_GAME)
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@receiver(pre_save, sender=GameEvent)
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def identify_click_event(sender, signal, instance, **kwargs):
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""" Verify what is on the naive click: mine, point or empty """
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if not instance.type == EventTypes.CLICK_NAIVE:
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return
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if instance.row is None and instance.col is None:
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return
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ms = Minesweeper(
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instance.game.rows,
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instance.game.cols,
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instance.game.mines,
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instance.game.board,
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)
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if ms.is_mine(instance.row, instance.col):
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instance.type = EventTypes.CLICK_MINE
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elif ms.is_empty(instance.row, instance.col):
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instance.type = EventTypes.CLICK_EMPTY
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elif ms.is_point(instance.row, instance.col):
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instance.type = EventTypes.CLICK_POINT
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@receiver(post_save, sender=GameEvent)
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def create_post_save_game_event(sender, signal, instance, **kwargs):
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playing_events = [
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EventTypes.START_GAME,
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EventTypes.RESUME,
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EventTypes.CLICK_POINT,
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EventTypes.CLICK_EMPTY,
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EventTypes.CLICK_FLAG,
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]
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if instance.type in playing_events:
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instance.game.status = GameStatuses.PLAYING
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instance.game.save()
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if instance.type == EventTypes.PAUSE:
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instance.game.status = GameStatuses.PAUSED
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instance.game.save()
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if instance.type == EventTypes.CLICK_MINE:
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instance.game.status = GameStatuses.FINISHED
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instance.game.win = False
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instance.game.save()
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GameEvent(game=instance.game, type=EventTypes.GAME_OVER).save()
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