40 lines
1.5 KiB
Python
40 lines
1.5 KiB
Python
import builtins
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from loguru import logger
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class EventsSystem:
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def __init__(self):
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self.log = logger.bind(module="EventsSystem", prefix="EVENTS")
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self.__events = {}
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logger.debug("Injected to builtins")
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builtins.event = self
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logger.debug("EventsSystem ready")
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def register(self, event_name, callback):
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log = self.log.bind(prefix="register")
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log.debug(f"{event_name!r}; {callback.__name__}({callback})")
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if not callable(callback):
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return log.error(f"Bad event '{event_name}' - cannot registered")
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if event_name not in self.__events:
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self.__events.update({str(event_name): [callback]})
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else:
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self.__events[event_name].append(callback)
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def call(self, event_name, *args, **kwargs):
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log = self.log.bind(prefix="call")
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funcs_data = []
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if event_name in self.__events.keys():
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for callback in self.__events[event_name]:
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log.debug(f"{event_name!r}; execute: '{callback.__name__}'; data: {args=}; {kwargs=}")
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try:
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event_data = {"event_name": event_name, "args": args, "kwargs": kwargs}
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funcs_data.append(callback(event_data))
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except Exception as e:
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log.error(f"Error in {callback.__name__}. See debug.log")
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log.exception(e)
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else:
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log.error(f"Event '{event_name}' not found.")
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return funcs_data
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