mirror of
https://github.com/LiteyukiStudio/LiteyukiBot.git
synced 2024-11-15 00:24:26 +08:00
93 lines
2.6 KiB
Python
93 lines
2.6 KiB
Python
"""
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此模块用于注册观察者函数，使用watchdog监控文件变化并重启bot
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启用该模块需要在配置文件中设置`dev_mode`为True
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"""
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import functools
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import time
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from typing import Callable, TypeAlias
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from watchdog.events import FileSystemEvent, FileSystemEventHandler
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from watchdog.observers import Observer
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from liteyuki import get_bot, get_config_with_compat, logger
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liteyuki_bot = get_bot()
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CALLBACK_FUNC: TypeAlias = Callable[[FileSystemEvent], None] # 位置1为FileSystemEvent
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FILTER_FUNC: TypeAlias = Callable[[FileSystemEvent], bool] # 位置1为FileSystemEvent
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observer = Observer()
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def debounce(wait):
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"""
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防抖函数
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"""
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def decorator(func):
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def wrapper(*args, **kwargs):
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nonlocal last_call_time
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current_time = time.time()
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if (current_time - last_call_time) > wait:
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last_call_time = current_time
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return func(*args, **kwargs)
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last_call_time = None
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return wrapper
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return decorator
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if get_config_with_compat("liteyuki.dev_mode", ("dev_mode",), False):
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logger.debug("Liteyuki Reload enabled, watching for file changes...")
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observer.start()
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class CodeModifiedHandler(FileSystemEventHandler):
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"""
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Handler for code file changes
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"""
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@debounce(1)
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def on_modified(self, event):
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raise NotImplementedError("on_modified must be implemented")
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def on_created(self, event):
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self.on_modified(event)
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def on_deleted(self, event):
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self.on_modified(event)
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def on_moved(self, event):
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self.on_modified(event)
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def on_any_event(self, event):
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self.on_modified(event)
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def on_file_system_event(directories: tuple[str], recursive: bool = True, event_filter: FILTER_FUNC = None) -> Callable[[CALLBACK_FUNC], CALLBACK_FUNC]:
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"""
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注册文件系统变化监听器
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Args:
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directories: 监听目录们
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recursive: 是否递归监听子目录
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event_filter: 事件过滤器, 返回True则执行回调函数
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Returns:
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装饰器，装饰一个函数在接收到数据后执行
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"""
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def decorator(func: CALLBACK_FUNC) -> CALLBACK_FUNC:
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def wrapper(event: FileSystemEvent):
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if event_filter is not None and not event_filter(event):
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return
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func(event)
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code_modified_handler = CodeModifiedHandler()
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code_modified_handler.on_modified = wrapper
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for directory in directories:
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observer.schedule(code_modified_handler, directory, recursive=recursive)
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return func
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return decorator
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