mirror of
https://github.com/A-Minos/nonebot-plugin-tetris-stats.git
synced 2026-03-05 05:36:54 +08:00
88 lines
2.9 KiB
Python
88 lines
2.9 KiB
Python
import sys
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from os import environ
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from platform import system
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from re import sub
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from nonebot import get_driver
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from nonebot.log import logger
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from playwright.__main__ import main
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from playwright.async_api import Browser, async_playwright
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driver = get_driver()
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global_config = driver.config
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@driver.on_startup
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async def _():
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await BrowserManager._init_playwright()
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@driver.on_shutdown
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async def _():
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await BrowserManager._close_browser()
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class BrowserManager:
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"""浏览器管理类"""
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_browser: Browser | None = None
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@classmethod
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async def _init_playwright(cls) -> None:
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if system() == 'Windows' and getattr(global_config, 'fastapi_reload', False):
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raise ImportError('加载失败, Windows 必须设置 FASTAPI_RELOAD=false 才能正常运行 playwright')
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logger.info('开始 安装/更新 playwright 浏览器')
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environ['PLAYWRIGHT_DOWNLOAD_HOST'] = 'https://npmmirror.com/mirrors/playwright/'
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if cls._call_playwright(['', 'install', 'firefox']):
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logger.success('安装/更新 playwright 浏览器成功')
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else:
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logger.warning('playwright 浏览器 安装/更新 失败, 尝试使用原始仓库下载')
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del environ['PLAYWRIGHT_DOWNLOAD_HOST']
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if cls._call_playwright(['', 'install', 'firefox']):
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logger.success('安装/更新 playwright 浏览器成功')
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else:
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logger.error('安装/更新 playwright 浏览器失败')
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try:
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await cls._start_browser()
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except BaseException as e: # 不知道会有什么异常, 交给用户解决
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raise ImportError(
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'playwright 启动失败, 请尝试在命令行运行 playwright install-deps firefox, 如果仍然启动失败, 请参考上面的报错👆'
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) from e
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else:
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logger.success('playwright 启动成功')
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@classmethod
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def _call_playwright(cls, argv: list[str]) -> bool:
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"""等价于调用 playwright 的命令行程序"""
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argv_backup = sys.argv.copy()
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sys.argv[0] = sub(r'(-script\.pyw|\.exe)?$', '', sys.argv[0])
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sys.argv = argv
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try:
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main()
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except SystemExit as e:
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return e.code == 0
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except BaseException: # noqa: BLE001
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return False
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finally:
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sys.argv = argv_backup
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return True
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@classmethod
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async def _start_browser(cls) -> Browser:
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"""启动浏览器实例"""
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playwright = await async_playwright().start()
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cls._browser = await playwright.firefox.launch()
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return cls._browser
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@classmethod
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async def get_browser(cls) -> Browser:
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"""获取浏览器实例"""
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return cls._browser or await cls._start_browser()
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@classmethod
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async def _close_browser(cls) -> None:
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"""关闭浏览器实例"""
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if isinstance(cls._browser, Browser):
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await cls._browser.close()
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