54 lines
1.3 KiB
Python
54 lines
1.3 KiB
Python
"""发布包的轻量启动器。
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启动器不联网、不更新文件，只负责从发布根目录启动 ``app/CMAutoBuy.exe``。
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"""
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from __future__ import annotations
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import ctypes
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import subprocess
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import sys
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from pathlib import Path
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def install_root(executable: str | None = None) -> Path:
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"""返回 Launcher.exe 所在的发布根目录。"""
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return Path(executable or sys.executable).resolve().parent
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def app_executable(root: Path) -> Path:
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"""返回主程序路径。"""
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return root / "app" / "CMAutoBuy.exe"
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def show_error(message: str) -> None:
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"""使用 Windows 原生对话框显示启动错误。"""
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ctypes.windll.user32.MessageBoxW(0, message, "商品采集采购工具", 0x10)
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def main() -> int:
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"""启动主程序；找不到程序时返回非零退出码。"""
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root = install_root()
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target = app_executable(root)
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if not target.is_file():
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show_error(
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"主程序不存在，请确认 app 文件夹完整。\n\n"
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f"缺少文件：{target}"
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)
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return 1
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try:
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subprocess.Popen([str(target)], cwd=str(target.parent))
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except OSError as exc:
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show_error(f"主程序启动失败。\n\n{exc}")
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return 1
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return 0
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if __name__ == "__main__":
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raise SystemExit(main())
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