#!/usr/bin/env python3
# -*- coding: utf-8 -*-
"""
把 i2c_inject_gui.py 打包成单文件 exe(工具名: I2C-Inject)
================================
使用 PyInstaller --onefile --noconsole, 目标机器无需安装 Python/pyserial。

用法:
  python build_exe.py        自动安装 PyInstaller(如缺)并打包

产物: 本目录 dist/I2C-Inject.exe
"""

import os
import subprocess
import sys

BASE = os.path.dirname(os.path.abspath(__file__))
ICO = os.path.join(BASE, 'logos', 'logo_i2c_orange.ico')


def ensure_pyinstaller():
    try:
        import PyInstaller  # noqa: F401
        return
    except ImportError:
        pass
    print('PyInstaller 未安装, 正在安装...')
    subprocess.check_call([sys.executable, '-m', 'pip', 'install', 'pyinstaller'])


def main():
    ensure_pyinstaller()
    exe = os.path.join(BASE, 'dist', 'I2C-Inject.exe')
    if os.path.exists(exe):
        try:
            os.remove(exe)
        except PermissionError:
            subprocess.run(['taskkill', '/F', '/IM', 'I2C-Inject.exe'],
                           capture_output=True)
            import time
            time.sleep(1.0)
            os.remove(exe)
    cmd = [sys.executable, '-m', 'PyInstaller',
           '--onefile', '--clean', '--name', 'I2C-Inject',
           '--distpath', os.path.join(BASE, 'dist'),
           '--workpath', os.path.join(BASE, 'build'),
           '--specpath', os.path.join(BASE, 'build'),
           '--noconsole', os.path.join(BASE, 'i2c_inject_gui.py')]
    if os.path.exists(ICO):
        # exe 文件图标 + 运行时窗口图标资源(从 _MEIPASS 读取)
        cmd += ['--icon', ICO, '--add-data', f'{ICO};.']
    else:
        print('警告: 未找到 logos/logo_i2c_orange.ico(先运行 logos/make_ico_i2c.py), 本次打包不带图标')
    print('>>', ' '.join(cmd))
    subprocess.check_call(cmd)
    print('完成: %s  (%.1f MB)' % (exe, os.path.getsize(exe) / 1024 / 1024))


if __name__ == '__main__':
    main()