#!/usr/bin/env python3
"""
修复文件的换行符，将 Windows 风格的 \r\n 转换为 Unix 风格的 \n
用法：python fix_newlines.py <file1> <file2> ...
"""

import sys
import os

def fix_newlines(file_path):
    """修复文件的换行符"""
    print(f"修复文件: {file_path}")
    
    try:
        # 读取文件内容
        with open(file_path, 'r', encoding='utf-8') as f:
            content = f.read()
        
        # 写入文件，使用 Unix 风格的换行符
        with open(file_path, 'w', encoding='utf-8', newline='\n') as f:
            f.write(content)
        
        print(f"✅ 修复成功: {file_path}")
        return True
    except Exception as e:
        print(f"❌ 修复失败: {file_path}, 错误: {e}")
        return False

if __name__ == "__main__":
    if len(sys.argv) < 2:
        print("用法: python fix_newlines.py <file1> <file2> ...")
        sys.exit(1)
    
    # 修复所有指定的文件
    for file_path in sys.argv[1:]:
        if os.path.exists(file_path):
            fix_newlines(file_path)
        else:
            print(f"❌ 文件不存在: {file_path}")