# workspace_file.dspy - 读取/保存工作空间文件

action = (params_kw or {}).get('action', 'read')
filepath = (params_kw or {}).get('path', '').strip()

import os

if not filepath or not os.path.isfile(filepath):
    return json.dumps({"error": "文件不存在: " + filepath}, ensure_ascii=False)

if action == 'read':
    try:
        with open(filepath, 'r', encoding='utf-8') as f:
            content = f.read(50000)
        return json.dumps({
            "path": filepath,
            "name": os.path.basename(filepath),
            "size": os.path.getsize(filepath),
            "content": content,
        }, ensure_ascii=False)
    except Exception as e:
        return json.dumps({"error": str(e)}, ensure_ascii=False)

elif action == 'save':
    content = (params_kw or {}).get('content', '')
    try:
        with open(filepath, 'w', encoding='utf-8') as f:
            f.write(content)
        return json.dumps({"success": True, "path": filepath}, ensure_ascii=False)
    except Exception as e:
        return json.dumps({"error": str(e)}, ensure_ascii=False)

else:
    return json.dumps({"error": "未知操作"}, ensure_ascii=False)