# -*- coding: utf-8 -*-
# demo/api/session_update.dspy —— 演示会话 CRUD 更新（管理后台维护用）
# 仅允许更新非状态字段；状态变更一律走 stop/pause/state 接口
try:
    sid = params_kw.get('id') or params_kw.get('session_id')
    if not sid:
        return {"status": 400, "message": "id 不能为空"}
    if not params_kw.get('session_name') and not params_kw.get('camera_mode'):
        return {"status": 400, "message": "无可更新字段(仅 session_name/camera_mode)"}
    async with get_sor_context(request._run_ns, "scense") as sor:
        recs = await sor.R('demo_session', {'id': sid})
        if not recs:
            return {"status": 404, "message": "演示会话不存在: %s" % sid}
        ns = {'id': sid, 'updated_at': curDateString()}
        if params_kw.get('session_name'):
            ns['session_name'] = str(params_kw.get('session_name'))[:128]
        if params_kw.get('camera_mode'):
            ns['camera_mode'] = str(params_kw.get('camera_mode'))
        await sor.U('demo_session', ns)
    return {"status": 200, "data": {"session_id": sid, "updated": True}}
except Exception as e:
    return {"status": 500, "message": "session_update 内部错误: %s" % e}