import requests
import time

def access_plc_query_api(url: str,headers:dict, data: list, max_retries=2):
    """调用bge-m3，embedding"""
    # 类型检查
    time.sleep(0.010)  # 方式频繁调用接口
    for attempt in range(max_retries):
        try:
            response = requests.post(url=url, headers=headers, json=data)
            if response.status_code == 200:
                return response.json()
        except Exception as e:
            print('请求PLC点位查询接口失败！', e)
            time.sleep(1)
            return None
    return None

def sparse_plc_api_response(response):
    data = response.get('data')
    code = response.get('code')
    if int(code) != 200 or data is None:
        print(f"访问plc接口失败，状态码：{code}, 返回数据有效：{bool(data)}")
        return None
    # 提取名称，时间和值
    plc_query_results = []  # 查询结果
    for item in data:
        plc_query_results.append(f"PLC点位名称:{item.get('alias')},记录时间:{item.get('htime')}, 值:{item.get('val')}")

    return plc_query_results

def post_req_2_plc_api(project_id:int,database_codes:list):
    headers = {"Content-Type": "application/json",
               "JWT-TOKEN": "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJJRCI6NywiVXNlcm5hbWUiOiJhZG1pbiIsIkRlcCI6IjEzNSIsImV4cCI6MTc3NjExOTExNCwiaXNzIjoiZ2luLWJsb2cifQ.0HTtzHZjyd2mHo8VCy8icYROxmntRMuQhyoZsAYRL_M"}
    # 构造数据
    data = [{"deviceId":"1","deviceItems":db_code,"deviceName":"外供水PH","project_id":project_id} for db_code in database_codes]
    # 查询结果
    resp = access_plc_query_api(url='http://120.55.44.4:8900/api/v1/jinke-cloud/device/current-data?time=1739859286292',
                      headers=headers, data=data)
    # 解析结果
    res = sparse_plc_api_response(resp)
    return res
if '__main__' == __name__:
    res = post_req_2_plc_api(1420,['ns=3;s=1#RO_CSDD_O','ns=3;s=2#RO_CSDD_O'])
    print('请求结果', res)