import argparse
import os
import sys
from dotenv import load_dotenv
from functools import lru_cache
from pydantic import computed_field
from pydantic_settings import BaseSettings
from typing import Literal



    
    
class HaiKangSettings:
    """
    海康平台配置
    """
    HAIKANG_URL = 'https://192.168.89.230'
    HAIKANG_PORT = 443

    HAIKANG_AK = '29862915'
    HAIKANG_SK = '3QlsmcyadBqu4OpVoxsJ'
    HAIKANG_ACCESS_TOKEN_URL = '/api/v1/oauth/token'
    # HAIKANG_DOOR_STATES_URL = '/api/v1/door/states'
    HAIKANG_DOOR_STATES_URL = '/api/acs/v1/door/states'
    HAIKANG_DOOR_DOCONTROL_URL = '/api/acs/v1/door/doControl'
    HAIKANG_DOOR_ENVENTS_URL = '/api/acs/v2/door/events'
    HAIKANG_DOOR_SEARCH = '/api/resource/v2/door/search'
    HAIKANG_DOOR_ONLINE_STATUS = '/api/nms/v1/online/acs_device/get'
    HAIKANG_APPLICATION_ONETOMANY_URL = '/api/frs/v1/application/oneToMany'
    HAIKANG_PICTURE_CHECK_URL = '/api/frs/v1/face/picture/check'
    HAIKANG_FACECAPATURE_SEARCH = '/api/frs/v1/event/face_capture/search'
    HAIKANG_FACE_GROUP_URL = '/api/frs/v1/face/group'

    HAIKANG_VISITOR_RECORD_SEARCH = '/api/visitor/v2/appointment/records'
    HAIKANG_VISITOR_RECORD_PICTURES = '/api/visitor/v1/record/pictures'

    HAIKANG_PERSON_LIST = '/api/resource/v2/person/personList'
    HAIKANG_GET_PERSON_PICTURE = '/api/resource/v1/person/picture'

    HAIKANG_FACE_SAVE_PATH = "./face_images"


class GetConfig:
    """
    获取配置
    """

    def __init__(self):
        self.parse_cli_args()

    #
    @lru_cache()
    def get_haikang_config(self):
        """
        获取海康平台配置
        """
        return HaiKangSettings()
    

    @staticmethod
    def parse_cli_args():
        """
        解析命令行参数
        """
        if 'uvicorn' in sys.argv[0]:
            # 使用uvicorn启动时，命令行参数需要按照uvicorn的文档进行配置，无法自定义参数
            pass
        else:
            # 使用argparse定义命令行参数
            parser = argparse.ArgumentParser(description='命令行参数')
            parser.add_argument('--env', type=str, default='dev', help='运行环境')
            # 解析命令行参数
            args = parser.parse_args()
            # 设置环境变量，如果未设置命令行参数，默认APP_ENV为dev
            os.environ['APP_ENV'] = args.env if args.env else 'dev'
        # 读取运行环境
        run_env = os.environ.get('APP_ENV', '')
        # 运行环境未指定时默认加载.env.dev
        env_file = '.env.dev'
        # 运行环境不为空时按命令行参数加载对应.env文件
        if run_env != '':
            env_file = f'.env.{run_env}'
        # 加载配置
        load_dotenv(env_file)


# 实例化获取配置类
get_config = GetConfig()
# 海康平台配置
HaiKangConfig = get_config.get_haikang_config()