ASJServer/Controller/UserDevice/DeviceVersionInfoController.py

# -*- encoding: utf-8 -*-
"""
@File    : DeviceVersionInfoController.py
@Time    : 2024/11/20 14:20
@Author  : stephen
@Email   : zhangdongming@asj6.wecom.work
@Software: PyCharm
"""
import json
import time

from django.http import QueryDict
from django.views import View
from Ansjer.config import LOGGER

from Model.models import DeviceVersionInfo, Device_Info
from Object.Enums.RedisKeyConstant import RedisKeyConstant
from Object.RedisObject import RedisObject
from Object.ResponseObject import ResponseObject
from Object.TokenObject import TokenObject
from Service.CommonService import CommonService


class DeviceVersionInfoView(View):
    def get(self, request, *args, **kwargs):
        request.encoding = 'utf-8'
        operation = kwargs.get('operation')
        return self.validation(request.GET, request, operation)

    def post(self, request, *args, **kwargs):
        request.encoding = 'utf-8'
        operation = kwargs.get('operation')
        return self.validation(request.POST, request, operation)

    def delete(self, request, *args, **kwargs):
        request.encoding = 'utf-8'
        operation = kwargs.get('operation')
        delete = QueryDict(request.body)
        if not delete:
            delete = request.GET
        return self.validation(delete, request, operation)

    def put(self, request, *args, **kwargs):
        request.encoding = 'utf-8'
        operation = kwargs.get('operation')
        put = QueryDict(request.body)
        return self.validation(put, request, operation)

    def validation(self, request_dict, request, operation):
        response = ResponseObject('cn')
        if operation == 'syncVerConfig':
            return self.sync_ver_config(request, request_dict, response)
        tko = TokenObject(request.META.get('HTTP_AUTHORIZATION'))
        if tko.code != 0:
            return response.json(tko.code)
        response.lang = tko.lang
        userID = tko.userID
        if operation == 'getInfo':
            return self.get_device_version_info(userID, request, request_dict, response)
        elif operation == 'validateUserDevice':
            return self.validateUserDevice(userID, request, request_dict, response)
        elif operation == 'clearDeviceVersionCache':
            return self.clear_device_version_cache(userID, request, request_dict, response)
        elif operation == 'getDeviceVersion':
            d_code = request_dict.get('d_code')
            ver = request_dict.get('ver')
            return self.cache_device_version_info(d_code, ver)
        else:
            return response.json(414)
    @classmethod
    def clear_device_version_cache(cls, user_id, request, request_dict, response):
        """
        清除设备版本缓存
        @param user_id: 用户ID
        @param request: 请求对象
        @param request_dict: 请求参数
        @param response: 响应对象
        @return: 响应结果
        """
        d_code = request_dict.get('d_code', None)
        timestamp = request_dict.get('timestamp', None)

        if not d_code and not timestamp:
            return response.json(444)  # 错误代码：缺少必要参数

        try:
            LOGGER.info(f'清除缓存 user: {user_id}, d_code: {d_code}, timestamp: {timestamp}')
            redis = RedisObject()
            if d_code:
                # 清除指定d_code的所有版本缓存
                pattern = RedisKeyConstant.ZOSI_DEVICE_VERSION_INFO.value + '*' + d_code
                matched_keys = redis.get_keys(pattern)  # 将结果赋值给 matched_keys
                if matched_keys:
                    for key in matched_keys:  # 使用正确的变量名
                        redis.del_data(key)

            if timestamp:
                # 清除创建时间早于指定时间戳的缓存
                devices = DeviceVersionInfo.objects.filter(created_time__lt=timestamp).values('d_code', 'software_ver')
                for device in devices:
                    key = RedisKeyConstant.ZOSI_DEVICE_VERSION_INFO.value + device['software_ver'] + device['d_code']
                    redis.del_data(key)

            return response.json(0, "缓存清除成功")

        except Exception as e:
            error_line = e.__traceback__.tb_lineno
            LOGGER.error(f'清除缓存失败 user:{user_id}, error_line:{error_line}, error_msg:{repr(e)}')
            return response.json(500, f'error_line:{error_line}, error_msg:{repr(e)}')

    @classmethod
    def get_device_version_info(cls, user_id, request, request_dict, response):
        # 从请求字典中获取uid和version
        uid = request_dict.get('uid')
        version = request_dict.get('version')

        # 检查version是否存在
        if not version:
            return response.json(444)  # 错误代码：没有提供version

        try:
            # 示例输入字符串
            ip = CommonService.get_ip_address(request)
            LOGGER.info(f'获取设备版本配置信息 user: {user_id}, uid: {uid}, version: {version}, ip: {ip} ')

            # 从右侧分割字符串，获取版本和设备代码
            ver, d_code = version.rsplit('.', 1)  # 使用从右到左分割
            ver = ver.replace('V', '')  # 移除版本前的'V'

            # 创建Redis对象
            redis = RedisObject()
            # 构建Redis键
            version_key = RedisKeyConstant.ZOSI_DEVICE_VERSION_INFO.value + ver + d_code

            # 尝试从Redis中获取数据
            version_info = redis.get_data(version_key)
            if version_info:
                # 如果在Redis中找到了数据，直接返回
                return response.json(0, json.loads(version_info))

            # 从数据库查询设备版本信息
            device_version_qs = DeviceVersionInfo.objects.filter(d_code=d_code, software_ver=ver).values()
            if not device_version_qs.exists():
                LOGGER.info(f'获取设备版本配置信息失败 user: {user_id}, uid: {uid}, version: {version}, ip: {ip} ')
                return response.json(173)  # 错误代码：未找到设备版本信息

            # 从QuerySet中获取设备信息
            device_info = device_version_qs

            # 将设备信息序列化为JSON
            device_json = json.dumps(device_info[0])

            # 将数据写入Redis，以便后续使用
            redis.set_data(version_key, device_json, 60 * 60 * 24)  # 设置TTL为24小时
            # 返回设备信息
            return response.json(0, device_info[0])

        except Exception as e:
            return response.json(500, 'error_line:{}, error_msg:{}'.format(e.__traceback__.tb_lineno, repr(e)))

    @classmethod
    def cache_device_version_info(cls, d_code, ver):
        """
        缓存设备版本信息
        :param d_code: 设备规格码（软件方案）
        :param ver: 设备版本号
        :return: 设备版本信息字典或 None
        """
        redis = RedisObject()
        version_key = f"{RedisKeyConstant.ZOSI_DEVICE_VERSION_INFO.value}{ver}{d_code}"

        try:
            version_info = redis.get_data(version_key)
            if version_info:
                return json.loads(version_info)
        except Exception as e:
            LOGGER.error(f"Redis get failed for key {version_key}: {e}")
            return None

        device_info = DeviceVersionInfo.objects.filter(
            d_code=d_code, software_ver=ver
        ).values().first()

        if not device_info:
            return None

        try:
            redis.set_data(version_key, json.dumps(device_info), 60 * 60 * 24)
        except Exception as e:
            LOGGER.error(f"Redis set failed for key {version_key}: {e}")
            return None

        return device_info

    @classmethod
    def validateUserDevice(cls, user_id, request, request_dict, response):
        """
        验证用户设备
        @param user_id: 用户id
        @param request: 请求
        @param request_dict: 请求参数
        @param response: 响应参数
        @return: 成功 0 失败 173
        """
        uid = request_dict.get('uid')
        serial_number = request_dict.get('serialNumber')
        app_bundle_id = request_dict.get('appBundleId')
        m_code = request_dict.get('mCode')

        if not uid:
            return response.json(444)  # 错误代码：没有提供uid

        try:
            LOGGER.info(f'直播验证用户uid:{uid},user:{user_id},m_code:{m_code}')

            redis = RedisObject(3)
            # 构建Redis键
            device_key = f"{RedisKeyConstant.BASIC_USER.value}{user_id}:UID:{uid}"

            # 尝试从Redis中获取数据
            device_info = redis.get_data(device_key)

            # 检查缓存命中和UID匹配
            if device_info == uid:
                return response.json(0, uid)  # 缓存命中返回 0

            ip = CommonService.get_ip_address(request)
            LOGGER.info(f'直播验证用户uid:{uid},ip:{ip},serial:{serial_number},app{app_bundle_id}')

            # 从数据库查询设备版本信息
            try:
                device_qs = Device_Info.objects.filter(userID_id=user_id, UID=uid).values('UID')
                if not device_qs.exists() or uid != device_qs.first().get('UID'):
                    LOGGER.error(f'验证用户uid错误,未找到设备信息 uid:{uid}')
                    return response.json(173)  # 错误代码：未找到设备信息

                # 将数据写入Redis，以便后续使用，设置TTL为48小时
                redis.set_data(device_key, uid, 60 * 60 * 24 * 2)

                return response.json(0, uid)  # 返回设备信息

            except Exception as db_exception:
                LOGGER.error(f'数据库查询失败 user:{user_id}, uid:{uid}, error: {repr(db_exception)}')
                return response.json(500, '数据库查询错误')

        except Exception as e:
            error_line = e.__traceback__.tb_lineno
            LOGGER.error(f'验证用户uid异常 user:{user_id}, uid:{uid}, error_line:{error_line}, error_msg:{repr(e)}')
            return response.json(500, f'error_line:{error_line}, error_msg:{repr(e)}')

    @classmethod
    def sync_ver_config(cls, request, request_dict, response):
        # 定义必要字段列表
        required_fields = ['dCode', 'softwareVer', 'videoCode', 'deviceType', 'supportsAlarm', 'screenChannels',
                           'networkType']

        # 验证必要参数是否存在
        if not all(request_dict.get(field) for field in required_fields):
            LOGGER.error(f'缺少必要参数: {request_dict}')
            return response.json(444)
        LOGGER.info(f'同步设备版本信息 params: {request_dict}')
        try:
            d_code = request_dict.get('dCode', '')
            ver = request_dict.get('softwareVer', '')
            # 提取参数并设置默认值（添加必要字段的类型转换）
            params = {
                'd_code': d_code,  # 字符串类型，添加默认空字符串
                'software_ver': ver,  # 字符串类型，添加默认空字符串
                'firmware_ver': request_dict.get('firmwareVer', ''),  # 已有默认空字符串，保持不变
                'video_code': int(request_dict.get('videoCode', 0)),  # 使用get()添加默认值0，避免KeyError
                'region_alexa': request_dict.get('regionAlexa', 'ALL'),  # 匹配模型默认值'ALL'
                'supports_human_tracking': bool(int(request_dict.get('supportsHumanTracking', 0))),  # 转为布尔值
                'supports_custom_voice': bool(int(request_dict.get('supportsCustomVoice', 0))),  # 转为布尔值
                'supports_dual_band_wifi': bool(int(request_dict.get('supportsDualBandWifi', 0))),  # 转为布尔值
                'supports_four_point': bool(int(request_dict.get('supportsFourPoint', 0))),  # 转为布尔值
                'supports_4g': bool(int(request_dict.get('supports4g', 0))),  # 转为布尔值
                'supports_ptz': bool(int(request_dict.get('supportsPTZ', 0))),  # 转为布尔值
                'supports_ai': bool(int(request_dict.get('supportsAi', 0))),  # 转为布尔值
                'supports_cloud_storage': bool(int(request_dict.get('supportsCloudStorage', 0))),  # 转为布尔值
                'supports_alexa': bool(int(request_dict.get('supportsAlexa', 0))),  # 转为布尔值
                'device_type': int(request_dict.get('deviceType', 0)),  # 使用get()添加默认值0
                'resolution': request_dict.get('resolution', ''),  # 字符串类型，添加默认空字符串
                'ai_type': int(request_dict.get('aiType', 0)),  # 使用get()添加默认值0
                'supports_alarm': int(request_dict.get('supportsAlarm', -1)),  # 使用get()添加默认值-1
                'supports_night_vision': int(request_dict.get('supportsNightVision', -1)),  # 使用get()添加默认值-1
                'screen_channels': int(request_dict.get('screenChannels', 1)),  # 匹配模型默认值1
                'network_type': int(request_dict.get('networkType', 1)),  # 匹配模型默认值1
                'other_features': json.loads(request_dict['otherFeatures']) if request_dict.get(
                    'otherFeatures') else None,  # 保持不变
                'electricity_statistics': int(request_dict.get('electricityStatistics', 0)),  # 使用get()添加默认值0
                'supports_pet_tracking': int(request_dict.get('supportsPetTracking', 0)),  # 使用get()添加默认值0
            }

            now_time = int(time.time())

            # 使用 update_or_create 合并更新和创建操作
            version_config_qs = DeviceVersionInfo.objects.filter(
                d_code=params['d_code'],
                software_ver=params['software_ver']
            )
            if version_config_qs.exists():
                version_config_qs.update(**params, updated_time=now_time)
                # 创建Redis对象
                redis = RedisObject()
                # 构建Redis键
                version_key = RedisKeyConstant.ZOSI_DEVICE_VERSION_INFO.value + ver + d_code
                redis.del_data(version_key)
            else:
                DeviceVersionInfo.objects.create(**params, created_time=now_time, updated_time=now_time)

        except json.JSONDecodeError as e:
            # 专门捕获 JSON 解析错误
            LOGGER.error(f"JSON 解析失败: {str(e)}")
            return response.json(500, f'Invalid JSON format: {str(e)}')
        except KeyError as e:
            # 处理字段缺失（理论上 required_fields 已校验，此处作为备用）
            LOGGER.error(f"参数缺失: {str(e)}")
            return response.json(444, f'Missing parameter: {str(e)}')
        except ValueError as e:
            # 处理整型转换失败
            LOGGER.error(f"参数类型错误: {str(e)}")
            return response.json(400, f'Invalid parameter type: {str(e)}')
        except Exception as e:
            # 通用异常处理（建议替换为具体异常类型）
            LOGGER.exception("同步设备配置失败")
            return response.json(500, f'Server error: {str(e)}')

        return response.json(0)