from rest_framework import status
from rest_framework.viewsets import ModelViewSet
from rest_framework.response import Response
from rest_framework.decorators import action
from rest_framework.serializers import ValidationError

import requests
import json

from .serializers import PlatSimInfoSerializer
from .models import PlatSimInfo
from utils.paginations import CustomPagination
from utils.utils import get_equip_list, Get_SIM_info


# Create your views here.


class PlatformIOTCardViewSet(ModelViewSet):
    serializer_class = PlatSimInfoSerializer
    pagination_class = CustomPagination
    queryset = PlatSimInfo.objects.all().order_by("expiry_date")

    @action(methods=['get'], detail=False, url_path='get_device_type', url_name='get_device_type')
    def get_device_type(self, request, *args, **kwargs):
        queryset = PlatSimInfo.objects.raw("SELECT id,device_type FROM plat_sim_info GROUP BY device_type;")
        data = []
        for i in queryset:
            data.append(i.device_type)
        return Response(data)

    def list(self, request, *args, **kwargs):
        device_type = request.query_params.get("device_type")
        deviceId = request.query_params.get("deviceId")
        simId = request.query_params.get("simId")
        expire_start_time = request.query_params.get("expire_start_time")
        expire_end_time = request.query_params.get("expire_end_time")
        queryset = self.get_queryset()
        if device_type:
            queryset = queryset.filter(device_type=device_type)
        if deviceId:
            if len(deviceId.strip()) < 4:
                raise ValidationError("设备号长度不能小于4位")
            queryset = queryset.filter(deviceId__icontains=deviceId.strip())
        if simId:
            if len(simId.strip()) < 4:
                raise ValidationError("物联网卡号长度不能小于4位")
            queryset = queryset.filter(simId__icontains=simId.strip())
        if expire_start_time:
            queryset = queryset.filter(expiry_date__range=(expire_start_time, expire_end_time))
        page = self.paginate_queryset(queryset)
        serializer = self.get_serializer(page, many=True)
        return self.get_paginated_response(serializer.data)

    def create(self, request, *args, **kwargs):
        device_id = request.data.get("device_id").strip()
        simId = request.data.get("simId").strip()
        if len(simId) > 20 or len(simId) < 19:
            raise ValidationError("物联网卡长度介于19-20位")

        if self.get_queryset().filter(simId=simId).exists():
            raise ValidationError("该物联网卡号已存在,请核查!")

        if self.get_queryset().filter(deviceId=device_id, input_type=2).exists():
            raise ValidationError("该设备已存在手动录入物联网卡,请核查!")

        device_info_list = get_equip_list(
            d_id=device_id,
            isfullId=1
        )
        if device_info_list:
            device_info = device_info_list[0]
            device_type = device_info["device_type"]
            platform = device_info["plat"]
        else:
            device_type = ""
            platform = ""
        if device_type not in ["测报灯", "孢子仪"]:
            raise ValidationError("不支持该类型设备手动录入物联网卡！")
        if platform == "四情平台":
            platformid = 1
            res = requests.post(url="http://www.yfzhwlw.com/equip_simiccid", data={"e_id": device_id, "iccid": simId})
            if res.text != "0":
                raise ValidationError("对应平台添加异常！")
        elif platform == "大数据平台":
            platformid = 2
            res = requests.post(url="http://8.136.98.49:8002/api/api_gateway?method=forecast.send_control.device_sim",
                                data={"device_id": device_id, "iccid": simId, "type": "change"})
            res_json = json.loads(res.text)
            if res_json["message"] != "":
                raise ValidationError("对应平台添加异常！")
        else:
            raise ValidationError("平台不存在该设备ID,请核查！")

        sim_operators, account_status, active_date, data_plan, data_usage, data_balance, expiry_date = Get_SIM_info(
            simId).get_sim_info()
        request_data = {
            "simId": simId,
            "sim_operators": sim_operators,
            "input_type": 2,
            "deviceId": device_id,
            "device_type": device_type,
            "platform": platformid,
            "account_status": account_status,
            "active_date": active_date,
            "data_plan": data_plan,
            "data_usage": data_usage,
            "data_balance": data_balance,
            "expiry_date": expiry_date
        }
        serializer = self.get_serializer(data=request_data)
        serializer.is_valid(raise_exception=True)
        self.perform_create(serializer)
        headers = self.get_success_headers(serializer.data)
        return Response(serializer.data, status=status.HTTP_201_CREATED, headers=headers)