# Create your views here.
from rest_framework.views import APIView
from rest_framework.viewsets import ModelViewSet

from background.Object import AmazonS3Util
from background.serializers import ProductInfoSerializer, VideoInSerializer, QuickStartInfoSerializer, \
    UpgradeFirmwareInfoSerializer
from background.models import ProductInfo, VideoInfo, QuickStartInfo, UpgradeFirmwareInfo
from rest_framework.response import Response


class ProductInfoSet(ModelViewSet):
    queryset = ProductInfo.objects.all()
    serializer_class = ProductInfoSerializer


class VideoInfoSet(ModelViewSet):
    queryset = VideoInfo.objects.all()
    serializer_class = VideoInSerializer
    filterset_fields = ['id', 'product_info_id', 'title']


class QuickStartInfoSet(ModelViewSet):
    queryset = QuickStartInfo.objects.all()
    serializer_class = QuickStartInfoSerializer
    filterset_fields = ['id', 'product_info_id', 'title']


class UpgradeFirmwareInfoSet(ModelViewSet):
    queryset = UpgradeFirmwareInfo.objects.all()
    serializer_class = UpgradeFirmwareInfoSerializer
    filterset_fields = ['id', 'product_info_id', 'title']


class GetUploadUrlView(APIView):
    def get(self, request):
        file_name = request.GET.get('file_name', None)
        file_type = request.GET.get('file_type', None)
        if not all([file_name]):
            return Response({'code': 444, 'result': {'error_msg': 'file_name参数有误'}})
        try:
            s3_obj = AmazonS3Util()
            if file_type == '1':  # 视频
                key_name = 'vsees/video_file/{file_name}'.format(file_name=file_name)
            elif file_type == '2':  # 说明书
                key_name = 'vsees/quick_start_file/{file_name}'.format(file_name=file_name)
            elif file_type == '3':  # 升级文件
                key_name = 'vsees/upgrade_firmware_file/{file_name}'.format(file_name=file_name)
            else:
                return Response({'code': 444, 'result': {'error_msg': 'file_type参数有误'}})
            bucket_name = 'ansjerfilemanager'
            upload_url = s3_obj.generate_put_obj_url(bucket_name, key_name)
            return Response({'code': 0, 'result': {'uploadUrl': upload_url}})
        except Exception as e:
            return Response(
                {'code': 500, 'result': {'error_line:{}, error_msg:{}'.format(e.__traceback__.tb_lineno, repr(e))}})