# coding=utf-8

from utils.custom_modelviewset import CustomModelViewSet
from rest_framework.decorators import action
import json

from .models import OperationHelp,OperationHelpImg
from utils.permission import IsAdministratorUser
from .serializer import OperationHelpSerializer
from apps.tenant import tenant_log
from apps.log.models import BizLog
from .filters import OperationHelpFilter
from utils import response_ok, response_error
from django.db import transaction

class OperationHelpViewSet(CustomModelViewSet):
    permission_classes = [IsAdministratorUser, ]
    queryset = OperationHelp.objects.filter()
    serializer_class = OperationHelpSerializer

    def filter_queryset(self, queryset):
        queryset = queryset.filter(tenant=self.request.user.employee.tenant)
        f = OperationHelpFilter(self.request.GET, queryset=queryset)
        return f.qs

    def perform_create(self, serializer):
        super(OperationHelpViewSet,self).perform_create(serializer)
        instance = serializer.instance
        validated_data = serializer.validated_data
        tenant_log(self.request.user.employee, BizLog.INSERT, u'添加运维帮助[%s]，id=%d' % (instance.name, instance.id),
                   validated_data)

    def perform_update(self, serializer):
        super(OperationHelpViewSet,self).perform_update(serializer)
        instance = serializer.instance
        validated_data = serializer.validated_data
        tenant_log(self.request.user.employee, BizLog.INSERT, u'修改运维帮助[%s]，id=%d' % (instance.name, instance.id),
                   validated_data)

    @action(methods=['post'], detail=False)
    def upload_image(self, request):
        file = self.request.FILES.get('file')
        img = OperationHelpImg.objects._add_img(file,request.user)
        if img:
            return response_ok(img.image)
        return response_error('上传失败，请重新上传！')