Files
RasadDam_Backend/apps/search/api/v1/api.py

62 lines
2.4 KiB
Python

from .serializers import UserRelationDocumentSerializer
from django_elasticsearch_dsl_drf.viewsets import DocumentViewSet
from rest_framework.pagination import LimitOffsetPagination
from apps.search.document.user_document import UserRelationDocument
from django.http.response import HttpResponse
from rest_framework.response import Response
from apps.authentication.models import User
from rest_framework.views import APIView
from elasticsearch_dsl.query import Q
import abc
class PaginatedElasticSearchApiView(APIView, LimitOffsetPagination):
"""Base ApiView Class for elasticsearch views with pagination,
Other ApiView classes should inherit from this class"""
serializer_class = None
document_class = None
@abc.abstractmethod
def generate_q_expression(self, query):
"""This method should be overridden
and return a Q() expression."""
def get(self, request, query):
try:
q = self.generate_q_expression(query)
search = self.document_class.search().query(q)
response = search.execute()
print(f"Found {response.hits.total.value} hit(s) for query: '{query}'")
results = self.paginate_queryset(response, request, view=self) # noqa
serializer = self.serializer_class(results, many=True)
return self.get_paginated_response(serializer.data)
except Exception as e:
return HttpResponse(e, status=500)
class SearchUserDocumentApiView(PaginatedElasticSearchApiView):
"""Base ApiView Class for elasticsearch views with pagination,
Other ApiView classes should inherit from this class"""
serializer_class = UserRelationDocumentSerializer
document_class = UserRelationDocument
def generate_q_expression(self, query):
return Q(
'bool',
should=[
Q("match", user__username=query),
Q("match", user__mobile=query),
Q("match", user__national_code=query),
Q("match", organization__type__key=query),
Q("match", organization__name=query),
Q("match", organization__city__name=query),
Q("match", organization__province__name=query),
Q("match", organization__national_unique_id=query),
Q("match", organization__company_code=query),
Q("match", role__role_name=query),
],
minimum_should_match=1,
)