schon/evibes/pagination.py

59 lines
2.2 KiB
Python

from rest_framework.pagination import PageNumberPagination
from rest_framework.response import Response
class CustomPagination(PageNumberPagination):
page_size_query_param: str = "page_size" # name of the query parameter, you can use any
def get_paginated_response(self, data: dict) -> Response:
return Response(
{
"links": {"forward": self.get_next_link(), "backward": self.get_previous_link()},
"counts": {
"total_pages": None or self.page.paginator.num_pages, # type: ignore [union-attr]
"page_size": None or self.page_size,
"total_items": None or self.page.paginator.count, # type: ignore [union-attr]
},
"data": data,
}
)
def get_paginated_response_schema(self, data_schema: dict) -> dict:
return {
"type": "object",
"properties": {
"links": {
"type": "object",
"properties": {
"forward": {
"type": "string",
"nullable": True,
"format": "uri",
"description": "URL to the next page",
},
"backward": {
"type": "string",
"nullable": True,
"format": "uri",
"description": "URL to the previous page",
},
},
},
"total_pages": {
"type": "integer",
"example": 10,
"description": "Total number of pages",
},
"page_size": {
"type": "integer",
"example": 10,
"description": "Number of items per page",
},
"total_items": {
"type": "integer",
"example": 100,
"description": "Total number of items",
},
"data": data_schema,
},
}