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78 lines
2.7 KiB
Python
78 lines
2.7 KiB
Python
import typing as t
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from django.contrib.auth import get_user_model
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from django.db.models import Q
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from django.db.models import QuerySet
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from fastapi import APIRouter, Depends
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from pydantic import BaseModel
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from asgiref.sync import sync_to_async
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from django_etebase.models import Collection, Stoken, AccessLevels, CollectionMember
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from .authentication import get_authenticated_user
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from .msgpack import MsgpackRoute, MsgpackResponse
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from .stoken_handler import filter_by_stoken_and_limit, filter_by_stoken, get_queryset_stoken
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User = get_user_model()
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collection_router = APIRouter(route_class=MsgpackRoute)
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default_queryset = Collection.objects.all()
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class ListMulti(BaseModel):
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collectionTypes: t.List[bytes]
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class CollectionItemOut(BaseModel):
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uid: str
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class CollectionOut(BaseModel):
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collectionKey: bytes
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collectionType: bytes
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accessLevel: AccessLevels
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stoken: str
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item: CollectionItemOut
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@classmethod
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def from_orm_user(cls: t.Type["CollectionOut"], obj: Collection, user: User) -> "CollectionOut":
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member: CollectionMember = obj.members.get(user=user)
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collection_type = member.collectionType
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return cls(
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collectionType=collection_type and collection_type.uid,
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collectionKey=member.encryptionKey,
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accessLevel=member.accessLevel,
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stoken=obj.stoken,
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item=CollectionItemOut(uid=obj.main_item.uid),
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)
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class ListResponse(BaseModel):
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data: t.List[CollectionOut]
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stoken: t.Optional[str]
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done: bool
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@sync_to_async
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def list_common(queryset: QuerySet, user: User, stoken: t.Optional[str], limit: int) -> MsgpackResponse:
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result, new_stoken_obj, done = filter_by_stoken_and_limit(stoken, limit, queryset, Collection.stoken_annotation)
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new_stoken = new_stoken_obj and new_stoken_obj.uid
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data: t.List[CollectionOut] = [CollectionOut.from_orm_user(item, user) for item in queryset]
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ret = ListResponse(data=data, stoken=new_stoken, done=done)
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return MsgpackResponse(content=ret)
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def get_collection_queryset(user: User, queryset: QuerySet) -> QuerySet:
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return queryset.filter(members__user=user)
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@collection_router.post("/list_multi/")
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async def list_multi(
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data: ListMulti, stoken: t.Optional[str] = None, limit: int = 50, user: User = Depends(get_authenticated_user)
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):
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queryset = get_collection_queryset(user, default_queryset)
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# FIXME: Remove the isnull part once we attach collection types to all objects ("collection-type-migration")
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queryset = queryset.filter(
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Q(members__collectionType__uid__in=data.collectionTypes) | Q(members__collectionType__isnull=True)
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)
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response = await list_common(queryset, user, stoken, limit)
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return response
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