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@ -11,16 +11,18 @@ from django.db.models import QuerySet
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from fastapi import APIRouter, Depends, status, Query, Request
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from pydantic import BaseModel
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# FIXME: it's not good that some things are imported, and some are used from the model including all of the name clashes
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from django_etebase import models
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from django_etebase.models import Collection, AccessLevels, CollectionMember
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from .authentication import get_authenticated_user
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from .exceptions import ValidationError, transform_validation_error
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from .msgpack import MsgpackRoute, MsgpackResponse
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from .stoken_handler import filter_by_stoken_and_limit
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from .stoken_handler import filter_by_stoken_and_limit, StokenAnnotation
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User = get_user_model()
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collection_router = APIRouter(route_class=MsgpackRoute)
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default_queryset: QuerySet = Collection.objects.all()
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default_item_queryset: QuerySet = models.CollectionItem.objects.all()
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Prefetch = t.Literal["auto", "medium"]
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@ -115,12 +117,18 @@ class CollectionIn(CollectionCommon):
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item: CollectionItemIn
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class ListResponse(BaseModel):
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class CollectionListResponse(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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class CollectionItemListResponse(BaseModel):
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data: t.List[CollectionItemOut]
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stoken: t.Optional[str]
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done: bool
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class ItemDepIn(BaseModel):
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etag: str
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uid: str
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@ -147,14 +155,18 @@ class ItemBatchIn(BaseModel):
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@sync_to_async
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def list_common(
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queryset: QuerySet, user: User, stoken: t.Optional[str], limit: int, prefetch: Prefetch
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def collection_list_common(
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queryset: QuerySet,
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user: User,
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stoken: t.Optional[str],
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limit: int,
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prefetch: Prefetch,
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) -> 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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context = Context(user, prefetch)
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data: t.List[CollectionOut] = [CollectionOut.from_orm_context(item, context) for item in result]
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ret = ListResponse(data=data, stoken=new_stoken, done=done)
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ret = CollectionListResponse(data=data, stoken=new_stoken, done=done)
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return MsgpackResponse(content=ret)
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@ -162,6 +174,19 @@ def get_collection_queryset(user: User, queryset: QuerySet) -> QuerySet:
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return queryset.filter(members__user=user)
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def get_item_queryset(
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user: User, collection_uid: str, queryset: QuerySet = default_item_queryset
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) -> t.Tuple[models.Collection, QuerySet]:
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try:
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collection = get_collection_queryset(user, Collection.objects).get(uid=collection_uid)
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except Collection.DoesNotExist:
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raise ValidationError("does_not_exist", "Collection does not exist", status_code=status.HTTP_404_NOT_FOUND)
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# XXX Potentially add this for performance: .prefetch_related('revisions__chunks')
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queryset = queryset.filter(collection__pk=collection.pk, revisions__current=True)
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return collection, queryset
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@collection_router.post("/list_multi/")
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async def list_multi(
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data: ListMulti,
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@ -175,7 +200,8 @@ async def list_multi(
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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, prefetch)
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# XXX-TOM: missing removedMemeberships
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response = await collection_list_common(queryset, user, stoken, limit, prefetch)
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return response
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@ -305,6 +331,51 @@ def item_create(item_model: CollectionItemIn, collection: models.Collection, val
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return instance
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@collection_router.get("/{collection_uid}/item/{uid}/")
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def item_get(
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collection_uid: str, uid: str, user: User = Depends(get_authenticated_user), prefetch: Prefetch = PrefetchQuery
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):
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_, queryset = get_item_queryset(user, collection_uid)
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obj = queryset.get(uid=uid)
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ret = CollectionItemOut.from_orm_context(obj, Context(user, prefetch))
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return MsgpackResponse(ret)
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@sync_to_async
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def item_list_common(
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queryset: QuerySet,
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user: User,
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stoken: t.Optional[str],
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limit: int,
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prefetch: Prefetch,
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) -> MsgpackResponse:
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result, new_stoken_obj, done = filter_by_stoken_and_limit(
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stoken, limit, queryset, models.CollectionItem.stoken_annotation
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)
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new_stoken = new_stoken_obj and new_stoken_obj.uid
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context = Context(user, prefetch)
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data: t.List[CollectionItemOut] = [CollectionItemOut.from_orm_context(item, context) for item in result]
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ret = CollectionItemListResponse(data=data, stoken=new_stoken, done=done)
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return MsgpackResponse(content=ret)
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@collection_router.get("/{collection_uid}/item/")
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async def item_list(
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collection_uid: str,
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stoken: t.Optional[str] = None,
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limit: int = 50,
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prefetch: Prefetch = PrefetchQuery,
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withCollection: bool = False,
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user: User = Depends(get_authenticated_user),
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):
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_, queryset = await sync_to_async(get_item_queryset)(user, collection_uid)
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if not withCollection:
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queryset = queryset.filter(parent__isnull=True)
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response = await item_list_common(queryset, user, stoken, limit, prefetch)
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return response
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def item_bulk_common(data: ItemBatchIn, user: User, stoken: t.Optional[str], uid: str, validate_etag: bool):
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queryset = get_collection_queryset(user, default_queryset)
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with transaction.atomic(): # We need this for locking the collection object
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