from fastapi import APIRouter, Depends, HTTPException, status as http_status
from nacsos_data.models.annotations import AnnotationSchemeModel, \
AssignmentScopeModel, \
AssignmentModel, \
AssignmentStatus, \
AssignmentScopeConfig
from nacsos_data.models.items import AnyItemModel
from nacsos_data.db.crud.items import read_any_item_by_item_id
from nacsos_data.db.crud.projects import read_project_by_id
from nacsos_data.db.crud.annotations import \
read_assignment, \
read_assignments_for_scope, \
read_assignments_for_scope_for_user, \
read_assignment_scopes_for_project, \
read_assignment_scopes_for_project_for_user, \
read_annotations_for_assignment, \
read_next_assignment_for_scope_for_user, \
read_next_open_assignment_for_scope_for_user, \
read_annotation_scheme, \
read_annotation_schemes_for_project, \
upsert_annotations, \
read_assignment_scope, \
upsert_annotation_scheme, \
delete_annotation_scheme, \
upsert_assignment_scope, \
delete_assignment_scope, \
read_item_ids_with_assignment_count_for_project, \
read_assignment_counts_for_scope, \
ItemWithCount, \
AssignmentCounts, \
UserProjectAssignmentScope, \
store_assignments
from nacsos_data.util.annotations.validation import merge_scheme_and_annotations, annotated_scheme_to_annotations
from nacsos_data.util.annotations.assignments.random import random_assignments
from pydantic import BaseModel
from server.api.errors import SaveFailedError, AssignmentScopeNotFoundError, NoNextAssignmentWarning, \
ProjectNotFoundError, AnnotationSchemeNotFoundError, MissingInformationError
from server.util.security import UserPermissionChecker
from server.data import db_engine
router = APIRouter()
class AnnotatedItem(BaseModel):
scheme: AnnotationSchemeModel
assignment: AssignmentModel
class AnnotationItem(AnnotatedItem):
scope: AssignmentScopeModel
item: AnyItemModel
@router.get('/schemes/definition/{annotation_scheme_id}', response_model=AnnotationSchemeModel)
async def get_scheme_definition(annotation_scheme_id: str) -> AnnotationSchemeModel:
"""
This endpoint returns the detailed definition of an annotation scheme.
:param annotation_scheme_id: database id of the annotation scheme.
:return: a single annotation scheme
"""
scheme = await read_annotation_scheme(annotation_scheme_id=annotation_scheme_id, engine=db_engine)
if scheme is not None:
return scheme
raise AnnotationSchemeNotFoundError(f'No `AnnotationScheme` found in DB for id {annotation_scheme_id}')
@router.put('/schemes/definition/', response_model=str)
async def put_annotation_scheme(annotation_scheme: AnnotationSchemeModel,
permissions=Depends(UserPermissionChecker('annotations_edit'))) -> str:
key = await upsert_annotation_scheme(annotation_scheme=annotation_scheme, engine=db_engine)
return str(key)
@router.delete('/schemes/definition/{scheme_id}')
async def remove_annotation_scheme(annotation_scheme_id: str) -> None:
await delete_annotation_scheme(annotation_scheme_id=annotation_scheme_id, engine=db_engine)
@router.get('/schemes/list/{project_id}', response_model=list[AnnotationSchemeModel])
async def get_scheme_definitions_for_project(project_id: str) -> list[AnnotationSchemeModel]:
"""
This endpoint returns the detailed definitions of all annotation schemes associated with a project.
:param project_id: database id of the project
:return: list of annotation schemes
"""
return await read_annotation_schemes_for_project(project_id=project_id, engine=db_engine)
async def _construct_annotation_item(assignment: AssignmentModel, project_id: str) -> AnnotationItem:
if assignment.assignment_id is None:
raise MissingInformationError('No `assignment_id` set for `assignment`.')
scope = await read_assignment_scope(assignment_scope_id=assignment.assignment_scope_id, engine=db_engine)
scheme = await read_annotation_scheme(annotation_scheme_id=assignment.annotation_scheme_id, engine=db_engine)
if scheme is None:
raise AnnotationSchemeNotFoundError(f'No annotation scheme found in DB for id '
f'{assignment.annotation_scheme_id}')
annotations = await read_annotations_for_assignment(assignment_id=assignment.assignment_id, engine=db_engine)
merged_scheme = merge_scheme_and_annotations(annotation_scheme=scheme, annotations=annotations)
project = await read_project_by_id(project_id=project_id, engine=db_engine)
if project is None:
raise ProjectNotFoundError(f'No project found in DB for id {project_id}')
item = await read_any_item_by_item_id(item_id=assignment.item_id, item_type=project.type, engine=db_engine)
return AnnotationItem(scheme=merged_scheme, assignment=assignment, scope=scope, item=item)
@router.get('/annotate/next/{assignment_scope_id}/{current_assignment_id}', response_model=AnnotationItem)
async def get_next_assignment_for_scope_for_user(assignment_scope_id: str,
current_assignment_id: str,
permissions=Depends(UserPermissionChecker('annotations_read'))):
# FIXME response for "last in list"
assignment = await read_next_assignment_for_scope_for_user(current_assignment_id=current_assignment_id,
assignment_scope_id=assignment_scope_id,
user_id=permissions.user.user_id,
engine=db_engine)
if assignment is None:
raise NoNextAssignmentWarning(f'Could not determine a next assignment for scope {assignment_scope_id}')
return await _construct_annotation_item(assignment=assignment, project_id=permissions.permissions.project_id)
@router.get('/annotate/next/{assignment_scope_id}', response_model=AnnotationItem)
async def get_next_open_assignment_for_scope_for_user(assignment_scope_id: str,
permissions=Depends(UserPermissionChecker('annotations_read'))):
# FIXME response for "all done"
assignment = await read_next_open_assignment_for_scope_for_user(assignment_scope_id=assignment_scope_id,
user_id=permissions.user.user_id,
engine=db_engine)
return await _construct_annotation_item(assignment=assignment, project_id=permissions.permissions.project_id)
@router.get('/annotate/assignment/{assignment_id}', response_model=AnnotationItem)
async def get_assignment(assignment_id: str,
permissions=Depends(UserPermissionChecker('annotations_read'))):
assignment = await read_assignment(assignment_id=assignment_id, engine=db_engine)
if assignment.user_id != permissions.user.user_id:
raise HTTPException(status_code=http_status.HTTP_401_UNAUTHORIZED,
detail='You do not have permission to handle this assignment, as it is not yours!')
return await _construct_annotation_item(assignment=assignment, project_id=permissions.permissions.project_id)
@router.get('/annotate/scopes/{project_id}', response_model=list[UserProjectAssignmentScope])
async def get_assignment_scopes_for_user(project_id: str,
permissions=Depends(UserPermissionChecker('annotations_read'))) \
-> list[UserProjectAssignmentScope]:
scopes = await read_assignment_scopes_for_project_for_user(project_id=project_id,
user_id=permissions.user.user_id,
engine=db_engine)
return scopes
@router.get('/annotate/scopes/', response_model=list[AssignmentScopeModel])
async def get_assignment_scopes_for_project(permissions=Depends(UserPermissionChecker('annotations_edit'))) \
-> list[AssignmentScopeModel]:
scopes = await read_assignment_scopes_for_project(project_id=permissions.permissions.project_id,
engine=db_engine)
return scopes
@router.get('/annotate/scope/{assignment_scope_id}', response_model=AssignmentScopeModel)
async def get_assignment_scope(assignment_scope_id: str,
permissions=Depends(
UserPermissionChecker(['annotations_read', 'annotations_edit'], fulfill_all=False))
) -> AssignmentScopeModel:
scope = await read_assignment_scope(assignment_scope_id=assignment_scope_id, engine=db_engine)
if scope is not None:
return scope
raise AssignmentScopeNotFoundError(f'No assignment scope found in the DB for {assignment_scope_id}')
@router.put('/annotate/scope/', response_model=str)
async def put_assignment_scope(assignment_scope: AssignmentScopeModel,
permissions=Depends(UserPermissionChecker('annotations_edit'))) -> str:
key = await upsert_assignment_scope(assignment_scope=assignment_scope, engine=db_engine)
return str(key)
@router.delete('/annotate/scope/{assignment_scope_id}')
async def remove_assignment_scope(assignment_scope_id: str,
permissions=Depends(UserPermissionChecker('annotations_edit'))) -> None:
try:
await delete_assignment_scope(assignment_scope_id=assignment_scope_id, engine=db_engine)
except ValueError as e:
raise HTTPException(status_code=http_status.HTTP_400_BAD_REQUEST,
detail=str(e))
@router.get('/annotate/scope/counts/{assignment_scope_id}', response_model=AssignmentCounts)
async def get_num_assignments_for_scope(assignment_scope_id: str,
permissions=Depends(
UserPermissionChecker(['annotations_read', 'annotations_edit'],
fulfill_all=False))
) -> AssignmentCounts:
scope = await read_assignment_counts_for_scope(assignment_scope_id=assignment_scope_id, engine=db_engine)
return scope
@router.get('/annotate/assignments/{assignment_scope_id}', response_model=list[AssignmentModel])
async def get_assignments(assignment_scope_id: str, permissions=Depends(UserPermissionChecker('annotations_read'))) \
-> list[AssignmentModel]:
assignments = await read_assignments_for_scope_for_user(assignment_scope_id=assignment_scope_id,
user_id=permissions.user.user_id,
engine=db_engine)
return assignments
@router.get('/annotate/assignments/scope/{assignment_scope_id}', response_model=list[AssignmentModel])
async def get_assignments_for_scope(assignment_scope_id: str,
permissions=Depends(UserPermissionChecker('annotations_read'))) \
-> list[AssignmentModel]:
assignments = await read_assignments_for_scope(assignment_scope_id=assignment_scope_id,
engine=db_engine)
return assignments
@router.get('/annotate/annotations/{assignment_scope_id}', response_model=list[AssignmentModel])
async def get_annotations(assignment_scope_id: str, permissions=Depends(UserPermissionChecker('annotations_read'))) \
-> list[AssignmentModel]:
assignments = await read_assignments_for_scope_for_user(assignment_scope_id=assignment_scope_id,
user_id=permissions.user.user_id,
engine=db_engine)
return assignments
@router.post('/annotate/save')
async def save_annotation(annotated_item: AnnotatedItem,
permissions=Depends(UserPermissionChecker('annotations_read'))) -> AssignmentStatus:
# double-check, that the supposed assignment actually exists
if annotated_item.assignment.assignment_id is None:
raise MissingInformationError('Missing `assignment_id` in `annotation_item`!')
assignment_db = await read_assignment(assignment_id=annotated_item.assignment.assignment_id, engine=db_engine)
if permissions.user.user_id == assignment_db.user_id \
and str(assignment_db.assignment_scope_id) == annotated_item.assignment.assignment_scope_id \
and str(assignment_db.item_id) == annotated_item.assignment.item_id \
and str(assignment_db.annotation_scheme_id) == annotated_item.assignment.annotation_scheme_id:
annotations = annotated_scheme_to_annotations(annotated_item.scheme)
status = await upsert_annotations(annotations=annotations,
assignment_id=annotated_item.assignment.assignment_id,
engine=db_engine)
if status is not None:
return status
raise SaveFailedError('Failed to save annotation!')
else:
raise HTTPException(
status_code=http_status.HTTP_403_FORBIDDEN,
detail='The combination of project, assignment, user, task, and item is invalid.',
)
@router.get('/config/items/', response_model=list[ItemWithCount])
async def get_items_with_count(permissions=Depends(UserPermissionChecker('dataset_read'))) \
-> list[ItemWithCount]:
items = await read_item_ids_with_assignment_count_for_project(project_id=permissions.permissions.project_id,
engine=db_engine)
return items
class MakeAssignmentsRequestModel(BaseModel):
annotation_scheme_id: str
scope_id: str
config: AssignmentScopeConfig
save: bool = False
@router.post('/config/assignments/', response_model=list[AssignmentModel])
async def make_assignments(payload: MakeAssignmentsRequestModel,
permissions=Depends(UserPermissionChecker('annotations_edit'))):
if payload.config.config_type == 'random':
print(payload.config)
try:
assignments = await random_assignments(assignment_scope_id=payload.scope_id,
annotation_scheme_id=payload.annotation_scheme_id,
project_id=permissions.permissions.project_id,
config=payload.config,
engine=db_engine)
except ValueError as e:
raise HTTPException(status_code=http_status.HTTP_400_BAD_REQUEST,
detail=str(e))
else:
raise HTTPException(status_code=http_status.HTTP_501_NOT_IMPLEMENTED,
detail=f'Method "{payload.config.config_type}" is unknown.')
if payload.save:
await store_assignments(assignments=assignments, engine=db_engine)
return assignments