Files
spoolman2/spoolman/api/v1/spool.py
2023-09-16 11:13:30 +02:00

402 lines
13 KiB
Python

"""Spool related endpoints."""
import logging
from datetime import datetime
from typing import Annotated, Optional
from fastapi import APIRouter, Depends, Query
from fastapi.encoders import jsonable_encoder
from fastapi.exceptions import RequestValidationError
from fastapi.responses import JSONResponse
from pydantic import BaseModel, Field
from pydantic.error_wrappers import ErrorWrapper
from sqlalchemy.ext.asyncio import AsyncSession
from spoolman.api.v1.models import Message, Spool
from spoolman.database import spool
from spoolman.database.database import get_db_session
from spoolman.database.utils import SortOrder
from spoolman.exceptions import ItemCreateError
logger = logging.getLogger(__name__)
router = APIRouter(
prefix="/spool",
tags=["spool"],
)
# ruff: noqa: D103,B008
class SpoolParameters(BaseModel):
first_used: Optional[datetime] = Field(description="First logged occurence of spool usage.")
last_used: Optional[datetime] = Field(description="Last logged occurence of spool usage.")
filament_id: int = Field(description="The ID of the filament type of this spool.")
remaining_weight: Optional[float] = Field(
ge=0,
description=(
"Remaining weight of filament on the spool. Can only be used if the filament type has a weight set."
),
example=800,
)
used_weight: Optional[float] = Field(ge=0, description="Used weight of filament on the spool.", example=200)
location: Optional[str] = Field(max_length=64, description="Where this spool can be found.", example="Shelf A")
lot_nr: Optional[str] = Field(
max_length=64,
description="Vendor manufacturing lot/batch number of the spool.",
example="52342",
)
comment: Optional[str] = Field(
max_length=1024,
description="Free text comment about this specific spool.",
example="",
)
archived: bool = Field(default=False, description="Whether this spool is archived and should not be used anymore.")
class SpoolUpdateParameters(SpoolParameters):
filament_id: Optional[int] = Field(description="The ID of the filament type of this spool.")
class SpoolUseParameters(BaseModel):
use_length: Optional[float] = Field(description="Length of filament to reduce by, in mm.", example=2.2)
use_weight: Optional[float] = Field(description="Filament weight to reduce by, in g.", example=5.3)
@router.get(
"",
name="Find spool",
description="Get a list of spools that matches the search query.",
response_model_exclude_none=True,
response_model=list[Spool],
)
async def find(
*,
db: Annotated[AsyncSession, Depends(get_db_session)],
filament_name_old: Optional[str] = Query(
alias="filament_name",
default=None,
title="Filament Name",
description="Partial case-insensitive search term for the filament name. Separate multiple terms with a comma.",
deprecated=True,
),
filament_id_old: Optional[str] = Query(
alias="filament_id",
default=None,
title="Filament ID",
description="Match an exact filament ID. Separate multiple IDs with a comma.",
deprecated=True,
examples=["1", "1,2"],
),
filament_material_old: Optional[str] = Query(
alias="filament_material",
default=None,
title="Filament Material",
description=(
"Partial case-insensitive search term for the filament material. Separate multiple terms with a comma."
),
deprecated=True,
),
vendor_name_old: Optional[str] = Query(
alias="vendor_name",
default=None,
title="Vendor Name",
description=(
"Partial case-insensitive search term for the filament vendor name. Separate multiple terms with a comma."
),
deprecated=True,
),
vendor_id_old: Optional[str] = Query(
alias="vendor_id",
default=None,
title="Vendor ID",
description="Match an exact vendor ID. Separate multiple IDs with a comma.",
deprecated=True,
examples=["1", "1,2"],
),
filament_name: Optional[str] = Query(
alias="filament.name",
default=None,
title="Filament Name",
description="Partial case-insensitive search term for the filament name. Separate multiple terms with a comma.",
),
filament_id: Optional[str] = Query(
alias="filament.id",
default=None,
title="Filament ID",
description="Match an exact filament ID. Separate multiple IDs with a comma.",
examples=["1", "1,2"],
),
filament_material: Optional[str] = Query(
alias="filament.material",
default=None,
title="Filament Material",
description=(
"Partial case-insensitive search term for the filament material. Separate multiple terms with a comma."
),
),
vendor_name: Optional[str] = Query(
alias="vendor.name",
default=None,
title="Vendor Name",
description=(
"Partial case-insensitive search term for the filament vendor name. Separate multiple terms with a comma."
),
),
vendor_id: Optional[str] = Query(
alias="vendor.id",
default=None,
title="Vendor ID",
description="Match an exact vendor ID. Separate multiple IDs with a comma.",
examples=["1", "1,2"],
),
location: Optional[str] = Query(
default=None,
title="Location",
description=(
"Partial case-insensitive search term for the spool location. Separate multiple terms with a comma."
),
),
lot_nr: Optional[str] = Query(
default=None,
title="Lot/Batch Number",
description=(
"Partial case-insensitive search term for the spool lot number. Separate multiple terms with a comma."
),
),
allow_archived: bool = Query(
default=False,
title="Allow Archived",
description="Whether to include archived spools in the search results.",
),
sort: Optional[str] = Query(
default=None,
title="Sort",
description=(
'Sort the results by the given field. Should be a comma-separate string with "field:direction" items.'
),
example="filament.name:asc,filament.vendor.id:asc,location:desc",
),
limit: Optional[int] = Query(
default=None,
title="Limit",
description="Maximum number of items in the response.",
),
offset: int = Query(
default=0,
title="Offset",
description="Offset in the full result set if a limit is set.",
),
) -> JSONResponse:
sort_by: dict[str, SortOrder] = {}
if sort is not None:
for sort_item in sort.split(","):
field, direction = sort_item.split(":")
sort_by[field] = SortOrder[direction.upper()]
filament_id = filament_id if filament_id is not None else filament_id_old
if filament_id is not None:
try:
filament_ids = [int(filament_id_item) for filament_id_item in filament_id.split(",")]
except ValueError as e:
raise RequestValidationError(
[ErrorWrapper(ValueError("Invalid filament_id"), ("query", "filament_id"))],
) from e
else:
filament_ids = None
vendor_id = vendor_id if vendor_id is not None else vendor_id_old
if vendor_id is not None:
try:
vendor_ids = [int(vendor_id_item) for vendor_id_item in vendor_id.split(",")]
except ValueError as e:
raise RequestValidationError([ErrorWrapper(ValueError("Invalid vendor_id"), ("query", "vendor_id"))]) from e
else:
vendor_ids = None
db_items, total_count = await spool.find(
db=db,
filament_name=filament_name if filament_name is not None else filament_name_old,
filament_id=filament_ids,
filament_material=filament_material if filament_material is not None else filament_material_old,
vendor_name=vendor_name if vendor_name is not None else vendor_name_old,
vendor_id=vendor_ids,
location=location,
lot_nr=lot_nr,
allow_archived=allow_archived,
sort_by=sort_by,
limit=limit,
offset=offset,
)
# Set x-total-count header for pagination
return JSONResponse(
content=jsonable_encoder(
(Spool.from_db(db_item) for db_item in db_items),
exclude_none=True,
),
headers={"x-total-count": str(total_count)},
)
@router.get(
"/{spool_id}",
name="Get spool",
description="Get a specific spool.",
response_model_exclude_none=True,
responses={404: {"model": Message}},
)
async def get(
db: Annotated[AsyncSession, Depends(get_db_session)],
spool_id: int,
) -> Spool:
db_item = await spool.get_by_id(db, spool_id)
return Spool.from_db(db_item)
@router.post(
"",
name="Add spool",
description=(
"Add a new spool to the database. "
"Only specify either remaining_weight or used_weight. "
"If no weight is set, the spool will be assumed to be full."
),
response_model_exclude_none=True,
response_model=Spool,
responses={
400: {"model": Message},
},
)
async def create( # noqa: ANN201
db: Annotated[AsyncSession, Depends(get_db_session)],
body: SpoolParameters,
):
if body.remaining_weight is not None and body.used_weight is not None:
return JSONResponse(
status_code=400,
content={"message": "Only specify either remaining_weight or used_weight."},
)
try:
db_item = await spool.create(
db=db,
filament_id=body.filament_id,
remaining_weight=body.remaining_weight,
used_weight=body.used_weight,
first_used=body.first_used,
last_used=body.last_used,
location=body.location,
lot_nr=body.lot_nr,
comment=body.comment,
archived=body.archived,
)
return Spool.from_db(db_item)
except ItemCreateError:
logger.exception("Failed to create spool.")
return JSONResponse(
status_code=400,
content={"message": "Failed to create spool, see server logs for more information."},
)
@router.patch(
"/{spool_id}",
name="Update spool",
description=(
"Update any attribute of a spool. "
"Only fields specified in the request will be affected. "
"remaining_weight and used_weight can't be set at the same time."
),
response_model_exclude_none=True,
response_model=Spool,
responses={
400: {"model": Message},
404: {"model": Message},
},
)
async def update( # noqa: ANN201
db: Annotated[AsyncSession, Depends(get_db_session)],
spool_id: int,
body: SpoolUpdateParameters,
):
patch_data = body.dict(exclude_unset=True)
if body.remaining_weight is not None and body.used_weight is not None:
return JSONResponse(
status_code=400,
content={"message": "Only specify either remaining_weight or used_weight."},
)
if "filament_id" in patch_data and body.filament_id is None:
raise RequestValidationError(
[ErrorWrapper(ValueError("filament_id cannot be unset"), ("query", "filament_id"))],
)
try:
db_item = await spool.update(
db=db,
spool_id=spool_id,
data=patch_data,
)
except ItemCreateError:
logger.exception("Failed to update spool.")
return JSONResponse(
status_code=400,
content={"message": "Failed to update spool, see server logs for more information."},
)
return Spool.from_db(db_item)
@router.delete(
"/{spool_id}",
name="Delete spool",
description="Delete a spool.",
responses={404: {"model": Message}},
)
async def delete(
db: Annotated[AsyncSession, Depends(get_db_session)],
spool_id: int,
) -> Message:
await spool.delete(db, spool_id)
return Message(message="Success!")
@router.put(
"/{spool_id}/use",
name="Use spool filament",
description=(
"Use some length or weight of filament from the spool. Specify either a length or a weight, not both."
),
response_model_exclude_none=True,
response_model=Spool,
responses={
400: {"model": Message},
404: {"model": Message},
},
)
async def use( # noqa: ANN201
db: Annotated[AsyncSession, Depends(get_db_session)],
spool_id: int,
body: SpoolUseParameters,
):
if body.use_weight is not None and body.use_length is not None:
return JSONResponse(
status_code=400,
content={"message": "Only specify either use_weight or use_length."},
)
if body.use_weight is not None:
db_item = await spool.use_weight(db, spool_id, body.use_weight)
return Spool.from_db(db_item)
if body.use_length is not None:
db_item = await spool.use_length(db, spool_id, body.use_length)
return Spool.from_db(db_item)
return JSONResponse(
status_code=400,
content={"message": "Either use_weight or use_length must be specified."},
)