147 lines
4.0 KiB
Python
147 lines
4.0 KiB
Python
from typing import List, Optional, Dict, Any
|
|
from uuid import UUID
|
|
from sqlalchemy.orm import Session
|
|
|
|
from models.fruit import Fruit
|
|
from schemas.fruit import FruitCreate, FruitUpdate
|
|
|
|
def get_all_fruits(db: Session, include_inactive: bool = False) -> List[Fruit]:
|
|
"""
|
|
Retrieves all fruits from the database.
|
|
|
|
Args:
|
|
db (Session): The database session.
|
|
include_inactive (bool): Whether to include inactive fruits.
|
|
|
|
Returns:
|
|
List[Fruit]: A list of all fruit objects.
|
|
"""
|
|
query = db.query(Fruit)
|
|
if not include_inactive:
|
|
query = query.filter(Fruit.is_active.is_(True))
|
|
return query.all()
|
|
|
|
def get_fruit_by_id(db: Session, fruit_id: UUID) -> Optional[Fruit]:
|
|
"""
|
|
Retrieves a single fruit by its ID.
|
|
|
|
Args:
|
|
db (Session): The database session.
|
|
fruit_id (UUID): The ID of the fruit to retrieve.
|
|
|
|
Returns:
|
|
Optional[Fruit]: The fruit object if found, otherwise None.
|
|
"""
|
|
return db.query(Fruit).filter(Fruit.id == fruit_id).first()
|
|
|
|
def get_fruit_by_name(db: Session, name: str) -> Optional[Fruit]:
|
|
"""
|
|
Retrieves a single fruit by its name.
|
|
|
|
Args:
|
|
db (Session): The database session.
|
|
name (str): The name of the fruit to retrieve.
|
|
|
|
Returns:
|
|
Optional[Fruit]: The fruit object if found, otherwise None.
|
|
"""
|
|
return db.query(Fruit).filter(Fruit.name == name).first()
|
|
|
|
def create_fruit(db: Session, fruit_data: FruitCreate) -> Fruit:
|
|
"""
|
|
Creates a new fruit in the database.
|
|
|
|
Args:
|
|
db (Session): The database session.
|
|
fruit_data (FruitCreate): The data for the fruit to create.
|
|
|
|
Returns:
|
|
Fruit: The newly created fruit object.
|
|
"""
|
|
db_fruit = Fruit(**fruit_data.dict())
|
|
db.add(db_fruit)
|
|
db.commit()
|
|
db.refresh(db_fruit)
|
|
return db_fruit
|
|
|
|
def update_fruit(db: Session, fruit_id: UUID, fruit_data: FruitUpdate) -> Optional[Fruit]:
|
|
"""
|
|
Updates an existing fruit in the database.
|
|
|
|
Args:
|
|
db (Session): The database session.
|
|
fruit_id (UUID): The ID of the fruit to update.
|
|
fruit_data (FruitUpdate): The data to update the fruit with.
|
|
|
|
Returns:
|
|
Optional[Fruit]: The updated fruit object if found, otherwise None.
|
|
"""
|
|
db_fruit = get_fruit_by_id(db, fruit_id)
|
|
if not db_fruit:
|
|
return None
|
|
|
|
update_data = fruit_data.dict(exclude_unset=True)
|
|
for field, value in update_data.items():
|
|
setattr(db_fruit, field, value)
|
|
|
|
db.commit()
|
|
db.refresh(db_fruit)
|
|
return db_fruit
|
|
|
|
def delete_fruit(db: Session, fruit_id: UUID) -> bool:
|
|
"""
|
|
Deletes a fruit from the database.
|
|
|
|
Args:
|
|
db (Session): The database session.
|
|
fruit_id (UUID): The ID of the fruit to delete.
|
|
|
|
Returns:
|
|
bool: True if the fruit was deleted, False if not found.
|
|
"""
|
|
db_fruit = get_fruit_by_id(db, fruit_id)
|
|
if not db_fruit:
|
|
return False
|
|
|
|
db.delete(db_fruit)
|
|
db.commit()
|
|
return True
|
|
|
|
def soft_delete_fruit(db: Session, fruit_id: UUID) -> bool:
|
|
"""
|
|
Soft deletes a fruit by setting is_active to False.
|
|
|
|
Args:
|
|
db (Session): The database session.
|
|
fruit_id (UUID): The ID of the fruit to soft delete.
|
|
|
|
Returns:
|
|
bool: True if the fruit was soft deleted, False if not found.
|
|
"""
|
|
db_fruit = get_fruit_by_id(db, fruit_id)
|
|
if not db_fruit:
|
|
return False
|
|
|
|
db_fruit.is_active = False
|
|
db.commit()
|
|
return True
|
|
|
|
def validate_fruit_data(data: Dict[str, Any]) -> bool:
|
|
"""
|
|
Validates fruit input data dictionary.
|
|
|
|
Args:
|
|
data (Dict[str, Any]): The input data to validate.
|
|
|
|
Returns:
|
|
bool: True if the data is valid, False otherwise.
|
|
"""
|
|
if not data:
|
|
return False
|
|
if "name" not in data or not isinstance(data["name"], str) or len(data["name"]) < 1:
|
|
return False
|
|
if "description" in data and not isinstance(data["description"], (str, type(None))):
|
|
return False
|
|
if "is_active" in data and not isinstance(data["is_active"], bool):
|
|
return False
|
|
return True |