feat: add fruit endpoints to get all fruits and single fruit, with sorting capabilities (auto-linted)

This commit is contained in:
Backend IM Bot 2025-04-29 20:19:49 +00:00
parent b44bfcde69
commit cf810bf4f4
6 changed files with 197 additions and 0 deletions

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"""create table for fruits
Revision ID: 2c9a83e4f6b3
Revises: 0001
Create Date: 2023-05-22 12:00:00
"""
from alembic import op
import sqlalchemy as sa
from sqlalchemy.sql import func
import uuid
# revision identifiers, used by Alembic.
revision = '2c9a83e4f6b3'
down_revision = '0001'
branch_labels = None
depends_on = None
def upgrade():
op.create_table(
'fruits',
sa.Column('id', sa.String(36), primary_key=True, default=lambda: str(uuid.uuid4())),
sa.Column('name', sa.String(), nullable=False, unique=True),
sa.Column('description', sa.String(), nullable=True),
sa.Column('price', sa.Integer(), nullable=False),
sa.Column('created_at', sa.DateTime(), server_default=func.now()),
sa.Column('updated_at', sa.DateTime(), server_default=func.now(), onupdate=func.now())
)
op.create_index(op.f('ix_fruits_name'), 'fruits', ['name'], unique=True)
def downgrade():
op.drop_index(op.f('ix_fruits_name'), table_name='fruits')
op.drop_table('fruits')

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from fastapi import APIRouter, Depends, HTTPException, status
from typing import List, Optional
from sqlalchemy.orm import Session
from core.database import get_db
from schemas.fruit import FruitSchema
from helpers.fruit_helpers import get_all_fruits, get_fruit_by_id
router = APIRouter()
@router.get("/fruits", status_code=status.HTTP_200_OK, response_model=List[FruitSchema])
def get_fruits(
order_by: Optional[str] = None,
db: Session = Depends(get_db)
):
return get_all_fruits(db, order_by)
@router.get("/fruits/{fruit_id}", status_code=status.HTTP_200_OK, response_model=FruitSchema)
def get_fruit(
fruit_id: str,
db: Session = Depends(get_db)
):
fruit = get_fruit_by_id(db, fruit_id)
if not fruit:
raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail="Fruit not found")
return fruit

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helpers/fruit_helpers.py Normal file
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from typing import List, Optional
from uuid import UUID
from sqlalchemy.orm import Session
from sqlalchemy import asc, desc
from models.fruit import Fruit
from schemas.fruit import FruitCreate, FruitUpdate
def get_all_fruits(db: Session, order_by: Optional[str] = None) -> List[Fruit]:
"""
Retrieves all fruits from the database.
Args:
db (Session): The database session.
order_by (Optional[str]): The field to order the results by ('asc' or 'desc').
Returns:
List[Fruit]: A list of all fruit objects.
"""
query = db.query(Fruit)
if order_by == 'asc':
query = query.order_by(asc(Fruit.name))
elif order_by == 'desc':
query = query.order_by(desc(Fruit.name))
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 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 updated data for the fruit.
Returns:
Optional[Fruit]: The updated fruit object if found, otherwise None.
"""
db_fruit = db.query(Fruit).filter(Fruit.id == fruit_id).first()
if not db_fruit:
return None
for field, value in fruit_data.dict(exclude_unset=True).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 successfully deleted, False otherwise.
"""
db_fruit = db.query(Fruit).filter(Fruit.id == fruit_id).first()
if not db_fruit:
return False
db.delete(db_fruit)
db.commit()
return True

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models/fruit.py Normal file
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from sqlalchemy import Column, String, Integer, DateTime
from sqlalchemy.dialects.postgresql import UUID
from sqlalchemy.sql import func
from core.database import Base
import uuid
class Fruit(Base):
__tablename__ = "fruits"
id = Column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
name = Column(String, nullable=False, unique=True, index=True)
description = Column(String, nullable=True)
price = Column(Integer, nullable=False)
created_at = Column(DateTime, default=func.now())
updated_at = Column(DateTime, default=func.now(), onupdate=func.now())

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@ -7,3 +7,6 @@ sqlalchemy>=1.4.0
python-dotenv>=0.19.0
bcrypt>=3.2.0
alembic>=1.13.1
jose
passlib
pydantic

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schemas/fruit.py Normal file
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from pydantic import BaseModel, Field
from typing import Optional
from datetime import datetime
import uuid
class FruitBase(BaseModel):
name: str = Field(..., description="Name of the fruit")
description: Optional[str] = Field(None, description="Description of the fruit")
price: int = Field(..., description="Price of the fruit")
class FruitCreate(FruitBase):
pass
class FruitUpdate(FruitBase):
name: Optional[str] = Field(None, description="Name of the fruit")
description: Optional[str] = Field(None, description="Description of the fruit")
price: Optional[int] = Field(None, description="Price of the fruit")
class FruitSchema(FruitBase):
id: uuid.UUID
created_at: datetime
updated_at: datetime
class Config:
orm_mode = True