113 lines
3.1 KiB
Python
113 lines
3.1 KiB
Python
from typing import Optional
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from fastapi import HTTPException
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from pydantic import BaseModel
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from sqlmodel import Field, Relationship, SQLModel, Session, select
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from learn_sql_model.config import Config
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from learn_sql_model.models.pet import Pet
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class HeroBase(SQLModel, table=False):
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name: str
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secret_name: str
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age: Optional[int] = None
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shoe_size: Optional[int] = None
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pet_id: Optional[int] = Field(default=None, foreign_key="pet.id")
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pet: Optional[Pet] = Relationship(back_populates="hero")
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class Hero(HeroBase, table=True):
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id: Optional[int] = Field(default=None, primary_key=True)
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class HeroCreate(HeroBase):
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...
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def post(self, config: Config) -> Hero:
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config.init()
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with Session(config.database.engine) as session:
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db_hero = Hero.from_orm(self)
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session.add(db_hero)
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session.commit()
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session.refresh(db_hero)
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return db_hero
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class HeroRead(HeroBase):
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id: int
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@classmethod
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def get(
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cls,
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config: Config,
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id: int,
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) -> Hero:
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with config.database.session as session:
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hero = session.get(Hero, id)
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if not hero:
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raise HTTPException(status_code=404, detail="Hero not found")
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return hero
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@classmethod
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def list(
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self,
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config: Config,
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where=None,
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offset=0,
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limit=None,
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) -> Hero:
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with config.database.session as session:
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statement = select(Hero)
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if where != "None":
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from sqlmodel import text
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statement = statement.where(text(where))
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statement = statement.offset(offset).limit(limit)
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heroes = session.exec(statement).all()
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return heroes
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class HeroUpdate(SQLModel):
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# id is required to get the hero
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id: int
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# all other fields, must match the model, but with Optional default None
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name: Optional[str] = None
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secret_name: Optional[str] = None
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age: Optional[int] = None
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shoe_size: Optional[int] = None
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pet_id: Optional[int] = Field(default=None, foreign_key="pet.id")
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pet: Optional[Pet] = Relationship(back_populates="hero")
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def update(self, config: Config) -> Hero:
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with Session(config.database.engine) as session:
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db_hero = session.get(Hero, self.id)
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if not db_hero:
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raise HTTPException(status_code=404, detail="Hero not found")
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hero_data = self.dict(exclude_unset=True)
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for key, value in hero_data.items():
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if value is not None:
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setattr(db_hero, key, value)
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session.add(db_hero)
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session.commit()
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session.refresh(db_hero)
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return db_hero
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class HeroDelete(BaseModel):
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id: int
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def delete(self, config: Config) -> Hero:
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config.init()
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with Session(config.database.engine) as session:
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hero = session.get(Hero, self.id)
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if not hero:
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raise HTTPException(status_code=404, detail="Hero not found")
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session.delete(hero)
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session.commit()
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return {"ok": True}
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