78 lines
1.8 KiB
Python
78 lines
1.8 KiB
Python
from typing import List
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import databases
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import sqlalchemy
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from fastapi import FastAPI
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import ormar
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app = FastAPI()
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metadata = sqlalchemy.MetaData()
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database = databases.Database("sqlite:///test.db", force_rollback=True)
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app.state.database = database
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@app.on_event("startup")
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async def startup() -> None:
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database_ = app.state.database
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if not database_.is_connected:
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await database_.connect()
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@app.on_event("shutdown")
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async def shutdown() -> None:
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database_ = app.state.database
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if database_.is_connected:
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await database_.disconnect()
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class Category(ormar.Model):
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class Meta:
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tablename = "categories"
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metadata = metadata
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database = database
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id: ormar.Integer(primary_key=True)
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name: ormar.String(max_length=100)
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class Item(ormar.Model):
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class Meta:
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tablename = "items"
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metadata = metadata
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database = database
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id: ormar.Integer(primary_key=True)
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name: ormar.String(max_length=100)
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category: ormar.ForeignKey(Category, nullable=True)
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@app.get("/items/", response_model=List[Item])
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async def get_items():
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items = await Item.objects.select_related("category").all()
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return items
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@app.post("/items/", response_model=Item)
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async def create_item(item: Item):
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await item.save()
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return item
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@app.post("/categories/", response_model=Category)
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async def create_category(category: Category):
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await category.save()
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return category
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@app.put("/items/{item_id}")
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async def get_item(item_id: int, item: Item):
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item_db = await Item.objects.get(pk=item_id)
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return await item_db.update(**item.dict())
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@app.delete("/items/{item_id}")
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async def delete_item(item_id: int, item: Item):
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item_db = await Item.objects.get(pk=item_id)
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return {"deleted_rows": await item_db.delete()}
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