Fixed typehints

ingredients/db.py

@@ -1,7 +1,7 @@
 from products import Product
 
 from pydantic import BaseModel
-from typing import List, ClassVar, Optional
+from typing import AsyncIterator, List, ClassVar, Optional
 
 class Ingredient(BaseModel):
     KEYS: ClassVar[List[str]] = ['id', 'name', 'line', 'preparation', 'unit', 'quantity', 'product_id', 'recipe_id', 'meal_id']
@@ -47,7 +47,7 @@ async def insert_ingredient(conn, ingredient: Ingredient):
     ''', (ingredient.name, ingredient.line, ingredient.preparation, ingredient.unit, ingredient.quantity, ingredient.product_id, ingredient.recipe_id, ingredient.meal_id)) as cursor:
         ingredient.id = cursor.lastrowid
 
-async def find_ingredients_by_recipe_id(conn, recipe_id: int) -> List[Ingredient]:
+async def find_ingredients_by_recipe_id(conn, recipe_id: int) -> AsyncIterator[Ingredient]:
     ingredient_keys = [f'ingredient.{key}' for key in Ingredient.KEYS]
     product_keys = [f'product.{key}' for key in Product.KEYS]
 
@@ -61,7 +61,7 @@ async def find_ingredients_by_recipe_id(conn, recipe_id: int) -> List[Ingredient
             product = Product(**product_keys) if product_keys['id'] else None
             yield Ingredient(**{k:v for k,v in zip(Ingredient.KEYS, row[:len(Ingredient.KEYS)])}, product=product)
 
-async def find_ingredients_by_meal_id(conn, meal_id: int) -> List[Ingredient]:
+async def find_ingredients_by_meal_id(conn, meal_id: int) -> AsyncIterator[Ingredient]:
     ingredient_keys = [f'ingredient.{key}' for key in Ingredient.KEYS]
     product_keys = [f'product.{key}' for key in Product.KEYS]
 

main.py

@@ -14,7 +14,7 @@ app = FastAPI()
 # Add CORS middleware
 app.add_middleware(
     CORSMiddleware,
-    allow_origins=["*", "http://localhost:8080", "https://localhost:8080"],
+    allow_origins=["*", "http://localhost:8080", "https://localhost:8080", "http://192.168.68.183:8080"],
     allow_credentials=True,
     allow_methods=["*"],
     allow_headers=["*"]
@@ -132,7 +132,7 @@ async def delete_recipe(recipe_id: int, conn: sqlite3.Connection = Depends(get_d
 @app.get("/meals/")
 async def get_meals(date_from: Annotated[datetime.datetime, Query(alias='from')], to: datetime.datetime, conn: sqlite3.Connection = Depends(get_db)) -> List[meals.Meal]:
     result = []
-    for meal in await meals.find_meals_by_date_range(conn, date_from, to):
+    async for meal in meals.find_meals_by_date_range(conn, date_from, to):
         await meals.load_recipes(conn, meal)
         await meals.load_extra_ingredients(conn, meal)
         await meals.load_participants(conn, meal)

meals/db.py

@@ -1,4 +1,4 @@
-from typing import List, ClassVar, Optional
+from typing import AsyncIterator, List, ClassVar, Optional
 from pydantic import BaseModel
 from ingredients import Ingredient, insert_ingredient, find_ingredients_by_meal_id, delete_ingredients_by_meal_id
 
@@ -102,15 +102,13 @@ async def find_meal_by_date(conn, date: datetime) -> Meal:
         async for row in cursor:
             return Meal(**{k:v for k,v in zip(Meal.KEYS, row)})
         
-async def find_meals_by_date_range(conn, start: datetime, end: datetime) -> List[Meal]:
+async def find_meals_by_date_range(conn, start: datetime, end: datetime) -> AsyncIterator[Meal]:
     async with conn.execute(f'''
         SELECT {','.join(Meal.KEYS)} FROM Meal
         WHERE meal_date >= ? AND meal_date <= ?
     ''', (start, end)) as cursor:
-        result = []
         async for row in cursor:
-            result.append(Meal(**{k:v for k,v in zip(Meal.KEYS, row)}))
+            yield Meal(**{k:v for k,v in zip(Meal.KEYS, row)})
-        return result
     
 async def load_participants(conn, meal: Meal) -> None:
     async with conn.execute(f'''

persons/db.py

@@ -1,5 +1,5 @@
 from pydantic import BaseModel
-from typing import List
+from typing import AsyncIterator
 
 class Person(BaseModel):
     id: int
@@ -12,7 +12,7 @@ async def create(conn):
             name TEXT UNIQUE
         );''')
 
-async def search_by_name(conn, name: str) -> List[Person]:
+async def search_by_name(conn, name: str) -> AsyncIterator[Person]:
     async with conn.execute('''
         SELECT id, name
         FROM Person
@@ -44,7 +44,7 @@ async def get_by_id(conn, id: int) -> Person:
         return None
     return Person(id=row[0], name=row[1])
 
-async def get_all(conn) -> List[Person]:
+async def get_all(conn) -> AsyncIterator[Person]:
     async with conn.execute('''
         SELECT id, name
         FROM Person

products/db.py

@@ -1,4 +1,4 @@
-from typing import List, ClassVar
+from typing import AsyncIterator, List, ClassVar
 from pydantic import BaseModel
 
 import json
@@ -32,7 +32,7 @@ async def create(conn):
             FOREIGN KEY (food_item_id) REFERENCES Product(id)
         );''')
 
-async def find_product_by_tag(conn, tag: str) -> List[Product]:
+async def find_product_by_tag(conn, tag: str) -> AsyncIterator[Product]:
     async with conn.execute(f'''
         SELECT {','.join(Product.KEYS)} FROM Product
         WHERE id IN (
@@ -78,7 +78,7 @@ async def add_tag(conn, product: Product, tag: str):
     
     await conn.commit()
 
-async def get_tags(conn, product: Product) -> List[str]:
+async def get_tags(conn, product: Product) -> AsyncIterator[str]:
     async with conn.execute('''
         SELECT tag FROM ProductTag
         WHERE food_item_id = ?

recipes/db.py

@@ -4,7 +4,7 @@ from persons import Person
 from ingredients import Ingredient, find_ingredients_by_recipe_id
 
 from pydantic import BaseModel
-from typing import List, ClassVar, Tuple, Optional
+from typing import AsyncIterator, List, ClassVar, Tuple, Optional
 
 class Recipe(BaseModel):
     KEYS: ClassVar[List[str]] = ['id', 'name', 'link', 'image_urls', 'based_on_recipe', 'created_by_id', 'date_created', 'hidden_by_id', 'date_hidden']
@@ -71,7 +71,7 @@ async def find_recipe_by_id(conn, recipe_id: int) -> Recipe:
         async for row in cursor:
             return row_to_recipe(zip(Recipe.KEYS, row))
 
-async def find_recipes_by_name(conn, name: str) -> List[Recipe]:
+async def find_recipes_by_name(conn, name: str) -> AsyncIterator[Recipe]:
     async with conn.execute(f'''
         SELECT {','.join(Recipe.KEYS)} FROM Recipe
         WHERE name LIKE ? AND date_hidden IS NULL
@@ -79,7 +79,7 @@ async def find_recipes_by_name(conn, name: str) -> List[Recipe]:
         async for row in cursor:
             yield row_to_recipe(zip(Recipe.KEYS, row))
 
-async def get_all(conn) -> List[Recipe]:
+async def get_all(conn) -> AsyncIterator[Recipe]:
     async with conn.execute(f'''
         SELECT {','.join(Recipe.KEYS)} FROM Recipe WHERE date_hidden IS NULL
     ''') as cursor: