Added num serves to recipe

main.py

@@ -32,8 +32,8 @@ async def cookie_person(user_id: Annotated[int, Cookie(alias='user_id')], conn:
     return await persons.get_by_id(conn, user_id)
 
 @app.get("/recipes/parse")
-async def parse_recipe_handler(url: str, conn: sqlite3.Connection = Depends(get_db)) -> recipes.Recipe:
+async def parse_recipe_handler(url: str, conn: sqlite3.Connection = Depends(get_db), person = Depends(cookie_person)) -> recipes.Recipe:
-    parsed = await recipes.parse_recipe(conn, url)
+    parsed = await recipes.parse_recipe(conn, person, url)
     if not parsed:
         return JSONResponse(status_code=400, content={'message': 'Recipe not found'})
     return parsed

recipes/__init__.py

@@ -1,18 +1,42 @@
+from persons import Person
+
 from recipes.db import Recipe, insert_recipe, find_recipe_by_id, get_all, find_recipes_by_name, row_to_recipe, load_recipe_ingredients, hide_recipe
 from recipes.scraping import scrape_recipe_ldata as _scrape_recipe_ldata
 from ingredients import parse_ingredient_from_nlp as _parse_ingredient_from_nlp, match_existing_products as _match_existing_products
 
-async def parse_recipe(conn, url: str) -> Recipe:
+import re
+
+async def parse_recipe(conn, created_by: Person, url: str) -> Recipe:
     ldata = await _scrape_recipe_ldata(url)
     if ldata:
-        return await _get_recipe_from_ldata(conn, url, ldata)
+        return await _get_recipe_from_ldata(conn, url, ldata, created_by)
     return None
 
-async def _get_recipe_from_ldata(conn, url: str, ldata: dict) -> dict:
+def find_yield(recipe_ldata: dict) -> int:
+    if 'recipeYield' in recipe_ldata:
+        yield_vals = recipe_ldata['recipeYield']
+        if not isinstance(yield_vals, list):
+            yield_vals = [yield_vals]
+
+        for val in yield_vals:
+            try:
+                return int(val)
+            except ValueError:
+                pass
+
+        for val in yield_vals:
+            match = re.match(r'(\d+)', val)
+            if match:
+                return int(match.group(1))
+
+    return 4
+    
+async def _get_recipe_from_ldata(conn, url: str, ldata: dict, created_by: Person) -> dict:
     ingredients = _parse_ingredient_from_nlp(ldata['recipeIngredient'])
     ingredients = await _match_existing_products(conn, ingredients)
     name = ldata['name'] if 'name' in ldata else url
     images = ldata['image'] if 'image' in ldata else []
+    serves = find_yield(ldata)
     
     if isinstance(images, list) and len(images) > 0 and isinstance(images[0], dict):
         images = [image['url'] for image in images]
@@ -27,6 +51,9 @@ async def _get_recipe_from_ldata(conn, url: str, ldata: dict) -> dict:
         id=0,
         name=name,
         link=url,
+        serves=serves,
         image_urls=images,
-        ingredients=ingredients
+        ingredients=ingredients,
+        created_by=created_by,
+        created_by_id=created_by.id,
     )

recipes/db.py

@@ -7,16 +7,19 @@ from pydantic import BaseModel
 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']
+    KEYS: ClassVar[List[str]] = ['id', 'name', 'link', 'serves', 'image_urls', 'based_on_recipe', 'created_by_id', 'date_created', 'hidden_by_id', 'date_hidden']
+    NON_INSERT_KEYS: ClassVar[List[str]] = ['id', 'created_date', 'hidden_by_id', 'date_hidden']
+                                               
     id: int
     name: str
     link: str
+    serves: int
     image_urls: List[str] = []
     ingredients: List[Ingredient] = []
     based_on_recipe: Optional[int] = None
 
-    date_created: Optional[datetime.datetime] = None
+    date_created: datetime.datetime = datetime.datetime.now()
-    created_by_id: Optional[int] = None
+    created_by_id: int
     created_by: Optional[Person] = None
 
     date_hidden: Optional[datetime.datetime] = None
@@ -29,6 +32,7 @@ async def create(conn):
             id INTEGER PRIMARY KEY,
             name TEXT NOT NULL,
             link TEXT NOT NULL,
+            serves INTEGER NOT NULL,
             image_urls TEXT NOT NULL,
             based_on_recipe INTEGER NULL,
                        
@@ -43,11 +47,22 @@ async def create(conn):
             FOREIGN KEY (hidden_by_id) REFERENCES Person(id)
         );''')
 
+def _as_insert_field(recipe: Recipe, name: str):
+    value = getattr(recipe, name)
+    if name == 'image_urls':
+        return json.dumps(value)
+    return value
+
 async def insert_recipe(conn, recipe: Recipe):
-    async with conn.execute('''
+    fields_to_insert = [k for k in Recipe.KEYS if k not in Recipe.NON_INSERT_KEYS]
-        INSERT INTO Recipe (name, link, image_urls, based_on_recipe, created_by_id)
+    actual_values = [_as_insert_field(recipe, k) for k in fields_to_insert]
-        VALUES (?, ?, ?, ?, ?)
+
-    ''', (recipe.name, recipe.link, json.dumps(recipe.image_urls), recipe.based_on_recipe, recipe.created_by_id)) as cursor:
+    insert_stmt = f'''
+        INSERT INTO Recipe ({','.join(fields_to_insert)})
+        VALUES ({','.join(['?'] * len(fields_to_insert))})
+    '''
+
+    async with conn.execute(insert_stmt, actual_values) as cursor:
         recipe.id = cursor.lastrowid
 
 async def hide_recipe(conn, recipe_id: int, person: Person):

tests/test_data.py

@@ -191,6 +191,7 @@ class Recipes:
         id=0,
         name='Broccoli Soup',
         link='https://www.bbcgoodfood.com/recipes/broccoli-soup',
+        serves=4,
         image_urls=['https://www.bbcgoodfood.com/sites/default/files/styles/recipe/public/recipe/recipe-image/2018/10/broccoli-soup.jpg'],
         ingredients=[Ingredients.broccoli_chopped_1kg],
         created_by_id=Persons.jacob.id,
@@ -200,6 +201,7 @@ class Recipes:
         id=0,
         name="How to Steam Green Beans",
         link="https://www.thespruceeats.com/steamed-green-beans-3057051",
+        serves=4,
         image_urls=["https://www.thespruceeats.com/thmb/CLROdq9dlYbjKjlOlA_kmFdunTY=/1500x0/filters:no_upscale():max_bytes(150000):strip_icc()/steamed-green-beans-3057051-hero-01-b1c4f894da5b4bc0a01cd43886df0100.jpg"],
         ingredients=[Ingredients.green_beans,Ingredients.butter,Ingredients.salt,Ingredients.freshly_ground_black_pepper],
         created_by_id=Persons.jacob.id,