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from fastapi import APIRouter, Depends, HTTPException, Query, status, Body
from sqlalchemy.orm import Session
from typing import List
import httpx
import json
from datetime import datetime, timedelta
from bs4 import BeautifulSoup
from database import get_db
from models import Recipe, MenuPlan
from schemas import RecipeCreate, RecipeRead, RecipeUpdate
from services import ai_service
router = APIRouter(prefix="/api/recipes", tags=["recipes"])
def _current_monday():
today = datetime.utcnow().date()
return today - timedelta(days=today.weekday())
@router.get("", response_model=List[RecipeRead])
def list_recipes(meal_type: str = Query(None), db: Session = Depends(get_db)):
"""List all recipes. Optional ?meal_type=dinner."""
query = db.query(Recipe)
if meal_type:
query = query.filter(Recipe.meal_type == meal_type)
return query.all()
@router.post("", response_model=RecipeRead, status_code=status.HTTP_201_CREATED)
def create_recipe(recipe: RecipeCreate, db: Session = Depends(get_db)):
"""Create a new recipe."""
db_recipe = Recipe(**recipe.model_dump())
db.add(db_recipe)
db.commit()
db.refresh(db_recipe)
return db_recipe
@router.get("/{id}", response_model=RecipeRead)
def get_recipe(id: int, db: Session = Depends(get_db)):
"""Get a single recipe."""
recipe = db.query(Recipe).filter(Recipe.id == id).first()
if not recipe:
raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail="Recipe not found")
return recipe
@router.delete("/{id}", status_code=status.HTTP_204_NO_CONTENT)
def delete_recipe(id: int, db: Session = Depends(get_db)):
"""Delete a recipe."""
recipe = db.query(Recipe).filter(Recipe.id == id).first()
if not recipe:
raise HTTPException(status_code=status.HTTP_404_NOT_FOUND, detail="Recipe not found")
db.delete(recipe)
db.commit()
@router.post("/import")
async def import_recipe(request: dict = Body(default={}), db: Session = Depends(get_db)):
"""Import a recipe from a URL."""
url = (request.get("url") or "").strip()
if not url:
raise HTTPException(status_code=400, detail="URL is required")
# Fetch the page
try:
async with httpx.AsyncClient(timeout=15, follow_redirects=True) as client:
resp = await client.get(url, headers={"User-Agent": "Mozilla/5.0"})
resp.raise_for_status()
except Exception as e:
raise HTTPException(status_code=400, detail=f"Could not fetch URL: {e}")
soup = BeautifulSoup(resp.text, "html.parser")
recipe_data = None
# Try JSON-LD structured data first
for script in soup.find_all("script", type="application/ld+json"):
try:
ld = json.loads(script.string or "")
# Handle @graph wrapper
if isinstance(ld, dict) and ld.get("@graph"):
ld = next((x for x in ld["@graph"] if x.get("@type") == "Recipe"), None)
if isinstance(ld, list):
ld = next((x for x in ld if x.get("@type") == "Recipe"), None)
if isinstance(ld, dict) and ld.get("@type") == "Recipe":
recipe_data = ld
break
except Exception:
continue
if recipe_data:
# Map JSON-LD Recipe schema to our format
def parse_duration(iso):
if not iso:
return None
import re
m = re.search(r'(\d+)M', iso)
h = re.search(r'(\d+)H', iso)
return (int(h.group(1)) * 60 if h else 0) + (int(m.group(1)) if m else 0)
raw_ingredients = recipe_data.get("recipeIngredient") or []
ingredients = [{"name": ing, "quantity": 1.0, "unit": ""} for ing in raw_ingredients]
raw_instructions = recipe_data.get("recipeInstructions") or []
if isinstance(raw_instructions, list):
steps = []
for step in raw_instructions:
if isinstance(step, dict):
steps.append(step.get("text", ""))
else:
steps.append(str(step))
instructions = " ".join(steps)
else:
instructions = str(raw_instructions)
name = recipe_data.get("name") or "Imported Recipe"
time_minutes = parse_duration(recipe_data.get("totalTime") or recipe_data.get("cookTime"))
serves_raw = recipe_data.get("recipeYield")
if isinstance(serves_raw, list):
serves_raw = serves_raw[0]
try:
serves = int(str(serves_raw).split()[0]) if serves_raw else 2
except Exception:
serves = 2
recipe_category = str(recipe_data.get("recipeCategory") or "").lower()
if "breakfast" in recipe_category or "brunch" in recipe_category:
meal_type = "breakfast"
elif "lunch" in recipe_category or "salad" in recipe_category or "sandwich" in recipe_category:
meal_type = "lunch"
else:
meal_type = "dinner"
parsed = {
"name": name,
"meal_type": meal_type,
"ingredients": ingredients,
"instructions": instructions,
"time_minutes": time_minutes,
"serves": serves,
}
else:
# Fall back to AI parsing of visible text
text = soup.get_text(separator=" ", strip=True)
try:
result = await ai_service.parse_recipe_from_text(text)
except Exception as e:
raise HTTPException(status_code=503, detail=f"AI parsing failed: {e}")
parsed = result.get("recipe", {})
# Save recipe to DB
db_recipe = Recipe(
name=parsed.get("name", "Imported Recipe"),
meal_type=parsed.get("meal_type", "dinner"),
ingredients=json.dumps(parsed.get("ingredients", [])),
instructions=parsed.get("instructions", ""),
estimated_time_minutes=parsed.get("time_minutes"),
servings=parsed.get("serves", 2),
source="import",
description=parsed.get("description", ""),
)
db.add(db_recipe)
db.commit()
db.refresh(db_recipe)
# Add to current week's menu plan
monday = _current_monday()
menu_plan = db.query(MenuPlan).filter(MenuPlan.week_start == monday).first()
if menu_plan:
try:
plan_ids = json.loads(menu_plan.plan)
except Exception:
plan_ids = []
plan_ids.append(db_recipe.id)
menu_plan.plan = json.dumps(plan_ids)
db.commit()
else:
menu_plan = MenuPlan(
week_start=monday,
plan=json.dumps([db_recipe.id]),
)
db.add(menu_plan)
db.commit()
return {"recipe": RecipeRead.from_orm(db_recipe)}
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