Create auth.py

auth.py

@@ -0,0 +1,35 @@
+from fastapi import APIRouter, HTTPException, Depends
+from sqlalchemy.orm import Session
+from passlib.context import CryptContext
+from app.database import SessionLocal
+from app.models import User
+import jwt
+import os
+
+router = APIRouter()
+SECRET_KEY = "your_secret_key"
+pwd_context = CryptContext(schemes=["bcrypt"], deprecated="auto")
+
+def get_db():
+    db = SessionLocal()
+    try:
+        yield db
+    finally:
+        db.close()
+
+@router.post("/register")
+def register(username: str, password: str, db: Session = Depends(get_db)):
+    hashed_password = pwd_context.hash(password)
+    user = User(username=username, password=hashed_password)
+    db.add(user)
+    db.commit()
+    return {"message": "User registered"}
+
+@router.post("/login")
+def login(username: str, password: str, db: Session = Depends(get_db)):
+    user = db.query(User).filter(User.username == username).first()
+    if not user or not pwd_context.verify(password, user.password):
+        raise HTTPException(status_code=401, detail="Invalid credentials")
+    
+    token = jwt.encode({"user_id": user.id}, SECRET_KEY, algorithm="HS256")
+    return {"token": token}