1 files changed, 81 insertions, 0 deletions
diff --git a/app/routes/auth_routes.py b/app/routes/auth_routes.py
new file mode 100644
index 0000000..a28ec63
--- /dev/null
+++ b/app/routes/auth_routes.py
@@ -0,0 +1,81 @@
+from fastapi import Depends, APIRouter, status, HTTPException
+from fastapi.security import OAuth2PasswordRequestForm
+from fastapi.responses import Response
+from datetime import timedelta
+from typing import Annotated
+
+from app.util.authentication import (
+    create_access_token,
+    authenticate_user,
+    refresh_get_current_user,
+)
+from app.schemas.auth_schemas import Token, User
+from app.util.db_dependency import get_db
+
+
+router = APIRouter(prefix="/auth", tags=["auth"])
+
+
+@router.post("/token", summary="Authenticate and get an access token")
+async def login_for_access_token(
+    form_data: Annotated[OAuth2PasswordRequestForm, Depends()],
+    response: Response,
+    db=Depends(get_db),
+) -> Token:
+    """
+    Return an access token for the user, if the given authentication details are correct
+    """
+    user = authenticate_user(db, form_data.username, form_data.password)
+    print(user)
+    if not user:
+        raise HTTPException(
+            status_code=status.HTTP_401_UNAUTHORIZED,
+            detail="Incorrect username or password",
+            headers={"WWW-Authenticate": "Bearer"},
+        )
+    access_token_expires = timedelta(minutes=15)
+    access_token = create_access_token(
+        data={"sub": user.id, "refresh": False},
+        expires_delta=access_token_expires,
+    )
+    # Create a refresh token - just an access token with a longer expiry
+    # and more restrictions ("refresh" is True)
+    refresh_token_expires = timedelta(days=1)
+    refresh_token = create_access_token(
+        data={"sub": user.id, "refresh": True},
+        expires_delta=refresh_token_expires,
+    )
+    # response = JSONResponse(content={"success": True})
+    # response.set_cookie(
+    #     key="access_token", value=access_token, httponly=True, samesite="lax"
+    # )
+    # response.set_cookie(
+    #     key="refresh_token", value=refresh_token, httponly=True, samesite="lax"
+    # )
+
+    # For Swagger UI to work, must return the token
+    return Token(
+        access_token=access_token,
+        refresh_token=refresh_token,
+        token_type="bearer",
+    )
+
+
+# Full native JWT support is not complete in FastAPI yet :(
+# Part of that is token refresh, so we must implement it ourselves
+@router.post("/refresh")
+async def refresh_access_token(
+    current_user: Annotated[User, Depends(refresh_get_current_user)],
+) -> Token:
+    """
+    Return a new access token if the refresh token is valid
+    """
+    access_token_expires = timedelta(minutes=30)
+    access_token = create_access_token(
+        data={"sub": current_user.id, "refresh": False},
+        expires_delta=access_token_expires,
+    )
+    return Token(
+        access_token=access_token,
+        token_type="bearer",
+    )