Tags get searched by id instead of by name

backend/src/routes/tags.py

@@ -22,7 +22,7 @@ async def all_tags(
     return tags
 
 
-@router.post("/", status_code=status.HTTP_201_CREATED, summary="Add a tag")
+@router.post("/", status_code=status.HTTP_201_CREATED)
 async def add_tag(
         *,
         tag: TagCreate,
@@ -37,49 +37,49 @@ async def add_tag(
     return db_tag
 
 
-@router.get("/{name}", response_model=TagRead, summary="Get a tag by name")
+@router.get("/{name}", response_model=TagRead)
 async def get_tag(
         *,
-        name: str = Path(..., title="Name of the tag"),
+        id: str = Path(..., title="ID of the tag"),
         session: Session = Depends(database.get_session)
 ) -> Tag:
     """Fetch a tag by name."""
 
-    try:
-        tag = session.exec(select(Tag).where(Tag.name == name)).one()
-        return tag
-    except sqlalchemy.exc.NoResultFound:
+    tag = session.get(Tag, id)
+    if not tag:
         raise HTTPException(status_code=status.HTTP_404_NOT_FOUND)
+    return tag
 
 
-@router.delete("/{name}", status_code=status.HTTP_204_NO_CONTENT, summary="Delete a tag by name")
+@router.delete("/{id}", status_code=status.HTTP_204_NO_CONTENT)
 async def delete_tag(
         *,
-        name: str = Path(..., title="Name of the tag"),
+        id: str = Path(..., title="ID of the tag"),
         session: Session = Depends(database.get_session)
 ):
     """Delete a tag specified by name."""
 
-    tag = session.exec(select(Tag).where(Tag.name == name)).one()
+    tag = session.get(Tag, id)
+    if not tag:
+        raise HTTPException(status_code=status.HTTP_404_NOT_FOUND)
     session.delete(tag)
     session.commit()
     # TODO: This method implicitly returns None, which will be converted to null by FastAPI, which triggers a
     #  warning, because the method returns with header HTTP_204_NO_CONTENT, but has content
 
 
-@router.patch("/{name}", summary="Apply partial updates to a tag by name")
+@router.patch("/{id}")
 async def patch_tag(
         *,
         tag: TagCreate,
-        name: str = Path(..., title="Name of the tag"),
+        id: str = Path(..., title="ID of the tag"),
         session: Session = Depends(database.get_session)
 ):
     """Apply partial updates to a tag."""
 
-    # Search for tag with name in database
-    try:
-        db_tag = session.exec(select(Tag).where(Tag.name == name)).one()
-    except sqlalchemy.exc.NoResultFound:
+    # Fetch tag with id from database
+    db_tag = session.get(Tag, id)
+    if not db_tag:
         raise HTTPException(status_code=status.HTTP_404_NOT_FOUND)
 
     # Set all provided arguments in the database project