Added Improvements to Backend

backend/app.py

@@ -26,7 +26,7 @@
 
 @app.route("/")
 def home() -> Response:
-    return jsonify('Carbon Track APP BACKEND API :: UNAUTHORIZED ACCESS')
+    return jsonify('Carbon Track APP BACKEND API :: If You Can See This Message You Can Reach This API')
 
 
 # Error handler for 400 Bad Request errors

backend/routes/users.py

@@ -39,16 +39,17 @@ def create_user() -> Response:
     try:
         res: dict = request.get_json()['user']
         user = User.from_json(res)
+        user.email = user.email.lower()
 
-        query = {"email": user.email.lower()}
+        query = {"email": user.email}
         item = CarbonTrackDB.users_coll.find_one(query)
         if item is None:
             user = user.to_json()
             inserted_id = CarbonTrackDB.users_coll.insert_one(user).inserted_id
             user = User.from_json(CarbonTrackDB.users_coll.find_one({"_id": inserted_id})).to_json()
             return jsonify({'user': user})
         else:
-            abort(code=400, description="User Already Exits With Same Email, Please Log In")
+            return jsonify({'error': "User Already Exits With Same Email, Please Log In"})
     except CarbonTrackError as e:
         abort(code=400, description=f"{e}")
 

backend/utils/customJSONEncoder.py

@@ -3,13 +3,17 @@
 import json
 from flask.json.provider import JSONProvider
 
+from models.abstract_db_model import DB_MODEL
+
 
 class CustomJSONEncoder(json.JSONEncoder):
     def default(self, obj):
         if isinstance(obj, ObjectId):
             return obj.__str__()
         if isinstance(obj, datetime):
             return obj.isoformat()
+        if isinstance(obj, DB_MODEL):
+            return obj.to_json()
         return super().default(obj)