From eda47b7bf41b562d9aa60c3ebb726dbbe13efe97 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bernhard=20Gro=C3=9Fer?=
 <30469627+boerniee@users.noreply.github.com>
Date: Wed, 24 Feb 2021 16:56:44 +0100
Subject: [PATCH] #183 added backend validation for mealplanning timespan

---
 mealie/services/meal_services.py | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/mealie/services/meal_services.py b/mealie/services/meal_services.py
index a723b3fde..d681112b1 100644
--- a/mealie/services/meal_services.py
+++ b/mealie/services/meal_services.py
@@ -2,7 +2,7 @@ from datetime import date, timedelta
 from typing import List, Optional
 
 from db.database import db
-from pydantic import BaseModel
+from pydantic import BaseModel, validator
 from sqlalchemy.orm.session import Session
 
 from services.recipe_services import Recipe
@@ -41,6 +41,12 @@ class MealPlan(BaseModel):
             }
         }
 
+    @validator('endDate')
+    def endDate_after_startDate(cls, v, values, **kwargs):
+        if 'startDate' in values and v < values['startDate']:
+            raise ValueError('EndDate should be greater than StartDate')
+        return v
+
     def process_meals(self, session: Session):
         meals = []
         for x, meal in enumerate(self.meals):