Moved adjust from IngredientsController to MealsController

app/controllers/ingredients_controller.rb

@@ -1,12 +1,5 @@
 class IngredientsController < ApplicationController
   include Concerns::Finders
 
-  before_action :find_ingredient, only: [:adjust]
   before_action :authorize
-
-  def adjust
-    amount = params[:adjustment].to_i
-    @ingredient.amount += amount if @ingredient.amount > -amount
-    @ingredient.save
-  end
 end

app/controllers/meals_controller.rb

@@ -9,6 +9,7 @@ class MealsController < ApplicationController
   before_action :find_quantity_by_quantity_id, only: [:toggle_exposure]
   before_action :find_meal, only: [:edit, :update, :destroy, :edit_notes, :update_notes,
                                    :toggle_eaten]
+  before_action :find_ingredient, only: [:adjust]
   before_action :authorize
 
   def index
@@ -65,6 +66,17 @@ class MealsController < ApplicationController
     prepare_meals
   end
 
+  def adjust
+    amount = params[:adjustment].to_i
+    @ingredient.amount += amount if @ingredient.amount > -amount
+    @ingredient.save
+
+    prepare_meals
+    @meal = @ingredient.composition
+    @date = @meal.display_date
+    @meal_index = @meals_by_date[@date].index(@meal)
+  end
+
   private
 
   def meal_params