diff --git a/libs/ui/common/src/lib/commandsR/stores/cart.ts b/libs/ui/common/src/lib/commandsR/stores/cart.ts
index 75176e6..ce8516c 100644
--- a/libs/ui/common/src/lib/commandsR/stores/cart.ts
+++ b/libs/ui/common/src/lib/commandsR/stores/cart.ts
@@ -2,67 +2,38 @@ import {create} from "zustand/index";
 
 export interface CartsState {
   carts: {[tableNumber: number]: {itemId: string, quantity: number}[]};
-  addItem: (tableNumber: number, itemId: string, quantity: number) => void;
-  removeItem: (itableNumber: number, itemId: string, quantity: number) => void;
+  updateItem: (itableNumber: number, itemId: string, quantity: number) => void;
   resetCart: (tableNumber: number) => void;
 }
 
 export const useCarts = create<CartsState>((set) => ({
   carts: {},
-  addItem: (tableNumber, itemId, quantity) => set((state) => {
-      const currentCart = state.carts[tableNumber] || [];
-
-      // Check if item exists
-      const itemIndex = currentCart.findIndex(
-        (element) => element.itemId === itemId
-      );
-
-      return {
-        carts: {
-          ...state.carts,
-          [tableNumber]:
-            itemIndex !== -1
-              ? currentCart.map((item, index) =>
-                  index === itemIndex
-                    ? { ...item, quantity: item.quantity + quantity }
-                    : item
-                )
-              : [...currentCart, { itemId, quantity }],
-        },
-      };
-    }),
-    removeItem: (tableNumber, itemId, quantity) =>
-      set((state) => {
-        const currentCart = state.carts[tableNumber] || [];
-
-        const itemIndex = currentCart.findIndex(
-          (element) => element.itemId === itemId
-        );
-
-        if (itemIndex === -1) return state;
-
-        const updatedCart = currentCart
-          .map((item, index) =>
-            index === itemIndex
-              ? { ...item, quantity: item.quantity - quantity }
-              : item
-          )
-          .filter((item) => item.quantity > 0);
-
-        return {
-          carts: {
-            ...state.carts,
-            [tableNumber]: updatedCart,
-          },
-        };
-      }),
-      resetCart: (tableNumber) =>
-        set((state) => ({
-          carts: {
-            ...state.carts,
-            [tableNumber]: [],
-          },
-        })
-      ),
+  updateItem: (tableNumber, itemId, quantity) => set((state) => {
+    const currentCart =  state.carts[tableNumber] || [];
+
+    const itemIndex = currentCart.findIndex(element => element.itemId === itemId);
+
+    return {
+      carts: {
+        ...state.carts,
+        tableNumber:
+        (itemIndex === -1) ? [...currentCart, {itemId, quantity}].filter(element => element.quantity > 0)
+        : currentCart.map(element => {
+          if (element.itemId === itemId) {
+            element.quantity = quantity
+          }
+          return element
+        }).filter(element => element.quantity > 0)
+      }
+    }
+  }),
+  resetCart: (tableNumber) =>
+    set((state) => ({
+      carts: {
+        ...state.carts,
+        [tableNumber]: [],
+      },
+    })
+  ),
   })
 );