doc: add REMOVE_FROM_BASKET case

src/redux/reducer.js

@@ -13,6 +13,25 @@ const reducer = (state, action) => {
         basket: [...state.basket, action.item],
       };
 
+    case "REMOVE_FROM_BAKSET":
+      const index = state.basket.findIndex(
+        (basketItem) => basketItem.id === action.id
+      );
+      let newBasket = [...state.basket];
+
+      if (index >= 0) {
+        newBasket.splice(index, 1);
+      } else {
+        alert(
+          `Can't remove product (id: ${action.id}) as is not in the basket!`
+        );
+      }
+
+      return {
+        ...state,
+        basket: newBasket,
+      };
+
     default:
       return state;
   }