| const CartData = { |
| CartItems: JSON.parse(localStorage.getItem("CartItems")) || [], |
| }; |
|
|
| const CartItemsAdded = (state = CartData, action) => { |
| switch (action.type) { |
| case "ADD_TO_CART": |
| const productData = action.data; |
| const updatedCart = [...state.CartItems, productData]; |
| localStorage.setItem("CartItems", JSON.stringify(updatedCart)); |
| return { |
| ...state, |
| CartItems: updatedCart, |
| }; |
| case "REMOVE_FROM_CART": |
| const itemId = action.id; |
| const newCart = state.CartItems.filter( |
| (element) => element.id !== itemId |
| ); |
| localStorage.setItem("CartItems", JSON.stringify(newCart)); |
| return { |
| ...state, |
| CartItems: newCart, |
| }; |
| case "INCREASE_QUANTITY": |
| const itemIndex = state.CartItems.findIndex( |
| (item) => item.id === action.id |
| ); |
| const newCartItems = [...state.CartItems]; |
| newCartItems[itemIndex].quantity++; |
| localStorage.setItem("CartItems", JSON.stringify(newCartItems)); |
| return { |
| ...state, |
| CartItems: newCartItems, |
| }; |
| case "DECREASE_QUANTITY": |
| const itemIndex2 = state.CartItems.findIndex( |
| (item) => item.id === action.id |
| ); |
| const newCartItems2 = [...state.CartItems]; |
| newCartItems2[itemIndex2].quantity--; |
| localStorage.setItem("CartItems", JSON.stringify(newCartItems2)); |
| return { |
| ...state, |
| CartItems: newCartItems2, |
| }; |
| default: |
| return state; |
| } |
| }; |
|
|
| export default CartItemsAdded; |
|
|
