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/**
* Retrieves cart data from localStorage, if available.
*
* @returns {Object} - The cart data as an object, or an empty object if not found.
*/
const getCart = () => {
if (typeof window !== 'undefined' && window.localStorage) {
const cart = localStorage.getItem('cart')
if (cart) return JSON.parse(cart)
}
return {}
}
/**
* Saves cart data to localStorage, if available.
*
* @param {Object} cart - The cart data to be saved.
* @returns {boolean} - Returns `true` if cart data is saved successfully, `false` otherwise.
*/
const setCart = (cart) => {
if (typeof window !== 'undefined' && window.localStorage) {
const storageChangeEvent = new Event('localStorageChange')
localStorage.setItem('cart', JSON.stringify(cart))
window.dispatchEvent(storageChangeEvent)
return true
}
return false
}
/**
* Retrieves an item from the cart data based on the given product ID.
*
* @param {Object} options - The options object containing the productId.
* @param {string} options.productId - The ID of the product to be retrieved from the cart.
* @returns {Object} - Returns the item object from the cart data, or `undefined` if not found.
*/
const getItemCart = ({ productId }) => {
let cart = getCart()
return cart[productId]
}
/**
* Updates an item in the cart data with the given productId, quantity, and selected status.
*
* @param {Object} options - The options object containing the productId, quantity, and selected status.
* @param {string} options.productId - The ID of the product to be updated in the cart.
* @param {number} options.quantity - The new quantity of the product in the cart.
* @param {boolean} [options.selected=false] - The new selected status of the product in the cart. Default is `false`.
* @returns {boolean} - Returns `true`.
*/
const updateItemCart = ({ productId, quantity, selected = false }) => {
let cart = getCart()
quantity = parseInt(quantity)
cart[productId] = { productId, quantity, selected }
setCart(cart)
return true
}
/**
* Deletes an item from the cart data with the given productId.
*
* @param {Object} options - The options object containing the productId.
* @param {string} options.productId - The ID of the product to be deleted from the cart.
* @returns {boolean} - Returns `true`.
*/
const deleteItemCart = ({ productId }) => {
let cart = getCart()
delete cart[productId]
setCart(cart)
return true
}
export { getCart, getItemCart, updateItemCart, deleteItemCart }
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