Documentation and refactor code

1 files changed, 30 insertions, 5 deletions

diff --git a/src/core/utils/address.js b/src/core/utils/address.js
index c545d34b..b20feba3 100644
--- a/src/core/utils/address.js
+++ b/src/core/utils/address.js
@@ -1,28 +1,53 @@
+/**
+ * Gets the address data from local storage.
+ *
+ * @returns {object} - Returns the address data as an object, or an empty object if not found.
+ */
 const getAddress = () => {
-  if (typeof window !== 'undefined') {
+  if (typeof window !== 'undefined' && window.localStorage) {
     const address = localStorage.getItem('address')
     if (address) return JSON.parse(address)
   }
   return {}
 }
 
+/**
+ * Sets the address data to local storage.
+ *
+ * @param {object} address - The address data to be stored as an object.
+ * @returns {boolean} - Returns `true` if the address data is successfully stored, `false` otherwise.
+ */
 const setAddress = (address) => {
-  if (typeof window !== 'undefined') {
+  if (typeof window !== 'undefined' && window.localStorage) {
     localStorage.setItem('address', JSON.stringify(address))
+    return true
   }
-  return
+  return false
 }
 
+/**
+ * Gets the value of a specific key from the address data.
+ *
+ * @param {string} key - The key of the address data to be retrieved.
+ * @returns {*} - The value of the specified key, or false if the key does not exist.
+ */
 const getItemAddress = (key) => {
   let address = getAddress()
-  return address[key]
+  return address[key] || false
 }
 
+/**
+ * Updates the value of a specific key in the address data.
+ *
+ * @param {string} key - The key of the address data to be updated.
+ * @param {*} value - The new value to be set for the specified key.
+ * @returns {boolean} - Returns `true`
+ */
 const updateItemAddress = (key, value) => {
   let address = getAddress()
   address[key] = value
   setAddress(address)
-  return
+  return true
 }
 
 export { getItemAddress, updateItemAddress }