"use strict";

exports.__esModule = true;
exports.default = useLocalStorage;

var _react = require("react");

// Hook
function useLocalStorage(key, initialValue) {
  // State to store our value
  // Pass initial state function to useState so logic is only executed once
  const [storedValue, setStoredValue] = (0, _react.useState)(initialValue ? initialValue : undefined);
  (0, _react.useEffect)(() => {
    try {
      // Get from local storage by key
      const item = window.localStorage.getItem(key); // Parse stored json or if none return initialValue

      setStoredValue(item ? JSON.parse(item) : initialValue);
    } catch (error) {
      // If error also return initialValue
      console.log(error);
      setStoredValue(initialValue);
    }
  }, [storedValue]); // Return a wrapped version of useState's setter function that ...
  // ... persists the new value to localStorage.

  const setValue = value => {
    try {
      // Allow value to be a function so we have same API as useState
      const valueToStore = value instanceof Function ? value(storedValue) : value; // Save state

      setStoredValue(valueToStore); // Save to local storage

      window.localStorage.setItem(key, JSON.stringify(valueToStore));
    } catch (error) {
      // A more advanced implementation would handle the error case
      console.log(error);
    }
  };

  return [storedValue, setValue];
}

module.exports = exports.default;