codanna 0.9.19

Code Intelligence for Large Language Models
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76

'use client';

import { useState, useEffect, useCallback } from 'react';

export function useLocalStorage(key, initialValue) {
  // State to store our value
  const [storedValue, setStoredValue] = useState(() => {
    if (typeof window === 'undefined') {
      return initialValue;
    }

    try {
      const item = window.localStorage.getItem(key);
      return item ? JSON.parse(item) : initialValue;
    } catch (error) {
      console.warn(`Error reading localStorage key "${key}":`, error);
      return initialValue;
    }
  });

  // Return a wrapped version of useState's setter function that
  // persists the new value to localStorage
  const setValue = useCallback(
    (value) => {
      try {
        // Allow value to be a function so we have same API as useState
        const valueToStore =
          value instanceof Function ? value(storedValue) : value;

        setStoredValue(valueToStore);

        if (typeof window !== 'undefined') {
          window.localStorage.setItem(key, JSON.stringify(valueToStore));
        }
      } catch (error) {
        console.warn(`Error setting localStorage key "${key}":`, error);
      }
    },
    [key, storedValue]
  );

  const removeValue = useCallback(() => {
    try {
      setStoredValue(initialValue);
      if (typeof window !== 'undefined') {
        window.localStorage.removeItem(key);
      }
    } catch (error) {
      console.warn(`Error removing localStorage key "${key}":`, error);
    }
  }, [key, initialValue]);

  // Listen for changes in other tabs/windows
  useEffect(() => {
    if (typeof window === 'undefined') {
      return;
    }

    const handleStorageChange = (event) => {
      if (event.key === key && event.newValue !== null) {
        try {
          setStoredValue(JSON.parse(event.newValue));
        } catch (error) {
          console.warn(`Error parsing localStorage change for "${key}":`, error);
        }
      }
    };

    window.addEventListener('storage', handleStorageChange);
    return () => window.removeEventListener('storage', handleStorageChange);
  }, [key]);

  return [storedValue, setValue, removeValue];
}

export default useLocalStorage;