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/**
* useCounter return type
*/
export interface UseCounterReturn {
/**
* Current counter value
*/
count: number;
/**
* Increment the counter by 1
*/
increment: () => void;
/**
* Decrement the counter by 1
*/
decrement: () => void;
/**
* Reset the counter back to its initial value
*/
reset: () => void;
}
/**
* A hook for managing counter state with increment, decrement, and reset.
* Ideal for quantity selectors, pagination, and scoreboards.
*
* @param initialValue - Initial counter value (default: 0)
* @returns Object containing the current count and control functions
*
* @example
* ```tsx
* function Counter() {
* const { count, increment, decrement, reset } = useCounter(0);
*
* return (
* <div>
* <h2>Counter: {count}</h2>
* <button onClick={increment}>+ Increment</button>
* <button onClick={decrement}>- Decrement</button>
* <button onClick={reset}>Reset</button>
* </div>
* );
* }
* ```
*/
export function useCounter(initialValue: number = 0): UseCounterReturn {
const [count, setCount] = useState(initialValue);
const increment = useCallback(() => {
setCount((prev) => prev + 1);
}, []);
const decrement = useCallback(() => {
setCount((prev) => prev - 1);
}, []);
const reset = useCallback(() => {
setCount(initialValue);
}, [initialValue]);
return { count, increment, decrement, reset };
}
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