feat(throttle): add tohrottling util
This commit is contained in:
32
src/shared/lib/utils/throttle/throttle.ts
Normal file
32
src/shared/lib/utils/throttle/throttle.ts
Normal file
@@ -0,0 +1,32 @@
|
||||
/**
|
||||
* Throttle function execution to a maximum frequency.
|
||||
*
|
||||
* @param fn Function to throttle.
|
||||
* @param wait Maximum time between function calls.
|
||||
* @returns Throttled function.
|
||||
*/
|
||||
export function throttle<T extends (...args: any[]) => any>(
|
||||
fn: T,
|
||||
wait: number,
|
||||
): (...args: Parameters<T>) => void {
|
||||
let lastCall = 0;
|
||||
let timeoutId: ReturnType<typeof setTimeout> | null = null;
|
||||
|
||||
return (...args: Parameters<T>) => {
|
||||
const now = Date.now();
|
||||
const timeSinceLastCall = now - lastCall;
|
||||
|
||||
if (timeSinceLastCall >= wait) {
|
||||
lastCall = now;
|
||||
fn(...args);
|
||||
} else {
|
||||
// Schedule for end of wait period
|
||||
if (timeoutId) clearTimeout(timeoutId);
|
||||
timeoutId = setTimeout(() => {
|
||||
lastCall = Date.now();
|
||||
fn(...args);
|
||||
timeoutId = null;
|
||||
}, wait - timeSinceLastCall);
|
||||
}
|
||||
};
|
||||
}
|
||||
Reference in New Issue
Block a user