feat: add some features

src/helpers/debounce.ts

@@ -0,0 +1,13 @@
+let timeout: NodeJS.Timeout | null = null;
+
+export const debounce = <F extends (...args: any[]) => any>(func: F, delay = 250) => {
+    return (...args: Parameters<F>) => {
+        if (timeout) {
+            clearTimeout(timeout);
+        }
+
+        timeout = setTimeout(() => {
+            func(...args);
+        }, delay);
+    };
+};

src/helpers/user-os.ts

@@ -0,0 +1,29 @@
+export const getUserOS = () => {
+    const userAgent = navigator.userAgent || navigator.vendor;
+
+    if (/windows phone/i.test(userAgent)) {
+        return 'windows-phone';
+    }
+
+    if (/win/i.test(userAgent)) {
+        return 'windows';
+    }
+
+    if (/iPad|iPhone|iPod/.test(userAgent)) {
+        return 'ios';
+    }
+
+    if (/Mac/i.test(navigator.platform) && !('ontouchend' in document)) {
+        return 'macos';
+    }
+
+    if (/android/i.test(userAgent)) {
+        return 'android';
+    }
+
+    if (/linux/i.test(userAgent)) {
+        return 'linux';
+    }
+
+    return 'unknown';
+};

src/helpers/uuid.ts

@@ -0,0 +1,3 @@
+export const uuid = (length = 12): string => {
+    return Math.random().toString(36).substring(3, length);
+};