Initial commit for project Spoon!

packages/ui/src/hooks/index.tsx

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+export { useIsMobile } from './use-mobile';
+export { useOnClickOutside } from './use-on-click-outside';

packages/ui/src/hooks/use-mobile.ts

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+import * as React from 'react';
+
+const MOBILE_BREAKPOINT = 768;
+
+export const useIsMobile = () => {
+  const [isMobile, setIsMobile] = React.useState<boolean | undefined>(
+    undefined,
+  );
+
+  React.useEffect(() => {
+    const mql = window.matchMedia(`(max-width: ${MOBILE_BREAKPOINT - 1}px)`);
+    const onChange = () => {
+      setIsMobile(window.innerWidth < MOBILE_BREAKPOINT);
+    };
+    mql.addEventListener('change', onChange);
+    setIsMobile(window.innerWidth < MOBILE_BREAKPOINT);
+    return () => mql.removeEventListener('change', onChange);
+  }, []);
+
+  return !!isMobile;
+};

packages/ui/src/hooks/use-on-click-outside.tsx

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+import * as React from 'react';
+
+type EventType =
+  | 'mousedown'
+  | 'mouseup'
+  | 'touchstart'
+  | 'touchend'
+  | 'focusin'
+  | 'focusout';
+
+export const useOnClickOutside = <T extends Element>(
+  ref: React.RefObject<T | null> | React.RefObject<T | null>[],
+  handler: (event: MouseEvent | TouchEvent | FocusEvent) => void,
+  eventType: EventType = 'mousedown',
+  eventListenerOptions: AddEventListenerOptions = {},
+): void => {
+  const savedHandler = React.useRef(handler);
+
+  React.useLayoutEffect(() => {
+    savedHandler.current = handler;
+  }, [handler]);
+
+  React.useEffect(() => {
+    const listener = (event: MouseEvent | TouchEvent | FocusEvent) => {
+      const target = event.target as Node;
+
+      // Do nothing if the target is not connected element with document
+      if (!target.isConnected) {
+        return;
+      }
+
+      const isOutside = Array.isArray(ref)
+        ? ref
+            .filter((r) => Boolean(r.current))
+            .every((r) => r.current && !r.current.contains(target))
+        : ref.current && !ref.current.contains(target);
+
+      if (isOutside) {
+        savedHandler.current(event);
+      }
+    };
+
+    document.addEventListener(
+      eventType,
+      listener as EventListener,
+      eventListenerOptions,
+    );
+
+    return () => {
+      document.removeEventListener(
+        eventType,
+        listener as EventListener,
+        eventListenerOptions,
+      );
+    };
+  }, [ref, eventType, eventListenerOptions]);
+};
+
+export type { EventType };