From 33ca9f0c0346947a9a8f571e3d11a2e550a19d15 Mon Sep 17 00:00:00 2001
From: Sam Becker <sam@sambecker.com>
Date: Wed, 29 Jan 2025 22:32:21 -0600
Subject: [PATCH] Make iOS status bar dark when zooming

---
 src/components/image/useImageZoomControls.ts | 47 ++++++++------------
 1 file changed, 18 insertions(+), 29 deletions(-)

diff --git a/src/components/image/useImageZoomControls.ts b/src/components/image/useImageZoomControls.ts
index 80e7a7c5..559acd0f 100644
--- a/src/components/image/useImageZoomControls.ts
+++ b/src/components/image/useImageZoomControls.ts
@@ -1,11 +1,9 @@
+import useMetaThemeColor from '@/site/useMetaThemeColor';
 import { useAppState } from '@/state/AppState';
 import useKeydownHandler from '@/utility/useKeydownHandler';
-import { RefObject, useCallback, useEffect, useRef } from 'react';
+import { RefObject, useCallback, useEffect, useRef, useState } from 'react';
 import Viewer from 'viewerjs';
 
-const EVENT_SHOWN = 'shown';
-const EVENT_HIDDEN = 'hidden';
-
 export default function useImageZoomControls(
   imageRef: RefObject<HTMLDivElement | null>,
   isEnabled?: boolean,
@@ -15,6 +13,10 @@ export default function useImageZoomControls(
 
   const { setShouldRespondToKeyboardCommands } = useAppState();
 
+  const [colorLight, setColorLight] = useState<string>();
+
+  useMetaThemeColor({ colorLight });
+
   useEffect(() => {
     if (imageRef.current && isEnabled) {
       viewerRef.current = new Viewer(imageRef.current, {
@@ -27,12 +29,23 @@ export default function useImageZoomControls(
           reset: 2,
           zoomOut: 3,
         },
+        show: () => {
+          setShouldRespondToKeyboardCommands?.(false);
+          setColorLight('#000');
+        },
+        hide: () => {
+          setTimeout(() => setColorLight(undefined), 300);
+        },
+        hidden: () => {
+          setShouldRespondToKeyboardCommands?.(true);
+        },
       });
       return () => {
         viewerRef.current?.destroy();
+        viewerRef.current = null;
       };
     }
-  }, [imageRef, isEnabled]);
+  }, [imageRef, isEnabled, setShouldRespondToKeyboardCommands]);
 
   const open = useCallback(() => {
     viewerRef.current?.show();
@@ -42,30 +55,6 @@ export default function useImageZoomControls(
     viewerRef.current?.hide();
   }, [viewerRef]);
 
-  // On shown, disable keyboard commands
-  const onShown = useCallback(() =>
-    setShouldRespondToKeyboardCommands?.(false),
-  [setShouldRespondToKeyboardCommands]);
-  useEffect(() => {
-    const imageRefCurrent = imageRef.current;
-    imageRefCurrent?.addEventListener(EVENT_SHOWN, onShown);
-    return () => {
-      imageRefCurrent?.removeEventListener(EVENT_SHOWN, onShown);
-    };
-  }, [imageRef, onShown]);
-
-  // On hidden, reenable keyboard commands
-  const onHide = useCallback(() =>
-    setShouldRespondToKeyboardCommands?.(true),
-  [setShouldRespondToKeyboardCommands]);
-  useEffect(() => {
-    const imageRefCurrent = imageRef.current;
-    imageRefCurrent?.addEventListener(EVENT_HIDDEN, onHide);
-    return () => {
-      imageRefCurrent?.removeEventListener(EVENT_HIDDEN, onHide);
-    };
-  }, [imageRef, onHide]);
-
   // On 'F' keydown, toggle fullscreen
   const handleKeyDown = useCallback(() => {
     if (shouldExpandOnFKeydown) {