From 3c4899b3c4ae55285559215023a25e365c9f4e30 Mon Sep 17 00:00:00 2001
From: Foysal Ahamed <foysal@blueskyweb.xyz>
Date: Mon, 18 Sep 2023 23:34:12 +0200
Subject: :bug: Handle middle mouse click on feed list items (#1469)

* :bug: Handle middle mouse click on feed list items

* :recycle: Refactor the event listener and turn it into a dedicated hook for web

* :broom: Cleanup unnecessary Link changes

* Fix import

* Create native version of useAuxClick

---------

Co-authored-by: Paul Frazee <pfrazee@gmail.com>
---
 src/lib/hooks/useAuxClick.web.ts | 43 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 43 insertions(+)
 create mode 100644 src/lib/hooks/useAuxClick.web.ts

(limited to 'src/lib/hooks/useAuxClick.web.ts')

diff --git a/src/lib/hooks/useAuxClick.web.ts b/src/lib/hooks/useAuxClick.web.ts
new file mode 100644
index 000000000..ca9811615
--- /dev/null
+++ b/src/lib/hooks/useAuxClick.web.ts
@@ -0,0 +1,43 @@
+import {useEffect} from 'react'
+
+// This is the handler for the middle mouse button click on the feed.
+// Normally, we would do this via `onAuxClick` handler on each link element
+// However, that handler is not supported on react-native-web and there are some
+// discrepancies between various browsers (i.e: safari doesn't trigger it and routes through click event)
+// So, this temporary alternative is meant to bridge the gap in an efficient way until the support improves.
+export const useAuxClick = () => {
+  const isSafari = /^((?!chrome|android).)*safari/i.test(navigator.userAgent)
+  useEffect(() => {
+    // On the web, it should always be there but in case it gets accidentally included in native builds
+    const wrapperEl = document?.body
+
+    // Safari already handles auxclick event as click+metaKey so we need to avoid doing this there in case it becomes recursive
+    if (wrapperEl && !isSafari) {
+      const handleAuxClick = (e: MouseEvent & {target: HTMLElement}) => {
+        // Only handle the middle mouse button click
+        // Only handle if the clicked element itself or one of its ancestors is a link
+        if (
+          e.button !== 1 ||
+          e.target.closest('a') ||
+          e.target.tagName === 'A'
+        ) {
+          return
+        }
+
+        // On the original element, trigger a click event with metaKey set to true so that it triggers
+        // the browser's default behavior of opening the link in a new tab
+        e.target.dispatchEvent(
+          new MouseEvent('click', {metaKey: true, bubbles: true}),
+        )
+      }
+
+      // @ts-ignore For web only
+      wrapperEl.addEventListener('auxclick', handleAuxClick)
+
+      return () => {
+        // @ts-ignore For web only
+        wrapperEl?.removeEventListener('auxclick', handleAuxClick)
+      }
+    }
+  }, [isSafari])
+}
-- 
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