Remove unused lightbox options (#1616)

* Inline lightbox helpers

* Delete unused useImagePrefetch

* Delete unused long press gesture

* Always enable double tap

* Always enable swipe to close

* Remove unused onImageIndexChange

* Inline custom Hooks into ImageViewing

* Declare LightboxFooter outside Lightbox

* Add more TODO comments

* Inline useDoubleTapToZoom

* Remove dead utils, move utils used only once

1 files changed, 0 insertions, 32 deletions

diff --git a/src/view/com/lightbox/ImageViewing/hooks/useImageIndexChange.ts b/src/view/com/lightbox/ImageViewing/hooks/useImageIndexChange.ts
deleted file mode 100644
index 16430f3aa..000000000
--- a/src/view/com/lightbox/ImageViewing/hooks/useImageIndexChange.ts
+++ /dev/null
@@ -1,32 +0,0 @@
-/**
- * Copyright (c) JOB TODAY S.A. and its affiliates.
- *
- * This source code is licensed under the MIT license found in the
- * LICENSE file in the root directory of this source tree.
- *
- */
-
-import {useState} from 'react'
-import {NativeSyntheticEvent, NativeScrollEvent} from 'react-native'
-
-import {Dimensions} from '../@types'
-
-const useImageIndexChange = (imageIndex: number, screen: Dimensions) => {
-  const [currentImageIndex, setImageIndex] = useState(imageIndex)
-  const onScroll = (event: NativeSyntheticEvent<NativeScrollEvent>) => {
-    const {
-      nativeEvent: {
-        contentOffset: {x: scrollX},
-      },
-    } = event
-
-    if (screen.width) {
-      const nextIndex = Math.round(scrollX / screen.width)
-      setImageIndex(nextIndex < 0 ? 0 : nextIndex)
-    }
-  }
-
-  return [currentImageIndex, onScroll] as const
-}
-
-export default useImageIndexChange