refactor: repo (#1070)

packages/web/src/javascripts/Components/FileContextMenu/FileContextMenu.tsx

@@ -0,0 +1,122 @@
+import { MAX_MENU_SIZE_MULTIPLIER, MENU_MARGIN_FROM_APP_BORDER } from '@/Constants/Constants'
+import { FilesController } from '@/Controllers/FilesController'
+import { SelectedItemsController } from '@/Controllers/SelectedItemsController'
+import { useCloseOnBlur } from '@/Hooks/useCloseOnBlur'
+import { useCloseOnClickOutside } from '@/Hooks/useCloseOnClickOutside'
+import { observer } from 'mobx-react-lite'
+import { FunctionComponent, useCallback, useEffect, useRef, useState } from 'react'
+import FileMenuOptions from './FileMenuOptions'
+
+type Props = {
+  filesController: FilesController
+  selectionController: SelectedItemsController
+}
+
+const FileContextMenu: FunctionComponent<Props> = observer(({ filesController, selectionController }) => {
+  const { showFileContextMenu, setShowFileContextMenu, fileContextMenuLocation } = filesController
+
+  const [contextMenuStyle, setContextMenuStyle] = useState<React.CSSProperties>({
+    top: 0,
+    left: 0,
+    visibility: 'hidden',
+  })
+  const [contextMenuMaxHeight, setContextMenuMaxHeight] = useState<number | 'auto'>('auto')
+  const contextMenuRef = useRef<HTMLDivElement>(null)
+  const [closeOnBlur] = useCloseOnBlur(contextMenuRef, (open: boolean) => setShowFileContextMenu(open))
+  useCloseOnClickOutside(contextMenuRef, () => filesController.setShowFileContextMenu(false))
+
+  const reloadContextMenuLayout = useCallback(() => {
+    const { clientHeight } = document.documentElement
+    const defaultFontSize = window.getComputedStyle(document.documentElement).fontSize
+    const maxContextMenuHeight = parseFloat(defaultFontSize) * MAX_MENU_SIZE_MULTIPLIER
+    const footerElementRect = document.getElementById('footer-bar')?.getBoundingClientRect()
+    const footerHeightInPx = footerElementRect?.height
+
+    let openUpBottom = true
+
+    if (footerHeightInPx) {
+      const bottomSpace = clientHeight - footerHeightInPx - fileContextMenuLocation.y
+      const upSpace = fileContextMenuLocation.y
+
+      if (maxContextMenuHeight > bottomSpace) {
+        if (upSpace > maxContextMenuHeight) {
+          openUpBottom = false
+          setContextMenuMaxHeight('auto')
+        } else {
+          if (upSpace > bottomSpace) {
+            setContextMenuMaxHeight(upSpace - MENU_MARGIN_FROM_APP_BORDER)
+            openUpBottom = false
+          } else {
+            setContextMenuMaxHeight(bottomSpace - MENU_MARGIN_FROM_APP_BORDER)
+          }
+        }
+      } else {
+        setContextMenuMaxHeight('auto')
+      }
+    }
+
+    if (openUpBottom) {
+      setContextMenuStyle({
+        top: fileContextMenuLocation.y,
+        left: fileContextMenuLocation.x,
+        visibility: 'visible',
+      })
+    } else {
+      setContextMenuStyle({
+        bottom: clientHeight - fileContextMenuLocation.y,
+        left: fileContextMenuLocation.x,
+        visibility: 'visible',
+      })
+    }
+  }, [fileContextMenuLocation.x, fileContextMenuLocation.y])
+
+  useEffect(() => {
+    if (showFileContextMenu) {
+      reloadContextMenuLayout()
+    }
+  }, [reloadContextMenuLayout, showFileContextMenu])
+
+  useEffect(() => {
+    window.addEventListener('resize', reloadContextMenuLayout)
+    return () => {
+      window.removeEventListener('resize', reloadContextMenuLayout)
+    }
+  }, [reloadContextMenuLayout])
+
+  return (
+    <div
+      ref={contextMenuRef}
+      className="sn-dropdown min-w-60 max-h-120 max-w-xs flex flex-col py-2 overflow-y-auto fixed"
+      style={{
+        ...contextMenuStyle,
+        maxHeight: contextMenuMaxHeight,
+      }}
+    >
+      <FileMenuOptions
+        filesController={filesController}
+        selectionController={selectionController}
+        closeOnBlur={closeOnBlur}
+        closeMenu={() => setShowFileContextMenu(false)}
+        shouldShowRenameOption={false}
+        shouldShowAttachOption={false}
+      />
+    </div>
+  )
+})
+
+FileContextMenu.displayName = 'FileContextMenu'
+
+const FileContextMenuWrapper: FunctionComponent<Props> = ({ filesController, selectionController }) => {
+  const { showFileContextMenu } = filesController
+  const { selectedFiles } = selectionController
+
+  const selectedFile = selectedFiles[0]
+
+  if (!showFileContextMenu || !selectedFile) {
+    return null
+  }
+
+  return <FileContextMenu filesController={filesController} selectionController={selectionController} />
+}
+
+export default observer(FileContextMenuWrapper)