feat: multiple files selected view (#1062)

app/assets/javascripts/Components/MultipleSelectedFiles/MultipleSelectedFiles.tsx

@@ -0,0 +1,41 @@
+import { IlNotesIcon } from '@standardnotes/icons'
+import { observer } from 'mobx-react-lite'
+import Button from '../Button/Button'
+import { useCallback } from 'react'
+import FileOptionsPanel from '../FileContextMenu/FileOptionsPanel'
+import { FilesController } from '@/Controllers/FilesController'
+import { SelectedItemsController } from '@/Controllers/SelectedItemsController'
+
+type Props = {
+  filesController: FilesController
+  selectionController: SelectedItemsController
+}
+
+const MultipleSelectedFiles = ({ filesController, selectionController }: Props) => {
+  const count = selectionController.selectedFilesCount
+
+  const cancelMultipleSelection = useCallback(() => {
+    selectionController.cancelMultipleSelection()
+  }, [selectionController])
+
+  return (
+    <div className="flex flex-col h-full items-center">
+      <div className="flex items-center justify-between p-4 w-full">
+        <h1 className="sk-h1 font-bold m-0">{count} selected files</h1>
+        <div className="flex">
+          <FileOptionsPanel filesController={filesController} selectionController={selectionController} />
+        </div>
+      </div>
+      <div className="flex-grow flex flex-col justify-center items-center w-full max-w-md">
+        <IlNotesIcon className="block" />
+        <h2 className="text-lg m-0 text-center mt-4">{count} selected files</h2>
+        <p className="text-sm mt-2 text-center max-w-60">Actions will be performed on all selected files.</p>
+        <Button className="mt-2.5" onClick={cancelMultipleSelection}>
+          Cancel multiple selection
+        </Button>
+      </div>
+    </div>
+  )
+}
+
+export default observer(MultipleSelectedFiles)