feat: screen presentation and dismiss animations for mobile (#2073)

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

@@ -0,0 +1,36 @@
+import { ReactNode, createContext, useContext, memo } from 'react'
+
+import { observer } from 'mobx-react-lite'
+import { KeyboardService } from '@standardnotes/ui-services'
+
+const CommandServiceContext = createContext<KeyboardService | undefined>(undefined)
+
+export const useCommandService = () => {
+  const value = useContext(CommandServiceContext)
+
+  if (!value) {
+    throw new Error('Component must be a child of <CommandServiceProvider />')
+  }
+
+  return value
+}
+
+type ChildrenProps = {
+  children: ReactNode
+}
+
+type ProviderProps = {
+  service: KeyboardService
+} & ChildrenProps
+
+const MemoizedChildren = memo(({ children }: ChildrenProps) => <>{children}</>)
+
+const CommandServiceProvider = ({ service, children }: ProviderProps) => {
+  return (
+    <CommandServiceContext.Provider value={service}>
+      <MemoizedChildren children={children} />
+    </CommandServiceContext.Provider>
+  )
+}
+
+export default observer(CommandServiceProvider)