Add typescript definition file

README.md

@@ -16,6 +16,10 @@ Installation with yarn
 yarn add react-native-hooks
 ```
 
+## Typescript
+
+✅ A Typescript definition file is included with the library
+
 ## API
 - [useAccessibilityInfo](https://github.com/react-native-community/react-native-hooks#useaccessibilityinfo)
 - [useAppState](https://github.com/react-native-community/react-native-hooks#useappstate)

index.d.ts

@@ -0,0 +1,37 @@
+import {
+  AppState,
+  AppStateStatus,
+  ScaledSize,
+  KeyboardStatic,
+  GetPhotosReturnType,
+  LayoutRectangle
+} from "react-native";
+
+export interface DeviceOrientation {
+  portrait?: boolean;
+  landscape?: boolean;
+}
+
+declare function useDimensions(): { window: ScaledSize; screen: ScaledSize };
+declare function useAppState(): AppStateStatus;
+declare function useBackHandler(handler: () => boolean): void;
+declare function useCameraRoll(): {
+  photos: GetPhotosReturnType;
+  getPhotos: (config?: { first: number; groupTypes: string }) => Promise<void>;
+  saveToCameraRoll: (tag: string, type?: "photo" | "video") => Promise<void>;
+};
+declare function useClipboard(): {
+  data: string;
+  setString: (content: string) => void;
+};
+declare function useAccessibilityInfo(): boolean;
+declare function useKeyboard(): KeyboardStatic;
+declare function useInteractionManager(): boolean;
+declare function useDeviceOrientation(): DeviceOrientation;
+declare function useLayout(): LayoutRectangle & {
+  onLayout: (event: {
+    nativeEvent: {
+      layout: LayoutRectangle;
+    };
+  }) => void;
+};