add haptics to save, like, and pin actions on feed

src/lib/haptics.ts

@@ -0,0 +1,24 @@
+import { isIOS } from 'platform/detection'
+import ReactNativeHapticFeedback, {
+  HapticFeedbackTypes,
+} from 'react-native-haptic-feedback'
+
+
+const hapticImpact: HapticFeedbackTypes = isIOS ? 'impactMedium' : 'impactLight' // Users said the medium impact was too strong on Android; see APP-537s
+
+
+export class Haptics {
+  static default = () => ReactNativeHapticFeedback.trigger(hapticImpact)
+  static impact = (type: HapticFeedbackTypes = hapticImpact) => ReactNativeHapticFeedback.trigger(type)
+  static selection = () => ReactNativeHapticFeedback.trigger('selection')
+  static notification = (type: 'success' | 'warning' | 'error') => {
+    switch (type) {
+      case 'success':
+        return ReactNativeHapticFeedback.trigger('notificationSuccess')
+      case 'warning':
+        return ReactNativeHapticFeedback.trigger('notificationWarning')
+      case 'error':
+        return ReactNativeHapticFeedback.trigger('notificationError')
+    }
+  }
+}