import { NativeModules, NativeEventEmitter, Platform } from 'react-native';

import { PLATFORM_ANDROID } from './utils/constants';

const LINKING_ERROR = `The package '@caf.io/react-native-document-detector' doesn't seem to be linked. Make sure: \n\n${Platform.select(
  { ios: "- You have run 'pod install'\n", default: '' },
)}- You rebuilt the app after installing the package\n- You are not using Expo Go\n`;

const module = NativeModules.CafDocumentDetector
  ? NativeModules.CafDocumentDetector
  : new Proxy(
      {},
      {
        get() {
          throw new Error(LINKING_ERROR);
        },
      },
    );

const moduleEventEmitter = PLATFORM_ANDROID
  ? new NativeEventEmitter()
  : new NativeEventEmitter(module);

export { module, moduleEventEmitter };