import { NativeEventEmitter } from 'react-native';
import {
  AnalyticsEvent,
  AnalyticsSubscriber,
  DeepPartial,
  LicenseInfo,
  OcrConfigsResult,
  SdkConfiguration,
  withSBErrorHandling,
} from '../types';

import { ScanbotSDKNativeModule } from './ScanbotSDKModule';

/**
 * @internal
 * @hidden
 */
export const ScanbotSdkImpl = {
  async initialize(config: SdkConfiguration): Promise<LicenseInfo> {
    return withSBErrorHandling(
      async () => new LicenseInfo(await ScanbotSDKNativeModule.initialize(config))
    );
  },

  async getLicenseInfo(): Promise<LicenseInfo> {
    return withSBErrorHandling(
      async () => new LicenseInfo(await ScanbotSDKNativeModule.getLicenseInfo())
    );
  },

  async getOcrConfigs(): Promise<OcrConfigsResult> {
    return withSBErrorHandling(
      async () => new OcrConfigsResult(await ScanbotSDKNativeModule.getOcrConfigs())
    );
  },

  async cleanupStorage(): Promise<void> {
    return withSBErrorHandling(ScanbotSDKNativeModule.cleanupStorage);
  },

  async setAnalyticsSubscriber(subscriber: AnalyticsSubscriber | null): Promise<void> {
    const eventEmitter = new NativeEventEmitter(ScanbotSDKNativeModule);
    if (subscriber === null) {
      eventEmitter.removeAllListeners('analyticsEvent');
      return ScanbotSDKNativeModule.removeAnalyticsServiceCallback();
    } else {
      eventEmitter.removeAllListeners('analyticsEvent');
      eventEmitter.addListener('analyticsEvent', (event: DeepPartial<AnalyticsEvent>) => {
        if (event) {
          subscriber(new AnalyticsEvent(event));
        }
      });
      return ScanbotSDKNativeModule.setAnalyticsServiceCallback();
    }
  },

  async mockCamera(params: {
    imageFileUri: string;
    captureFileUri?: string;
    refreshOnEachFrame?: boolean;
  }): Promise<void> {
    return withSBErrorHandling(() => ScanbotSDKNativeModule.mockCamera(params));
  },
};