import React from 'react';
import { LivenessError } from '../types/sdkTypes';
import type {
  InitialiseLivenessScanProps,
  InitialiseLivenessScanResult,
  LivenessScanHandle,
} from '../types/sdkTypes';
import Logger from '../utils/logger';
import type { GetIdSdk } from '@get-id/react-native-sdk';
import LivenessScan from '../components/LivenessScan';

async function initialiseLivenessScan(
  {
    onUserHintChange,
    onServerValidationStarted,
    onCameraReady,
  }: InitialiseLivenessScanProps,
  sdk: GetIdSdk
): Promise<InitialiseLivenessScanResult> {
  Logger.log('Initialise Liveness Scan');

  if (!sdk.config.stepsConfigs.liveness) {
    throw new Error('Liveness step not found in the flow');
  }

  const LivenessScanRef = React.createRef<LivenessScanHandle>();

  const component = React.createElement(LivenessScan, {
    ref: LivenessScanRef,
    sdk,
    onUserHintChange,
    onCameraReady,
    onServerValidationStarted,
  });

  const capture = async (): Promise<void> => {
    if (LivenessScanRef.current?.capture) {
      return LivenessScanRef.current.capture();
    } else {
      return Promise.reject(new LivenessError('capture is not available'));
    }
  };
  const stopCapture = () => {
    LivenessScanRef.current?.stopCapture?.();
  };

  return {
    component,
    capture,
    stopCapture,
  };
}

export default initialiseLivenessScan;