react-native-urovo/lib/module/hooks/useUrovo.js

React native bindings for urovo scanners

"use strict";

import { useEffect, useState } from 'react';
import { NativeEventEmitter, Platform } from 'react-native';
import { closeScanner, openScanner, OutputMode, UROVO_EVENTS } from 'react-native-urovo';
import NativeUrovo from '../NativeUrovo';
export const useUrovo = ({
  onScan,
  outputMode = OutputMode.INTENT
}) => {
  const [isScannerOpened, setIsScannerOpened] = useState(false);
  useEffect(() => {
    let isMounted = true;
    const open = async () => {
      const isOpened = await openScanner(outputMode);
      if (isMounted) {
        setIsScannerOpened(!!isOpened);
      }
    };
    open();
    return () => {
      isMounted = false;
      closeScanner();
    };
  }, []);
  useEffect(() => {
    let eventListener;
    if (isScannerOpened && NativeUrovo) {
      const eventEmitter = Platform.OS === 'android' ? new NativeEventEmitter() : new NativeEventEmitter(NativeUrovo);
      eventListener = eventEmitter.addListener(UROVO_EVENTS.ON_SCAN, scan => {
        onScan(scan);
      });
    }
    return () => {
      eventListener?.remove();
    };
  }, [isScannerOpened, onScan]);
  return {
    isScannerOpened
  };
};
//# sourceMappingURL=useUrovo.js.map