BlueWallet/screen/settings/GeneralSettings.js

import React, { useEffect, useState } from 'react';
import { ScrollView, Platform, TouchableOpacity } from 'react-native';
import { BlueLoading, BlueText, BlueSpacing20, BlueListItem, SafeBlueArea, BlueNavigationStyle, BlueCard } from '../../BlueComponents';
import PropTypes from 'prop-types';
import { AppStorage } from '../../class';
import { useNavigation } from 'react-navigation-hooks';
import HandoffSettings from '../../class/handoff';
let BlueApp: AppStorage = require('../../BlueApp');
let loc = require('../../loc');

const GeneralSettings = () => {
  const [isLoading, setIsLoading] = useState(true);
  const [isAdancedModeEnabled, setIsAdancedModeEnabled] = useState(false);
  const [isHandoffUseEnabled, setIsHandoffUseEnabled] = useState(false);
  const { navigate } = useNavigation();
  const onAdvancedModeSwitch = async value => {
    await BlueApp.setIsAdancedModeEnabled(value);
    setIsAdancedModeEnabled(value);
  };

  const onHandOffEnabledSwitch = async value => {
    await HandoffSettings.setHandoffUseEnabled(value);
    setIsHandoffUseEnabled(value);
  };

  useEffect(() => {
    (async () => {
      setIsAdancedModeEnabled(await BlueApp.isAdancedModeEnabled());
      setIsHandoffUseEnabled(await HandoffSettings.isHandoffUseEnabled());
      setIsLoading(false);
    })();
  });

  return isLoading ? (
    <BlueLoading />
  ) : (
    <SafeBlueArea forceInset={{ horizontal: 'always' }} style={{ flex: 1 }}>
      <ScrollView>
        <BlueCard>
          {BlueApp.getWallets().length > 1 && (
            <>
              <BlueListItem component={TouchableOpacity} onPress={() => navigate('DefaultView')} title="On Launch" />
              <BlueCard>
                <BlueText>When enabled, BlueWallet will immediately open the selected wallet at launch.</BlueText>
              </BlueCard>
            </>
          )}
          {Platform.OS === 'ios' ? (
            <>
              <BlueListItem
                hideChevron
                title={'Continuity'}
                switchButton
                onSwitch={onHandOffEnabledSwitch}
                switched={isHandoffUseEnabled}
              />
              <BlueCard>
                <BlueText>
                  When enabled, you will be able to view selected wallets, and transactions, using your other Apple iCloud connected
                  devices.
                </BlueText>
              </BlueCard>
              <BlueSpacing20 />
            </>
          ) : null}
          <BlueListItem
            hideChevron
            title={loc.settings.enable_advanced_mode}
            switchButton
            onSwitch={onAdvancedModeSwitch}
            switched={isAdancedModeEnabled}
          />
          <BlueCard>
            <BlueText>
              When enabled, you will see advanced options such as different wallet types and the ability to specify the LNDHub instance you
              wish to connect to.
            </BlueText>
          </BlueCard>
          <BlueSpacing20 />
        </BlueCard>
      </ScrollView>
    </SafeBlueArea>
  );
};

GeneralSettings.navigationOptions = () => ({
  ...BlueNavigationStyle(),
  title: 'General',
});

GeneralSettings.propTypes = {
  navigation: PropTypes.shape({
    navigate: PropTypes.func,
    popToTop: PropTypes.func,
    goBack: PropTypes.func,
  }),
};

export default GeneralSettings;