notesnook/apps/mobile/src/components/auth/login.js

import React, { useEffect, useRef, useState } from 'react';
import { Platform, View } from 'react-native';
import { SheetManager } from 'react-native-actions-sheet';
import { useSafeAreaInsets } from 'react-native-safe-area-context';
import { DDS } from '../../services/device-detection';
import { eSendEvent, ToastEvent } from '../../services/event-manager';
import { clearMessage } from '../../services/message';
import PremiumService from '../../services/premium';
import SettingsService from '../../services/settings';
import { useUserStore } from '../../stores/use-user-store';
import { useThemeStore } from '../../stores/use-theme-store';
import { db } from '../../utils/database';
import { eCloseLoginDialog } from '../../utils/events';
import { SIZE } from '../../utils/size';
import { sleep } from '../../utils/time';
import BaseDialog from '../dialog/base-dialog';
import SheetProvider from '../sheet-provider';
import { Progress } from '../sheets/progress';
import { Button } from '../ui/button';
import { IconButton } from '../ui/icon-button';
import Input from '../ui/input';
import { SvgView } from '../ui/svg';
import { BouncingView } from '../ui/transitions/bouncing-view';
import Heading from '../ui/typography/heading';
import Paragraph from '../ui/typography/paragraph';
import { SVG } from './background';
import { ForgotPassword } from './forgot-password';
import TwoFactorVerification from './two-factor';
export const Login = ({ changeMode }) => {
  const colors = useThemeStore(state => state.colors);
  const email = useRef();
  const emailInputRef = useRef();
  const passwordInputRef = useRef();
  const password = useRef();
  const [focused, setFocused] = useState(false);
  const [error, setError] = useState(false);
  const [loading, setLoading] = useState(false);
  const insets = useSafeAreaInsets();

  const setUser = useUserStore(state => state.setUser);

  const validateInfo = () => {
    if (!password.current || !email.current) {
      ToastEvent.show({
        heading: 'All fields required',
        message: 'Fill all the fields and try again',
        type: 'error',
        context: 'local'
      });

      return false;
    }

    return true;
  };

  useEffect(() => {
    async () => {
      await sleep(500);
      emailInputRef.current?.focus();
      setFocused(true);
    };
  }, []);

  const login = async (mfa, callback) => {
    if (!validateInfo() || error) return;
    setLoading(true);
    let user;
    console.log(mfa);
    try {
      if (mfa) {
        await db.user.mfaLogin(email.current.toLowerCase(), password.current, mfa);
      } else {
        console.log(email.current, password.current);
        await db.user.login(email.current.toLowerCase(), password.current);
      }
      callback && callback(true);

      user = await db.user.getUser();
      if (!user) throw new Error('Email or password incorrect!');
      PremiumService.setPremiumStatus();
      setUser(user);
      clearMessage();
      ToastEvent.show({
        heading: 'Login successful',
        message: `Logged in as ${user.email}`,
        type: 'success',
        context: 'global'
      });
      eSendEvent(eCloseLoginDialog);
      await SettingsService.set({
        sessionExpired: false,
        userEmailConfirmed: user.isEmailConfirmed
      });
      eSendEvent('userLoggedIn', true);
      await sleep(500);
      Progress.present();
    } catch (e) {
      callback && callback(false);
      console.log(
        'Login error',
        e.message,
        e.data,
        e.message === 'Multifactor authentication required.'
      );
      if (e.message === 'Multifactor authentication required.') {
        console.log(TwoFactorVerification.present, 'calling 2fa');
        setLoading(false);
        await sleep(300);
        TwoFactorVerification.present(async mfa => {
          if (mfa) {
            console.log(mfa);
            await login(mfa);
          } else {
            setLoading(false);
          }
        }, e.data);
      } else {
        console.log(e.stack);
        setLoading(false);
        ToastEvent.show({
          heading: user ? 'Failed to sync' : 'Login failed',
          message: e.message,
          type: 'error',
          context: 'local'
        });
      }
    }
  };

  return (
    <>
      <ForgotPassword />

      <SheetProvider context="two_factor_verify" />
      {loading ? <BaseDialog transparent={true} visible={true} animation="fade" /> : null}
      <View
        style={{
          borderRadius: DDS.isTab ? 5 : 0,
          backgroundColor: colors.bg,
          zIndex: 10,
          width: '100%',
          minHeight: '100%'
        }}
      >
        <View
          style={{
            height: 250,
            overflow: 'hidden'
          }}
        >
          <BouncingView initialScale={1.05} duration={5000}>
            <SvgView src={SVG(colors.night ? colors.icon : 'black')} height={700} />
          </BouncingView>
        </View>
        <View
          style={{
            width: '100%',
            justifyContent: 'center',
            alignSelf: 'center',
            paddingHorizontal: 12,
            marginBottom: 30,
            marginTop: 15
          }}
        >
          <Heading
            style={{
              textAlign: 'center'
            }}
            size={30}
            color={colors.heading}
          >
            Welcome back!
          </Heading>
          <Paragraph
            style={{
              textDecorationLine: 'underline',
              textAlign: 'center',
              marginTop: 5
            }}
            onPress={() => {
              changeMode(1);
            }}
            size={SIZE.md}
          >
            Don't have an account? Sign up
          </Paragraph>
        </View>
        <View
          style={{
            width: focused ? '100%' : '99.9%',
            padding: 12,
            backgroundColor: colors.bg,
            flexGrow: 1
          }}
        >
          <Input
            fwdRef={emailInputRef}
            onChangeText={value => {
              email.current = value;
            }}
            testID="input.email"
            onErrorCheck={e => setError(e)}
            returnKeyLabel="Next"
            returnKeyType="next"
            autoComplete="email"
            validationType="email"
            autoCorrect={false}
            autoCapitalize="none"
            errorMessage="Email is invalid"
            placeholder="Email"
            onSubmit={() => {
              passwordInputRef.current?.focus();
            }}
          />

          <Input
            fwdRef={passwordInputRef}
            onChangeText={value => {
              password.current = value;
            }}
            testID="input.password"
            returnKeyLabel="Done"
            returnKeyType="done"
            secureTextEntry
            autoComplete="password"
            autoCapitalize="none"
            autoCorrect={false}
            placeholder="Password"
            marginBottom={0}
            onSubmit={() => login()}
          />
          <Button
            title="Forgot your password?"
            style={{
              alignSelf: 'flex-end',
              height: 30,
              paddingHorizontal: 0
            }}
            onPress={() => {
              SheetManager.show('forgotpassword_sheet', email.current);
            }}
            textStyle={{
              textDecorationLine: 'underline'
            }}
            fontSize={SIZE.xs}
            type="gray"
          />

          <View
            style={{
              // position: 'absolute',
              marginTop: 50,
              alignSelf: 'center'
            }}
          >
            <Button
              style={{
                marginTop: 10,
                width: 250,
                borderRadius: 100
              }}
              loading={loading}
              onPress={() => login()}
              //  width="100%"
              type="accent"
              title={loading ? null : 'Login to your account'}
            />
          </View>
        </View>
      </View>
    </>
  );
};