Use jshashes on Enter new password

components/settings/password/enter-new-password.js

@@ -1,35 +1,24 @@
-import React, { useState, useEffect } from 'react'
+import React, { useState } from 'react'
 import { KeyboardAvoidingView, StyleSheet } from 'react-native'
-import nodejs from 'nodejs-mobile-react-native'
 import PropTypes from 'prop-types'
+import { SHA512 } from 'jshashes'
 
 import AppText from '../../common/app-text'
 import AppTextInput from '../../common/app-text-input'
 import Button from '../../common/button'
 
-import { requestHash } from '../../../db'
 import { Colors, Spacing } from '../../../styles'
 import settings from '../../../i18n/en/settings'
 
-const LISTENER_TYPE = 'create-or-change-pw'
-
 const EnterNewPassword = ({ changeEncryptionAndRestart }) => {
   const [password, setPassword] = useState('')
   const [passwordConfirmation, setPasswordConfirmation] = useState('')
   const [shouldShowErrorMessage, setShouldShowErrorMessage] = useState(false)
 
-  useEffect(() => {
-    const listener = nodejs.channel.addListener(
-      LISTENER_TYPE,
-      changeEncryptionAndRestart,
-      this
-    )
-    return () => listener.remove()
-  }, [])
-
   const savePassword = () => {
     if (comparePasswords()) {
-      requestHash(LISTENER_TYPE, password)
+      const hash = new SHA512().hex(password)
+      changeEncryptionAndRestart(hash)
     } else {
       setShouldShowErrorMessage(true)
     }