$ amplify add auth

 Do you want to use the default authentication and security configuration? Manual configuration
 Select the authentication/authorization services that you want to use: User Sign-Up & Sign-In only (Best used with a cloud API only)
 Please provide a friendly name for your resource that will be used to label this category in the project: myproject
 Please provide a name for your user pool: myproject
 Warning: you will not be able to edit these selections. 
 How do you want users to be able to sign in? Email
 Multifactor authentication (MFA) user login options: OFF
 Email based user registration/forgot password: Enabled (Requires per-user email entry at registration)
 Please specify an email verification subject: MyProject から 認証コード をお送りします
 Please specify an email verification message: あなたの認証コードは {####} です。
 Do you want to override the default password policy for this User Pool? No
 Warning: you will not be able to edit these selections. 
 What attributes are required for signing up? Email, Name
 Specify the app's refresh token expiration period (in days): 30
 Do you want to specify the user attributes this app can read and write? No
 Do you want to enable any of the following capabilities? Email Domain Filtering (whitelist)
 Do you want to use an OAuth flow? No
 Do you want to configure Lambda Triggers for Cognito? Yes
 Which triggers do you want to enable for Cognito (Press <space> to select, <a> to toggle all, <i> to invert selection)Pre Sign-up
 What functionality do you want to use for Pre Sign-up (Press <space> to select, <a> to toggle all, <i> to invert selection)Sign-Up email filtering (whitelist)
 Enter a comma-delimited list of allowed email domains (example: 'mydomain.com, myotherdomain.com'). surbiton.jp
Succesfully added the Lambda function locally
 Press enter to continue 
Successfully added resource myproject locally

<template>
  <div id="auth">
    <div v-if="signInStatus === 'signedIn'">
      <!-- サインアウト -->
      <amplify-sign-out></amplify-sign-out>
    </div>
    <div v-else>
      <!-- サインイン -->
      <amplify-authenticator v-bind:authConfig="authConfig"></amplify-authenticator>
    </div>
  </div>
</template>

<script>
import { AmplifyEventBus } from 'aws-amplify-vue'
import { Auth } from 'aws-amplify'
export default {
  name: 'Auth',
  components: {},
  data: function() {
    return {
      signInStatus: 'signedOut',
      authConfig: {
        // サインインにEmailを使用
        usernameAttributes: 'Email',
        signUpConfig: {
          hideAllDefaults: true,
          // サインアップに使用する項目
          signUpFields: [
            {
              label: 'Email',
              key: 'email',
              required: true,
              displayOrder: 1,
              type: 'string',
              signUpWith: true
            },
            {
              label: 'Name',
              key: 'name',
              required: true,
              displayOrder: 2,
              type: 'string'
            },
            {
              label: 'Password',
              key: 'password',
              required: true,
              displayOrder: 3,
              type: 'password'
            },
          ]
        }
      }
    }
  },
  async beforeCreate() {
    try {
      // 現在のユーザ
      await Auth.currentAuthenticatedUser()
      this.signInStatus = 'signedIn'
    } catch (err) {
      this.signInStatus = 'signedOut'
    }
    AmplifyEventBus.$on('authState', info => {
      switch (info) {
        case 'signedIn':
          this.signInStatus = 'signedIn'
          break
        default:
          this.signInStatus = 'signedOut'
          break
      }
    });
  }
}
</script>

<style>
</style>