generator-fastboot/generators/aws/prompts.js

Spring Boot + Angular/React/Vue in one handy generator

/**
 * Copyright 2013-2021 the original author or authors from the JHipster project.
 *
 * This file is part of the JHipster project, see https://www.jhipster.tech/
 * for more information.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
const _ = require('lodash');

module.exports = {
  prompting,
};

async function prompting() {
  if (this.existingProject) {
    return;
  }

  const prompts = [
    {
      type: 'input',
      name: 'applicationName',
      message: 'Application name:',
      default: this.baseName,
    },
    {
      type: 'input',
      name: 'environmentName',
      message: 'Environment name:',
      default: `${this.baseName}-env`,
    },
    {
      type: 'input',
      name: 'bucketName',
      message: 'Name of S3 bucket:',
      default: this.baseName,
    },
    {
      type: 'input',
      name: 'dbName',
      validate: input => {
        if (!/^[a-zA-Z][a-zA-Z0-9]*$/g.test(input)) {
          return 'Your database name must begin with a letter and contain only alphanumeric characters';
        }
        return true;
      },
      message: 'Database name:',
      default: this.baseName,
    },
    {
      type: 'input',
      name: 'dbUsername',
      message: 'Database username:',
      validate: input => {
        if (input === '') return 'Please provide a username';
        return true;
      },
    },
    {
      type: 'password',
      name: 'dbPassword',
      message: 'Database password:',
      validate: input => {
        if (input === '') return 'Please provide a password';
        if (input.length < 8) return 'Password must contain minimum 8 chars';
        return true;
      },
    },
    {
      type: 'list',
      name: 'instanceType',
      message: 'On which EC2 instance type do you want to deploy?',
      choices: [
        't2.micro',
        't2.small',
        't2.medium',
        't2.large',
        'm5.large',
        'm5.xlarge',
        'm5.2xlarge',
        'c5.large',
        'c5.xlarge',
        'c5.2xlarge',
        'c5.4xlarge',
        'c5.8xlarge',
        'i3.xlarge',
        'i3.2xlarge',
        'i3.4xlarge',
        'i3.8xlarge',
        'r5.large',
        'r5.xlarge',
        'r5.2xlarge',
        'Custom Instance Type',
      ],
      default: 0,
    },
    {
      when: response => response.instanceType === 'Custom Instance Type',
      type: 'input',
      name: 'customInstanceType',
      message: 'Enter the EC2 instance type (Refer: https://aws.amazon.com/ec2/instance-types/):',
      validate: input => {
        if (input === '') return 'Please provide a valid EC2 instance type';
        return true;
      },
    },
    {
      type: 'list',
      name: 'dbInstanceClass',
      message: 'On which RDS instance class do you want to deploy?',
      choices: [
        'db.m3.medium',
        'db.m3.large',
        'db.m3.xlarge',
        'db.m3.2xlarge',
        'db.r3.large',
        'db.r3.xlarge',
        'db.r3.2xlarge',
        'db.r3.4xlarge',
        'db.r3.8xlarge',
        'db.t2.micro',
        'db.t2.small',
        'db.t2.medium',
        'Custom RDS Type',
      ],
      default: 9,
    },
    {
      when: response => response.dbInstanceClass === 'Custom RDS Type',
      type: 'input',
      name: 'customDBInstanceClass',
      message:
        'Enter the RDS instance class (Refer: https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/Concepts.DBInstanceClass.html)?',
      validate: input => {
        if (input === '') return 'Please provide a valid RDS instance class';
        return true;
      },
    },
    {
      type: 'list',
      name: 'awsRegion',
      message: 'On which region do you want to deploy?',
      choices: [
        'ap-northeast-1',
        'ap-northeast-2',
        'ap-south-1',
        'ap-southeast-1',
        'ap-southeast-2',
        'ca-central-1',
        'eu-central-1',
        'eu-north-1',
        'eu-west-1',
        'eu-west-2',
        'eu-west-3',
        'sa-east-1',
        'us-east-1',
        'us-east-2',
        'us-west-1',
        'us-west-2',
      ],
      default: 6,
    },
  ];

  const props = await this.prompt(prompts);
  this.applicationName = _.kebabCase(props.applicationName);
  this.environmentName = _.kebabCase(props.environmentName);
  this.bucketName = _.kebabCase(props.bucketName);
  this.instanceType = props.instanceType === 'Custom Instance Type' ? props.customInstanceType : props.instanceType;
  this.awsRegion = props.awsRegion;
  this.dbName = props.dbName;
  this.dbUsername = props.dbUsername;
  this.dbPassword = props.dbPassword;
  this.dbInstanceClass = props.dbInstanceClass === 'Custom RDS Type' ? props.customDBInstanceClass : props.dbInstanceClass;
}