dustinspecker/generator-ds-mod

'use strict'
import camelCase from 'camelcase'
import generator from 'yeoman-generator'
import {join, sep} from 'path'
import yosay from 'yosay'

module.exports = generator.Base.extend({
  prompting() {
    this.log(yosay('Welcome to ds-mod!'))

    return this.prompt([
      {
        name: 'projectName',
        message: 'What is the project name?',
        default: process
          .cwd()
          .split(sep)
          .pop()
      },
      {
        name: 'description',
        message: 'What is the project description?'
      },
      {
        name: 'fullName',
        store: true,
        message: 'What is your full name?',
        default: this.config.get('fullName')
      },
      {
        name: 'githubUser',
        store: true,
        message: 'What is your GitHub username?',
        default: this.config.get('githubUser')
      },
      {
        name: 'email',
        store: true,
        message: 'What is your email?',
        default: this.config.get('email')
      },
      {
        name: 'url',
        store: true,
        message: 'What is your URL?',
        default: this.config.get('url')
      }
    ])
      .then(props => {
        props.camelCase = camelCase(props.projectName)
        this.props = props
      })
  },

  writing() {
    const self = this

    const copy = file => {
      if (typeof file === 'string') {
        return self.copyFile(file)
      }

      // if file is an object
      const src = Object.keys(file)[0]
      const dest = file[src]
      self.copyFile(src, dest)
    }

    const templateFiles = [
      {gitignore: '.gitignore'},
      {npmignore: '.npmignore'},
      '.travis.yml',
      {'index.js': join('src', 'index.js')},
      '_license.md',
      '_package.json',
      '_readme.md',
      {'_test.js': join('tests', 'test.js')}
    ]
    templateFiles.forEach(copy)

    // use the project's files instead of the template directory
    // go up one directory because compiled code goes into ../../app/
    self.sourceRoot(join(__dirname, '../'))
    const rootFiles = [
      '.babelrc',
      '.editorconfig',
      '.eslintrc',
      '.gitattributes'
    ]
    rootFiles.forEach(copy)
  },

  install() {
    if (!this.options['skip-install']) {
      this.installDependencies({bower: false})
    }
  },

  /**
   * Copy files
   * @param {String} src - template source name to copy
   * @param {String} [dest] - destination name to copy source to
   */
  copyFile(src, dest = src) {
    // yeoman runs all methods by default
    // this prevents yeoman from executing this as part of the context loop
    if (!src) {
      return
    }

    this.fs.copyTpl(
      this.templatePath(src),
      this.destinationPath(dest.replace(/^_/, '')),
      this.props
    )
  }
})