generator-loom/generators/page/index.js

Code generator for loom projects

'use strict';
const Generator = require('yeoman-generator');
const chalk = require('chalk');
const yosay = require('yosay');
const pluralize = require('pluralize');

module.exports = class extends Generator {
  
  prompting_page() {
    // Have Yeoman greet the user.
    this.log(yosay(
      'Welcome to the grand ' + chalk.red('generator-loom') + ' generator! \n\n' + 'Some questions to set you up.'
    ));

    const prompts = [{
      type: 'input',
      name: 'pageInput',
      message: 'Name of the page you wish to create?'
    }, {
      type: 'confirm',
      name: 'isDir',
      message: 'Do you need this page inside a directory?'
    }];

    return this.prompt(prompts).then(props => {
      // To access props later use this.props.pageName;
      this.props_page = props;
    });
  }

  prompting_dir() {
    // Have Yeoman greet the user.
    if(this.props_page.isDir === true) {
      this.log(yosay(
        'Directory details.'
      ));      
    }

    let prompts = [];

    if(this.props_page.isDir === true) {
      prompts.push({
        type: 'input',
        name: 'directory',
        message: 'The directory where the page is located. E.g. General : '
      });
    }

    return this.prompt(prompts).then(props => {
      // To access props later use this.props.pageName;
      this.props_dir = props;
    });
  }

  _capitalize(str) {
    return str[0].toUpperCase() + str.slice(1).toLowerCase();
  }

  _isNull(name, strName) {
    if(!name) {
      this.log(strName + ' name cannot be empty!');
      process.exit(1);
      return;
    }
  }

  _doesExists(path) {
    if(this.fs.exists( path )) {
      this.log("This page already exists at path: " + path);
      process.exit(1);
      return;
    }    
  }

  processing() {
    var pageInput = this.props_page.pageInput;
    this._isNull(pageInput, "Page");

    var page = pluralize.singular( pageInput.trim().toLowerCase() );
    

    var Page = this._capitalize( page );
    var pages = pluralize.plural( page );
    var Pages = this._capitalize( pages );
    var directory = null;
    var apidirname = this.destinationRoot() + '/src/api';

    var dirname = this.destinationRoot() + '/src/app/main/content/pages';
    if(this.props_dir.hasOwnProperty("directory")) {
      
      directory = this.props_dir.directory;
      this._isNull(directory, "Directory");
      directory = pluralize.singular( directory.trim().toLowerCase() );

      dirname = dirname + '/' + directory + '/' + pages;
    } else {
      dirname = dirname + '/' + pages;
    }

    this._doesExists(dirname + '/' + pages + ".component.ts");

    this.props = {
      apidirname: apidirname,
      dirname: dirname,
      page: page,
      Page: Page,
      pages: pages,
      Pages: Pages,
      directory: directory
    };
  }

  // =========== Main Module Files =================
  writing_main() {
    this.fs.copyTpl(
      this.templatePath('pages.component.ts'),
      this.destinationPath(this.props.dirname + '/' + this.props.pages + '.component.ts'), {
        page: this.props.page,
        pages: this.props.pages,
        Pages: this.props.Pages,
        Page: this.props.Page,
        directory: this.props.directory
      }
    );

    this.fs.copyTpl(
      this.templatePath('pages.module.ts'),
      this.destinationPath(this.props.dirname + '/' + this.props.pages + '.module.ts'), {
        page: this.props.page,
        pages: this.props.pages,
        Pages: this.props.Pages,
        Page: this.props.Page,
        directory: this.props.directory
      }
    );

    this.fs.copyTpl(
      this.templatePath('pages.component.spec.ts'),
      this.destinationPath(this.props.dirname + '/' + this.props.pages + '.component.spec.ts'), {
        page: this.props.page,
        pages: this.props.pages,
        Pages: this.props.Pages,
        Page: this.props.Page,
        directory: this.props.directory
      }
    );

    this.fs.copyTpl(
      this.templatePath('pages.component.html'),
      this.destinationPath(this.props.dirname + '/' + this.props.pages + '.component.html'), {
        page: this.props.page,
        pages: this.props.pages,
        Pages: this.props.Pages,
        Page: this.props.Page,
        directory: this.props.directory
      }
    );

    this.fs.copyTpl(
      this.templatePath('pages.component.scss'),
      this.destinationPath(this.props.dirname + '/' + this.props.pages + '.component.scss'), {
        page: this.props.page,
        pages: this.props.pages,
        Pages: this.props.Pages,
        Page: this.props.Page,
        directory: this.props.directory
      }
    );

    this.fs.copyTpl(
      this.templatePath('pages.service.ts'),
      this.destinationPath(this.props.dirname + '/' + this.props.pages + '.service.ts'), {
        page: this.props.page,
        pages: this.props.pages,
        Pages: this.props.Pages,
        Page: this.props.Page,
        directory: this.props.directory
      }
    );

    this.fs.copyTpl(
      this.templatePath('pages.model.ts'),
      this.destinationPath(this.props.dirname + '/' + this.props.pages + '.model.ts'), {
        page: this.props.page,
        pages: this.props.pages,
        Pages: this.props.Pages,
        Page: this.props.Page,
        directory: this.props.directory
      }
    );    
  }


  // =========== Dummy Data Files =================
  writing_data() {
    this.fs.copyTpl(
      this.templatePath('data/pages-data.json'),
      this.destinationPath(this.props.apidirname + '/' + this.props.pages + '-data.json'), {
        page: this.props.page,
        pages: this.props.pages,
        Pages: this.props.Pages,
        Page: this.props.Page,
        directory: this.props.directory
      }
    );        
  }  

  end() {
    this.log(chalk.bold.yellow('\n\nYou need to manually update these files!\n'));
    this.log("src/app/main/main.module.ts - Add a reference to " + this.props.Page + "Module in this file.");
    this.log("src/app/navigation/navigation.model.ts - Update sidebar navigation to routes.path in your module file\n");
  }
};