/**

* @license

* Copyright Google Inc. All Rights Reserved.

*

* Use of this source code is governed by an MIT-style license that can be

* found in the LICENSE file at https://angular.io/license

*/

// tslint:disable:no-global-tslint-disable no-any

import { tags, terminal } from '@angular-devkit/core';

import { NodePackageDoesNotSupportSchematics } from '@angular-devkit/schematics/tools';

import { Arguments } from '../models/interface';

import { SchematicCommand } from '../models/schematic-command';

import { NpmInstall } from '../tasks/npm-install';

import { getPackageManager } from '../utilities/config';

import { Schema as AddCommandSchema } from './add';

export class AddCommand extends SchematicCommand<AddCommandSchema> {

readonly allowPrivateSchematics = true;

async run(options: AddCommandSchema & Arguments) {

if (!options.collection) {

this.logger.fatal(

`The "ng add" command requires a name argument to be specified eg. `

+ `${terminal.yellow('ng add [name] ')}. For more details, use "ng help".`,

);

return 1;

}

const packageManager = getPackageManager();

const npmInstall: NpmInstall = require('../tasks/npm-install').default;

const packageName = options.collection.startsWith('@')

? options.collection.split('/', 2).join('/')

: options.collection.split('/', 1)[0];

// Remove the tag/version from the package name.

const collectionName = (

packageName.startsWith('@')

? packageName.split('@', 2).join('@')

: packageName.split('@', 1).join('@')

) + options.collection.slice(packageName.length);

// We don't actually add the package to package.json, that would be the work of the package

// itself.

await npmInstall(

packageName,

this.logger,

packageManager,

this.workspace.root,

);

const runOptions = {

schematicOptions: options['--'] || [],

workingDir: this.workspace.root,

collectionName,

schematicName: 'ng-add',

allowPrivate: true,

dryRun: false,

force: false,

};

try {

return await this.runSchematic(runOptions);

} catch (e) {

if (e instanceof NodePackageDoesNotSupportSchematics) {

this.logger.error(tags.oneLine`

The package that you are trying to add does not support schematics. You can try using

a different version of the package or contact the package author to add ng-add support.

`);

return 1;

}

throw e;

}

}

}