Adding luis:application:show cmd (#379)

* Adding luis:application:show cmd

* Add flags type

Author: JSpru

packages/luis/src/commands/luis/application/show.ts

@@ -0,0 +1,47 @@
+/*!
+ * Copyright (c) Microsoft Corporation. All rights reserved.
+ * Licensed under the MIT License.
+ */
+
+import {CLIError, Command, flags} from '@microsoft/bf-cli-command'
+
+const utils = require('../../../utils/index')
+
+export default class LuisApplicationShow extends Command {
+  static description = 'Shows application information'
+
+  static examples = [`
+    $ bf luis:application:show --appId {APPLICATION_ID} --endpoint {ENDPOINT} --subscriptionKey {SUBSCRIPTION_KEY}
+  `]
+
+  static flags: any = {
+    help: flags.help({char: 'h'}),
+    endpoint: flags.string({description: 'LUIS endpoint hostname'}),
+    subscriptionKey: flags.string({description: 'LUIS cognitive services subscription key (mandatory, default: config:LUIS:subscriptionKey)'}),
+    appId: flags.string({description: 'LUIS application Id (mandatory, defaults to config:LUIS:appId)'}),
+  }
+
+  async run() {
+    const {flags} = this.parse(LuisApplicationShow)
+    const flagLabels = Object.keys(LuisApplicationShow.flags)
+    const configDir = this.config.configDir
+
+    let {endpoint, subscriptionKey, appId} = await utils.processInputs(flags, flagLabels, configDir)
+
+    const requiredProps = {endpoint, subscriptionKey, appId}
+    utils.validateRequiredProps(requiredProps)
+
+    const client = utils.getLUISClient(subscriptionKey, endpoint)
+
+    try {
+      const appData = await client.apps.get(appId)
+      if (appData) {
+        await utils.writeToConsole(appData)
+        this.log('\nApplication data successfully output to console')
+      }
+    } catch (err) {
+      throw new CLIError(`Failed to retrieve application data: ${err}`)
+    }
+  }
+
+}

packages/luis/test/commands/luis/application/show.test.ts

@@ -0,0 +1,46 @@
+import {expect, test} from '@oclif/test'
+const sinon = require('sinon')
+const uuidv1 = require('uuid/v1')
+const utils = require('../../../../src/utils/index')
+const fs = require('fs-extra')
+import * as rimraf from 'rimraf'
+
+describe('luis:application:show', () => {
+
+  beforeEach(() => {
+    sinon.stub(utils, 'processInputs').returnsArg(0)
+  })
+
+  afterEach(() => {
+    sinon.restore();
+  });
+
+  test
+  .stdout()
+  .command(['luis:application:show', '--help'])
+  .it('should print the help contents when --help is passed as an argument', ctx => {
+    expect(ctx.stdout).to.contain('Shows application information')
+  })
+
+  test
+  .stdout()
+  .stderr()
+  .command(['luis:application:show', '--endpoint', 'https://westus.api.cognitive.microsoft.com'])
+  .it('displays an error if any required input parameters are missing', ctx => {
+    expect(ctx.stderr).to.contain(`Required input property 'subscriptionKey' missing.`)
+  })
+
+  test
+  .nock('https://westus.api.cognitive.microsoft.com', api => api
+  .get(uri => uri.includes('apps'))
+  .reply(200, {id: '99999', name: 'test-app'})
+  )
+  .stdout()
+  .command(['luis:application:show', '--appId', uuidv1(), '--subscriptionKey', uuidv1(), '--endpoint', 'https://westus.api.cognitive.microsoft.com'])
+  .it('displays a list of application versions', ctx => {
+    expect(ctx.stdout).to.contain('Application data successfully output to console')
+    expect(ctx.stdout).to.contain('99999')
+    expect(ctx.stdout).to.contain('test-app')
+  })
+
+})