ibm-streams/src/utils/authentication.ts

IBM Streams Support for Visual Studio Code

import { InstanceSelector, store } from '@ibmstreams/common';
import { commands } from 'vscode';
import { Commands } from '../commands';
import { Streams } from '../streams';

/**
 * Manages Streams authentication
 */
export default class Authentication {
  /**
   * Check if authenticated to the Streams instance
   */
  public static isAuthenticated(instance: any): boolean {
    const authInstance = instance || Streams.getDefaultInstance();
    if (!authInstance) {
      return false;
    }
    const instanceInReduxState = InstanceSelector.selectInstance(
      store.getState(),
      authInstance.connectionId
    );
    if (!instanceInReduxState) {
      return false;
    }
    return !!instanceInReduxState.streamsInstance;
  }

  /**
   * Show authentication webview panel if not yet authenticated to the Streams instance
   * @param existingInstance the existing instance details
   * @param useDefaultInstance whether or not to authenticate to the default instance
   * @param queuedActionId the queued action identifier
   */
  public static showAuthPanel(
    existingInstance: any,
    useDefaultInstance: boolean,
    queuedActionId: string
  ): void {
    const instance =
      useDefaultInstance && !existingInstance
        ? Streams.getDefaultInstance()
        : existingInstance;
    commands.executeCommand(
      Commands.ENVIRONMENT.SHOW_AUTHENTICATION_WEBVIEW_PANEL,
      instance,
      queuedActionId
    );
  }

  /**
   * Get the Streams properties
   * @param instance the Streams instance
   */
  public static getProperties(
    instance: any
  ): {
    instance: any;
    instanceName: string;
    instanceType: string;
    instanceRestUrl: string;
    instanceRestReservedUrl: string;
  } {
    const state = store.getState();
    const { connectionId } = instance;
    return {
      instance: InstanceSelector.selectInstance(state, connectionId),
      instanceName: InstanceSelector.selectInstanceName(state, connectionId),
      instanceType: InstanceSelector.selectInstanceType(state, connectionId),
      instanceRestUrl: InstanceSelector.selectRootInstanceRestUrl(
        state,
        connectionId
      ),
      instanceRestReservedUrl: InstanceSelector.selectRootInstanceRestReservedUrl(
        state,
        connectionId
      )
    };
  }
}