SessionAppLoginCommand.ts

import chalk            from 'chalk';
import CommanderCommand from '../../CommanderCommand';
import inquirer         from 'inquirer';
import SessionManager   from '../../../managers/SessionManager';


class SessionAppLoginCommand extends CommanderCommand {
    protected commandName: string = 'login';

    private static _instance: SessionAppLoginCommand;

    private constructor() { super(); }

    public static get instance(): SessionAppLoginCommand {
        if ( !SessionAppLoginCommand._instance ) {
            SessionAppLoginCommand._instance = new SessionAppLoginCommand();
        }

        return SessionAppLoginCommand._instance;
    }

    protected defineCommand() {
        this.command
        .description('login into the application')
        .requiredOption('-u, --user <string>', '[required] username to use when connecting to server')
        .option('-p, --password <string>', 'password to use when connecting to server. If password is not given it\'s asked')
        .action(this.commandAction.bind(this));
    }

    protected async commandAction(options: any): Promise<void> {
        if ( !options.password ) {
            options.password = (await inquirer.prompt({
                                                          type   : 'password',
                                                          name   : 'password',
                                                          message: 'Please enter your password',
                                                          mask   : ''
                                                      })).password;
        }

        console.log(chalk.cyan('Please wait while we are logging in you to Dojo...'));

        await SessionManager.login(options.user, options.password);

        SessionManager.checkPermissions(true, 4);
    }
}


export default SessionAppLoginCommand.instance;