src/app/common/user-map.ts

/*
******************************************************************************
* Copyright © 2018 PTA GmbH.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
*
*     http://www.eclipse.org/legal/epl-v10.html
*
******************************************************************************
*/
import { User } from '../model/user';

export class UserMap {
    private mappedUsers: User[];

    constructor(allUsers: User[]) {
        this.mappedUsers = [];
        if (!allUsers) {
            console.log('UserMap was created without any Users!');
            throw new EvalError('UserMap was created without any Users!');
        }
        for (const usr of allUsers) {
            this.mappedUsers[usr.username] = usr;
        }
    }

    public findUser(usrShort: string): User {
        return this.mappedUsers[usrShort];
    }

    public findAndRenderUser(shortUsr: string): string {
        if ( !shortUsr ) {
            return '';
        }

        const usr = this.findUser(shortUsr);
        if (!usr) {
            return '[' + shortUsr + ']';
        } else {
            return usr.firstName + (usr.lastName ? ' ' + usr.lastName : '');
        }
    }
}