/**
 * Represents an alert
 * @augments {WorldstateObject}
 */
export default class Alert extends WorldstateObject {
    /**
     * @param   {object}             data       The alert data
     * @param   {string}             locale     Locale to use for translations
     */
    constructor(data: object, { locale }?: string);
    /**
     * The mission that the players have to complete
     * @type {Mission}
     */
    mission: Mission;
    /**
     * ETA string (at time of object creation)
     * @type {string}
     */
    eta: string;
    /**
     * An array containing the types of all of the alert's rewards
     * @type {Array.<string>}
     */
    rewardTypes: Array<string>;
    /**
     * A tag that DE occasionally provides, such as `LotusGift`
     * @type {string}
     */
    tag: string;
    /**
     * Get the alert's description text
     * @returns {string} the description
     */
    getDescription(): string;
    /**
     * Get the alert's reward
     * @returns {Reward} the reward
     */
    getReward(): Reward;
    /**
     * Get a string indicating how much time is left before the alert expires
     * @returns {string} the time left
     */
    getETAString(): string;
    /**
     * Get an array containing the types of all of the alert's rewards
     * @returns {Array.<string>} an array containing the types of all of the alert's rewards
     */
    getRewardTypes(): Array<string>;
}
import WorldstateObject from './WorldstateObject.js';
import Mission from './Mission.js';