import { TaskStatus } from '../../utils/common/task-statuses.enum';
import { Hint } from '../../utils/common/common.interface';
import { Language } from '../../utils/common/language-types';
import { HeadingLevel } from '../../utils/common/common.interface';
import { HeaderLanguageToggleEventDetails } from '../../utils/events/common-events.interface';
export type TaskHeadingLevel = Extract<HeadingLevel, 'h2' | 'h3' | 'h4'>;
/**
 * Ontario Task represents an individual task item and status within a task list.
 *
 * For component guidance, see:
 * - https://designsystem.ontario.ca/components/detail/task-list.html
 * - https://designsystem.ontario.ca/developer-docs/components/ontario-task/
 */
export declare class OntarioTask {
	el: HTMLElement;
	hintTextRef?: HTMLOntarioHintTextElement | undefined;
	/**
	 * Specifies the label of the task.
	 *
	 * This is required to provide the name of the task.
	 */
	label: string;
	/**
	 * A unique id for the task.
	 *
	 * This is required.
	 */
	taskId: string;
	/**
	 * Specifies an optional link associated with the task.
	 *
	 * If provided, clicking the task will navigate to this URL.
	 */
	link?: string;
	/**
	 * Disables the task link when set to `true`.
	 *
	 * Default is `false`, meaning the link will be active if provided.
	 */
	deactivateLink: boolean;
	/**
	 * The language of the component.
	 *
	 * This is used for translations, and is by default set through event listeners checking for a language property from the header. If no language is passed, it will default to English.
	 */
	language?: Language;
	/**
	 * Used to include the ontario-hint-text component for the task.
	 *
	 * This is optional.
	 */
	hintText?: string | Hint;
	/**
	 * Defines the status of the task.
	 *
	 * Falls back to the default status if not provided, or if an unrecognized value is passed.
	 */
	taskStatus: TaskStatus;
	/**
	 * Allows consumers to define the heading level for the task label.
	 *
	 * Accepts 'h2', 'h3' or 'h4'. Default is 'h3'.
	 */
	headingLevel: TaskHeadingLevel;
	/**
	 * The hint text options are re-assigned to the internalHintText state.
	 */
	private internalHintText;
	/**
	 * Mutable variable, for internal use only.
	 *
	 * Set the task's status state depending on validation result.
	 */
	private taskStatusState;
	/**
	 * Watch for changes in `headingLevel` prop to validate its value.
	 */
	validateHeadingLevel(newValue: string): void;
	/**
	 * Watch for changes in `hintText` prop and parse it if available.
	 *
	 * If a `hintText` prop is passed, the `constructHintTextObject` function will convert it to the correct format,
	 * and the result will be stored in the `internalHintText` state.
	 */
	private parseHintText;
	/**
	 * Watch for changes in `taskStatus` prop to validate its value.
	 */
	validateTaskStatus(newValue: TaskStatus): void;
	/**
	 * Listen for app language settings on the window to update the component language.
	 */
	handleSetAppLanguage(event: CustomEvent<Language>): void;
	/**
	 * Handles an update to the language should the user request a language update from the language toggle.
	 * @param {CustomEvent} - The language that has been selected.
	 */
	handleHeaderLanguageToggled(event: CustomEvent<HeaderLanguageToggleEventDetails>): void;
	/**
	 * Determines the badge colour based on the current `taskStatusState`.
	 *
	 * @returns {TaskBadgeColour}
	 */
	private getBadgeColour;
	/**
	 * Provides a translated task status string based on the current language.
	 */
	private getTranslatedTaskStatus;
	/**
	 * Renders hint text if available.
	 */
	private renderHintText;
	/**
	 * Returns the class name(s) for the task label.
	 */
	private getClass;
	/**
	 * Logs a warning to the console if the `taskStatus` prop is set to an invalid value.
	 *
	 * This function informs developers that the provided `taskStatus` is not recognized
	 * and resets the status to the default value of `'notStarted'`. The warning message
	 * specifies the valid task statuses to help guide correct usage.
	 *
	 * @returns The default task status `'notStarted'`.
	 */
	private warnAndGetDefaultTaskStatus;
	/**
	 * Renders the task label and status content.
	 *
	 * This includes dynamically rendering the heading element (h2, h3, or h4) based on the `headingLevel` prop,
	 * as well as the badge indicating the task status.
	 */
	private renderTaskContent;
	/**
	 * After the component loads, retrieve the hint text ID (if available) from the hintText component,
	 * and set it for the `aria-describedby` attribute.
	 */
	componentDidLoad(): Promise<void>;
	/**
	 * Lifecycle method: before the component loads, parse the hint text and
	 * validate language and task status and heading level.
	 */
	componentWillLoad(): Promise<void>;
	render(): any;
}