import { logger } from '@fiverr-private/obs';
/**
 * The possible errors that could be thrown.
 */
export const ERRORS = {
    BEACON_ALREADY_EXISTS: 'Beacon is already exists, please ensure to use a unique name per beacon',
    BEACON_DOES_NOT_EXISTS:
        'Beacon does not exists, make sure to call `register` before trying to set beacon ready hook.',
    BEACON_EXECUTION_FAILED: 'Beacon execution failed',
} as const;

/**
 * The retry function to be triggered upon beacon errors.
 * @returns {Promise<unknown>}
 */
export type ActionRetry = () => Promise<unknown>;

/**
 * The error handler to be triggered upon beacon errors.
 */
export type ActionErrorHandler = (error: ActionExecutionError, retry: ActionRetry) => void;

/**
 * The custom error to be thrown when beacon execution fails.
 */
export class ActionExecutionError extends Error {
    override name: string;
    override stack: string;
    attempt: number;
    failReason: string;

    constructor(name: string, attempt: number, error: Error) {
        super();

        this.message = ERRORS.BEACON_EXECUTION_FAILED;
        this.name = name;
        this.attempt = attempt;
        this.stack = error.stack || '';
        this.failReason = error.message;
    }
}

/**
 * Default error handler to be triggered upon beacon errors.
 */
export const defaultErrorHandler: ActionErrorHandler = (beaconError) => logger.error(beaconError);