import { v4 as uuidv4 } from 'uuid';

/**
 * Base interface for all domain events
 */
export interface IDomainEvent {
    readonly eventId: string;
    readonly occurredOn: Date;
    readonly eventType: string;
}

/**
 * Base class for domain events
 */
export abstract class DomainEvent implements IDomainEvent {
    public readonly eventId: string;
    public readonly occurredOn: Date;
    public readonly eventType: string;

    constructor(eventType: string) {
        this.eventId = uuidv4();
        this.occurredOn = new Date();
        this.eventType = eventType;
    }
}