import { EventsHandler, IEventHandler } from '@nestjs/cqrs';
import { ReleaseUpdatedEvent } from '@task-stream/api/tracker/domain';
import { UpsertMaterializedIssueRepository } from '../ports/upsert-materialized-issue.repository';
import { UpsertMaterializedReleaseRepository } from '../ports/upsert-materialized-release.repository';
import { ReadModelNotifier, versionOf } from './read-model-notifier';

@EventsHandler(ReleaseUpdatedEvent)
export class ReleaseUpdatedEventHandler
  implements IEventHandler<ReleaseUpdatedEvent>
{
  constructor(
    private readonly upsertMaterializedReleaseRepository: UpsertMaterializedReleaseRepository,
    private readonly upsertMaterializedIssueRepository: UpsertMaterializedIssueRepository,
    private readonly notifier: ReadModelNotifier,
  ) {}

  async handle(event: ReleaseUpdatedEvent) {
    await this.upsertMaterializedReleaseRepository.upsert({
      id: event.aggregateId,
      ...event.changes,
      version: versionOf(event),
    });
    if (event.changes.name) {
      await this.upsertMaterializedIssueRepository.renameRelease(
        event.aggregateId,
        event.changes.name,
      );
    }
    await this.notifier.release(event.aggregateId, event);
  }
}