import { CommandHandler, ICommandHandler } from '@nestjs/cqrs';
import { ProjectKeysRepository } from '../ports/project-keys.repository';
import { CommandResult, ack } from './command-result';
import { DeleteProjectCommand } from './delete-project.command';
import { WriteAccess } from './write-access';

/** Tickets, comments and releases follow through ProjectDeletionSaga. */
@CommandHandler(DeleteProjectCommand)
export class DeleteProjectCommandHandler
  implements ICommandHandler<DeleteProjectCommand>
{
  constructor(
    private readonly access: WriteAccess,
    private readonly projectKeys: ProjectKeysRepository,
  ) {}

  async execute(command: DeleteProjectCommand): Promise<CommandResult> {
    const project = await this.access.project(command.projectId);
    project.delete(command.actorId, command.confirmKey);
    await project.commitAndWait();
    // The key can be used again by a new project.
    await this.projectKeys.release(project.key, project.id);
    return ack(project);
  }
}