private async Task SendNotifyRequestExhibit(RequestExhibitDto dto)
{
var notifyReceiver = new Notification
{
User = new User {
Id = dto.Receiver.Owner.UserId
},
Text =
$"У вас запросили экспонат {dto.Exhibit.Name} в подразделение {dto.Consumer.Name}. Вы согласны?",
SubdivisionId = dto.Receiver.Id,
ExhibitId = dto.Exhibit.Id,
IsRead = false,
Confirm = Confirm.NeededConfirm,
CreationTime = DateTimeOffset.Now
};
await _notificationUseCases.Notify(notifyReceiver);
var notifyConsumer = new Notification
{
User = new User {
Id = dto.Consumer.Owner.UserId
},
Text = $"Вы запросили экспонат {dto.Exhibit.Name} из подразделения {dto.Receiver.Name}." +
$" Ожидайте подтверждение представителя {dto.Receiver.Name}",
SubdivisionId = dto.Consumer.Id,
ExhibitId = dto.Exhibit.Id,
IsRead = false,
Confirm = Confirm.SystemInformation,
CreationTime = DateTimeOffset.Now
};
await _notificationUseCases.Notify(notifyConsumer);
}
private static void CheckCapacity(RequestExhibitDto dto)
{
var availableCapacity = dto.Consumer.Capacity - dto.Exhibit.Count;
if (availableCapacity < 0)
{
throw new BadRequestException(
$"Subdivision '{dto.Consumer.Id}' cannot accommodate the exhibit with id '{dto.Exhibit.Id}'");
}
}
private async Task HasOwners(RequestExhibitDto dto)
{
if (dto.Receiver.Owner.UserId == null)
{
throw new BadRequestException(
$"No representative found for this subdivision with id '{dto.Receiver.Id}'.");
}
if (!await _editorManager.IsOwner <BaseEntity <Guid> >(dto.Consumer, dto.UserId))
{
throw new BadRequestException(
$"User with Id {dto.UserId} is not owner subdivision {dto.Consumer.Id}");
}
}
public async Task RequestExhibit(Guid subdivisionId, Guid exhibitId, string userId)
{
var exhibit = await _exhibitUseCases.Get(exhibitId);
var dto = new RequestExhibitDto
{
Consumer = await Get(subdivisionId),
Exhibit = exhibit,
Receiver = await Get(exhibit.Subdivision.Id),
UserId = userId
};
await ValidateRequestExhibit(dto);
await SendNotifyRequestExhibit(dto);
}
private async Task ValidateRequestExhibit(RequestExhibitDto dto)
{
await HasOwners(dto);
CheckCapacity(dto);
}
