/**
* Remove reservedGift - in case the reservation was cancelled.
* Changes gift status to Active. ReservedGift will be deleted.
*
* @param userId is mandatory and represents current user's Id
*/
public async Task <BLLAppDTO.GiftBLL> CancelReservationAsync(BLLAppDTO.ReservedGiftBLL entity, Guid userId)
{
var targetGiftId = entity.GiftId;
var giftGiverId = userId;
var giftReceiverId = entity.UserReceiverId;
// UserIds are mandatory for deleting ReservedGift
if (giftGiverId == null || giftReceiverId == null)
{
throw new ArgumentNullException(nameof(userId));
}
// Check gift is Reserved and by current user
var gift = await UOW.Gifts.FirstOrDefaultAsync(targetGiftId, giftReceiverId);
if (!(await IsGiftReservedByRequesterAsync(Mapper.Map(gift), giftGiverId)))
{
throw new NotSupportedException(
$"Could not find a reserved gift {targetGiftId.ToString()} to cancel reservation by user {giftGiverId.ToString()}");
}
// DELETE corresponding ReservedGift
var reservedGift = await UOW.ReservedGifts.GetByGiftId(targetGiftId, giftGiverId);
if (reservedGift == null)
{
throw new NotSupportedException($"Could not find reserved Gift {targetGiftId.ToString()} to cancel reservation");
}
// gift = Mapper.Map(reservedGift.Gift); // Error InvalidOperationException - maybe a workaround? Right now include removed from Repo
await UOW.ReservedGifts.RemoveAsync(reservedGift, giftGiverId);
// UPDATE corresponding Gift's status back to Active
var reactivatedGift = await UpdateGiftStatusToActiveAsync(Mapper.Map(gift), giftReceiverId);
return(reactivatedGift);
}
/**
* Updates Gift status to Reserved and adds a new ReservedGift table entry.
*
* @param userId is mandatory and represents current user's Id, will be used as reserverUserId.
*/
public async Task <BLLAppDTO.GiftBLL> MarkAsReservedAsync(BLLAppDTO.ReservedGiftBLL entity, Guid userId)
{
var targetGiftId = entity.GiftId;
var giftReceiverId = entity.UserReceiverId;
// UserIds are mandatory for adding ReservedGift
if (userId == null || giftReceiverId == null)
{
throw new ArgumentNullException(nameof(userId));
}
// Check if this gift even exists
var existingGift = Mapper.Map(await UOW.Gifts.FirstOrDefaultAsync(targetGiftId, giftReceiverId));
if (existingGift == null)
{
throw new NotSupportedException($"Could not reserve a gift that does not exist");
}
// Check existing gift is not already reserved
if (await IsGiftReservedByRequesterAsync(existingGift, userId))
{
throw new NotSupportedException($"Could not reserve gift - {targetGiftId.ToString()} is already reserved");
}
// ADD NEW ReservedGift
var newReservedGift = AddReservedGift(targetGiftId, userId, giftReceiverId);
if (newReservedGift == null)
{
throw new NotSupportedException($"Could not reserve gift {targetGiftId.ToString()} - data insertion fail");
}
// UPDATE Gift to reserved status
var updatedGift = await UpdateGiftStatusToReservedAsync(existingGift, newReservedGift, userId);
return(updatedGift);
}
/**
* Remove reservedGift - in case it was gifted.
* Inserts new corresponding archivedGift. Gift entry will be kept too, but changed to Archived status.
* ReservedGift will be deleted.
*
* @param userId is mandatory and represents current user's Id
*/
public async Task <BLLAppDTO.GiftBLL> MarkAsGiftedAsync(BLLAppDTO.ReservedGiftBLL entity, Guid userId)
{
var targetGiftId = entity.GiftId;
var giftReceiverId = entity.UserReceiverId;
// UserIds are mandatory for archiving reserved gift
if (userId == null || giftReceiverId == null)
{
throw new ArgumentNullException(nameof(userId));
}
// Check that target gift exists and status is reserved (by current user)
var gift = Mapper.Map(await UOW.Gifts.FirstOrDefaultAsync(targetGiftId, giftReceiverId));
var isGiftAlreadyArchived = await IsGiftArchivedAsync(gift, userId, giftReceiverId);
var isGiftReservedByRequester = await IsGiftReservedByRequesterAsync(gift, userId);
if (gift == null || isGiftAlreadyArchived || !isGiftReservedByRequester)
{
throw new NotSupportedException(
$"Could not find reserved Gift {targetGiftId.ToString()} to mark as Gifted by user {userId.ToString()}");
}
// ADD NEW ArchivedGift
var newArchivedGift = AddArchivedGift(targetGiftId, userId, giftReceiverId);
if (newArchivedGift == null)
{
throw new NotSupportedException($"Could not mark gift {targetGiftId.ToString()} as gifted - data insertion fail");
}
// DELETE corresponding ReservedGift
var reservedGift = await UOW.ReservedGifts.GetByGiftId(targetGiftId, userId);
if (reservedGift == null)
{
throw new NotSupportedException($"Could not find reserved Gift {targetGiftId.ToString()} to mark it as gifted");
}
// gift = Mapper.Map(reservedGift.Gift); // Error InvalidOperationException - maybe a workaround? Right now include removed from Repo
await UOW.ReservedGifts.RemoveAsync(reservedGift, userId);
// UPDATE corresponding Gift's status to Archived
var updatedGift = await UpdateGiftStatusToArchivedAsync(gift, newArchivedGift, userId);
return(updatedGift);
}