public async Task <Voucher> UpdateGiftVoucherAmount(string code, long amount)
{
try
{
string encryptedCode = CodeGenerator.Encrypt(code);
var voucher = await GetVoucherByCode(encryptedCode);
Gift giftVoucher = await _giftVoucherService.GetGiftVoucher(voucher); //returning a gift voucher
var previousAmount = giftVoucher.GiftAmount;
giftVoucher.GiftAmount += amount;
giftVoucher.GiftBalance += amount;
//log the event
var updatedEvent = new VoucherUpdatedEvent()
{
EventId = Guid.NewGuid(),
EventTime = DateTime.Now,
MerchantId = voucher.MerchantId,
Message = "Update performed on voucher",
VoucherCode = voucher.Code,
VoucherType = voucher.VoucherType,
PropertyUpdated = new PropertyUpdated()
{
PropertyName = "GiftAmount",
PreviousValue = previousAmount,
NewValue = giftVoucher.GiftAmount
}
};
_logger.LogInformation("Updated a voucher: {@UpdateEvent}", updatedEvent);
await _giftVoucherService.UpdateGiftVoucher(giftVoucher); //persist the change
string decryptedCode = CodeGenerator.Decrypt(voucher.Code);
voucher.Code = decryptedCode;
return(voucher);
}
catch (VoucherUpdateException ex)
{
var updatedFailedEvent = new VoucherUpdateFailedEvent()
{
EventId = Guid.NewGuid(), EventTime = DateTime.Now, VoucherType = VoucherType.GIFT.ToString(),
Message = "Update operation failed for voucher", VoucherCode = code, FailureReason = ex.Message,
PropertyToUpdate = new PropertyUpdated()
{
PropertyName = "GiftBalance", NewValue = amount
}
};
_logger.LogError("Error Updating a gift: {@UpdateFailedEvent}", updatedFailedEvent);
_logger.LogDebug(ex, "Could not perform update operation on voucher with {Code}", code);
return(null);
}
}
public async Task <long?> ActivateOrDeactivateVoucher(string code)
{
try
{
//get the voucher that is to be updated
string encryptedCode = CodeGenerator.Encrypt(code);
var voucher = await GetVoucherByCode(encryptedCode);
voucher.VoucherStatus = voucher.VoucherStatus.ToUpper() == "ACTIVE" ? "INACTIVE" : "ACTIVE";
long recordsAffected = await _baseRepository.UpdateVoucherStatusByCodeAsync(voucher);
//log the event
if (voucher.VoucherStatus.ToUpper() == "ACTIVE")
{
var updatedEvent = new VoucherDeactivatedEvent()
{
EventId = Guid.NewGuid(), EventTime = DateTime.Now, MerchantId = voucher.MerchantId,
Message = "Voucher was deactivated", VoucherCode = voucher.Code,
VoucherType = voucher.VoucherType
};
_logger.LogInformation("Deactivated a voucher: {@Event}", updatedEvent);
}
if (voucher.VoucherStatus.ToUpper() == "INACTIVE")
{
var updatedEvent = new VoucherReactivatedEvent()
{
EventId = Guid.NewGuid(), EventTime = DateTime.Now, MerchantId = voucher.MerchantId,
Message = "Voucher was Activated", VoucherCode = voucher.Code,
VoucherType = voucher.VoucherType
};
_logger.LogInformation("Activated a voucher: {@Event}", updatedEvent);
}
;
return(recordsAffected);
}
catch (Exception ex)
{
//log the event
var updatedFailedEvent = new VoucherUpdateFailedEvent()
{
EventId = Guid.NewGuid(), EventTime = DateTime.Now,
Message = "Could not perform update on voucher", VoucherCode = code,
FailureReason = ex.Message
};
_logger.LogInformation("Updated a voucher: {@Event}", updatedFailedEvent);
_logger.LogError(ex, "Could not perform activate or deactivate operation on voucher with {Code}", code);
}
return(null);
}
public async Task <long?> UpdateVoucherExpiryDate(string code, DateTime newDate)
{
try
{
//get the voucher that is to be updated
string encryptedCode = CodeGenerator.Encrypt(code);
var voucher = await GetVoucherByCode(encryptedCode);
var oldDate = voucher.ExpiryDate;
voucher.ExpiryDate = newDate;
var recordsAffected = await _baseRepository.UpdateVoucherExpiryDateByCodeAsync(voucher);
var updatedEvent = new VoucherUpdatedEvent()
{
EventId = Guid.NewGuid(), EventTime = DateTime.Now, MerchantId = voucher.MerchantId,
Message = "Update performed on voucher", VoucherCode = voucher.Code,
VoucherType = voucher.VoucherType, PropertyUpdated = new PropertyUpdated()
{
PropertyName = "ExpiryDate", PreviousValue = oldDate, NewValue = voucher.ExpiryDate
}
};
_logger.LogInformation("Voucher expiry date updated: {@ExpiryUpdateEvent}", updatedEvent);
return(recordsAffected);
}
catch (VoucherUpdateException ex)
{
var updateFailedEvent = new VoucherUpdateFailedEvent()
{
EventId = Guid.NewGuid(), EventTime = DateTime.Now,
Message = "Update performed on voucher", VoucherCode = code,
FailureReason = ex.Message, PropertyToUpdate = new PropertyUpdated()
{
PropertyName = "ExpiryDate", NewValue = newDate
}
};
_logger.LogError("Failed to update Voucher: {@ExpiryUpdateFailedEvent}", updateFailedEvent);
_logger.LogDebug(ex, "Could not perform update operation on voucher with {Code}", code);
return(null);
}
}
