private Dictionary <string, AttributeValue> Map(BillingAlertItem billingAlert)
{
return(new Dictionary <string, AttributeValue>
{
{ IdAttribute, new AttributeValue {
N = billingAlert.CustomerId.ToString()
} },
{ nameof(BillingAlertItem.AlertAmountThreshold).ToLower(), new AttributeValue {
N = billingAlert.AlertAmountThreshold.ToString()
} },
{ nameof(BillingAlertItem.TotalBillAmount).ToLower(), new AttributeValue {
N = billingAlert.TotalBillAmount.ToString()
} },
{ nameof(BillingAlertItem.BillAmountLastUpdated).ToLower(), new AttributeValue {
S = billingAlert.BillAmountLastUpdated.ToString()
} },
{ nameof(BillingAlertItem.IsAlerted).ToLower(), new AttributeValue {
BOOL = billingAlert.IsAlerted
} }
});
}
private bool ShouldAlert(BillingAlertItem billingAlert) => !billingAlert.IsAlerted && billingAlert.TotalBillAmount >= billingAlert.AlertAmountThreshold;
private string DefaultAlertMessage(BillingAlertItem billingAlert) =>
$"Your toll amount for {DateTime.Now.Month}/{DateTime.Now.Year} is ${billingAlert.TotalBillAmount} and has exceeded the threshold value of {billingAlert.AlertAmountThreshold}";
