public SpendSummary GetTotalSpend(int supplierId)
{
var spendSummary = new SpendSummary();
var supplier = _supplierService.GetById(supplierId);
if (!supplier.IsExternal)
{
var invoices = _invoiceRepository.Get();
var spendDetails = from invoice in invoices
group invoice by invoice.InvoiceDate.Year into g
select new SpendDetail()
{
TotalSpend = g.Sum(x => x.Amount),
Year = g.Key
};
spendSummary.Name = supplier.Name;
spendSummary.Years = spendDetails.ToList();
}
else
{
var externalInvoices = _externalInvoiceProcessor.Process(supplierId);
var spendDetails = from invoice in externalInvoices
group invoice by invoice.Year into g
select new SpendDetail()
{
TotalSpend = g.Sum(x => x.TotalAmount),
Year = g.Key
};
spendSummary.Name = supplier.Name;
spendSummary.Years = spendDetails.ToList();
}
return(spendSummary);
}
public SpendSummary GetTotalSpend(int supplierId)
{
var supplier = this.supplierService.GetById(supplierId);
if (!supplier.IsExternal) //Internal Repository
{
this.spendSummary = supplier.SpendSummary(this.invoiceRepository);
}
else //External Service
{
this.externalInvoiceServiceManager.supplier = supplier;
this.spendSummary = this.externalInvoiceServiceManager.TryGetSpendSummaryFromExternalService(supplier, ExternalInvoiceService.GetInvoices);
}
return(this.spendSummary);
}
private void ExternalInvoiceServiceManager_EventExternalInvoiceServiceFailed(object sender, System.EventArgs e)
{
var serviceManagerArgs = e as ServiceManagerArgs;
consecutiveErrors = consecutiveErrors + 1;
if (consecutiveErrors > 3)
{
var failOverService = new FailoverInvoiceService();
var failOverInvoices = failOverService.GetInvoices(serviceManagerArgs.supplier.Id);
this.spendSummary = this.externalInvoiceServiceManager.TryGetSpendSummaryFromFailoverService(serviceManagerArgs.supplier, failOverInvoices);
}
else
{
this.spendSummary = this.externalInvoiceServiceManager.TryGetSpendSummaryFromExternalService(serviceManagerArgs.supplier, ExternalInvoiceService.GetInvoices);
}
}
private void ExternalInvoiceServiceManager_EventDataNotRefreshed(object sender, System.EventArgs e)
{
var serviceManagerArgs = e as ServiceManagerArgs;
consecutiveErrors = consecutiveErrors + 1;
if (consecutiveErrors > 6)
{
_autoEvent = new AutoResetEvent(false);
tm = new Timer(Execute, _autoEvent, 1000, 1000);
}
else
{
var failOverService = new FailoverInvoiceService();
var failOverInvoices = failOverService.GetInvoices(serviceManagerArgs.supplier.Id);
this.spendSummary = this.externalInvoiceServiceManager.TryGetSpendSummaryFromFailoverService(serviceManagerArgs.supplier, failOverInvoices);
}
}
private void ExternalInvoiceServiceManager_EventSuccess(object sender, EventArgs e)
{
this.spendSummary = this.externalInvoiceServiceManager.spendSummary;
}
public void Execute(Object stateInfo)
{
this.spendSummary = this.externalInvoiceServiceManager.TryGetSpendSummaryFromExternalService(stateInfo as Supplier, ExternalInvoiceService.GetInvoices);
tm.Dispose();
}
