public void Save(Document document)
{
var invoiceProcessingContext = new InvoiceProcessingContext();
invoiceProcessingContext.Text = document.Text;
invoiceProcessingContext.Invoice = new Invoice()
{
Id = document.Id
};
var tasks = new List <IInvoiceProcessingTask>();
tasks.Add(new AnalyzeEntities());
tasks.Add(new DetermineInvoiceAmountDueTask());
tasks.Add(new DetermineInvoiceTotalAmountTask());
tasks.Add(new DetermineInvoiceCurrency());
tasks.Add(new DetermineInvoiceDate());
InvoiceProcessingTaskExecutionHelper.ExecuteTasks(invoiceProcessingContext, tasks);
if (invoiceProcessingContext.Invoice.AmountDue == 0)
{
invoiceProcessingContext.Invoice.ProcessingStatus = ProcessingStatus.Paid;
}
_invoiceDatasource.Save(invoiceProcessingContext.Invoice);
}
public void Execute(InvoiceProcessingContext invoiceProcessingContext)
{
if (invoiceProcessingContext.AnalyzeEntitiesResponse == null)
{
return;
}
var currencies = invoiceProcessingContext.AnalyzeEntitiesResponse.Entities.Where(u => Convert.ToInt32(u.Type) == 13 && u.Metadata.ContainsKey("currency"));
if (currencies.Any())
{
var containedCurrencies = new List <string>();
foreach (var currency in _supportedCurrencies)
{
if (invoiceProcessingContext.Text.Contains(currency))
{
containedCurrencies.Add(currency);
}
}
if (containedCurrencies.Count > 1)
{
invoiceProcessingContext.Invoice.Currency = currencies.GroupBy(u => u.Metadata["currency"]).OrderByDescending(v => v.Count())
.FirstOrDefault().Key;
}
else
{
invoiceProcessingContext.Invoice.Currency = containedCurrencies.FirstOrDefault();
}
}
}
public static void ExecuteTasks(InvoiceProcessingContext invoiceProcessingContext, IList <IInvoiceProcessingTask> tasks)
{
if (tasks == null || tasks.Count == 0)
{
return;
}
foreach (var task in tasks)
{
task.Execute(invoiceProcessingContext);
}
}
public void Execute(InvoiceProcessingContext invoiceProcessingContext)
{
if (invoiceProcessingContext.AnalyzeEntitiesResponse == null)
{
return;
}
var dates = invoiceProcessingContext.AnalyzeEntitiesResponse.Entities.Where(u => Convert.ToInt32(u.Type) == 11 && u.Metadata.ContainsKey("year") && u.Metadata.ContainsKey("month") && u.Metadata.ContainsKey("day"));
if (dates.Any())
{
var invoiceDates = new List <DateTime>();
dates.ToList().ForEach(u =>
{
invoiceDates.Add(new DateTime(Convert.ToInt32(u.Metadata["year"]), Convert.ToInt32(u.Metadata["month"]), Convert.ToInt32(u.Metadata["day"])));
});
invoiceProcessingContext.Invoice.InvoiceDate = invoiceDates.Min();
}
}
public void Execute(InvoiceProcessingContext invoiceProcessingContext)
{
decimal returnValue = 0;
MatchCollection matches = Regex.Matches(invoiceProcessingContext.Text, @"((\+|\-)?[$€£])\s*(\d[.\d,]*)");
var amounts = new List <decimal>();
var amountDictionary = new Dictionary <decimal, List <int> >();
for (int i = 0; i < matches.Count; i++)
{
var str = matches[i].ToString();
var num = 0;
var formattedAmountAsString = str.Replace("$", "").Replace("£", "");
decimal amount = 0;
if (decimal.TryParse(formattedAmountAsString, out amount))
{
amounts.Add(amount);
}
BuildAmountDictionary(i, amount, amountDictionary);
}
SetIndexForAmountsToWhichTheyCanBeFormedByAddingOtherAmountsConsecutively(amounts, amountDictionary);
int maxIndex = 0;
foreach (var item in amountDictionary)
{
foreach (var index in item.Value)
{
if (index > maxIndex)
{
maxIndex = index;
returnValue = item.Key;
}
}
}
SetAmount(invoiceProcessingContext, returnValue);
}
protected override void SetAmount(InvoiceProcessingContext invoiceProcessingContext, decimal amount)
{
invoiceProcessingContext.Invoice.AmountDue = amount;
}
protected virtual void SetAmount(InvoiceProcessingContext invoiceProcessingContext, decimal amount)
{
throw new NotImplementedException();
}
