1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
|
using System;
using Cmpp298.Assignment3.Domain;
using Cmpp298.Assignment3.Dto;
using Cmpp298.Assignment3.Task;
namespace Cmpp298.Assignment3.Presentation {
public class NewInvoicePresenter {
private readonly string _vendorId;
private readonly INewInvoiceView _view;
private readonly IInvoiceTask _invoiceTask;
private readonly IVendorTask _vendorTask;
private readonly ITermTask _termTask;
public NewInvoicePresenter( string vendorId, INewInvoiceView view )
: this( vendorId, view, new InvoiceTask( ), new VendorTask( ), new TermTask( ) ) {}
public NewInvoicePresenter( string vendorId, INewInvoiceView view, IInvoiceTask invoiceTask, IVendorTask vendorTask,
ITermTask termTask ) {
_vendorId = vendorId;
_view = view;
_invoiceTask = invoiceTask;
_vendorTask = vendorTask;
_termTask = termTask;
}
public void Load( ) {
_view.BindTo( _vendorTask.FindVendorNameBy( _vendorId ) );
_view.InvoiceNumber = Guid.NewGuid( ).ToString( );
_view.Terms.BindTo( _termTask.GetAll( ) );
}
public void SaveInvoice( ) {
if ( IsValidInput( ) ) {
_invoiceTask.SaveNewInvoice( CreateDtoFromView( ) );
}
else {
_view.ShowError( "Invalid input detected!" );
}
}
private bool IsValidInput( ) {
AmountEntrySpecification specification = new AmountEntrySpecification( );
return
specification.IsSatisfiedBy( _view.CreditTotal )
&& specification.IsSatisfiedBy( _view.PaymentTotal )
&& specification.IsSatisfiedBy( _view.InvoiceTotal );
}
private SaveInvoiceDto CreateDtoFromView( ) {
return new SaveInvoiceDto( _vendorId, _view.InvoiceNumber, _view.InvoiceDate, _view.InvoiceTotal, _view.PaymentTotal,
_view.CreditTotal, _view.DueDate, _view.PaymentDate, _view.Terms.SelectedItem.Value );
}
}
}
|
