Enabled sorting invoices by due date

lib/ui/invoice/edit/invoice_edit_details.dart

@@ -15,9 +15,11 @@ class InvoiceEditDetails extends StatefulWidget {
   const InvoiceEditDetails({
     Key key,
     @required this.viewModel,
+    this.isQuote = false,
   }) : super(key: key);
 
   final EntityEditDetailsVM viewModel;
+  final bool isQuote;
 
   @override
   InvoiceEditDetailsState createState() => InvoiceEditDetailsState();
@@ -137,7 +139,9 @@ class InvoiceEditDetailsState extends State<InvoiceEditDetails> {
                     autocorrect: false,
                     controller: _invoiceNumberController,
                     decoration: InputDecoration(
-                      labelText: localization.invoiceNumber,
+                      labelText: widget.isQuote
+                          ? localization.quoteNumber
+                          : localization.invoiceNumber,
                     ),
                     validator: (String val) => val.trim().isEmpty
                         ? AppLocalization.of(context).pleaseEnterAnInvoiceNumber
@@ -147,7 +151,9 @@ class InvoiceEditDetailsState extends State<InvoiceEditDetails> {
               validator: (String val) => val.trim().isEmpty
                   ? AppLocalization.of(context).pleaseSelectADate
                   : null,
-              labelText: localization.invoiceDate,
+              labelText: widget.isQuote
+                  ? localization.quoteDate
+                  : localization.invoiceDate,
               selectedDate: invoice.invoiceDate,
               onSelected: (date) {
                 viewModel
@@ -155,7 +161,9 @@ class InvoiceEditDetailsState extends State<InvoiceEditDetails> {
               },
             ),
             DatePicker(
-              labelText: localization.dueDate,
+              labelText: widget.isQuote
+                  ? localization.validUntil
+                  : localization.dueDate,
               selectedDate: invoice.dueDate,
               onSelected: (date) {
                 viewModel.onChanged(invoice.rebuild((b) => b..dueDate = date));

lib/ui/invoice/invoice_list_item.dart

@@ -73,7 +73,11 @@ class InvoiceListItem extends StatelessWidget {
                   child: filterMatch == null
                       ? Text(invoice.invoiceNumber +
                           ' • ' +
-                          formatDate(invoice.invoiceDate, context))
+                          formatDate(
+                              invoice.dueDate.isNotEmpty
+                                  ? invoice.dueDate
+                                  : invoice.invoiceDate,
+                              context))
                       : Text(
                           filterMatch,
                           maxLines: 3,

lib/ui/invoice/invoice_screen.dart

@@ -53,6 +53,7 @@ class InvoiceScreen extends StatelessWidget {
           sortFields: [
             InvoiceFields.invoiceNumber,
             InvoiceFields.invoiceDate,
+            InvoiceFields.dueDate,
             InvoiceFields.updatedAt,
           ],
           onSelectedState: (EntityState state, value) {

lib/ui/quote/edit/quote_edit_details_vm.dart

@@ -26,6 +26,7 @@ class QuoteEditDetailsScreen extends StatelessWidget {
       builder: (context, viewModel) {
         return InvoiceEditDetails(
           viewModel: viewModel,
+          isQuote: true,
         );
       },
     );

lib/ui/quote/quote_screen.dart

@@ -59,6 +59,7 @@ class QuoteScreen extends StatelessWidget {
           sortFields: [
             QuoteFields.quoteNumber,
             QuoteFields.quoteDate,
+            QuoteFields.validUntil,
             InvoiceFields.updatedAt,
           ],
           onSelectedState: (EntityState state, value) {