Implemented missing dumping of cost entry details model to billing.

ucalc/BillingWindow.xaml.cs

@@ -162,7 +162,7 @@ namespace UCalc
                 var billing = Model.Dump();
                 try
                 {
-                    new BillingLoader().Store(FilePath, billing);
+                    BillingLoader.Store(FilePath, billing);
                     Model.ResetModified();
                     return true;
                 }

ucalc/Data/BillingLoader.cs

@@ -69,7 +69,7 @@ namespace UCalc.Data
         }
     }
 
-    public class BillingLoader
+    public static class BillingLoader
     {
         private static string AsString(JObject parent, string name, bool optional = false)
         {
@@ -171,7 +171,7 @@ namespace UCalc.Data
             target.BankName = AsString(bankAccount, "bank_name");
         }
 
-        private Billing LoadFormat1(string path)
+        private static Billing LoadFormat1(string path)
         {
             var content = File.ReadAllText(path);
             try
@@ -289,7 +289,7 @@ namespace UCalc.Data
         }
 
         [SuppressMessage("ReSharper", "PossibleNullReferenceException")]
-        private Billing LoadFormat2(string path)
+        private static Billing LoadFormat2(string path)
         {
             var content = File.ReadAllText(path);
             try
@@ -337,7 +337,7 @@ namespace UCalc.Data
             }
         }
 
-        public Billing Load(string path)
+        public static Billing Load(string path)
         {
             try
             {
@@ -349,7 +349,7 @@ namespace UCalc.Data
             }
         }
 
-        public void Store(string path, Billing billing)
+        public static void Store(string path, Billing billing)
         {
             File.WriteAllText(path, JsonConvert.SerializeObject(billing, Formatting.Indented));
         }

ucalc/MainWindow.xaml.cs

@@ -71,7 +71,7 @@ namespace UCalc
         {
             try
             {
-                var billing = new BillingLoader().Load(path);
+                var billing = BillingLoader.Load(path);
                 App.RecentlyOpenedList.Add(new RecentlyOpenedItem(path));
 
                 new BillingWindow(path, billing).Show();

ucalc/Models/Model.cs

@@ -240,7 +240,7 @@ namespace UCalc.Models
                 DepartureDate = tenant.DepartureDate.Value,
                 RentedFlats =
                     new HashSet<Flat>(tenant.RentedFlats.Select(rentedFlat => flatPropertyToFlat[rentedFlat])),
-                PaidRent = decimal.TryParse(tenant.PaidRent.Value, out var d) ? d : 0,
+                PaidRent = tenant.PaidRent.ConvertedValue ?? 0,
                 CustomMessage1 = tenant.CustomMessage1.Value,
                 CustomMessage2 = tenant.CustomMessage2.Value
             }).ToList();
@@ -253,7 +253,19 @@ namespace UCalc.Models
                 IncludeUnrented = cost.IncludeUnrented.Value,
                 AffectedFlats =
                     new HashSet<Flat>(cost.AffectedFlats.Select(rentedFlat => flatPropertyToFlat[rentedFlat])),
-                // TODO: Entries = {},
+                Entries = cost.Entries.Select(entry => new CostEntry
+                {
+                    StartDate = entry.StartDate.Value ?? StartDate,
+                    EndDate = entry.EndDate.Value ?? EndDate,
+                    Amount = entry.Amount.ConvertedValue ?? 0,
+                    Details = new CostEntryDetails
+                    {
+                        TotalAmount = entry.Details.TotalAmount.ConvertedValue ?? 0,
+                        UnitCount = entry.Details.UnitCount.ConvertedValue ?? 0,
+                        DiscountsInUnits = entry.Details.DiscountsInUnits
+                            .Select(discount => discount.ConvertedValue ?? 0).ToList()
+                    }
+                }).ToList(),
                 DisplayInBill = cost.DisplayInBill.Value
             }).ToList();