session fix

BLL.App/Services/GpsSessionService.cs

@@ -43,7 +43,7 @@ namespace BLL.App.Services
             // calculate duration - in seconds
             if (session.GpsLocations!.Count > 1)
             {
-                session.Duration = (session.GpsLocations.Last().RecordedAt - session.GpsLocations.First().RecordedAt).TotalSeconds;
+                session.Duration = (session.GpsLocations.First().RecordedAt - session.GpsLocations.Last().RecordedAt).TotalSeconds;
             }
 
             DAL.App.DTO.GpsLocation? prevLocation = null;
@@ -72,7 +72,7 @@ namespace BLL.App.Services
             session.GpsLocations = null;
 
             await UOW.GpsSessions.UpdateAsync(session);
-           
+            await UOW.SaveChangesAsync();
         }
         
         private static double GetDistance(DAL.App.DTO.GpsLocation gpsLocation, DAL.App.DTO.GpsLocation lastLocation)

WebApp/Views/GpsSessions/Index.cshtml

@@ -26,7 +26,7 @@
                     <p class="card-text">@Html.DisplayNameFor(model => model.GpsSessionType) - @(item.GpsSessionType!.Name!)</p>
                     <p class="card-text">@Html.DisplayNameFor(model => model.AppUser) - @(item.AppUser!.FirstLastName)</p>
                     <p class="card-text">@Html.DisplayNameFor(model => model.RecordedAt) - @Html.DisplayFor(model => item.RecordedAt)</p>
-                    <p class="card-text">@Html.DisplayNameFor(model => model.Duration) - @Html.DisplayFor(model => item.Duration)</p>
+                    <p class="card-text">@Html.DisplayNameFor(model => model.Duration) - @(TimeSpan.FromSeconds(item.Duration).ToString(@"hh\:mm\:ss"))</p>
                     <p class="card-text">@Html.DisplayNameFor(model => model.Distance) - @((item.Distance / 1000.0).ToString("N3"))</p>
                     <p class="card-text">@Html.DisplayNameFor(model => model.Climb) - @Html.DisplayFor(model => item.Climb)</p>
                     <p class="card-text">@Html.DisplayNameFor(model => model.Descent) - @Html.DisplayFor(model => item.Descent)</p>

WebApp/appsettings.Development.json

 {
-  "Logging": {
+   "Logging": {
     "LogLevel": {
       "Default": "Information",
       "Microsoft": "Warning",