refactor: demo things search

Author: hamed-shirbandi

src/1-Libraries/Application/Dtos/SearchDemoThingsInputDto.cs

@@ -5,5 +5,5 @@ namespace CanBeYours.Application.Dtos;
 
 public class SearchDemoThingsInputDto : SearchInputDto
 {
-    public DemoThingType Type { get; set; }
+    public DemoThingType? Type { get; set; }
 }

src/1-Libraries/Infrastructure/DbContext/SettingsDbSeeder.cs

@@ -41,6 +41,11 @@ private static void SeedDemoThings(this IServiceScope serviceScope)
         };
 
         foreach (var thing in demoThings)
+        {
+            // We recreate the demo things only to add a delay and have different creation time for each.
+            var demoThing = DemoThing.Create(thing.Name, thing.Description, thing.Type, thing.UserId);
             demoThingRepository.Add(thing);
+            Thread.Sleep(10);
+        }
     }
 }

src/2-Clients/AdminPanel/Pages/DemoThings/Components/SearchDemoThings.razor

@@ -2,8 +2,8 @@
 
 <EditForm Model="SearchDemoThingsInputDto" OnSubmit="HandleSearchDemoThings" class="row gy-2 gx-3 align-items-center">
 
-    <div class="col-12">
-        <a class="btn f-sm btn-success" @onclick="@(() => ModalService.Show<CreateDemoThing>(AdminPanelLocalizer[AdminPanelResource.CreateDemoThing], new ModalOptions { Class="blazored-modal width-xs-90 width-md-50"}))">
+    <div class="col-6 col-sm-3">
+        <a class="btn d-block f-sm btn-success" @onclick="@(() => ModalService.Show<CreateDemoThing>(AdminPanelLocalizer[AdminPanelResource.CreateDemoThing], new ModalOptions { Class="blazored-modal width-xs-90 width-md-50"}))">
             @AdminPanelLocalizer[AdminPanelResource.CreateDemoThing]
         </a>
     </div>