restructured components so that there are more components in the pages

Management.Web/Pages/Course/CourseCalendar/Day/AssignmentInDay.razor

@@ -0,0 +1,53 @@
+@using Management.Web.Shared.Module.Assignment
+
+@inject DragContainer dragContainer
+@inject NavigationManager Navigation
+@inject AssignmentEditorContext assignmentContext
+
+@inject MyLogger<AssignmentInDay> logger
+@inherits DroppableAssignment
+
+@code {
+  protected override void OnInitialized()
+  {
+    planner.StateHasChanged += reload;
+  }
+  private void reload()
+  {
+    this.InvokeAsync(this.StateHasChanged);
+  }
+  public void Dispose()
+  {
+    planner.StateHasChanged -= reload;
+  }
+
+  private void HandleDragStart()
+  {
+    dragContainer.DropCallback = DropCallback;
+  }
+
+  private void HandleDragEnd()
+  {
+    dragContainer.DropCallback = null;
+  }
+
+  private void OnClick() 
+  {
+    if(planner.LocalCourse != null)
+    {
+      assignmentContext.Assignment = Assignment;
+      Navigation.NavigateTo("/course/" + planner.LocalCourse.Settings.Name + "/assignment/" + Assignment.Name);
+      logger.Log("navigating to assignment page");
+    }
+  }
+}
+
+<li
+  draggable="true"
+  @ondragstart="HandleDragStart"
+  @ondragend="HandleDragEnd"
+  @onclick="OnClick"
+  role="button"
+>
+  @Assignment.Name
+</li>