canvasManagement/Management.Web/Shared/Components/AssignmentForm/RubricDisplay.razor

@using Management.Web.Shared.Components

@inject CoursePlanner planner
@inject AssignmentEditorContext assignmentContext

@code
{
  private int rubricReloadKey = 0;

  private string? error { get; set; } = null;

  protected override void OnInitialized()
  {
    assignmentContext.StateHasChanged += reload;
    reload();
  }
  private void reload()
  {
    this.InvokeAsync(this.StateHasChanged);
  }

  public void Dispose()
  {
    assignmentContext.StateHasChanged -= reload;
  }

  private int requiredPoints => assignmentContext.Assignment.Rubric.Where(r => !r.IsExtraCredit).Select(r => r.Points).Sum();
  private int extraCreditPoints => assignmentContext.Assignment.Rubric.Where(r => r.IsExtraCredit).Select(r => r.Points).Sum();
}

<div class="row">
  <h4 class="text-center">Rubric</h4>
</div>

@if (error != null)
{
  <p class="text-danger text-truncate">Error: @error</p>
}

<div class="row border-bottom">
  <div class="col-6 text-end">Label</div>
  <div class="col-3 text-center">Points</div>
  <div class="col-3 text-center">Extra Credit</div>
</div>
@foreach (var item in assignmentContext.Assignment.Rubric)
{
  <div class="row border-bottom">
    <div class="col-6 text-end">@item.Label</div>
    <div class="col-3 text-center">@item.Points</div>
    <div class="col-3 text-center">@item.IsExtraCredit</div>
  </div>
}
<div class="text-end">
  <div>
    Required Points: @requiredPoints
  </div>
  <div>
    Extra Credit Points @extraCreditPoints
  </div>
</div>