wrote rubric parsing tests

Management.Test/Markdown/RubricMarkdownTests.cs

@@ -0,0 +1,67 @@
+using LocalModels;
+
+public class RubricMarkdownTests
+{
+  [Test]
+  public void TestCanParseOneItem()
+  {
+    var rawRubric = @"
+    - 2pts: this is the task
+    ";
+
+    var rubric = LocalAssignment.ParseRubricMarkdown(rawRubric);
+    rubric.Count().Should().Be(1);
+    rubric.First().IsExtraCredit.Should().BeFalse();
+    rubric.First().Label.Should().Be("this is the task");
+    rubric.First().Points.Should().Be(2);
+  }
+  [Test]
+  public void TestCanParseMultipleItems()
+  {
+    var rawRubric = @"
+    - 2pts: this is the task
+    - 3pts: this is the other task
+    ";
+
+    var rubric = LocalAssignment.ParseRubricMarkdown(rawRubric);
+    rubric.Count().Should().Be(2);
+    rubric.ElementAt(1).IsExtraCredit.Should().BeFalse();
+    rubric.ElementAt(1).Label.Should().Be("this is the other task");
+    rubric.ElementAt(1).Points.Should().Be(3);
+  }
+  [Test]
+  public void TestCanParseSinglePoint()
+  {
+    var rawRubric = @"
+    - 1pt: this is the task
+    ";
+
+    var rubric = LocalAssignment.ParseRubricMarkdown(rawRubric);
+    rubric.First().IsExtraCredit.Should().BeFalse();
+    rubric.First().Label.Should().Be("this is the task");
+    rubric.First().Points.Should().Be(1);
+  }
+  [Test]
+  public void TestCanParseSingleExtraCredit_LowerCase()
+  {
+    var rawRubric = @"
+    - 1pt: (extra credit) this is the task
+    ";
+
+    var rubric = LocalAssignment.ParseRubricMarkdown(rawRubric);
+    rubric.First().IsExtraCredit.Should().BeTrue();
+    rubric.First().Label.Should().Be("(extra credit) this is the task");
+  }
+
+  [Test]
+  public void TestCanParseSingleExtraCredit_UpperCase()
+  {
+    var rawRubric = @"
+    - 1pt: (Extra Credit) this is the task
+    ";
+
+    var rubric = LocalAssignment.ParseRubricMarkdown(rawRubric);
+    rubric.First().IsExtraCredit.Should().BeTrue();
+    rubric.First().Label.Should().Be("(Extra Credit) this is the task");
+  }
+}

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

@@ -195,7 +195,7 @@
     </label>
   </div>
   <div class="container">
-    <RubricEditor />
+    <RubricMarkdownEditor />
     <hr>
     <div class="mx-5 px-5">
       <SubmissionTypeSelector />

Management.Web/Shared/Components/AssignmentForm/RubricMarkdownEditor.razor

@@ -0,0 +1,95 @@
+@using Management.Web.Shared.Components
+
+@inject CoursePlanner planner
+@inject AssignmentEditorContext assignmentContext
+
+@code
+{
+  private IEnumerable<RubricItem> rubric { get; set; } = Array.Empty<RubricItem>();
+  private string rubricText = "";
+  private int rubricReloadKey = 0;
+
+  protected override void OnInitialized()
+  {
+    assignmentContext.StateHasChanged += reload;
+    reload();
+  }
+  private void reload()
+  {
+    if (assignmentContext.Assignment != null)
+    {
+      rubric = assignmentContext.Assignment.Rubric;
+    }
+    this.InvokeAsync(this.StateHasChanged);
+  }
+  public void Dispose()
+  {
+    assignmentContext.StateHasChanged -= reload;
+  }
+
+  private void save()
+  {
+    if (assignmentContext.Assignment != null)
+    {
+      var newAssignment = assignmentContext.Assignment with
+        {
+          Rubric = rubric,
+        };
+      assignmentContext.SaveAssignment(newAssignment);
+      StateHasChanged();
+    }
+  }
+
+  private void handleNewRubricText()
+  {
+    
+  }
+
+  private int requiredPoints => rubric.Where(r => !r.IsExtraCredit).Select(r => r.Points).Sum();
+  private int extraCreditPoints => rubric.Where(r => r.IsExtraCredit).Select(r => r.Points).Sum();
+}
+
+<br>
+<div class="row">
+
+  <div class="col offset-3">
+    <h4 class="text-center">Rubric</h4>
+  </div>
+</div>
+
+<div class="row">
+  <div class="col">
+    <label for="description" class="form-label">
+      Rubric
+    </label>
+  </div>
+  <div class="col">
+    HTML Preview
+  </div>
+</div>
+<div class="row">
+  <div class="col-6">
+    <textarea 
+      id="description" 
+      class="form-control h-100" 
+      rows=12
+      @bind="rubricText"
+      @oninput="handleNewRubricText"
+    />
+  </div>
+  <div class="col-6">
+    preview here
+  </div>
+</div>
+
+
+<div class="row">
+  <div class="col">
+    <div>
+      Requred Points: @requiredPoints
+    </div>
+    <div>
+      Extra Credit Points @extraCreditPoints
+    </div>
+  </div>
+</div>

Management/Models/Local/LocalAssignment.cs

@@ -1,3 +1,5 @@
+using System.Collections;
+using System.Text.RegularExpressions;
 using YamlDotNet.Serialization;
 
 namespace LocalModels;
@@ -5,8 +7,8 @@ namespace LocalModels;
 public record RubricItem
 {
   public static readonly string extraCredit = "(Extra Credit) ";
-  public string Label { get; set; } = "";
-  public int Points { get; set; } = 0;
+  public required string Label { get; set; }
+  public required int Points { get; set; }
   public bool IsExtraCredit => Label.Contains(extraCredit.ToLower(), StringComparison.CurrentCultureIgnoreCase);
 }
 
@@ -94,4 +96,32 @@ public record LocalAssignment
 
     return assignmentMarkdown;
   }
+
+  public static IEnumerable<RubricItem> ParseRubricMarkdown(string rawMarkdown)
+  {
+    var lines = rawMarkdown.Trim().Split(Environment.NewLine);
+    var items = lines.Select(l =>
+    {
+      var pointsPattern = @"\s*-\s*(\d+)\s*pt(s)?:";
+      var match = Regex.Match(l, pointsPattern);
+      if (!match.Success)
+        throw new RubricMarkdownParseException($"points not found: {l}");
+
+      var points = int.Parse(match.Groups[1].Value);
+
+      var label = string.Join(": ", l.Split(": ").Skip(1));
+
+      return new RubricItem()
+      {
+        Points = points,
+        Label = label
+      };
+    }).ToArray();
+    return items;
+  }
+}
+
+public class RubricMarkdownParseException : Exception
+{
+  public RubricMarkdownParseException(string message) : base(message) { }
 }