Now able to setup assignments and they will start when the task is started.

e-suite.Database.Core/e-suite.Database.Core/Tables/Activity/ActivityAssignment.cs

@@ -1,12 +1,13 @@
-using System.ComponentModel;
-using System.ComponentModel.DataAnnotations;
-using System.ComponentModel.DataAnnotations.Schema;
-using e_suite.Database.Audit.Attributes;
+using e_suite.Database.Audit.Attributes;
 using e_suite.Database.Core.Models;
 using e_suite.Database.Core.Tables.Domain;
 using e_suite.Database.Core.Tables.UserManager;
+using eSuite.Core.Enums;
 using eSuite.Core.Workflow;
 using Microsoft.EntityFrameworkCore;
+using System.ComponentModel;
+using System.ComponentModel.DataAnnotations;
+using System.ComponentModel.DataAnnotations.Schema;
 
 namespace e_suite.Database.Core.Tables.Activity;
 
@@ -51,10 +52,11 @@ public class ActivityAssignment : IGeneralId, ISoftDeletable, IRuntimeOutcomes
     [ForeignKey(nameof(UserId))]
     public virtual User User { get; set; } = null!;
 
-    public List<string> Outcomes { get; set; }
+    public List<string> Outcomes { get; set; } = [];
     public DateTimeOffset? StartDateTime { get; set; }
     public DateTimeOffset? FinishDateTime { get; set; }
-    public string Comments { get; set; }
+    public string Comments { get; set; } = string.Empty;
     public long? CompletedByUserId { get; set; }
     public string? CompletedByUserDisplayName { get; set; }
+    public ActivityState ActivityState { get; set; } = ActivityState.Pending;
 }

e-suite.Database.Core/e-suite.Database.Core/Tables/Activity/ActivityTask.cs

@@ -53,7 +53,7 @@ public class ActivityTask : IGeneralId, ISoftDeletable, IRuntimeOutcomes
     /// </summary>
     public DateTimeOffset? FinishDateTime { get; set; }
 
-    public string Comments { get; set; }
+    public string Comments { get; set; } = string.Empty;
     public long? CompletedByUserId { get; set; }
     public string? CompletedByUserDisplayName { get; set; }
 

e-suite.Database.SqlServer/e-suite.Database.SqlServer/Migrations/20260316161358_Added ActivityState to the assignment table.cs

@@ -0,0 +1,31 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace esuite.Database.SqlServer.Migrations
+{
+    /// <inheritdoc />
+    public partial class AddedActivityStatetotheassignmenttable : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<int>(
+                name: "ActivityState",
+                schema: "Activity",
+                table: "ActivityAssignments",
+                type: "int",
+                nullable: false,
+                defaultValue: 0);
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropColumn(
+                name: "ActivityState",
+                schema: "Activity",
+                table: "ActivityAssignments");
+        }
+    }
+}

e-suite.Database.SqlServer/e-suite.Database.SqlServer/Migrations/SqlEsuiteDatabaseDbContextModelSnapshot.cs

@@ -162,6 +162,9 @@ namespace esuite.Database.SqlServer.Migrations
 
                     SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<long>("Id"));
 
+                    b.Property<int>("ActivityState")
+                        .HasColumnType("int");
+
                     b.Property<bool>("AllowNoVerdict")
                         .HasColumnType("bit");
 

e-suite.Workflow.Core/Extensions/ActivityAssignmentExtensions.cs

@@ -0,0 +1,39 @@
+using e_suite.Database.Core.Tables.Activity;
+using eSuite.Core.Enums;
+
+namespace e_suite.Workflow.Core.Extensions;
+
+public static class ActivityAssignmentExtensions
+{
+    extension(ActivityAssignment task)
+    {
+        public void SetState(ActivityState newState)
+        {
+            if (newState == ActivityState.Active)
+            {
+                if (task.StartDateTime == null)
+                    throw new InvalidOperationException(
+                        $"Cannot set state to Active because StartDateTime is not set for task {task.Id}."
+                    );
+            }
+
+            if (newState == ActivityState.ReadyToComplete)
+            {
+                if (task.Outcomes == null || task.Outcomes.Count == 0)
+                    throw new InvalidOperationException(
+                        $"Cannot set state to ReadyToComplete because no outcomes have been recorded for task {task.Id}."
+                    );
+            }
+
+            if (newState == ActivityState.Completed)
+            {
+                if (task.FinishDateTime == null)
+                    throw new InvalidOperationException(
+                        $"Cannot set state to Completed because FinishDateTime is not set for task {task.Id}."
+                    );
+            }
+
+            task.ActivityState = newState;
+        }
+    }
+}

e-suite.Workflow.Core/Extensions/TaskExtensions.cs

@@ -180,9 +180,16 @@ public static class TaskExtensions
 
         public async Task StartTask(ActivityTask activityTask, IClock clock)
         {
-            activityTask.StartDateTime = clock.GetNow;
+            var now = clock.GetNow;
+            activityTask.StartDateTime = now;
             activityTask.SetState(ActivityState.Active);
 
+            foreach (var assignment in activityTask.Assignments)
+            {
+                assignment.StartDateTime = now;
+                assignment.SetState(ActivityState.Active);
+            }
+
             await task.OnStartedAsync(activityTask);
         }