feat(centralui): ExecutionId column, filter and drill-in on the Audit Log page

tests/ScadaLink.CentralUI.Tests/Components/Audit/AuditDrilldownDrawerTests.cs

@@ -40,6 +40,7 @@ public class AuditDrilldownDrawerTests : BunitContext
         string? responseSummary = null,
         string? extra = null,
         Guid? correlationId = null,
+        Guid? executionId = null,
         string? errorMessage = null,
         string? errorDetail = null,
         string? target = "demo-target")
@@ -51,6 +52,7 @@ public class AuditDrilldownDrawerTests : BunitContext
             Channel = channel,
             Kind = kind,
             CorrelationId = correlationId,
+            ExecutionId = executionId,
             SourceSiteId = "plant-a",
             SourceInstanceId = "boiler-3",
             SourceScript = "OnAlarm.csx",
@@ -216,6 +218,46 @@ public class AuditDrilldownDrawerTests : BunitContext
         Assert.Contains(corr.ToString(), nav.Uri);
     }
 
+    [Fact]
+    public void Drawer_NullExecutionId_HidesViewThisExecutionButton()
+    {
+        var ev = MakeEvent(executionId: null);
+
+        var cut = Render<AuditDrilldownDrawer>(p => p
+            .Add(c => c.Event, ev)
+            .Add(c => c.IsOpen, true));
+
+        Assert.DoesNotContain("data-test=\"view-this-execution\"", cut.Markup);
+    }
+
+    [Fact]
+    public void Drawer_NonNullExecutionId_ShowsViewThisExecutionButton()
+    {
+        var ev = MakeEvent(executionId: Guid.Parse("aaaaaaaa-1111-2222-3333-444444444444"));
+
+        var cut = Render<AuditDrilldownDrawer>(p => p
+            .Add(c => c.Event, ev)
+            .Add(c => c.IsOpen, true));
+
+        Assert.Contains("data-test=\"view-this-execution\"", cut.Markup);
+    }
+
+    [Fact]
+    public void ViewThisExecution_Navigates_WithExecutionIdQueryString()
+    {
+        var exec = Guid.Parse("dddddddd-cccc-bbbb-aaaa-999999999999");
+        var ev = MakeEvent(executionId: exec);
+
+        var cut = Render<AuditDrilldownDrawer>(p => p
+            .Add(c => c.Event, ev)
+            .Add(c => c.IsOpen, true));
+
+        cut.Find("[data-test=\"view-this-execution\"]").Click();
+
+        var nav = (BunitNavigationManager)Services.GetRequiredService<NavigationManager>();
+        Assert.Contains($"/audit/log?executionId={exec}", nav.Uri);
+    }
+
     [Fact]
     public async Task CopyAsCurl_InvokesClipboard_WithCurlString()
     {

tests/ScadaLink.CentralUI.Tests/Components/Audit/AuditFilterBarTests.cs

@@ -61,6 +61,7 @@ public class AuditFilterBarTests : BunitContext
             "data-test=\"filter-script\"",
             "data-test=\"filter-target\"",
             "data-test=\"filter-actor\"",
+            "data-test=\"filter-execution-id\"",
             "data-test=\"filter-errors-only\"",
         };
         foreach (var marker in markers)
@@ -178,6 +179,42 @@ public class AuditFilterBarTests : BunitContext
         Assert.Contains(AuditStatus.Failed, captured.Statuses);
     }
 
+    [Fact]
+    public void Apply_WithPastedExecutionId_MapsThroughToFilter()
+    {
+        // The operator pastes a Guid into the Execution ID box; Apply must map it
+        // straight onto AuditLogQueryFilter.ExecutionId.
+        var executionId = Guid.Parse("99999999-8888-7777-6666-555555555555");
+        AuditLogQueryFilter? captured = null;
+        var cut = Render<AuditFilterBar>(p => p
+            .Add(c => c.OnFilterChanged, EventCallback.Factory.Create<AuditLogQueryFilter>(this, f => captured = f)));
+
+        cut.Find("[data-test=\"filter-execution-id\"] input").Change(executionId.ToString());
+        cut.Find("[data-test=\"filter-apply\"]").Click();
+
+        Assert.NotNull(captured);
+        Assert.Equal(executionId, captured!.ExecutionId);
+    }
+
+    [Fact]
+    public void Apply_WithBlankOrUnparseableExecutionId_LeavesFilterExecutionIdNull()
+    {
+        // Lax parsing: a blank box yields no constraint; garbage text likewise.
+        AuditLogQueryFilter? captured = null;
+        var cut = Render<AuditFilterBar>(p => p
+            .Add(c => c.OnFilterChanged, EventCallback.Factory.Create<AuditLogQueryFilter>(this, f => captured = f)));
+
+        // Blank — never typed into.
+        cut.Find("[data-test=\"filter-apply\"]").Click();
+        Assert.NotNull(captured);
+        Assert.Null(captured!.ExecutionId);
+
+        // Unparseable paste — still dropped, no error.
+        cut.Find("[data-test=\"filter-execution-id\"] input").Change("not-a-guid");
+        cut.Find("[data-test=\"filter-apply\"]").Click();
+        Assert.Null(captured!.ExecutionId);
+    }
+
     [Fact]
     public void TimeRange_LastHour_PopulatesFromUtc_ApproxOneHourAgo()
     {

tests/ScadaLink.CentralUI.Tests/Components/Audit/AuditResultsGridTests.cs

@@ -22,7 +22,7 @@ public class AuditResultsGridTests : BunitContext
     private readonly IAuditLogQueryService _service;
     private readonly List<(AuditLogQueryFilter Filter, AuditLogPaging? Paging)> _calls = new();
 
-    private static AuditEvent MakeEvent(DateTime occurredAtUtc, AuditStatus status, AuditChannel channel = AuditChannel.ApiOutbound, AuditKind kind = AuditKind.ApiCall, string? site = "plant-a")
+    private static AuditEvent MakeEvent(DateTime occurredAtUtc, AuditStatus status, AuditChannel channel = AuditChannel.ApiOutbound, AuditKind kind = AuditKind.ApiCall, string? site = "plant-a", Guid? executionId = null)
         => new()
         {
             EventId = Guid.NewGuid(),
@@ -33,6 +33,7 @@ public class AuditResultsGridTests : BunitContext
             SourceSiteId = site,
             Target = "demo-target",
             Actor = "tester",
+            ExecutionId = executionId,
             DurationMs = 42,
             HttpStatus = status == AuditStatus.Delivered ? 200 : 500,
             ErrorMessage = status == AuditStatus.Failed ? "boom — unreachable" : null,
@@ -121,6 +122,49 @@ public class AuditResultsGridTests : BunitContext
         Assert.Equal(target.EventId, captured!.EventId);
     }
 
+    [Fact]
+    public void Render_IncludesExecutionIdColumn()
+    {
+        StubPage(new List<AuditEvent>
+        {
+            MakeEvent(DateTime.UtcNow.AddMinutes(-1), AuditStatus.Delivered),
+        });
+
+        var cut = Render<AuditResultsGrid>(p => p.Add(c => c.Filter, new AuditLogQueryFilter()));
+
+        // The ExecutionId column header is present alongside the spec columns.
+        Assert.Contains("data-test=\"col-header-ExecutionId\"", cut.Markup);
+    }
+
+    [Fact]
+    public void ExecutionId_NonNullRow_RendersShortMonospaceValue()
+    {
+        var executionId = Guid.Parse("abcdef01-2222-3333-4444-555555555555");
+        var row = MakeEvent(DateTime.UtcNow.AddMinutes(-1), AuditStatus.Delivered, executionId: executionId);
+        StubPage(new[] { row });
+
+        var cut = Render<AuditResultsGrid>(p => p.Add(c => c.Filter, new AuditLogQueryFilter()));
+
+        var cell = cut.Find($"[data-test=\"execution-id-{row.EventId}\"]");
+        // Short form: first 8 hex digits of the "N" form.
+        Assert.Equal("abcdef01", cell.TextContent.Trim());
+        // Monospace presentation; full value retained in the title attribute.
+        Assert.Contains("font-monospace", cell.GetAttribute("class") ?? string.Empty);
+        Assert.Equal(executionId.ToString(), cell.GetAttribute("title"));
+    }
+
+    [Fact]
+    public void ExecutionId_NullRow_RendersBlankPlaceholder_NoExecutionIdCell()
+    {
+        var row = MakeEvent(DateTime.UtcNow.AddMinutes(-1), AuditStatus.Delivered, executionId: null);
+        StubPage(new[] { row });
+
+        var cut = Render<AuditResultsGrid>(p => p.Add(c => c.Filter, new AuditLogQueryFilter()));
+
+        // A null ExecutionId renders the em-dash placeholder, not a value cell.
+        Assert.Empty(cut.FindAll($"[data-test=\"execution-id-{row.EventId}\"]"));
+    }
+
     [Fact]
     public void Status_FailedRow_HasErrorBadgeClass()
     {