Merge wt/step-logs-t13: Task 13 page strip counts, truncation notes, selection hookup

src/ZB.MOM.WW.ScadaBridge.CentralUI/Components/Pages/Deployment/FlowDebugger.razor

@@ -166,6 +166,12 @@
             <span><span class="fd-label">Steps</span><span class="fd-mono" data-test="flow-step-count">@_graph.Steps.Count</span></span>
             <span><span class="fd-label">Boundaries</span><span class="fd-mono">@_graph.Edges.Count(e => e.CrossesBoundary)</span></span>
             <span><span class="fd-label">Writes</span><span class="fd-mono">@_graph.Steps.Count(s => s.Kind == FlowStepKind.AttributeWrite)</span></span>
+            @* Step logs (design 2026-09-09 D5): the run's line counts by level — a Log.Error line is
+               NOT a failed step, so it never moves the state chip. *@
+            @if (LogCounts is { Total: > 0 })
+            {
+                <span><span class="fd-label">Log</span><span class="fd-mono" data-test="flow-log-counts">@LogSummary</span></span>
+            }
             @if (PendingCount > 0)
             {
                 <span><span class="fd-label">Pending</span><span class="fd-mono" data-test="flow-pending-count">@PendingCount</span></span>
@@ -191,6 +197,14 @@
         {
             <span class="badge bg-warning text-dark">event list truncated</span>
         }
+        @if (_graph?.LogsTruncated == true)
+        {
+            <span class="badge bg-warning text-dark" data-test="flow-logs-truncated">inline log lines capped — refresh outcomes pulls the rest</span>
+        }
+        @if (_graph?.UnattachedLogLines > 0)
+        {
+            <span class="text-muted small" data-test="flow-unattached-logs">@_graph.UnattachedLogLines log line(s) could not be placed on a step</span>
+        }
     </div>
 
     <div class="row g-3">
@@ -284,7 +298,7 @@
                             SiteDbId="@(_entry == EntryKind.Script && _selectedSiteId > 0 ? _selectedSiteId : null)"
                             InstanceDbId="@(_entry == EntryKind.Script && _selectedInstanceId > 0 ? _selectedInstanceId : null)"
                             OnRetry="RetryCallback" OnDiscard="DiscardCallback"
-                            ActionInProgress="_actionInProgress" />
+                            ActionInProgress="_actionInProgress" OnSelectStep="OnSelectStep" />
         </div>
     </div>
 </div>

src/ZB.MOM.WW.ScadaBridge.CentralUI/Components/Pages/Deployment/FlowDebugger.razor.cs

@@ -183,6 +183,44 @@ public partial class FlowDebugger : ComponentBase, IDisposable
 
     private int PendingCount => _graph?.Steps.Count(s => s.Outcome == FlowStepOutcome.Pending) ?? 0;
 
+    /// <summary>
+    /// Step logs (design 2026-09-09 D5): the run's log lines summed by level over every step that
+    /// carries any. <c>error</c> and <c>warn</c> are counted by name (ordinal, case-insensitive —
+    /// the level rides the audit row as free text); everything else, <c>debug</c> included, is
+    /// "info", so the three counts always add up to <c>Total</c>. Lines the builder could not place
+    /// on a step are NOT here — they are reported separately as
+    /// <see cref="FlowGraph.UnattachedLogLines"/>.
+    /// </summary>
+    internal static (int Errors, int Warnings, int Info, int Total) CountLogs(FlowGraph? graph)
+    {
+        if (graph is null)
+            return (0, 0, 0, 0);
+
+        var errors = 0;
+        var warnings = 0;
+        var info = 0;
+        foreach (var line in graph.Steps.SelectMany(s => s.Logs ?? []))
+        {
+            if (string.Equals(line.Level, "error", StringComparison.OrdinalIgnoreCase)) errors++;
+            else if (string.Equals(line.Level, "warn", StringComparison.OrdinalIgnoreCase)) warnings++;
+            else info++;
+        }
+
+        return (errors, warnings, info, errors + warnings + info);
+    }
+
+    private (int Errors, int Warnings, int Info, int Total) LogCounts => CountLogs(_graph);
+
+    /// <summary>Status-strip text for <see cref="LogCounts"/>.</summary>
+    private string LogSummary
+    {
+        get
+        {
+            var counts = LogCounts;
+            return $"{counts.Errors} errors · {counts.Warnings} warnings · {counts.Info} info";
+        }
+    }
+
     /// <summary>Pending outbound work, or an acted-on node that is still Parked, keeps the refresh loop alive.</summary>
     private bool ShouldKeepPolling =>
         PendingCount > 0
@@ -647,11 +685,22 @@ public partial class FlowDebugger : ComponentBase, IDisposable
         var selectedId = _selected?.EventId;
         var merged = MergeEvents(_raw.Events, outcome.Raw?.Events);
         var truncated = _raw.Truncated || outcome.Raw?.Truncated == true;
-        _raw = _raw with { Events = merged, Truncated = truncated };
-        _graph = FlowGraphBuilder.Build(merged, truncated);
+        // D7: the inline copy's cap is only worth reporting while the page still holds that
+        // incomplete copy. A refresh MERGES rows, so the moment it brings back even one ScriptLog
+        // row the run did not already have, the page is no longer short of lines and the flag
+        // clears. Until then it stays: the site's rows reach central's audit store by telemetry
+        // 5-30 s later, so a refresh that adds nothing proves nothing.
+        var logsTruncated = (_raw.LogsTruncated || outcome.Raw?.LogsTruncated == true)
+            && CountLogRows(merged) <= CountLogRows(_raw.Events);
+        _raw = _raw with { Events = merged, Truncated = truncated, LogsTruncated = logsTruncated };
+        _graph = FlowGraphBuilder.Build(merged, truncated, logsTruncated);
         _selected = selectedId is { } id ? _graph.Steps.FirstOrDefault(s => s.EventId == id) ?? _selected : _selected;
     }
 
+    /// <summary>Number of <c>ScriptTrace.ScriptLog</c> rows in <paramref name="events"/> — the log lines a refresh can add to.</summary>
+    private static int CountLogRows(IReadOnlyList<AuditEvent>? events)
+        => events?.Count(FlowStepProjector.IsLogLine) ?? 0;
+
     /// <summary>Union of two audit-row lists by <see cref="AuditEvent.EventId"/>; a row present in both takes the fresh copy.</summary>
     internal static IReadOnlyList<AuditEvent> MergeEvents(IReadOnlyList<AuditEvent>? known, IReadOnlyList<AuditEvent>? fresh)
     {

src/ZB.MOM.WW.ScadaBridge.CentralUI/Services/FlowDebugService.cs

@@ -537,8 +537,8 @@ public sealed class FlowDebugService : IFlowDebugService
                 if (result == null)
                     return FlowDebugOutcome.Fail("The server returned no result.", "BAD_RESULT");
 
-                var graph = FlowGraphBuilder.Build(result.Events ?? [], result.Truncated);
-                return new FlowDebugOutcome(graph, result, null, null);
+                var graph = FlowGraphBuilder.Build(result.Events ?? [], result.Truncated, result.LogsTruncated);
+                return new FlowDebugOutcome(graph, result, null, null, result.LogsTruncated);
             }
             case ManagementUnauthorized unauthorized:
                 return FlowDebugOutcome.Fail(unauthorized.Message, "UNAUTHORIZED");

src/ZB.MOM.WW.ScadaBridge.CentralUI/Services/IFlowDebugService.cs

@@ -15,7 +15,14 @@ namespace ZB.MOM.WW.ScadaBridge.CentralUI.Services;
 /// <param name="Raw">The server's <see cref="FlowDebugRunResult"/>; null when no result came back.</param>
 /// <param name="Error">Human-readable failure, null on success.</param>
 /// <param name="ErrorCode">Machine-readable failure code (<c>STANDBY_NODE</c>, <c>NO_TRIGGER_WITHIN_WINDOW</c>, <c>UNAUTHORIZED</c>, <c>SERVICE_UNAVAILABLE</c>, …), null on success.</param>
-public sealed record FlowDebugOutcome(FlowGraph? Graph, FlowDebugRunResult? Raw, string? Error, string? ErrorCode)
+/// <param name="LogsTruncated">
+/// Step logs (design 2026-09-09 D7): true when the inline trace collector dropped low-priority
+/// <c>ScriptLog</c> rows to protect room for the step rows — the run's lines are incomplete inline,
+/// while Replay (which reads the never-truncated audit store) is complete. Mirrors
+/// <see cref="FlowDebugRunResult.LogsTruncated"/> so the page can note it without unwrapping the raw result.
+/// </param>
+public sealed record FlowDebugOutcome(
+    FlowGraph? Graph, FlowDebugRunResult? Raw, string? Error, string? ErrorCode, bool LogsTruncated = false)
 {
     /// <summary>True when a graph was built (the run may still have finished incomplete — see <see cref="Raw"/>).</summary>
     public bool Success => Graph != null && Error == null;