merge: ui(density) Task 2 — Scripts inline expander → source dialog + stacked identity

src/Server/ZB.MOM.WW.OtOpcUa.AdminUI/Components/Pages/Scripts.razor

@@ -25,30 +25,72 @@ else
         }
         else
         {
-            @foreach (var s in _rows)
+            <table class="table table-sm mb-0 align-middle">
-            {
+                <thead>
-                <details style="border-top:1px solid var(--rule)">
+                    <tr>
-                    <summary style="padding:.75rem 1rem;cursor:pointer">
+                        <th>Script</th>
-                        <span class="mono">@s.ScriptId</span>
+                        <th></th>
-                        &middot; <span>@s.Name</span>
+                    </tr>
-                        &middot; <span class="chip chip-idle ms-1">@s.Language</span>
+                </thead>
-                        <span class="text-muted small ms-2 mono">hash=@DisplayText.Abbreviate(s.SourceHash, 12)</span>
+                <tbody>
-                    </summary>
+                    @foreach (var s in _rows)
-                    <div style="padding:0 1rem 1rem">
+                    {
-                        <div class="d-flex mb-2">
+                        <tr>
-                            <a href="/scripts/@s.ScriptId" class="btn btn-sm btn-outline-primary">Edit</a>
+                            <td>
-                        </div>
+                                <div>
-                        <pre class="mono small" style="background:var(--zebra-bg);padding:1rem;border-radius:4px;overflow:auto">@s.SourceCode</pre>
+                                    <span>@(string.IsNullOrWhiteSpace(s.Name) ? s.ScriptId : s.Name)</span>
-                    </div>
+                                    <span class="chip chip-idle ms-1">@s.Language</span>
-                </details>
+                                </div>
-            }
+                                <div class="mono small text-muted">
+                                    @s.ScriptId · hash=@DisplayText.Abbreviate(s.SourceHash, 12)
+                                </div>
+                            </td>
+                            <td class="text-end">
+                                <div class="btn-group btn-group-sm" role="group">
+                                    <button type="button" class="btn btn-sm btn-outline-secondary"
+                                            @onclick="() => ShowSource(s.ScriptId)">Source</button>
+                                    <a href="/scripts/@s.ScriptId" class="btn btn-sm btn-outline-primary">Edit</a>
+                                </div>
+                            </td>
+                        </tr>
+                    }
+                </tbody>
+            </table>
         }
     </section>
 }
 
+@if (FindSourceScript() is { } src)
+{
+    <div class="modal-backdrop fade show" style="display:block"></div>
+    <div class="modal fade show" tabindex="-1" role="dialog" style="display:block">
+        <div class="modal-dialog modal-lg modal-dialog-scrollable" role="document">
+            <div class="modal-content">
+                <div class="modal-header">
+                    <h5 class="modal-title">
+                        @(string.IsNullOrWhiteSpace(src.Name) ? src.ScriptId : src.Name)
+                        <span class="mono small text-muted ms-2">@src.ScriptId</span>
+                    </h5>
+                    <button type="button" class="btn-close" aria-label="Close" @onclick="CloseSource"></button>
+                </div>
+                <div class="modal-body">
+                    <pre class="mono small mb-0" style="background:var(--zebra-bg);padding:1rem;border-radius:4px;overflow:auto">@src.SourceCode</pre>
+                </div>
+                <div class="modal-footer">
+                    <button type="button" class="btn btn-outline-secondary" @onclick="CloseSource">Close</button>
+                </div>
+            </div>
+        </div>
+    </div>
+}
+
 @code {
     private List<Script>? _rows;
 
+    // Only the id of the script whose source dialog is open — never the record itself, so a reload
+    // that drops or replaces the row cannot leave a stale object on screen.
+    private string? _sourceScriptId;
+
     protected override async Task OnInitializedAsync()
     {
         await using var db = await DbFactory.CreateDbContextAsync();
@@ -56,4 +98,16 @@ else
             .OrderBy(s => s.Name)
             .ToListAsync();
     }
+
+    /// <summary>Re-resolves the open dialog's script from the current list on every render; a script
+    /// that is no longer loaded renders nothing, so the dialog self-closes.</summary>
+    private Script? FindSourceScript()
+        => _sourceScriptId is null
+            ? null
+            : _rows?.FirstOrDefault(s => s.ScriptId == _sourceScriptId);
+
+    // One dialog at a time: opening another row replaces the id.
+    private void ShowSource(string scriptId) => _sourceScriptId = scriptId;
+
+    private void CloseSource() => _sourceScriptId = null;
 }