feat(adminui): wire Galaxy picker to live browser + attribute side-panel

src/Server/ZB.MOM.WW.OtOpcUa.AdminUI/Components/Pages/Clusters/Drivers/GalaxyDriverPage.razor

@@ -58,7 +58,8 @@ else
                              CurrentAddress="@_pickedAddress"
                              OnPickAddress="@OnAddressPicked">
                 <GalaxyAddressPickerBody CurrentAddress="@_pickedAddress"
-                                         CurrentAddressChanged="@((s) => _pickedAddress = s)" />
+                                         CurrentAddressChanged="@((s) => _pickedAddress = s)"
+                                         GetConfigJson="@SerializeCurrentConfig" />
             </DriverTagPicker>
 
             @* mxaccessgw connection *@

src/Server/ZB.MOM.WW.OtOpcUa.AdminUI/Components/Shared/Drivers/Pickers/GalaxyAddressPickerBody.razor

@@ -1,10 +1,15 @@
-@* Static Galaxy address builder: tag_name.AttributeName free text → verbatim.
+@* Galaxy address picker:
-   Live Galaxy browse deferred to a follow-up phase. *@
+     1. Manual tag/attribute entry (always available).
-
+     2. (DriverOperator-gated) Live browse: object tree on the left,
-<div class="alert alert-info py-2 px-3 mb-3 small">
+        attribute side-panel on the right. Clicking an attribute commits
-    <strong>Note:</strong> Live Galaxy browse is deferred to a follow-up phase.
+        tag_name.AttributeName into the result. *@
-    Enter the tag and attribute name manually below.
+@implements IAsyncDisposable
-</div>
+@using Microsoft.AspNetCore.Authorization
+@using ZB.MOM.WW.OtOpcUa.AdminUI.Browsing
+@using ZB.MOM.WW.OtOpcUa.Commons.Browsing
+@inject IBrowserSessionService BrowserService
+@inject AuthenticationStateProvider AuthState
+@inject IAuthorizationService AuthorizationService
 
 <div class="row g-3">
     <div class="col-md-5">
@@ -21,6 +26,70 @@
     </div>
 </div>
 
+@if (_canOperate)
+{
+    <div class="mt-3 d-flex align-items-center gap-2">
+        @if (_token == Guid.Empty)
+        {
+            <button type="button" class="btn btn-outline-primary btn-sm" disabled="@_opening"
+                    @onclick="OpenBrowseAsync">
+                @if (_opening) { <span class="spinner-border spinner-border-sm me-1"></span> }
+                Browse galaxy
+            </button>
+        }
+        else
+        {
+            <span class="chip chip-ok">Browser open</span>
+            <button type="button" class="btn btn-outline-secondary btn-sm" @onclick="CloseBrowseAsync">Close</button>
+        }
+        @if (_openError is not null) { <span class="chip chip-bad" title="@_openError">@TruncatedError()</span> }
+    </div>
+
+    @if (_token != Guid.Empty)
+    {
+        <div class="row g-3 mt-1">
+            <div class="col-md-7">
+                <label class="form-label small">Objects</label>
+                <DriverBrowseTree SessionToken="_token" OnNodeSelected="OnObjectSelectAsync"
+                                  SelectedNodeId="_tagName" />
+            </div>
+            <div class="col-md-5">
+                <label class="form-label small">Attributes of @(string.IsNullOrEmpty(_tagName) ? "—" : _tagName)</label>
+                <div class="border rounded p-2" style="max-height:420px; overflow:auto; min-height:240px">
+                    @if (_attrsLoading)
+                    {
+                        <span class="spinner-border spinner-border-sm me-1"></span>
+                    }
+                    else if (_attrsError is not null)
+                    {
+                        <span class="text-danger small">@_attrsError</span>
+                    }
+                    else if (_attrs is null)
+                    {
+                        <span class="text-muted small">Pick an object.</span>
+                    }
+                    else if (_attrs.Count == 0)
+                    {
+                        <span class="text-muted small">No attributes.</span>
+                    }
+                    else
+                    {
+                        @foreach (var a in _attrs)
+                        {
+                            var sel = _attributeName == a.Name ? "bg-primary-subtle" : "";
+                            <div class="d-flex justify-content-between align-items-center py-1 @sel"
+                                 style="cursor:pointer" @onclick="@(() => SelectAttributeAsync(a))">
+                                <span class="mono small">@a.Name</span>
+                                <span class="text-muted small">@a.DriverDataType@(a.IsArray ? "[]" : "") · @a.SecurityClass</span>
+                            </div>
+                        }
+                    }
+                </div>
+            </div>
+        </div>
+    }
+}
+
 <div class="mt-3">
     <span class="text-muted small">Result:</span>
     <code class="mono ms-2">@_built</code>
@@ -29,15 +98,77 @@
 @code {
     [Parameter] public string CurrentAddress { get; set; } = "";
     [Parameter] public EventCallback<string> CurrentAddressChanged { get; set; }
+    [Parameter, EditorRequired] public Func<string> GetConfigJson { get; set; } = () => "{}";
 
     private string _tagName = "";
     private string _attributeName = "";
     private string _built = "";
+    private Guid _token = Guid.Empty;
+    private bool _opening;
+    private bool _attrsLoading;
+    private bool _canOperate;
+    private string? _openError;
+    private string? _attrsError;
+    private IReadOnlyList<AttributeInfo>? _attrs;
 
-    protected override void OnInitialized()
+    protected override async Task OnInitializedAsync()
     {
+        var auth = await AuthState.GetAuthenticationStateAsync();
+        var authResult = await AuthorizationService.AuthorizeAsync(auth.User, null, "DriverOperator");
+        _canOperate = authResult.Succeeded;
         _built = Build();
-        _ = CurrentAddressChanged.InvokeAsync(_built);
+        await CurrentAddressChanged.InvokeAsync(_built);
+    }
+
+    private async Task OpenBrowseAsync()
+    {
+        _opening = true; _openError = null; StateHasChanged();
+        try
+        {
+            var json = GetConfigJson() ?? "{}";
+            var result = await BrowserService.OpenAsync("Galaxy", json, default);
+            if (result.Ok) _token = result.Token;
+            else _openError = result.Message;
+        }
+        finally { _opening = false; StateHasChanged(); }
+    }
+
+    private async Task CloseBrowseAsync()
+    {
+        var t = _token;
+        _token = Guid.Empty;
+        _attrs = null;
+        StateHasChanged();
+        if (t != Guid.Empty) await BrowserService.CloseAsync(t);
+    }
+
+    private async Task OnObjectSelectAsync(BrowseNode node)
+    {
+        _tagName = node.NodeId;
+        _attributeName = "";
+        _attrs = null;
+        _attrsLoading = true;
+        _attrsError = null;
+        StateHasChanged();
+        try
+        {
+            _attrs = await BrowserService.AttributesAsync(_token, _tagName, default);
+        }
+        catch (Exception ex)
+        {
+            _attrsError = ex.Message;
+        }
+        finally
+        {
+            _attrsLoading = false;
+            await OnChangedAsync();
+        }
+    }
+
+    private async Task SelectAttributeAsync(AttributeInfo a)
+    {
+        _attributeName = a.Name;
+        await OnChangedAsync();
     }
 
     private async Task OnChangedAsync()
@@ -54,4 +185,15 @@
             return _tagName;
         return $"{_tagName}.{_attributeName}";
     }
+
+    private string TruncatedError() =>
+        _openError is null ? "" : (_openError.Length > 60 ? _openError[..60] + "…" : _openError);
+
+    public async ValueTask DisposeAsync()
+    {
+        if (_token != Guid.Empty)
+        {
+            try { await BrowserService.CloseAsync(_token); } catch { /* circuit teardown */ }
+        }
+    }
 }