feat: OPC UA address-space search plumbing — actor + comm + BrowseService (T15)

2026-06-18 02:51:57 -04:00
parent c00c8241b3
commit 74dd26eebd
7 changed files with 468 additions and 0 deletions
@@ -87,4 +87,59 @@ public sealed class BrowseService : IBrowseService
                new BrowseFailure(BrowseFailureKind.ServerError, ex.Message));
        }
    }
+
+    /// <inheritdoc/>
+    public async Task<SearchAddressSpaceResult> SearchAsync(
+        string siteId,
+        string connectionName,
+        string query,
+        int maxDepth,
+        int maxResults,
+        CancellationToken cancellationToken = default)
+    {
+        // Same CentralUI-side role guard as BrowseChildrenAsync — sites don't
+        // enforce envelope-level roles, so the Designer check must happen here
+        // before any cross-cluster traffic.
+        var state = await _auth.GetAuthenticationStateAsync();
+        if (!state.User.HasClaim(JwtTokenService.RoleClaimType, Roles.Designer))
+        {
+            return new SearchAddressSpaceResult(
+                Array.Empty<AddressSpaceMatch>(),
+                CapReached: false,
+                new BrowseFailure(BrowseFailureKind.ServerError, "Not authorized."));
+        }
+
+        try
+        {
+            return await _communication.SearchAddressSpaceAsync(
+                siteId,
+                new SearchAddressSpaceCommand(connectionName, query, maxDepth, maxResults),
+                cancellationToken);
+        }
+        catch (TimeoutException ex)
+        {
+            // Akka Ask timed out — the site (or its OPC UA session) didn't answer
+            // within CommunicationOptions.QueryTimeout. Surface as a typed Timeout
+            // failure so the picker can render an inline banner.
+            return new SearchAddressSpaceResult(
+                Array.Empty<AddressSpaceMatch>(),
+                CapReached: false,
+                new BrowseFailure(BrowseFailureKind.Timeout, ex.Message));
+        }
+        catch (OperationCanceledException)
+        {
+            // Caller-initiated cancel — propagate so Blazor can drop the response
+            // cleanly. Distinct from Timeout (which the picker renders inline).
+            throw;
+        }
+        catch (Exception ex)
+        {
+            // Any other transport / serialization failure: keep the picker alive
+            // and let the user fall back to manual browse / node-id paste.
+            return new SearchAddressSpaceResult(
+                Array.Empty<AddressSpaceMatch>(),
+                CapReached: false,
+                new BrowseFailure(BrowseFailureKind.ServerError, ex.Message));
+        }
+    }
 }