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lmxopcua/src/ZB.MOM.WW.LmxOpcUa.Host/Domain/IGalaxyRepository.cs
Joseph Doherty 41a6b66943 Apply code style formatting and restore partial modifiers on Avalonia views
Linter/formatter pass across the full codebase. Restores required partial
keyword on AXAML code-behind classes that the formatter incorrectly removed.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
2026-03-31 07:58:13 -04:00

46 lines
2.2 KiB
C#

using System;
using System.Collections.Generic;
using System.Threading;
using System.Threading.Tasks;
namespace ZB.MOM.WW.LmxOpcUa.Host.Domain
{
/// <summary>
/// Interface for Galaxy repository database queries. (GR-001 through GR-004)
/// </summary>
public interface IGalaxyRepository
{
/// <summary>
/// Retrieves the Galaxy object hierarchy used to construct the OPC UA browse tree.
/// </summary>
/// <param name="ct">A token that cancels the repository query.</param>
/// <returns>A list of Galaxy objects ordered for address-space construction.</returns>
Task<List<GalaxyObjectInfo>> GetHierarchyAsync(CancellationToken ct = default);
/// <summary>
/// Retrieves the Galaxy attributes that become OPC UA variables under the object hierarchy.
/// </summary>
/// <param name="ct">A token that cancels the repository query.</param>
/// <returns>A list of attribute definitions with MXAccess references and type metadata.</returns>
Task<List<GalaxyAttributeInfo>> GetAttributesAsync(CancellationToken ct = default);
/// <summary>
/// Gets the last Galaxy deploy timestamp used to detect metadata changes that require an address-space rebuild.
/// </summary>
/// <param name="ct">A token that cancels the repository query.</param>
/// <returns>The latest deploy timestamp, or <see langword="null" /> when it cannot be determined.</returns>
Task<DateTime?> GetLastDeployTimeAsync(CancellationToken ct = default);
/// <summary>
/// Verifies that the service can reach the Galaxy repository before it attempts to build the address space.
/// </summary>
/// <param name="ct">A token that cancels the connectivity check.</param>
/// <returns><see langword="true" /> when repository access succeeds; otherwise, <see langword="false" />.</returns>
Task<bool> TestConnectionAsync(CancellationToken ct = default);
/// <summary>
/// Occurs when the repository detects a Galaxy deployment change that should trigger an OPC UA rebuild.
/// </summary>
event Action? OnGalaxyChanged;
}
}