Realtime DB 추가 및 Historical DB추가

src/Core/Application/Interfaces/IExperionServices.cs

@@ -1,4 +1,5 @@
 using ExperionCrawler.Core.Domain.Entities;
+using System.Collections.Generic;
 
 namespace ExperionCrawler.Core.Application.Interfaces;
 
@@ -54,8 +55,38 @@ public interface IExperionDbService
         int? minLevel, int? maxLevel, string? nodeClass,
         IEnumerable<string>? names, string? nodeId, string? dataType,
         int limit, int offset);
+
+    // ── RealtimeTable ─────────────────────────────────────────────────────────
+    Task<int>  BuildRealtimeTableAsync(IEnumerable<string> names, IEnumerable<string> dataTypes);
+    Task<IEnumerable<RealtimePoint>> GetRealtimePointsAsync();
+    Task<RealtimePoint> AddRealtimePointAsync(string nodeId);
+    Task<bool> DeleteRealtimePointAsync(int id);
+    Task<int>  UpdateLiveValueAsync(string nodeId, string? value, DateTime timestamp);
+    Task<int>  BatchUpdateLiveValuesAsync(IEnumerable<LiveValueUpdate> updates);
+
+    // ── HistoryTable ──────────────────────────────────────────────────────────
+    Task<int> SnapshotToHistoryAsync();
+    Task<IEnumerable<string>> GetTagNamesAsync();
+    Task<HistoryQueryResult>  QueryHistoryAsync(
+        IEnumerable<string> tagNames, DateTime? from, DateTime? to, int limit);
 }
 
+// ── Realtime Service ─────────────────────────────────────────────────────────
+
+public interface IExperionRealtimeService
+{
+    Task StartAsync(ExperionServerConfig cfg);
+    Task StopAsync();
+    RealtimeServiceStatus GetStatus();
+    /// <summary>
+    /// 구독 중이면 MonitoredItem 핫 추가 후 OPC UA 서버 응답 검증.
+    /// 구독 중이지 않으면 (true, "구독 중 아님") 반환.
+    /// </summary>
+    Task<(bool Success, string Message)> AddMonitoredItemAsync(string nodeId);
+}
+
+public record RealtimeServiceStatus(bool Running, int SubscribedCount, string Message);
+
 // ── Status Code ──────────────────────────────────────────────────────────────
 
 public interface IExperionStatusCodeService
@@ -78,3 +109,6 @@ public record ExperionNodeMapEntry(int Level, string NodeClass, string DisplayNa
 public record ExperionNodeMapResult(bool Success, IEnumerable<ExperionNodeMapEntry> Nodes, int TotalCount, string? ErrorMessage = null);
 public record NodeMapStats(int Total, int ObjectCount, int VariableCount, int MaxLevel, IEnumerable<string> DataTypes);
 public record NodeMapQueryResult(int Total, IEnumerable<NodeMapMaster> Items);
+public record HistoryQueryResult(IEnumerable<string> TagNames, IEnumerable<HistoryRow> Rows);
+public record HistoryRow(DateTime RecordedAt, IReadOnlyDictionary<string, string?> Values);
+public record LiveValueUpdate(string NodeId, string? Value, DateTime Timestamp);