checkpoint

Shogi.Api/Repositories/QueryRepository.cs

@@ -1,7 +1,9 @@
 using Dapper;
 using Shogi.Api.Repositories.Dto;
+using Shogi.Api.Repositories.Dto.SessionState;
 using System.Data;
 using System.Data.SqlClient;
+using System.Text.Json;
 
 namespace Shogi.Api.Repositories;
 
@@ -21,4 +23,27 @@ public class QueryRepository(IConfiguration configuration)
 
 		return await results.ReadAsync<SessionDto>();
 	}
+
+	public async Task<List<SessionStateDocument>> ReadSessionSnapshots(string sessionId)
+	{
+		using var connection = new SqlConnection(this.connectionString);
+		var command = connection.CreateCommand();
+		command.CommandText = "session.ReadStatesBySession";
+		command.CommandType = CommandType.StoredProcedure;
+		command.Parameters.AddWithValue("SessionId", sessionId);
+
+		await using var reader = await command.ExecuteReaderAsync();
+		var documents = new List<SessionStateDocument>(20);
+		while (await reader.ReadAsync())
+		{
+			var json = reader.GetString("Document");
+			var document = JsonSerializer.Deserialize<SessionStateDocument>(json);
+			if (document != null)
+			{
+				documents.Add(document);
+			}
+		}
+
+		return documents;
+	}
 }