Initial commit to new repository

.decompiledproj/AxCopilot/Services/AgentStatsService.cs

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+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Text.Json;
+using System.Text.Json.Serialization;
+using System.Threading.Tasks;
+
+namespace AxCopilot.Services;
+
+public static class AgentStatsService
+{
+	public record AgentSessionRecord
+	{
+		[JsonPropertyName("ts")]
+		public DateTime Timestamp { get; init; } = DateTime.Now;
+
+		[JsonPropertyName("tab")]
+		public string Tab { get; init; } = "";
+
+		[JsonPropertyName("model")]
+		public string Model { get; init; } = "";
+
+		[JsonPropertyName("calls")]
+		public int ToolCalls { get; init; }
+
+		[JsonPropertyName("ok")]
+		public int SuccessCount { get; init; }
+
+		[JsonPropertyName("fail")]
+		public int FailCount { get; init; }
+
+		[JsonPropertyName("itok")]
+		public int InputTokens { get; init; }
+
+		[JsonPropertyName("otok")]
+		public int OutputTokens { get; init; }
+
+		[JsonPropertyName("ms")]
+		public long DurationMs { get; init; }
+
+		[JsonPropertyName("tools")]
+		public List<string> UsedTools { get; init; } = new List<string>();
+	}
+
+	public record AgentStatsSummary
+	{
+		public int TotalSessions { get; init; }
+
+		public int TotalToolCalls { get; init; }
+
+		public int TotalTokens { get; init; }
+
+		public int TotalInputTokens { get; init; }
+
+		public int TotalOutputTokens { get; init; }
+
+		public long TotalDurationMs { get; init; }
+
+		public Dictionary<string, int> ToolFrequency { get; init; } = new Dictionary<string, int>();
+
+		public Dictionary<string, int> ModelBreakdown { get; init; } = new Dictionary<string, int>();
+
+		public Dictionary<string, int> TabBreakdown { get; init; } = new Dictionary<string, int>();
+
+		public Dictionary<string, int> DailySessions { get; init; } = new Dictionary<string, int>();
+
+		public Dictionary<string, int> DailyTokens { get; init; } = new Dictionary<string, int>();
+	}
+
+	private static readonly string StatsDir = Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData), "AxCopilot", "stats");
+
+	private static readonly string StatsFile = Path.Combine(StatsDir, "agent_stats.json");
+
+	private static readonly JsonSerializerOptions _jsonOpts = new JsonSerializerOptions
+	{
+		WriteIndented = false,
+		PropertyNamingPolicy = JsonNamingPolicy.CamelCase
+	};
+
+	public static void RecordSession(AgentSessionRecord record)
+	{
+		Task.Run(delegate
+		{
+			try
+			{
+				if (!Directory.Exists(StatsDir))
+				{
+					Directory.CreateDirectory(StatsDir);
+				}
+				string text = JsonSerializer.Serialize(record, _jsonOpts);
+				File.AppendAllText(StatsFile, text + "\n");
+			}
+			catch (Exception ex)
+			{
+				LogService.Warn("통계 기록 실패: " + ex.Message);
+			}
+		});
+	}
+
+	public static AgentStatsSummary Aggregate(int days = 0)
+	{
+		List<AgentSessionRecord> records = LoadRecords(days);
+		return BuildSummary(records);
+	}
+
+	public static List<AgentSessionRecord> LoadRecords(int days = 0)
+	{
+		if (!File.Exists(StatsFile))
+		{
+			return new List<AgentSessionRecord>();
+		}
+		DateTime dateTime = ((days > 0) ? DateTime.Now.AddDays(-days) : DateTime.MinValue);
+		List<AgentSessionRecord> list = new List<AgentSessionRecord>();
+		foreach (string item in File.ReadLines(StatsFile))
+		{
+			if (string.IsNullOrWhiteSpace(item))
+			{
+				continue;
+			}
+			try
+			{
+				AgentSessionRecord agentSessionRecord = JsonSerializer.Deserialize<AgentSessionRecord>(item, _jsonOpts);
+				if (agentSessionRecord != null && agentSessionRecord.Timestamp >= dateTime)
+				{
+					list.Add(agentSessionRecord);
+				}
+			}
+			catch
+			{
+			}
+		}
+		return list;
+	}
+
+	private static AgentStatsSummary BuildSummary(List<AgentSessionRecord> records)
+	{
+		Dictionary<string, int> dictionary = new Dictionary<string, int>();
+		Dictionary<string, int> dictionary2 = new Dictionary<string, int>();
+		Dictionary<string, int> dictionary3 = new Dictionary<string, int>();
+		Dictionary<string, int> dictionary4 = new Dictionary<string, int>();
+		Dictionary<string, int> dictionary5 = new Dictionary<string, int>();
+		int num = 0;
+		int num2 = 0;
+		int num3 = 0;
+		long num4 = 0L;
+		foreach (AgentSessionRecord record in records)
+		{
+			num += record.ToolCalls;
+			num2 += record.InputTokens;
+			num3 += record.OutputTokens;
+			num4 += record.DurationMs;
+			foreach (string usedTool in record.UsedTools)
+			{
+				dictionary[usedTool] = dictionary.GetValueOrDefault(usedTool) + 1;
+			}
+			if (!string.IsNullOrEmpty(record.Model))
+			{
+				dictionary2[record.Model] = dictionary2.GetValueOrDefault(record.Model) + 1;
+			}
+			if (!string.IsNullOrEmpty(record.Tab))
+			{
+				dictionary3[record.Tab] = dictionary3.GetValueOrDefault(record.Tab) + 1;
+			}
+			string key = record.Timestamp.ToString("yyyy-MM-dd");
+			dictionary4[key] = dictionary4.GetValueOrDefault(key) + 1;
+			dictionary5[key] = dictionary5.GetValueOrDefault(key) + record.InputTokens + record.OutputTokens;
+		}
+		return new AgentStatsSummary
+		{
+			TotalSessions = records.Count,
+			TotalToolCalls = num,
+			TotalTokens = num2 + num3,
+			TotalInputTokens = num2,
+			TotalOutputTokens = num3,
+			TotalDurationMs = num4,
+			ToolFrequency = dictionary.OrderByDescending((KeyValuePair<string, int> kv) => kv.Value).Take(10).ToDictionary((KeyValuePair<string, int> kv) => kv.Key, (KeyValuePair<string, int> kv) => kv.Value),
+			ModelBreakdown = dictionary2,
+			TabBreakdown = dictionary3,
+			DailySessions = dictionary4,
+			DailyTokens = dictionary5
+		};
+	}
+
+	public static long GetFileSize()
+	{
+		return File.Exists(StatsFile) ? new FileInfo(StatsFile).Length : 0;
+	}
+
+	public static void Clear()
+	{
+		try
+		{
+			if (File.Exists(StatsFile))
+			{
+				File.Delete(StatsFile);
+			}
+		}
+		catch (Exception ex)
+		{
+			LogService.Warn("통계 삭제 실패: " + ex.Message);
+		}
+	}
+}