Monitor incoming trades (#3201)

* Monitor incoming trades

* Apply feedback

* Misc.

ArchiSteamFarm.OfficialPlugins.Monitoring/MonitoringPlugin.cs

@@ -22,6 +22,7 @@
 // limitations under the License.
 
 using System;
+using System.Collections.Concurrent;
 using System.Collections.Generic;
 using System.ComponentModel.DataAnnotations;
 using System.Composition;
@@ -35,6 +36,7 @@ using ArchiSteamFarm.IPC.Integration;
 using ArchiSteamFarm.Plugins;
 using ArchiSteamFarm.Plugins.Interfaces;
 using ArchiSteamFarm.Steam;
+using ArchiSteamFarm.Steam.Exchange;
 using ArchiSteamFarm.Storage;
 using Microsoft.AspNetCore.Builder;
 using Microsoft.Extensions.DependencyInjection;
@@ -45,7 +47,7 @@ namespace ArchiSteamFarm.OfficialPlugins.Monitoring;
 
 [Export(typeof(IPlugin))]
 [SuppressMessage("ReSharper", "MemberCanBeFileLocal")]
-internal sealed class MonitoringPlugin : OfficialPlugin, IDisposable, IOfficialGitHubPluginUpdates, IWebInterface, IWebServiceProvider {
+internal sealed class MonitoringPlugin : OfficialPlugin, IDisposable, IOfficialGitHubPluginUpdates, IWebInterface, IWebServiceProvider, IBotTradeOfferResults {
 	private const string MeterName = SharedInfo.AssemblyName;
 
 	private const string MetricNamePrefix = "asf";
@@ -77,10 +79,25 @@ internal sealed class MonitoringPlugin : OfficialPlugin, IDisposable, IOfficialG
 	[Required]
 	public override Version Version => typeof(MonitoringPlugin).Assembly.GetName().Version ?? throw new InvalidOperationException(nameof(Version));
 
+	private readonly ConcurrentDictionary<Bot, TradeStatistics> TradeStatistics = new();
+
 	private Meter? Meter;
 
 	public void Dispose() => Meter?.Dispose();
 
+	public Task OnBotTradeOfferResults(Bot bot, IReadOnlyCollection<ParseTradeResult> tradeResults) {
+		ArgumentNullException.ThrowIfNull(bot);
+		ArgumentNullException.ThrowIfNull(tradeResults);
+
+		TradeStatistics statistics = TradeStatistics.GetOrAdd(bot, static _ => new TradeStatistics());
+
+		foreach (ParseTradeResult result in tradeResults) {
+			statistics.Include(result);
+		}
+
+		return Task.CompletedTask;
+	}
+
 	public void OnConfiguringEndpoints(IApplicationBuilder app) {
 		ArgumentNullException.ThrowIfNull(app);
 
@@ -230,5 +247,53 @@ internal sealed class MonitoringPlugin : OfficialPlugin, IDisposable, IOfficialG
 			},
 			description: "Remaining games to redeem in background per bot"
 		);
+
+		Meter.CreateObservableCounter(
+			$"{MetricNamePrefix}_bot_trades", () => TradeStatistics.SelectMany<KeyValuePair<Bot, TradeStatistics>, Measurement<uint>>(
+				static kv => [
+					new Measurement<uint>(
+						kv.Value.AcceptedOffers,
+						new KeyValuePair<string, object?>(TagNames.BotName, kv.Key.BotName),
+						new KeyValuePair<string, object?>(TagNames.SteamID, kv.Key.SteamID),
+						new KeyValuePair<string, object?>(TagNames.TradeOfferResult, "accepted")
+					),
+					new Measurement<uint>(
+						kv.Value.RejectedOffers,
+						new KeyValuePair<string, object?>(TagNames.BotName, kv.Key.BotName),
+						new KeyValuePair<string, object?>(TagNames.SteamID, kv.Key.SteamID),
+						new KeyValuePair<string, object?>(TagNames.TradeOfferResult, "rejected")
+					),
+					new Measurement<uint>(
+						kv.Value.IgnoredOffers,
+						new KeyValuePair<string, object?>(TagNames.BotName, kv.Key.BotName),
+						new KeyValuePair<string, object?>(TagNames.SteamID, kv.Key.SteamID),
+						new KeyValuePair<string, object?>(TagNames.TradeOfferResult, "ignored")
+					),
+					new Measurement<uint>(
+						kv.Value.BlacklistedOffers,
+						new KeyValuePair<string, object?>(TagNames.BotName, kv.Key.BotName),
+						new KeyValuePair<string, object?>(TagNames.SteamID, kv.Key.SteamID),
+						new KeyValuePair<string, object?>(TagNames.TradeOfferResult, "blacklisted")
+					),
+					new Measurement<uint>(
+						kv.Value.ConfirmedOffers,
+						new KeyValuePair<string, object?>(TagNames.BotName, kv.Key.BotName),
+						new KeyValuePair<string, object?>(TagNames.SteamID, kv.Key.SteamID),
+						new KeyValuePair<string, object?>(TagNames.TradeOfferResult, "confirmed")
+					)
+				]
+			),
+			description: "Trade offers per bot and action taken by ASF"
+		);
+
+		Meter.CreateObservableCounter(
+			$"{MetricNamePrefix}_bot_items_given", () => TradeStatistics.Select(static kv => new Measurement<uint>(kv.Value.ItemsGiven, new KeyValuePair<string, object?>(TagNames.BotName, kv.Key.BotName), new KeyValuePair<string, object?>(TagNames.SteamID, kv.Key.SteamID))),
+			description: "Items given per bot"
+		);
+
+		Meter.CreateObservableCounter(
+			$"{MetricNamePrefix}_bot_items_received", () => TradeStatistics.Select(static kv => new Measurement<uint>(kv.Value.ItemsReceived, new KeyValuePair<string, object?>(TagNames.BotName, kv.Key.BotName), new KeyValuePair<string, object?>(TagNames.SteamID, kv.Key.SteamID))),
+			description: "Items received per bot"
+		);
 	}
 }

ArchiSteamFarm.OfficialPlugins.Monitoring/TagNames.cs

@@ -31,6 +31,7 @@ internal static class TagNames {
 	internal const string OS = "operating_system";
 	internal const string Runtime = "runtime";
 	internal const string SteamID = "steamid";
+	internal const string TradeOfferResult = "result";
 	internal const string Variant = "variant";
 	internal const string Version = "version";
 }

ArchiSteamFarm.OfficialPlugins.Monitoring/TradeStatistics.cs

@@ -0,0 +1,76 @@
+// ----------------------------------------------------------------------------------------------
+//     _                _      _  ____   _                           _____
+//    / \    _ __  ___ | |__  (_)/ ___| | |_  ___   __ _  _ __ ___  |  ___|__ _  _ __  _ __ ___
+//   / _ \  | '__|/ __|| '_ \ | |\___ \ | __|/ _ \ / _` || '_ ` _ \ | |_  / _` || '__|| '_ ` _ \
+//  / ___ \ | |  | (__ | | | || | ___) || |_|  __/| (_| || | | | | ||  _|| (_| || |   | | | | | |
+// /_/   \_\|_|   \___||_| |_||_||____/  \__|\___| \__,_||_| |_| |_||_|   \__,_||_|   |_| |_| |_|
+// ----------------------------------------------------------------------------------------------
+// |
+// Copyright 2015-2024 Łukasz "JustArchi" Domeradzki
+// Contact: JustArchi@JustArchi.net
+// |
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+// |
+// http://www.apache.org/licenses/LICENSE-2.0
+// |
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+using System;
+using ArchiSteamFarm.Steam.Exchange;
+
+namespace ArchiSteamFarm.OfficialPlugins.Monitoring;
+
+internal sealed class TradeStatistics {
+	private readonly object Lock = new();
+
+	internal uint AcceptedOffers { get; private set; }
+
+	internal uint BlacklistedOffers { get; private set; }
+
+	internal uint ConfirmedOffers { get; private set; }
+
+	internal uint IgnoredOffers { get; private set; }
+
+	internal uint ItemsGiven { get; private set; }
+
+	internal uint ItemsReceived { get; private set; }
+
+	internal uint RejectedOffers { get; private set; }
+
+	internal void Include(ParseTradeResult result) {
+		ArgumentNullException.ThrowIfNull(result);
+
+		lock (Lock) {
+			switch (result.Result) {
+				case ParseTradeResult.EResult.Accepted when result.Confirmed:
+					++ConfirmedOffers;
+					ItemsGiven += (uint) (result.ItemsToGive?.Count ?? 0);
+					ItemsReceived += (uint) (result.ItemsToReceive?.Count ?? 0);
+
+					goto case ParseTradeResult.EResult.Accepted;
+				case ParseTradeResult.EResult.Accepted:
+					++AcceptedOffers;
+
+					break;
+				case ParseTradeResult.EResult.Rejected:
+					++RejectedOffers;
+
+					break;
+				case ParseTradeResult.EResult.Blacklisted:
+					++BlacklistedOffers;
+
+					break;
+				case ParseTradeResult.EResult.Ignored:
+					++IgnoredOffers;
+
+					break;
+			}
+		}
+	}
+}