Various bugfixes

As well as unit testing so I'm sure that part is not screwed up.

.travis.yml

@@ -17,6 +17,8 @@ mono: none
 
 # ASF requires .NET Core 2.0+
 # TODO: We should target stable 2.0.0 once it's released
+# TODO: Update at least to preview2 once https://github.com/travis-ci/travis-ci/issues/8037 is fixed
+# TODO: Add --no-restore to dotnet test when we get preview2+
 dotnet: 2.0.0-preview1-005977
 
 env:
@@ -28,6 +30,7 @@ script:
   - set -e
   - dotnet restore
   - dotnet build -c Release
+  - dotnet test -c Release --no-build ArchiSteamFarm.Tests
   - dotnet publish -c Release -o out/generic
   - echo "generic" > "ArchiSteamFarm/out/generic/ArchiSteamFarm.version"
   - dotnet publish -c Release -r win-x64 -o out/win-x64
@@ -39,16 +42,17 @@ script:
   - dotnet publish -c Release -r osx-x64 -o out/osx-x64
   - echo "osx-x64" > "ArchiSteamFarm/out/osx-x64/ArchiSteamFarm.version"
 
-# This is our main build matrix
 matrix:
-# We can use fast finish, as we don't need to wait for all builds to mark it as failed/passed
+  # We can use fast finish, as we don't need to wait for allow_failures builds to mark build as success
   fast_finish: true
   allow_failures:
-    # We allow OS X to fail until https://github.com/travis-ci/travis-ci/issues/7757 is fixed
+    # TODO: We allow OS X to fail until https://github.com/travis-ci/travis-ci/issues/7757 is fixed
     - os: osx
   include:
-#   We're building ASF with dotnet on latest versions of Linux and OS X
+    # We're building ASF with dotnet on latest versions of Linux and OS X
-#   Ref: https://docs.travis-ci.com/user/ci-environment/#Virtualization-environments
+    # Ref: https://docs.travis-ci.com/user/ci-environment/#Virtualization-environments
+    # Ref: https://docs.travis-ci.com/user/trusty-ci-environment/
+    # Ref: https://docs.travis-ci.com/user/osx-ci-environment/
     - os: linux
       dist: trusty
       sudo: false

ArchiSteamFarm.Tests/ArchiSteamFarm.Tests.csproj

@@ -0,0 +1,30 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>netcoreapp2.0</TargetFramework>
+    <LangVersion>latest</LangVersion>
+    <ErrorReport>none</ErrorReport>
+    <RuntimeIdentifiers>win-x64;linux-x64;linux-arm;osx-x64</RuntimeIdentifiers>
+  </PropertyGroup>
+
+  <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|AnyCPU'">
+    <DebugType>none</DebugType>
+    <DebugSymbols>false</DebugSymbols>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="15.3.0-preview-20170628-02" />
+    <PackageReference Include="MSTest.TestAdapter" Version="1.2.0-beta" />
+    <PackageReference Include="MSTest.TestFramework" Version="1.2.0-beta" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\ArchiSteamFarm\ArchiSteamFarm.csproj" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <Service Include="{82a7f48d-3b50-4b1e-b82e-3ada8210c358}" />
+  </ItemGroup>
+
+</Project>

ArchiSteamFarm.Tests/Trading.cs

@@ -0,0 +1,175 @@
+/*
+    _                _      _  ____   _                           _____
+   / \    _ __  ___ | |__  (_)/ ___| | |_  ___   __ _  _ __ ___  |  ___|__ _  _ __  _ __ ___
+  / _ \  | '__|/ __|| '_ \ | |\___ \ | __|/ _ \ / _` || '_ ` _ \ | |_  / _` || '__|| '_ ` _ \
+ / ___ \ | |  | (__ | | | || | ___) || |_|  __/| (_| || | | | | ||  _|| (_| || |   | | | | | |
+/_/   \_\|_|   \___||_| |_||_||____/  \__|\___| \__,_||_| |_| |_||_|   \__,_||_|   |_| |_| |_|
+
+ Copyright 2015-2017 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 System.Collections.Generic;
+using System.Reflection;
+using ArchiSteamFarm.JSON;
+using Microsoft.VisualStudio.TestTools.UnitTesting;
+
+namespace ArchiSteamFarm.Tests {
+	[TestClass]
+	public sealed class Trading {
+		[TestMethod]
+		public void TradingMultiGameBadReject() {
+			Steam.Item item1Game1 = new Steam.Item(Steam.Item.SteamAppID, Steam.Item.SteamCommunityContextID, 1, 1, 570, Steam.Item.EType.TradingCard);
+			Steam.Item item1Game1X9 = new Steam.Item(Steam.Item.SteamAppID, Steam.Item.SteamCommunityContextID, 1, 9, 570, Steam.Item.EType.TradingCard);
+			Steam.Item item2Game1 = new Steam.Item(Steam.Item.SteamAppID, Steam.Item.SteamCommunityContextID, 2, 1, 570, Steam.Item.EType.TradingCard);
+
+			Steam.Item item1Game2 = new Steam.Item(Steam.Item.SteamAppID, Steam.Item.SteamCommunityContextID, 3, 1, 730, Steam.Item.EType.TradingCard);
+			Steam.Item item2Game2 = new Steam.Item(Steam.Item.SteamAppID, Steam.Item.SteamCommunityContextID, 4, 1, 730, Steam.Item.EType.TradingCard);
+
+			HashSet<Steam.Item> inventory = new HashSet<Steam.Item> { item1Game1X9, item1Game2, item2Game2 };
+			HashSet<Steam.Item> itemsToGive = new HashSet<Steam.Item> { item1Game1, item1Game2 };
+			HashSet<Steam.Item> itemsToReceive = new HashSet<Steam.Item> { item2Game1, item2Game2 };
+
+			Assert.IsFalse(AcceptsTrade(inventory, itemsToGive, itemsToReceive));
+		}
+
+		[TestMethod]
+		public void TradingMultiGameMultiTypeBadReject() {
+			Steam.Item item1Type1Game1 = new Steam.Item(Steam.Item.SteamAppID, Steam.Item.SteamCommunityContextID, 1, 1, 570, Steam.Item.EType.TradingCard);
+			Steam.Item item1Type1Game1X9 = new Steam.Item(Steam.Item.SteamAppID, Steam.Item.SteamCommunityContextID, 1, 9, 570, Steam.Item.EType.TradingCard);
+			Steam.Item item2Type1Game1 = new Steam.Item(Steam.Item.SteamAppID, Steam.Item.SteamCommunityContextID, 2, 1, 570, Steam.Item.EType.TradingCard);
+
+			Steam.Item item3Type2Game2 = new Steam.Item(Steam.Item.SteamAppID, Steam.Item.SteamCommunityContextID, 3, 1, 730, Steam.Item.EType.Emoticon);
+			Steam.Item item3Type2Game2X9 = new Steam.Item(Steam.Item.SteamAppID, Steam.Item.SteamCommunityContextID, 3, 9, 730, Steam.Item.EType.Emoticon);
+			Steam.Item item4Type2Game2 = new Steam.Item(Steam.Item.SteamAppID, Steam.Item.SteamCommunityContextID, 4, 1, 730, Steam.Item.EType.Emoticon);
+
+			HashSet<Steam.Item> inventory = new HashSet<Steam.Item> { item1Type1Game1X9, item3Type2Game2X9, item4Type2Game2 };
+			HashSet<Steam.Item> itemsToGive = new HashSet<Steam.Item> { item1Type1Game1, item4Type2Game2 };
+			HashSet<Steam.Item> itemsToReceive = new HashSet<Steam.Item> { item2Type1Game1, item3Type2Game2 };
+
+			Assert.IsFalse(AcceptsTrade(inventory, itemsToGive, itemsToReceive));
+		}
+
+		[TestMethod]
+		public void TradingMultiGameMultiTypeNeutralAccept() {
+			Steam.Item item1Type1Game1 = new Steam.Item(Steam.Item.SteamAppID, Steam.Item.SteamCommunityContextID, 1, 1, 570, Steam.Item.EType.TradingCard);
+			Steam.Item item1Type1Game1X9 = new Steam.Item(Steam.Item.SteamAppID, Steam.Item.SteamCommunityContextID, 1, 9, 570, Steam.Item.EType.TradingCard);
+			Steam.Item item2Type1Game1 = new Steam.Item(Steam.Item.SteamAppID, Steam.Item.SteamCommunityContextID, 2, 1, 570, Steam.Item.EType.TradingCard);
+
+			Steam.Item item3Type2Game2 = new Steam.Item(Steam.Item.SteamAppID, Steam.Item.SteamCommunityContextID, 3, 1, 730, Steam.Item.EType.Emoticon);
+			Steam.Item item4Type2Game2 = new Steam.Item(Steam.Item.SteamAppID, Steam.Item.SteamCommunityContextID, 4, 1, 730, Steam.Item.EType.Emoticon);
+
+			HashSet<Steam.Item> inventory = new HashSet<Steam.Item> { item1Type1Game1X9, item3Type2Game2 };
+			HashSet<Steam.Item> itemsToGive = new HashSet<Steam.Item> { item1Type1Game1, item3Type2Game2 };
+			HashSet<Steam.Item> itemsToReceive = new HashSet<Steam.Item> { item2Type1Game1, item4Type2Game2 };
+
+			Assert.IsTrue(AcceptsTrade(inventory, itemsToGive, itemsToReceive));
+		}
+
+		[TestMethod]
+		public void TradingMultiGameNeutralAccept() {
+			Steam.Item item1Game1 = new Steam.Item(Steam.Item.SteamAppID, Steam.Item.SteamCommunityContextID, 1, 1, 570, Steam.Item.EType.TradingCard);
+			Steam.Item item1Game1X2 = new Steam.Item(Steam.Item.SteamAppID, Steam.Item.SteamCommunityContextID, 1, 2, 570, Steam.Item.EType.TradingCard);
+			Steam.Item item2Game1 = new Steam.Item(Steam.Item.SteamAppID, Steam.Item.SteamCommunityContextID, 2, 1, 570, Steam.Item.EType.TradingCard);
+
+			Steam.Item item1Game2 = new Steam.Item(Steam.Item.SteamAppID, Steam.Item.SteamCommunityContextID, 1, 1, 730, Steam.Item.EType.TradingCard);
+			Steam.Item item2Game2 = new Steam.Item(Steam.Item.SteamAppID, Steam.Item.SteamCommunityContextID, 2, 1, 730, Steam.Item.EType.TradingCard);
+
+			HashSet<Steam.Item> inventory = new HashSet<Steam.Item> { item1Game1X2, item1Game2 };
+			HashSet<Steam.Item> itemsToGive = new HashSet<Steam.Item> { item1Game1, item1Game2 };
+			HashSet<Steam.Item> itemsToReceive = new HashSet<Steam.Item> { item2Game1, item2Game2 };
+
+			Assert.IsTrue(AcceptsTrade(inventory, itemsToGive, itemsToReceive));
+		}
+
+		[TestMethod]
+		public void TradingSingleGameBadReject() {
+			Steam.Item item1 = new Steam.Item(Steam.Item.SteamAppID, Steam.Item.SteamCommunityContextID, 1, 1, 570, Steam.Item.EType.TradingCard);
+			Steam.Item item2 = new Steam.Item(Steam.Item.SteamAppID, Steam.Item.SteamCommunityContextID, 2, 1, 570, Steam.Item.EType.TradingCard);
+
+			HashSet<Steam.Item> inventory = new HashSet<Steam.Item> { item1, item2 };
+			HashSet<Steam.Item> itemsToGive = new HashSet<Steam.Item> { item1 };
+			HashSet<Steam.Item> itemsToReceive = new HashSet<Steam.Item> { item2 };
+
+			Assert.IsFalse(AcceptsTrade(inventory, itemsToGive, itemsToReceive));
+		}
+
+		[TestMethod]
+		public void TradingSingleGameGoodAccept() {
+			Steam.Item item1 = new Steam.Item(Steam.Item.SteamAppID, Steam.Item.SteamCommunityContextID, 1, 1, 570, Steam.Item.EType.TradingCard);
+			Steam.Item item1X2 = new Steam.Item(Steam.Item.SteamAppID, Steam.Item.SteamCommunityContextID, 1, 2, 570, Steam.Item.EType.TradingCard);
+			Steam.Item item2 = new Steam.Item(Steam.Item.SteamAppID, Steam.Item.SteamCommunityContextID, 2, 1, 570, Steam.Item.EType.TradingCard);
+
+			HashSet<Steam.Item> inventory = new HashSet<Steam.Item> { item1X2 };
+			HashSet<Steam.Item> itemsToGive = new HashSet<Steam.Item> { item1 };
+			HashSet<Steam.Item> itemsToReceive = new HashSet<Steam.Item> { item2 };
+
+			Assert.IsTrue(AcceptsTrade(inventory, itemsToGive, itemsToReceive));
+		}
+
+		[TestMethod]
+		public void TradingSingleGameMultiTypeBadReject() {
+			Steam.Item item1Type1 = new Steam.Item(Steam.Item.SteamAppID, Steam.Item.SteamCommunityContextID, 1, 1, 570, Steam.Item.EType.TradingCard);
+			Steam.Item item1Type1X9 = new Steam.Item(Steam.Item.SteamAppID, Steam.Item.SteamCommunityContextID, 1, 9, 570, Steam.Item.EType.TradingCard);
+			Steam.Item item2Type1 = new Steam.Item(Steam.Item.SteamAppID, Steam.Item.SteamCommunityContextID, 2, 1, 570, Steam.Item.EType.TradingCard);
+
+			Steam.Item item3Type2 = new Steam.Item(Steam.Item.SteamAppID, Steam.Item.SteamCommunityContextID, 3, 1, 570, Steam.Item.EType.Emoticon);
+			Steam.Item item3Type2X9 = new Steam.Item(Steam.Item.SteamAppID, Steam.Item.SteamCommunityContextID, 3, 9, 570, Steam.Item.EType.Emoticon);
+			Steam.Item item4Type2 = new Steam.Item(Steam.Item.SteamAppID, Steam.Item.SteamCommunityContextID, 4, 1, 570, Steam.Item.EType.Emoticon);
+
+			HashSet<Steam.Item> inventory = new HashSet<Steam.Item> { item1Type1X9, item3Type2X9, item4Type2 };
+			HashSet<Steam.Item> itemsToGive = new HashSet<Steam.Item> { item1Type1, item4Type2 };
+			HashSet<Steam.Item> itemsToReceive = new HashSet<Steam.Item> { item2Type1, item3Type2 };
+
+			Assert.IsFalse(AcceptsTrade(inventory, itemsToGive, itemsToReceive));
+		}
+
+		[TestMethod]
+		public void TradingSingleGameMultiTypeNeutralAccept() {
+			Steam.Item item1Type1 = new Steam.Item(Steam.Item.SteamAppID, Steam.Item.SteamCommunityContextID, 1, 1, 570, Steam.Item.EType.TradingCard);
+			Steam.Item item1Type1X9 = new Steam.Item(Steam.Item.SteamAppID, Steam.Item.SteamCommunityContextID, 1, 9, 570, Steam.Item.EType.TradingCard);
+			Steam.Item item2Type1 = new Steam.Item(Steam.Item.SteamAppID, Steam.Item.SteamCommunityContextID, 2, 1, 570, Steam.Item.EType.TradingCard);
+
+			Steam.Item item3Type2 = new Steam.Item(Steam.Item.SteamAppID, Steam.Item.SteamCommunityContextID, 3, 1, 570, Steam.Item.EType.Emoticon);
+			Steam.Item item4Type2 = new Steam.Item(Steam.Item.SteamAppID, Steam.Item.SteamCommunityContextID, 4, 1, 570, Steam.Item.EType.Emoticon);
+
+			HashSet<Steam.Item> inventory = new HashSet<Steam.Item> { item1Type1X9, item3Type2 };
+			HashSet<Steam.Item> itemsToGive = new HashSet<Steam.Item> { item1Type1, item3Type2 };
+			HashSet<Steam.Item> itemsToReceive = new HashSet<Steam.Item> { item2Type1, item4Type2 };
+
+			Assert.IsTrue(AcceptsTrade(inventory, itemsToGive, itemsToReceive));
+		}
+
+		[TestMethod]
+		public void TradingSingleGameNeutralAccept() {
+			Steam.Item item1 = new Steam.Item(Steam.Item.SteamAppID, Steam.Item.SteamCommunityContextID, 1, 1, 570, Steam.Item.EType.TradingCard);
+			Steam.Item item2 = new Steam.Item(Steam.Item.SteamAppID, Steam.Item.SteamCommunityContextID, 2, 1, 570, Steam.Item.EType.TradingCard);
+
+			HashSet<Steam.Item> inventory = new HashSet<Steam.Item> { item1 };
+			HashSet<Steam.Item> itemsToGive = new HashSet<Steam.Item> { item1 };
+			HashSet<Steam.Item> itemsToReceive = new HashSet<Steam.Item> { item2 };
+
+			Assert.IsTrue(AcceptsTrade(inventory, itemsToGive, itemsToReceive));
+		}
+
+		private static bool AcceptsTrade(HashSet<Steam.Item> inventory, HashSet<Steam.Item> itemsToGive, HashSet<Steam.Item> itemsToReceive) {
+			Type trading = typeof(ArchiSteamFarm.Trading);
+			MethodInfo method = trading.GetMethod("IsTradeNeutralOrBetter", BindingFlags.Instance | BindingFlags.NonPublic | BindingFlags.Public | BindingFlags.Static);
+			return (bool) method.Invoke(null, new object[] { inventory, itemsToGive, itemsToReceive });
+		}
+	}
+}

ArchiSteamFarm.sln

@@ -1,10 +1,12 @@
 
 Microsoft Visual Studio Solution File, Format Version 12.00
 # Visual Studio 15
-VisualStudioVersion = 15.0.26608.5
+VisualStudioVersion = 15.0.26621.2
 MinimumVisualStudioVersion = 10.0.40219.1
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "ArchiSteamFarm", "ArchiSteamFarm\ArchiSteamFarm.csproj", "{CF84911C-2C4C-4195-8AF3-ABBB6D3DE9AA}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ArchiSteamFarm.Tests", "ArchiSteamFarm.Tests\ArchiSteamFarm.Tests.csproj", "{91DC4C4F-3C23-4716-8CB2-BC7EAB65D759}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -15,8 +17,15 @@ Global
 		{CF84911C-2C4C-4195-8AF3-ABBB6D3DE9AA}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{CF84911C-2C4C-4195-8AF3-ABBB6D3DE9AA}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{CF84911C-2C4C-4195-8AF3-ABBB6D3DE9AA}.Release|Any CPU.Build.0 = Release|Any CPU
+		{91DC4C4F-3C23-4716-8CB2-BC7EAB65D759}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{91DC4C4F-3C23-4716-8CB2-BC7EAB65D759}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{91DC4C4F-3C23-4716-8CB2-BC7EAB65D759}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{91DC4C4F-3C23-4716-8CB2-BC7EAB65D759}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
 	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {D7D54143-C857-4B76-A219-0E98C5BC4895}
+	EndGlobalSection
 EndGlobal

ArchiSteamFarm.sln.DotSettings

@@ -117,7 +117,7 @@
 	<s:Boolean x:Key="/Default/CodeStyle/CodeFormatting/CSharpFormat/ALLOW_COMMENT_AFTER_LBRACE/@EntryValue">False</s:Boolean>
 	<s:String x:Key="/Default/CodeStyle/CodeFormatting/CSharpFormat/ANONYMOUS_METHOD_DECLARATION_BRACES/@EntryValue">END_OF_LINE</s:String>
 	<s:Int64 x:Key="/Default/CodeStyle/CodeFormatting/CSharpFormat/BLANK_LINES_AFTER_CONTROL_TRANSFER_STATEMENTS/@EntryValue">1</s:Int64>
-	<s:Int64 x:Key="/Default/CodeStyle/CodeFormatting/CSharpFormat/BLANK_LINES_AROUND_FIELD/@EntryValue">0</s:Int64>
+	<s:Int64 x:Key="/Default/CodeStyle/CodeFormatting/CSharpFormat/BLANK_LINES_AROUND_FIELD/@EntryValue">1</s:Int64>
 	<s:String x:Key="/Default/CodeStyle/CodeFormatting/CSharpFormat/CASE_BLOCK_BRACES/@EntryValue">END_OF_LINE</s:String>
 	<s:String x:Key="/Default/CodeStyle/CodeFormatting/CSharpFormat/EMPTY_BLOCK_STYLE/@EntryValue">TOGETHER_SAME_LINE</s:String>
 	<s:String x:Key="/Default/CodeStyle/CodeFormatting/CSharpFormat/INDENT_STYLE/@EntryValue">Tab</s:String>
@@ -384,4 +384,5 @@
 	<s:Boolean x:Key="/Default/Environment/SettingsMigration/IsMigratorApplied/=JetBrains_002EReSharper_002EPsi_002ECSharp_002ECodeStyle_002ESettingsUpgrade_002EAlwaysTreatStructAsNotReorderableMigration/@EntryIndexedValue">True</s:Boolean>
 	<s:Boolean x:Key="/Default/Environment/SettingsMigration/IsMigratorApplied/=JetBrains_002EReSharper_002EPsi_002ECSharp_002ECodeStyle_002ESettingsUpgrade_002EMigrateBlankLinesAroundFieldToBlankLinesAroundProperty/@EntryIndexedValue">True</s:Boolean>
 	<s:Boolean x:Key="/Default/Environment/SettingsMigration/IsMigratorApplied/=JetBrains_002EReSharper_002EPsi_002ECSharp_002ECodeStyle_002ESettingsUpgrade_002EMigrateThisQualifierSettings/@EntryIndexedValue">True</s:Boolean>
-	<s:Boolean x:Key="/Default/Environment/SettingsMigration/IsMigratorApplied/=JetBrains_002EReSharper_002EPsi_002EXml_002ECodeStyle_002EFormatSettingsUpgrade_002EXmlMoveToCommonFormatterSettingsUpgrade/@EntryIndexedValue">True</s:Boolean></wpf:ResourceDictionary>
+	<s:Boolean x:Key="/Default/Environment/SettingsMigration/IsMigratorApplied/=JetBrains_002EReSharper_002EPsi_002EXml_002ECodeStyle_002EFormatSettingsUpgrade_002EXmlMoveToCommonFormatterSettingsUpgrade/@EntryIndexedValue">True</s:Boolean>
+	<s:Int64 x:Key="/Default/Environment/UnitTesting/ParallelProcessesCount/@EntryValue">8</s:Int64></wpf:ResourceDictionary>

ArchiSteamFarm/ASF.cs

@@ -46,32 +46,6 @@ namespace ArchiSteamFarm {
 		private static FileSystemWatcher FileSystemWatcher;
 
 		internal static async Task CheckForUpdate(bool updateOverride = false) {
-			string targetDirectory = Path.GetDirectoryName(Assembly.GetEntryAssembly().Location);
-
-			// Cleanup from previous update - update directory for old in-use runtime files
-			string backupDirectory = Path.Combine(targetDirectory, SharedInfo.UpdateDirectory);
-			if (Directory.Exists(backupDirectory)) {
-				// It's entirely possible that old process is still running, wait at least a second for eventual cleanup
-				await Task.Delay(1000).ConfigureAwait(false);
-
-				try {
-					Directory.Delete(backupDirectory, true);
-				} catch (Exception e) {
-					ArchiLogger.LogGenericException(e);
-					return;
-				}
-			}
-
-			// Cleanup from previous update - old non-runtime in-use files
-			foreach (string file in Directory.GetFiles(targetDirectory, "*.old", SearchOption.AllDirectories)) {
-				try {
-					File.Delete(file);
-				} catch (Exception e) {
-					ArchiLogger.LogGenericException(e);
-					return;
-				}
-			}
-
 			if (Program.GlobalConfig.UpdateChannel == GlobalConfig.EUpdateChannel.None) {
 				return;
 			}
@@ -102,7 +76,7 @@ namespace ArchiSteamFarm {
 			}
 
 			version = version.TrimEnd();
-			if (string.IsNullOrEmpty(version) || !IsVersionValid(version)) {
+			if (string.IsNullOrEmpty(version) || !IsValidVersion(version)) {
 				ArchiLogger.LogGenericError(string.Format(Strings.ErrorIsInvalid, SharedInfo.VersionFile));
 				return;
 			}
@@ -120,13 +94,39 @@ namespace ArchiSteamFarm {
 				ArchiLogger.LogGenericInfo(string.Format(Strings.AutoUpdateCheckInfo, autoUpdatePeriod.ToHumanReadable()));
 			}
 
+			ArchiLogger.LogGenericInfo(Strings.UpdateCheckingNewVersion);
+
+			string targetDirectory = Path.GetDirectoryName(Assembly.GetEntryAssembly().Location);
+
+			// Cleanup from previous update - update directory for old in-use runtime files
+			string backupDirectory = Path.Combine(targetDirectory, SharedInfo.UpdateDirectory);
+			if (Directory.Exists(backupDirectory)) {
+				// It's entirely possible that old process is still running, wait a short moment for eventual cleanup
+				await Task.Delay(5000).ConfigureAwait(false);
+
+				try {
+					Directory.Delete(backupDirectory, true);
+				} catch (Exception e) {
+					ArchiLogger.LogGenericException(e);
+					return;
+				}
+			}
+
+			// Cleanup from previous update - old non-runtime in-use files
+			foreach (string file in Directory.EnumerateFiles(targetDirectory, "*.old", SearchOption.AllDirectories)) {
+				try {
+					File.Delete(file);
+				} catch (Exception e) {
+					ArchiLogger.LogGenericException(e);
+					return;
+				}
+			}
+
 			string releaseURL = SharedInfo.GithubReleaseURL;
 			if (Program.GlobalConfig.UpdateChannel == GlobalConfig.EUpdateChannel.Stable) {
 				releaseURL += "/latest";
 			}
 
-			ArchiLogger.LogGenericInfo(Strings.UpdateCheckingNewVersion);
-
 			GitHub.ReleaseResponse releaseResponse;
 
 			if (Program.GlobalConfig.UpdateChannel == GlobalConfig.EUpdateChannel.Stable) {
@@ -189,7 +189,7 @@ namespace ArchiSteamFarm {
 				return;
 			}
 
-			ArchiLogger.LogGenericInfo(Strings.UpdateDownloadingNewVersion);
+			ArchiLogger.LogGenericInfo(string.Format(Strings.UpdateDownloadingNewVersion, newVersion, binaryAsset.Size / 1024 / 1024));
 
 			byte[] result = await Program.WebBrowser.UrlGetToBytesRetry(binaryAsset.DownloadURL).ConfigureAwait(false);
 			if (result == null) {
@@ -217,14 +217,7 @@ namespace ArchiSteamFarm {
 			// Before attempting to connect, initialize our list of CMs
 			await Bot.InitializeCMs(Program.GlobalDatabase.CellID, Program.GlobalDatabase.ServerListProvider).ConfigureAwait(false);
 
-			foreach (string botName in Directory.EnumerateFiles(SharedInfo.ConfigDirectory, "*.json").Select(Path.GetFileNameWithoutExtension).Where(botName => !string.IsNullOrEmpty(botName) && (botName[0] != '.'))) {
+			foreach (string botName in Directory.EnumerateFiles(SharedInfo.ConfigDirectory, "*.json").Select(Path.GetFileNameWithoutExtension).Where(botName => !string.IsNullOrEmpty(botName) && IsValidBotName(botName)).OrderBy(botName => botName)) {
-				switch (botName) {
-					case SharedInfo.ASF:
-					case "example":
-					case "minimal":
-						continue;
-				}
-
 				Bot.RegisterBot(botName);
 			}
 
@@ -270,7 +263,27 @@ namespace ArchiSteamFarm {
 			Bot.RegisterBot(botName);
 		}
 
-		private static bool IsVersionValid(string version) {
+		private static bool IsValidBotName(string botName) {
+			if (string.IsNullOrEmpty(botName)) {
+				ArchiLogger.LogNullError(nameof(botName));
+				return false;
+			}
+
+			if (botName[0] == '.') {
+				return false;
+			}
+
+			switch (botName) {
+				case SharedInfo.ASF:
+				case "example":
+				case "minimal":
+					return false;
+				default:
+					return true;
+			}
+		}
+
+		private static bool IsValidVersion(string version) {
 			if (string.IsNullOrEmpty(version)) {
 				ArchiLogger.LogNullError(nameof(version));
 				return false;
@@ -278,9 +291,10 @@ namespace ArchiSteamFarm {
 
 			switch (version) {
 				case "generic":
-				case "win-x64":
+				case "linux-arm":
 				case "linux-x64":
 				case "osx-x64":
+				case "win-x64":
 					return true;
 				default:
 					return false;
@@ -438,7 +452,7 @@ namespace ArchiSteamFarm {
 
 			// Move top-level runtime in-use files to other directory
 			// We must do it in order to not crash at later stage - all libraries/executables must keep original names
-			foreach (string file in Directory.GetFiles(targetDirectory)) {
+			foreach (string file in Directory.EnumerateFiles(targetDirectory)) {
 				string target = Path.Combine(backupDirectory, Path.GetFileName(file));
 				File.Move(file, target);
 			}
@@ -446,7 +460,7 @@ namespace ArchiSteamFarm {
 			// In generic ASF variant there can also be "runtimes" directory in need of same approach
 			string runtimesDirectory = Path.Combine(targetDirectory, "runtimes");
 			if (Directory.Exists(runtimesDirectory)) {
-				foreach (string file in Directory.GetFiles(runtimesDirectory, "*", SearchOption.AllDirectories)) {
+				foreach (string file in Directory.EnumerateFiles(runtimesDirectory, "*", SearchOption.AllDirectories)) {
 					string directory = Path.Combine(backupDirectory, Path.GetDirectoryName(Path.GetRelativePath(targetDirectory, file)));
 					Directory.CreateDirectory(directory);
 

ArchiSteamFarm/ArchiHandler.cs

@@ -336,6 +336,7 @@ namespace ArchiSteamFarm {
 				[SuppressMessage("ReSharper", "UnusedMember.Global")]
 				Unknown = 0,
 				Trading = 1,
+
 				// Only custom below, different than ones available as user_notification_type
 				Items = 254
 			}

ArchiSteamFarm/ArchiSteamFarm.csproj

@@ -3,8 +3,8 @@
   <PropertyGroup>
     <OutputType>Exe</OutputType>
     <TargetFramework>netcoreapp2.0</TargetFramework>
-    <AssemblyVersion>3.0.0.0</AssemblyVersion>
+    <AssemblyVersion>3.0.0.3</AssemblyVersion>
-    <FileVersion>3.0.0.0</FileVersion>
+    <FileVersion>3.0.0.3</FileVersion>
     <LangVersion>7</LangVersion>
     <ErrorReport>none</ErrorReport>
     <ApplicationIcon>ASF.ico</ApplicationIcon>
@@ -19,7 +19,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="HtmlAgilityPack" Version="1.5.0" />
+    <PackageReference Include="HtmlAgilityPack" Version="1.5.2-beta1" />
     <PackageReference Include="Humanizer" Version="2.2.0" />
     <PackageReference Include="Newtonsoft.Json" Version="10.0.3" />
     <PackageReference Include="Nito.AsyncEx.Coordination" Version="5.0.0-pre-02" />

ArchiSteamFarm/ArchiWebHandler.cs

@@ -50,10 +50,12 @@ namespace ArchiSteamFarm {
 
 		// We must use HTTPS for SteamCommunity, as http would make certain POST requests failing (trades)
 		private const string SteamCommunityHost = "steamcommunity.com";
+
 		private const string SteamCommunityURL = "https://" + SteamCommunityHost;
 
 		// We could (and should) use HTTPS for SteamStore, but that would make certain POST requests failing
 		private const string SteamStoreHost = "store.steampowered.com";
+
 		private const string SteamStoreURL = "http://" + SteamStoreHost;
 
 		private static readonly SemaphoreSlim InventorySemaphore = new SemaphoreSlim(1);
@@ -177,7 +179,7 @@ namespace ArchiSteamFarm {
 			}
 
 			KeyValue response = null;
-			for (byte i = 0; (i < WebBrowser.MaxRetries) && (response == null); i++) {
+			for (byte i = 0; (i < WebBrowser.MaxTries) && (response == null); i++) {
 				await Task.Run(() => {
 					using (dynamic iEconService = WebAPI.GetInterface(IEconService, steamApiKey)) {
 						iEconService.Timeout = Timeout;
@@ -196,7 +198,7 @@ namespace ArchiSteamFarm {
 			}
 
 			if (response == null) {
-				Bot.ArchiLogger.LogGenericWarning(string.Format(Strings.ErrorRequestFailedTooManyTimes, WebBrowser.MaxRetries));
+				Bot.ArchiLogger.LogGenericWarning(string.Format(Strings.ErrorRequestFailedTooManyTimes, WebBrowser.MaxTries));
 			}
 		}
 
@@ -228,7 +230,7 @@ namespace ArchiSteamFarm {
 			}
 
 			KeyValue response = null;
-			for (byte i = 0; (i < WebBrowser.MaxRetries) && (response == null); i++) {
+			for (byte i = 0; (i < WebBrowser.MaxTries) && (response == null); i++) {
 				await Task.Run(() => {
 					using (dynamic iEconService = WebAPI.GetInterface(IEconService, steamApiKey)) {
 						iEconService.Timeout = Timeout;
@@ -249,7 +251,7 @@ namespace ArchiSteamFarm {
 			}
 
 			if (response == null) {
-				Bot.ArchiLogger.LogGenericWarning(string.Format(Strings.ErrorRequestFailedTooManyTimes, WebBrowser.MaxRetries));
+				Bot.ArchiLogger.LogGenericWarning(string.Format(Strings.ErrorRequestFailedTooManyTimes, WebBrowser.MaxTries));
 				return null;
 			}
 
@@ -625,7 +627,7 @@ namespace ArchiSteamFarm {
 			}
 
 			KeyValue response = null;
-			for (byte i = 0; (i < WebBrowser.MaxRetries) && (response == null); i++) {
+			for (byte i = 0; (i < WebBrowser.MaxTries) && (response == null); i++) {
 				await Task.Run(() => {
 					using (dynamic iPlayerService = WebAPI.GetInterface(IPlayerService, steamApiKey)) {
 						iPlayerService.Timeout = Timeout;
@@ -644,7 +646,7 @@ namespace ArchiSteamFarm {
 			}
 
 			if (response == null) {
-				Bot.ArchiLogger.LogGenericWarning(string.Format(Strings.ErrorRequestFailedTooManyTimes, WebBrowser.MaxRetries));
+				Bot.ArchiLogger.LogGenericWarning(string.Format(Strings.ErrorRequestFailedTooManyTimes, WebBrowser.MaxTries));
 				return null;
 			}
 
@@ -664,7 +666,7 @@ namespace ArchiSteamFarm {
 
 		internal async Task<uint> GetServerTime() {
 			KeyValue response = null;
-			for (byte i = 0; (i < WebBrowser.MaxRetries) && (response == null); i++) {
+			for (byte i = 0; (i < WebBrowser.MaxTries) && (response == null); i++) {
 				await Task.Run(() => {
 					using (dynamic iTwoFactorService = WebAPI.GetInterface(ITwoFactorService)) {
 						iTwoFactorService.Timeout = Timeout;
@@ -685,7 +687,7 @@ namespace ArchiSteamFarm {
 				return response["server_time"].AsUnsignedInteger();
 			}
 
-			Bot.ArchiLogger.LogGenericWarning(string.Format(Strings.ErrorRequestFailedTooManyTimes, WebBrowser.MaxRetries));
+			Bot.ArchiLogger.LogGenericWarning(string.Format(Strings.ErrorRequestFailedTooManyTimes, WebBrowser.MaxTries));
 			return 0;
 		}
 

ArchiSteamFarm/AssemblyInfo.cs

@@ -0,0 +1,27 @@
+/*
+    _                _      _  ____   _                           _____
+   / \    _ __  ___ | |__  (_)/ ___| | |_  ___   __ _  _ __ ___  |  ___|__ _  _ __  _ __ ___
+  / _ \  | '__|/ __|| '_ \ | |\___ \ | __|/ _ \ / _` || '_ ` _ \ | |_  / _` || '__|| '_ ` _ \
+ / ___ \ | |  | (__ | | | || | ___) || |_|  __/| (_| || | | | | ||  _|| (_| || |   | | | | | |
+/_/   \_\|_|   \___||_| |_||_||____/  \__|\___| \__,_||_| |_| |_||_|   \__,_||_|   |_| |_| |_|
+
+ Copyright 2015-2017 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.Runtime.CompilerServices;
+
+[assembly: InternalsVisibleTo("ArchiSteamFarm.Tests")]

ArchiSteamFarm/Bot.cs

@@ -1276,7 +1276,7 @@ namespace ArchiSteamFarm {
 			// This is pretty rare, but SK2 SteamFriends handler and this handler could execute at the same time
 			// So we wait for nickname to be registered (with timeout of 5 tries/seconds)
 			string nickname = SteamFriends.GetPersonaName();
-			for (byte i = 0; (i < WebBrowser.MaxRetries) && (string.IsNullOrEmpty(nickname) || nickname.Equals("[unassigned]")); i++) {
+			for (byte i = 0; (i < WebBrowser.MaxTries) && (string.IsNullOrEmpty(nickname) || nickname.Equals("[unassigned]")); i++) {
 				await Task.Delay(1000).ConfigureAwait(false);
 				nickname = SteamFriends.GetPersonaName();
 			}
@@ -2699,6 +2699,7 @@ namespace ArchiSteamFarm {
 					response.Append(FormatBotResponse(string.Format(Strings.BotOwnedAlreadyWithName, ownedGame.Key, ownedGame.Value)));
 				}
 			} else {
+				query = query.Replace('_', ' ');
 				string[] games = query.Split(new[] { ',' }, StringSplitOptions.RemoveEmptyEntries);
 
 				foreach (string game in games) {

ArchiSteamFarm/BotConfig.cs

@@ -92,6 +92,12 @@ namespace ArchiSteamFarm {
 			Steam.Item.EType.TradingCard
 		};
 
+		[JsonProperty(ObjectCreationHandling = ObjectCreationHandling.Replace, Required = Required.DisallowNull)]
+		internal readonly HashSet<Steam.Item.EType> MatchableTypes = new HashSet<Steam.Item.EType> {
+			Steam.Item.EType.FoilTradingCard,
+			Steam.Item.EType.TradingCard
+		};
+
 		[JsonProperty(Required = Required.DisallowNull)]
 		internal readonly CryptoHelper.ECryptoMethod PasswordFormat = CryptoHelper.ECryptoMethod.PlainText;
 

ArchiSteamFarm/BotDatabase.cs

@@ -26,7 +26,6 @@ using System;
 using System.Collections.Generic;
 using System.Diagnostics.CodeAnalysis;
 using System.IO;
-using System.Threading;
 using Newtonsoft.Json;
 
 namespace ArchiSteamFarm {
@@ -152,21 +151,19 @@ namespace ArchiSteamFarm {
 				return;
 			}
 
-			// This call verifies if JSON is alright
-			// We don't wrap it in try catch as it should always be the case
-			// And if it's not, we want to know about it (in a crash) and correct it in future version
-			JsonConvert.DeserializeObject<BotDatabase>(json);
-
 			lock (FileLock) {
-				for (byte i = 0; i < 5; i++) {
+				string newFilePath = FilePath + ".new";
-					try {
-						File.WriteAllText(FilePath, json);
-						break;
-					} catch (Exception e) {
-						ASF.ArchiLogger.LogGenericException(e);
-					}
 
-					Thread.Sleep(1000);
+				try {
+					File.WriteAllText(newFilePath, json);
+
+					if (File.Exists(FilePath)) {
+						File.Replace(newFilePath, FilePath, null);
+					} else {
+						File.Move(newFilePath, FilePath);
+					}
+				} catch (Exception e) {
+					ASF.ArchiLogger.LogGenericException(e);
 				}
 			}
 		}

ArchiSteamFarm/GlobalConfig.cs

@@ -41,7 +41,7 @@ namespace ArchiSteamFarm {
 		internal const string UlongStringPrefix = "s_";
 
 		// This is hardcoded blacklist which should not be possible to change
-		internal static readonly HashSet<uint> GlobalBlacklist = new HashSet<uint> { 267420, 303700, 335590, 368020, 425280, 480730, 566020, 639900 };
+		internal static readonly HashSet<uint> GlobalBlacklist = new HashSet<uint> { 267420, 303700, 335590, 368020, 402590, 425280, 480730, 566020, 639900 };
 
 		[JsonProperty(Required = Required.DisallowNull)]
 		internal readonly bool AutoRestart = true;

ArchiSteamFarm/GlobalDatabase.cs

@@ -25,7 +25,6 @@
 using System;
 using System.Collections.Generic;
 using System.IO;
-using System.Threading;
 using Newtonsoft.Json;
 
 namespace ArchiSteamFarm {
@@ -114,21 +113,19 @@ namespace ArchiSteamFarm {
 				return;
 			}
 
-			// This call verifies if JSON is alright
-			// We don't wrap it in try catch as it should always be the case
-			// And if it's not, we want to know about it (in a crash) and correct it in future version
-			JsonConvert.DeserializeObject<GlobalDatabase>(json, CustomSerializerSettings);
-
 			lock (FileLock) {
-				for (byte i = 0; i < 5; i++) {
+				string newFilePath = FilePath + ".new";
-					try {
-						File.WriteAllText(FilePath, json);
-						break;
-					} catch (Exception e) {
-						ASF.ArchiLogger.LogGenericException(e);
-					}
 
-					Thread.Sleep(1000);
+				try {
+					File.WriteAllText(newFilePath, json);
+
+					if (File.Exists(FilePath)) {
+						File.Replace(newFilePath, FilePath, null);
+					} else {
+						File.Move(newFilePath, FilePath);
+					}
+				} catch (Exception e) {
+					ASF.ArchiLogger.LogGenericException(e);
 				}
 			}
 		}

ArchiSteamFarm/IPC.cs

@@ -50,11 +50,11 @@ namespace ArchiSteamFarm {
 		}
 
 		internal static void Start() {
-			if (KeepRunning) {
+			if (KeepRunning || (HttpListener.Prefixes.Count == 0)) {
 				return;
 			}
 
-			ASF.ArchiLogger.LogGenericInfo(string.Format(Strings.IPCStarting, HttpListener.Prefixes.FirstOrDefault()));
+			ASF.ArchiLogger.LogGenericInfo(string.Format(Strings.IPCStarting, HttpListener.Prefixes.First()));
 
 			try {
 				HttpListener.Start();
@@ -84,56 +84,60 @@ namespace ArchiSteamFarm {
 				return;
 			}
 
-			if (Program.GlobalConfig.SteamOwnerID == 0) {
+			try {
-				ASF.ArchiLogger.LogGenericInfo(Strings.ErrorIPCAccessDenied);
+				if (Program.GlobalConfig.SteamOwnerID == 0) {
-				await context.Response.WriteAsync(HttpStatusCode.Forbidden, Strings.ErrorIPCAccessDenied).ConfigureAwait(false);
+					ASF.ArchiLogger.LogGenericWarning(Strings.ErrorIPCAccessDenied);
-				return;
+					await context.Response.WriteAsync(HttpStatusCode.Forbidden, Strings.ErrorIPCAccessDenied).ConfigureAwait(false);
-			}
+					return;
+				}
 
-			if (!context.Request.RawUrl.StartsWith("/" + nameof(IPC), StringComparison.Ordinal)) {
+				if (!context.Request.RawUrl.StartsWith("/" + nameof(IPC), StringComparison.Ordinal)) {
-				await context.Response.WriteAsync(HttpStatusCode.BadRequest, nameof(HttpStatusCode.BadRequest)).ConfigureAwait(false);
-				return;
-			}
-
-			switch (context.Request.HttpMethod) {
-				case WebRequestMethods.Http.Get:
-					for (int i = 0; i < context.Request.QueryString.Count; i++) {
-						string key = context.Request.QueryString.GetKey(i);
-
-						switch (key) {
-							case "command":
-								string command = context.Request.QueryString.Get(i);
-								if (string.IsNullOrEmpty(command)) {
-									break;
-								}
-
-								Bot bot = Bot.Bots.Values.FirstOrDefault();
-								if (bot == null) {
-									await context.Response.WriteAsync(HttpStatusCode.NotAcceptable, Strings.ErrorNoBotsDefined).ConfigureAwait(false);
-									return;
-								}
-
-								if (command[0] != '!') {
-									command = "!" + command;
-								}
-
-								string response = await bot.Response(Program.GlobalConfig.SteamOwnerID, command).ConfigureAwait(false);
-
-								ASF.ArchiLogger.LogGenericInfo(string.Format(Strings.IPCAnswered, command, response));
-
-								await context.Response.WriteAsync(HttpStatusCode.OK, response).ConfigureAwait(false);
-								break;
-						}
-					}
-
-					break;
-				default:
 					await context.Response.WriteAsync(HttpStatusCode.BadRequest, nameof(HttpStatusCode.BadRequest)).ConfigureAwait(false);
 					return;
-			}
+				}
 
-			if (context.Response.ContentLength64 == 0) {
+				switch (context.Request.HttpMethod) {
-				await context.Response.WriteAsync(HttpStatusCode.MethodNotAllowed, nameof(HttpStatusCode.MethodNotAllowed)).ConfigureAwait(false);
+					case WebRequestMethods.Http.Get:
+						for (int i = 0; i < context.Request.QueryString.Count; i++) {
+							string key = context.Request.QueryString.GetKey(i);
+
+							switch (key) {
+								case "command":
+									string command = context.Request.QueryString.Get(i);
+									if (string.IsNullOrEmpty(command)) {
+										break;
+									}
+
+									Bot bot = Bot.Bots.Values.FirstOrDefault();
+									if (bot == null) {
+										await context.Response.WriteAsync(HttpStatusCode.NotAcceptable, Strings.ErrorNoBotsDefined).ConfigureAwait(false);
+										return;
+									}
+
+									if (command[0] != '!') {
+										command = "!" + command;
+									}
+
+									string response = await bot.Response(Program.GlobalConfig.SteamOwnerID, command).ConfigureAwait(false);
+
+									ASF.ArchiLogger.LogGenericInfo(string.Format(Strings.IPCAnswered, command, response));
+
+									await context.Response.WriteAsync(HttpStatusCode.OK, response).ConfigureAwait(false);
+									break;
+							}
+						}
+
+						break;
+					default:
+						await context.Response.WriteAsync(HttpStatusCode.BadRequest, nameof(HttpStatusCode.BadRequest)).ConfigureAwait(false);
+						return;
+				}
+
+				if (context.Response.ContentLength64 == 0) {
+					await context.Response.WriteAsync(HttpStatusCode.MethodNotAllowed, nameof(HttpStatusCode.MethodNotAllowed)).ConfigureAwait(false);
+				}
+			} finally {
+				context.Response.Close();
 			}
 		}
 
@@ -148,8 +152,7 @@ namespace ArchiSteamFarm {
 					continue;
 				}
 
-				await HandleRequest(context).ConfigureAwait(false);
+				Utilities.StartBackgroundFunction(() => HandleRequest(context));
-				context.Response.Close();
 			}
 		}
 
@@ -164,8 +167,14 @@ namespace ArchiSteamFarm {
 					response.StatusCode = (ushort) statusCode;
 				}
 
-				byte[] buffer = Encoding.UTF8.GetBytes(message);
+				Encoding encoding = Encoding.UTF8;
+				response.ContentEncoding = encoding;
+
+				string html = "<html><head><meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\"></head><body><p>" + message + "</p></body></html>";
+
+				byte[] buffer = encoding.GetBytes(html);
 				response.ContentLength64 = buffer.Length;
+
 				await response.OutputStream.WriteAsync(buffer, 0, buffer.Length).ConfigureAwait(false);
 			} catch (Exception e) {
 				response.StatusCode = (ushort) HttpStatusCode.InternalServerError;

ArchiSteamFarm/JSON/GitHub.cs

@@ -55,6 +55,11 @@ namespace ArchiSteamFarm.JSON {
 				internal readonly string Name;
 #pragma warning restore 649
 
+#pragma warning disable 649
+				[JsonProperty(PropertyName = "size", Required = Required.Always)]
+				internal readonly uint Size;
+#pragma warning restore 649
+
 				// Deserialized from JSON
 				private Asset() { }
 			}

ArchiSteamFarm/JSON/Steam.cs

@@ -486,7 +486,15 @@ namespace ArchiSteamFarm.JSON {
 				return true;
 			}
 
-			internal bool IsSteamCardsRequest() => ItemsToGive.All(item => (item.AppID == Item.SteamAppID) && (item.ContextID == Item.SteamCommunityContextID) && (item.Type == Item.EType.TradingCard));
+			internal bool IsValidSteamItemsRequest(HashSet<Item.EType> acceptedTypes) {
+				if ((acceptedTypes == null) || (acceptedTypes.Count == 0)) {
+					ASF.ArchiLogger.LogNullError(nameof(acceptedTypes));
+					return false;
+				}
+
+				bool result = ItemsToGive.All(item => (item.AppID == Item.SteamAppID) && (item.ContextID == Item.SteamCommunityContextID) && acceptedTypes.Contains(item.Type));
+				return result;
+			}
 
 			[SuppressMessage("ReSharper", "UnusedMember.Global")]
 			internal enum ETradeOfferState : byte {

ArchiSteamFarm/Localization/Strings.Designer.cs

@@ -1306,7 +1306,7 @@ namespace ArchiSteamFarm.Localization {
         }
         
         /// <summary>
-        /// Wyszukuje zlokalizowany ciąg podobny do ciągu Downloading new version... While waiting, consider donating if you appreciate the work being done! :).
+        /// Wyszukuje zlokalizowany ciąg podobny do ciągu Downloading new version: {0} ({1} MB)... While waiting, consider donating if you appreciate the work being done! :).
         /// </summary>
         internal static string UpdateDownloadingNewVersion {
             get {

ArchiSteamFarm/Localization/Strings.ar-SA.resx

@@ -191,9 +191,7 @@
   <data name="UpdateCheckingNewVersion" xml:space="preserve">
     <value>جاري التحقيق من وجود إصدار جديد...</value>
   </data>
-  <data name="UpdateDownloadingNewVersion" xml:space="preserve">
+  
-    <value>جاري تحميل الإصدار الجديد... بينما تنتظر، تبرع إذا اعجبك عملنا! :)</value>
-  </data>
   <data name="UpdateFinished" xml:space="preserve">
     <value>تم الانتهاء من عملية التحديث!</value>
   </data>

ArchiSteamFarm/Localization/Strings.bg-BG.resx

@@ -235,9 +235,7 @@
   <data name="UpdateCheckingNewVersion" xml:space="preserve">
     <value>Проверяване за нова версия...</value>
   </data>
-  <data name="UpdateDownloadingNewVersion" xml:space="preserve">
+  
-    <value>В момента се сваля новата версия... Докато чакате, помислете за дарение, ако оценявате свършената от нас работа! :)</value>
-  </data>
   <data name="UpdateFinished" xml:space="preserve">
     <value>Обновлението приключи!</value>
   </data>

ArchiSteamFarm/Localization/Strings.cs-CZ.resx

@@ -241,9 +241,7 @@ StackTrace:
   <data name="UpdateCheckingNewVersion" xml:space="preserve">
     <value>Kontrola nové verze...</value>
   </data>
-  <data name="UpdateDownloadingNewVersion" xml:space="preserve">
+  
-    <value>Probíhá stahování nové verze... Během čekání zvažte podpotu tohoto projektu! :)</value>
-  </data>
   <data name="UpdateFinished" xml:space="preserve">
     <value>Úspěšně aktualizováno.</value>
   </data>

ArchiSteamFarm/Localization/Strings.da-DK.resx

@@ -240,9 +240,7 @@ StackTrace:
   <data name="UpdateCheckingNewVersion" xml:space="preserve">
     <value>Undersøger for ny version...</value>
   </data>
-  <data name="UpdateDownloadingNewVersion" xml:space="preserve">
+  
-    <value>Downloader ny version... Mens du venter, overvej at donere hvis du sætter pris på det arbejde der bliver gjort! :)</value>
-  </data>
   <data name="UpdateFinished" xml:space="preserve">
     <value>Opdateringsprocessen er færdig!</value>
   </data>

ArchiSteamFarm/Localization/Strings.de-AT.resx

@@ -240,9 +240,7 @@ StackTrace:
   <data name="UpdateCheckingNewVersion" xml:space="preserve">
     <value>Prüfe auf neue Version...</value>
   </data>
-  <data name="UpdateDownloadingNewVersion" xml:space="preserve">
+  
-    <value>Lade neue Version herunter... Während du wartest, denk darüber nach zu spenden, wenn du die geleistete Arbeit zu schätzen weißt! :)</value>
-  </data>
   <data name="UpdateFinished" xml:space="preserve">
     <value>Aktualisierung abgeschlossen!</value>
   </data>

ArchiSteamFarm/Localization/Strings.de-DE.resx

@@ -241,9 +241,7 @@ StackTrace:
   <data name="UpdateCheckingNewVersion" xml:space="preserve">
     <value>Prüfe auf neue Version...</value>
   </data>
-  <data name="UpdateDownloadingNewVersion" xml:space="preserve">
+  
-    <value>Lade neue Version herunter... Während du wartest, denk darüber nach zu spenden, wenn du die geleistete Arbeit zu schätzen weißt! :)</value>
-  </data>
   <data name="UpdateFinished" xml:space="preserve">
     <value>Aktualisierung abgeschlossen!</value>
   </data>

ArchiSteamFarm/Localization/Strings.el-GR.resx

@@ -235,9 +235,7 @@ StackTrace:
   <data name="UpdateCheckingNewVersion" xml:space="preserve">
     <value>Έλεγχος για νέα έκδοση...</value>
   </data>
-  <data name="UpdateDownloadingNewVersion" xml:space="preserve">
+  
-    <value>Λήψη νέας έκδοσης... Όσο περιμένετε, σκεφτείτε να κάνετε μια δωρεά εάν εκτιμάτε τη δουλειά που γίνεται! :)</value>
-  </data>
   <data name="UpdateFinished" xml:space="preserve">
     <value>Η διαδικασία ενημέρωσης ολοκληρώθηκε!</value>
   </data>

ArchiSteamFarm/Localization/Strings.es-ES.resx

@@ -240,9 +240,7 @@ Trazo de pila:
   <data name="UpdateCheckingNewVersion" xml:space="preserve">
     <value>Comprobando si existe una nueva versión...</value>
   </data>
-  <data name="UpdateDownloadingNewVersion" xml:space="preserve">
+  
-    <value>Descargando la nueva versión... ¡Mientras espera, considere donar si aprecia el trabajo que se está realizando! :)</value>
-  </data>
   <data name="UpdateFinished" xml:space="preserve">
     <value>¡Proceso de actualización finalizado!</value>
   </data>

ArchiSteamFarm/Localization/Strings.fi-FI.resx

@@ -201,9 +201,7 @@
   <data name="UpdateCheckingNewVersion" xml:space="preserve">
     <value>Tarkistetaan päivityksiä...</value>
   </data>
-  <data name="UpdateDownloadingNewVersion" xml:space="preserve">
+  
-    <value>Ladataan päivityksiä... Odottaessa, harkitse lahjoittamista kiittääksesi työhön käytetystä ajasta! :)</value>
-  </data>
   <data name="UpdateFinished" xml:space="preserve">
     <value>Päivitys valmis!</value>
   </data>

ArchiSteamFarm/Localization/Strings.fr-CH.resx

@@ -241,9 +241,7 @@ StackTrace :
   <data name="UpdateCheckingNewVersion" xml:space="preserve">
     <value>Recherche d'une nouvelle version...</value>
   </data>
-  <data name="UpdateDownloadingNewVersion" xml:space="preserve">
+  
-    <value>Téléchargement de la nouvelle version en cours... En attendant, vous pouvez faire un don si vous appréciez le travail effectué ! :)</value>
-  </data>
   <data name="UpdateFinished" xml:space="preserve">
     <value>Mise à jour terminée !</value>
   </data>

ArchiSteamFarm/Localization/Strings.fr-FR.resx

@@ -241,9 +241,7 @@ StackTrace :
   <data name="UpdateCheckingNewVersion" xml:space="preserve">
     <value>Recherche d'une nouvelle version...</value>
   </data>
-  <data name="UpdateDownloadingNewVersion" xml:space="preserve">
+  
-    <value>Téléchargement de la nouvelle version en cours... En attendant, vous pouvez faire un don si vous appréciez le travail effectué ! :)</value>
-  </data>
   <data name="UpdateFinished" xml:space="preserve">
     <value>Mise à jour terminée !</value>
   </data>

ArchiSteamFarm/Localization/Strings.he-IL.resx

@@ -228,9 +228,7 @@ StackTrace:
   <data name="UpdateCheckingNewVersion" xml:space="preserve">
     <value>מחפש גירסה חדשה...</value>
   </data>
-  <data name="UpdateDownloadingNewVersion" xml:space="preserve">
+  
-    <value>מוריד גירסה חדשה... בזמן ההמתנה, אנא שקלו לתרום אם אתם מעריכים את העבודה שאנו עושים :)</value>
-  </data>
   <data name="UpdateFinished" xml:space="preserve">
     <value>תהליך העדכון הסתיים!</value>
   </data>

ArchiSteamFarm/Localization/Strings.hu-HU.resx

@@ -239,9 +239,7 @@ StackTrace: {2}</value>
   <data name="UpdateCheckingNewVersion" xml:space="preserve">
     <value>Új verzió keresése...</value>
   </data>
-  <data name="UpdateDownloadingNewVersion" xml:space="preserve">
+  
-    <value>Új verzió letöltése folyamatban... Mialatt várakozol, fontold meg, hogy pénzzel támogatod a munkámat, ha tetszik, amit csinálok! :)</value>
-  </data>
   <data name="UpdateFinished" xml:space="preserve">
     <value>Frissítés kész!</value>
   </data>

ArchiSteamFarm/Localization/Strings.id-ID.resx

@@ -239,9 +239,7 @@
   <data name="UpdateCheckingNewVersion" xml:space="preserve">
     <value>Sedang mengecek versi terbaru...</value>
   </data>
-  <data name="UpdateDownloadingNewVersion" xml:space="preserve">
+  
-    <value>Mengunduh versi baru... Sambil menunggu, pertimbangkan untuk mengapresiasi seluruh kerja keras dengan mendonasi! :)</value>
-  </data>
   <data name="UpdateFinished" xml:space="preserve">
     <value>Proses update selesai!</value>
   </data>

ArchiSteamFarm/Localization/Strings.it-IT.resx

@@ -239,9 +239,7 @@
   <data name="UpdateCheckingNewVersion" xml:space="preserve">
     <value>Verifica della nuova versione...</value>
   </data>
-  <data name="UpdateDownloadingNewVersion" xml:space="preserve">
+  
-    <value>Scaricando la nuova versione... Durante l'attesa, considera una donazione se apprezzi il lavoro svolto! :)</value>
-  </data>
   <data name="UpdateFinished" xml:space="preserve">
     <value>Aggiornamento completato!</value>
   </data>

ArchiSteamFarm/Localization/Strings.ja-JP.resx

@@ -238,9 +238,7 @@
   <data name="UpdateCheckingNewVersion" xml:space="preserve">
     <value>新しいバージョンをチェックしています...</value>
   </data>
-  <data name="UpdateDownloadingNewVersion" xml:space="preserve">
+  
-    <value>新しいバージョンをダウンロードしています... 待っている間、作者への寄付をご検討ください！ :)</value>
-  </data>
   <data name="UpdateFinished" xml:space="preserve">
     <value>アップデート完了！</value>
   </data>

ArchiSteamFarm/Localization/Strings.ko-KR.resx

@@ -241,9 +241,7 @@ StackTrace:
   <data name="UpdateCheckingNewVersion" xml:space="preserve">
     <value>새로운 버전 확인 중...</value>
   </data>
-  <data name="UpdateDownloadingNewVersion" xml:space="preserve">
+  
-    <value>새로운 버전을 다운로드 중... 기다리는 동안, 완성된 작업이 고맙다면 기부를 고려해 보세요! :)</value>
-  </data>
   <data name="UpdateFinished" xml:space="preserve">
     <value>업데이트 작업 완료!</value>
   </data>

ArchiSteamFarm/Localization/Strings.lt-LT.resx

@@ -238,9 +238,7 @@
   <data name="UpdateCheckingNewVersion" xml:space="preserve">
     <value>Ieškoma naujos versijos...</value>
   </data>
-  <data name="UpdateDownloadingNewVersion" xml:space="preserve">
+  
-    <value>Atsiunčiama nauja versija... Kol laukiate, apsvarstykite, gal norite paaukoti jei vertinate daromą darbą! :)</value>
-  </data>
   <data name="UpdateFinished" xml:space="preserve">
     <value>Naujinimo procesas baigtas!</value>
   </data>

ArchiSteamFarm/Localization/Strings.nl-BE.resx

@@ -240,9 +240,7 @@ StackTrace:
   <data name="UpdateCheckingNewVersion" xml:space="preserve">
     <value>Controleren op nieuwe versie...</value>
   </data>
-  <data name="UpdateDownloadingNewVersion" xml:space="preserve">
+  
-    <value>Nieuwe versie wordt gedownload... Als je het gedane werk waardeert, overweeg dan tijdens het wachten om te doneren! :)</value>
-  </data>
   <data name="UpdateFinished" xml:space="preserve">
     <value>Update is afgerond!</value>
   </data>

ArchiSteamFarm/Localization/Strings.nl-NL.resx

@@ -240,9 +240,7 @@ StackTrace:
   <data name="UpdateCheckingNewVersion" xml:space="preserve">
     <value>Controleren op nieuwe versie...</value>
   </data>
-  <data name="UpdateDownloadingNewVersion" xml:space="preserve">
+  
-    <value>Nieuwe versie wordt gedownload... Als je het gedane werk waardeert, overweeg dan tijdens het wachten om te doneren! :)</value>
-  </data>
   <data name="UpdateFinished" xml:space="preserve">
     <value>Update is afgerond!</value>
   </data>

ArchiSteamFarm/Localization/Strings.pl-PL.resx

@@ -247,7 +247,8 @@ StackTrace:
     <value>Wyszukiwanie nowej wersji...</value>
   </data>
   <data name="UpdateDownloadingNewVersion" xml:space="preserve">
-    <value>Pobieranie nowej wersji... Podczas czekania rozważ dotację, jeśli doceniasz naszą pracę! :)</value>
+    <value>Pobieranie nowej wersji: {0} ({1} MB)... Podczas czekania rozważ dotację, jeśli doceniasz naszą pracę! :)</value>
+    <comment>{0} will be replaced by version string, {1} will be replaced by update size (in megabytes)</comment>
   </data>
   <data name="UpdateFinished" xml:space="preserve">
     <value>Aktualizacja została zakończona!</value>

ArchiSteamFarm/Localization/Strings.pt-BR.resx

@@ -241,9 +241,7 @@ StackTrace:
   <data name="UpdateCheckingNewVersion" xml:space="preserve">
     <value>Verificando se há atualizações...</value>
   </data>
-  <data name="UpdateDownloadingNewVersion" xml:space="preserve">
+  
-    <value>Baixando nova versão... Enquanto aguarda, considere fazer uma doação caso aprecie o trabalho que está sendo feito! :)</value>
-  </data>
   <data name="UpdateFinished" xml:space="preserve">
     <value>Processo de atualização finalizado!</value>
   </data>

ArchiSteamFarm/Localization/Strings.pt-PT.resx

@@ -238,9 +238,7 @@ StackTrace:
   <data name="UpdateCheckingNewVersion" xml:space="preserve">
     <value>A verificar por novas versões...</value>
   </data>
-  <data name="UpdateDownloadingNewVersion" xml:space="preserve">
+  
-    <value>A obter a nova versão... Enquanto espera, considere doar algo se aprecias o trabalho feito! :)</value>
-  </data>
   <data name="UpdateFinished" xml:space="preserve">
     <value>Processo de actualização terminada!</value>
   </data>

ArchiSteamFarm/Localization/Strings.resx

@@ -247,7 +247,8 @@ StackTrace:
     <value>Checking for new version...</value>
   </data>
   <data name="UpdateDownloadingNewVersion" xml:space="preserve">
-    <value>Downloading new version... While waiting, consider donating if you appreciate the work being done! :)</value>
+    <value>Downloading new version: {0} ({1} MB)... While waiting, consider donating if you appreciate the work being done! :)</value>
+    <comment>{0} will be replaced by version string, {1} will be replaced by update size (in megabytes)</comment>
   </data>
   <data name="UpdateFinished" xml:space="preserve">
     <value>Update process finished!</value>

ArchiSteamFarm/Localization/Strings.ro-RO.resx

@@ -241,9 +241,7 @@ StackTrace:
   <data name="UpdateCheckingNewVersion" xml:space="preserve">
     <value>Se caută versiune nouă...</value>
   </data>
-  <data name="UpdateDownloadingNewVersion" xml:space="preserve">
+  
-    <value>Se descarcă o versiune nouă... Cât timp aștepți, dacă consideri, poți dona dacă apreciezi toată munca depusă! :)</value>
-  </data>
   <data name="UpdateFinished" xml:space="preserve">
     <value>Proces de actualizare finalizat!</value>
   </data>

ArchiSteamFarm/Localization/Strings.ru-RU.resx

@@ -241,9 +241,7 @@
   <data name="UpdateCheckingNewVersion" xml:space="preserve">
     <value>Проверка новой версии...</value>
   </data>
-  <data name="UpdateDownloadingNewVersion" xml:space="preserve">
+  
-    <value>Загрузка новой версии... Во время ожидания подумайте о пожертвовании в пользу разработчиков, если вы цените проделанную работу! :)</value>
-  </data>
   <data name="UpdateFinished" xml:space="preserve">
     <value>Процесс обновления завершён!</value>
   </data>

ArchiSteamFarm/Localization/Strings.sk-SK.resx

@@ -241,9 +241,7 @@ StackTrace:
   <data name="UpdateCheckingNewVersion" xml:space="preserve">
     <value>Kontrola najnovšej verzie...</value>
   </data>
-  <data name="UpdateDownloadingNewVersion" xml:space="preserve">
+  
-    <value>Sťahovanie najnovšej verzie... Zváž podporu tohto projektu počas čakania! :)</value>
-  </data>
   <data name="UpdateFinished" xml:space="preserve">
     <value>Aktualizácia úspešne dokončená!</value>
   </data>

ArchiSteamFarm/Localization/Strings.sr-CS.resx

@@ -225,9 +225,7 @@ StackTrace:
   <data name="UpdateCheckingNewVersion" xml:space="preserve">
     <value>Traženje nove verzije...</value>
   </data>
-  <data name="UpdateDownloadingNewVersion" xml:space="preserve">
+  
-    <value>Skidanje nove verzije... Dok čekate, razmislite o podržavanju ovoh programa putem donacija ako cenite uložen rad! :)</value>
-  </data>
   <data name="UpdateFinished" xml:space="preserve">
     <value>Proces ažuriranja je završen!</value>
   </data>

ArchiSteamFarm/Localization/Strings.sv-SE.resx

@@ -241,10 +241,7 @@ StackTrace:
   <data name="UpdateCheckingNewVersion" xml:space="preserve">
     <value>Söker efter senaste versionen...</value>
   </data>
-  <data name="UpdateDownloadingNewVersion" xml:space="preserve">
+  
-    <value>Laddar ner senaste versionen... Medan du väntar, fundera på att donera om du uppskattar arbetet som görs! 
-:)</value>
-  </data>
   <data name="UpdateFinished" xml:space="preserve">
     <value>Uppdateringsprocessen klar!</value>
   </data>

ArchiSteamFarm/Localization/Strings.tr-TR.resx

@@ -241,9 +241,7 @@ Yığın izleme:
   <data name="UpdateCheckingNewVersion" xml:space="preserve">
     <value>Yeni sürüm kontrol ediliyor...</value>
   </data>
-  <data name="UpdateDownloadingNewVersion" xml:space="preserve">
+  
-    <value>Yeni sürüm indiriliyor... Beklerken, yaptığımız çalışmayı takdir ediyorsanız bağış yapmayı düşünün! :)</value>
-  </data>
   <data name="UpdateFinished" xml:space="preserve">
     <value>Güncelleme işlemi tamamlandı!</value>
   </data>

ArchiSteamFarm/Localization/Strings.uk-UA.resx

@@ -241,9 +241,7 @@
   <data name="UpdateCheckingNewVersion" xml:space="preserve">
     <value>Перевірка наявності нової версії...</value>
   </data>
-  <data name="UpdateDownloadingNewVersion" xml:space="preserve">
+  
-    <value>Завантаження нової версії... Під час очікування подумайте про пожертвування на користь розробників, якщо ви цінуєте виконану роботу! :)</value>
-  </data>
   <data name="UpdateFinished" xml:space="preserve">
     <value>Процесс оновлення закінчено!</value>
   </data>

ArchiSteamFarm/Localization/Strings.vi-VN.resx

@@ -236,9 +236,7 @@ StackTrace:
   <data name="UpdateCheckingNewVersion" xml:space="preserve">
     <value>Kiểm tra phiên bản mới...</value>
   </data>
-  <data name="UpdateDownloadingNewVersion" xml:space="preserve">
+  
-    <value>Tải xuống phiên bản mới... Trong khi chờ đợi, hãy xem xét quyên góp nếu bạn đánh giá cao công việc được thực hiện! :)</value>
-  </data>
   <data name="UpdateFinished" xml:space="preserve">
     <value>Quá trình cập nhật hoàn tất!</value>
   </data>

ArchiSteamFarm/Localization/Strings.zh-CN.resx

@@ -238,9 +238,7 @@
   <data name="UpdateCheckingNewVersion" xml:space="preserve">
     <value>正在检查新版本...</value>
   </data>
-  <data name="UpdateDownloadingNewVersion" xml:space="preserve">
+  
-    <value>更新中……如果你喜欢这个项目，可以考虑趁现在进行捐赠:)</value>
-  </data>
   <data name="UpdateFinished" xml:space="preserve">
     <value>更新完毕</value>
   </data>

ArchiSteamFarm/Localization/Strings.zh-TW.resx

@@ -238,9 +238,7 @@
   <data name="UpdateCheckingNewVersion" xml:space="preserve">
     <value>正在檢查新版本...</value>
   </data>
-  <data name="UpdateDownloadingNewVersion" xml:space="preserve">
+  
-    <value>正在下載新版本... 等待期間，如果喜歡這個軟體，請考慮捐助ASF! :)</value>
-  </data>
   <data name="UpdateFinished" xml:space="preserve">
     <value>更新完成 ！</value>
   </data>

ArchiSteamFarm/OS.cs

@@ -94,8 +94,6 @@ namespace ArchiSteamFarm {
 			internal enum EExecutionState : uint {
 				Error = 0,
 				SystemRequired = 0x00000001,
-				//DisplayRequired = 0x00000002,
-				//UserPresent = 0x00000004,
 				AwayModeRequired = 0x00000040,
 				Continuous = 0x80000000
 			}

ArchiSteamFarm/Program.cs

@@ -135,13 +135,17 @@ namespace ArchiSteamFarm {
 				ASF.ArchiLogger.LogGenericException(e);
 			}
 
+			// Give new process some time to take over the window (if needed)
+			await Task.Delay(2000).ConfigureAwait(false);
+
 			ShutdownResetEvent.Set();
 			Environment.Exit(0);
 		}
 
 		private static async Task Init(string[] args) {
-			AppDomain.CurrentDomain.UnhandledException += UnhandledExceptionHandler;
+			AppDomain.CurrentDomain.ProcessExit += OnProcessExit;
-			TaskScheduler.UnobservedTaskException += UnobservedTaskExceptionHandler;
+			AppDomain.CurrentDomain.UnhandledException += OnUnhandledException;
+			TaskScheduler.UnobservedTaskException += OnUnobservedTaskException;
 
 			// We must register our logging target as soon as possible
 			Target.Register<SteamTarget>(SteamTarget.TargetName);
@@ -180,6 +184,8 @@ namespace ArchiSteamFarm {
 				ParsePostInitArgs(args);
 			}
 
+			IPC.Start();
+
 			if (!Debugging.IsDebugBuild) {
 				await ASF.CheckForUpdate().ConfigureAwait(false);
 			}
@@ -306,7 +312,7 @@ namespace ArchiSteamFarm {
 			OS.Init(GlobalConfig.Headless);
 			WebBrowser.Init();
 
-			WebBrowser = new WebBrowser(ASF.ArchiLogger);
+			WebBrowser = new WebBrowser(ASF.ArchiLogger, true);
 		}
 
 		private static async Task<bool> InitShutdownSequence() {
@@ -316,8 +322,6 @@ namespace ArchiSteamFarm {
 
 			ShutdownSequenceInitialized = true;
 
-			IPC.Stop();
-
 			if (Bot.Bots.Count == 0) {
 				return true;
 			}
@@ -327,12 +331,12 @@ namespace ArchiSteamFarm {
 			switch (GlobalConfig.OptimizationMode) {
 				case GlobalConfig.EOptimizationMode.MinMemoryUsage:
 					foreach (Task task in tasks) {
-						await Task.WhenAny(task, Task.Delay(WebBrowser.MaxRetries * 1000)).ConfigureAwait(false);
+						await Task.WhenAny(task, Task.Delay(WebBrowser.MaxTries * 1000)).ConfigureAwait(false);
 					}
 
 					break;
 				default:
-					await Task.WhenAny(Task.WhenAll(tasks), Task.Delay(Bot.Bots.Count * WebBrowser.MaxRetries * 1000)).ConfigureAwait(false);
+					await Task.WhenAny(Task.WhenAll(tasks), Task.Delay(Bot.Bots.Count * WebBrowser.MaxTries * 1000)).ConfigureAwait(false);
 					break;
 			}
 
@@ -350,6 +354,31 @@ namespace ArchiSteamFarm {
 			Exit().Wait();
 		}
 
+		private static void OnProcessExit(object sender, EventArgs e) => IPC.Stop();
+
+		private static async void OnUnhandledException(object sender, UnhandledExceptionEventArgs e) {
+			if (e?.ExceptionObject == null) {
+				ASF.ArchiLogger.LogNullError(nameof(e) + " || " + nameof(e.ExceptionObject));
+				return;
+			}
+
+			ASF.ArchiLogger.LogFatalException((Exception) e.ExceptionObject);
+			await Exit(1).ConfigureAwait(false);
+		}
+
+		private static void OnUnobservedTaskException(object sender, UnobservedTaskExceptionEventArgs e) {
+			if (e?.Exception == null) {
+				ASF.ArchiLogger.LogNullError(nameof(e) + " || " + nameof(e.Exception));
+				return;
+			}
+
+			ASF.ArchiLogger.LogFatalException(e.Exception);
+
+			// Normally we should abort the application here, but many tasks are in fact failing in SK2 code which we can't easily fix
+			// Thanks Valve.
+			e.SetObserved();
+		}
+
 		private static void ParsePostInitArgs(IEnumerable<string> args) {
 			if (args == null) {
 				ASF.ArchiLogger.LogNullError(nameof(args));
@@ -404,28 +433,5 @@ namespace ArchiSteamFarm {
 
 			ShutdownResetEvent.Set();
 		}
-
-		private static async void UnhandledExceptionHandler(object sender, UnhandledExceptionEventArgs e) {
-			if (e?.ExceptionObject == null) {
-				ASF.ArchiLogger.LogNullError(nameof(e) + " || " + nameof(e.ExceptionObject));
-				return;
-			}
-
-			ASF.ArchiLogger.LogFatalException((Exception) e.ExceptionObject);
-			await Exit(1).ConfigureAwait(false);
-		}
-
-		private static void UnobservedTaskExceptionHandler(object sender, UnobservedTaskExceptionEventArgs e) {
-			if (e?.Exception == null) {
-				ASF.ArchiLogger.LogNullError(nameof(e) + " || " + nameof(e.Exception));
-				return;
-			}
-
-			ASF.ArchiLogger.LogFatalException(e.Exception);
-
-			// Normally we should abort the application here, but many tasks are in fact failing in SK2 code which we can't easily fix
-			// Thanks Valve.
-			e.SetObserved();
-		}
 	}
 }

ArchiSteamFarm/Trading.cs

@@ -32,7 +32,7 @@ using ArchiSteamFarm.Localization;
 
 namespace ArchiSteamFarm {
 	internal sealed class Trading : IDisposable {
-		internal const byte MaxItemsPerTrade = 150; // This is due to limit on POST size in WebBrowser
+		internal const byte MaxItemsPerTrade = byte.MaxValue; // This is due to limit on POST size in WebBrowser
 		internal const byte MaxTradesPerAccount = 5; // This is limit introduced by Valve
 
 		private readonly Bot Bot;
@@ -173,7 +173,7 @@ namespace ArchiSteamFarm {
 					return new ParseTradeResult(tradeOffer.TradeOfferID, tradeOffer.ItemsToGive.Count > 0 ? ParseTradeResult.EResult.AcceptedWithItemLose : ParseTradeResult.EResult.AcceptedWithoutItemLose);
 				}
 
-				// Always deny trades from blacklistem steamIDs
+				// Always deny trades from blacklisted steamIDs
 				if (Bot.IsBlacklistedFromTrades(tradeOffer.OtherSteamID64)) {
 					return new ParseTradeResult(tradeOffer.TradeOfferID, ParseTradeResult.EResult.RejectedPermanently);
 				}
@@ -214,8 +214,8 @@ namespace ArchiSteamFarm {
 				return new ParseTradeResult(tradeOffer.TradeOfferID, ParseTradeResult.EResult.RejectedPermanently);
 			}
 
-			// Decline trade if we're losing anything but steam cards, or if it's non-dupes trade
+			// Decline trade if it's not fair games/types exchange or if we're requested to handle any not-accepted item type
-			if (!tradeOffer.IsSteamCardsRequest() || !tradeOffer.IsFairTypesExchange()) {
+			if (!tradeOffer.IsFairTypesExchange() || !tradeOffer.IsValidSteamItemsRequest(Bot.BotConfig.MatchableTypes)) {
 				return new ParseTradeResult(tradeOffer.TradeOfferID, ParseTradeResult.EResult.RejectedPermanently);
 			}
 
@@ -241,17 +241,35 @@ namespace ArchiSteamFarm {
 				return new ParseTradeResult(tradeOffer.TradeOfferID, ParseTradeResult.EResult.AcceptedWithItemLose);
 			}
 
-			// Get appIDs we're interested in
+			// Get appIDs/types we're interested in
-			HashSet<uint> appIDs = new HashSet<uint>(tradeOffer.ItemsToGive.Select(item => item.RealAppID));
+			HashSet<uint> appIDs = new HashSet<uint>();
+			HashSet<Steam.Item.EType> types = new HashSet<Steam.Item.EType>();
+
+			foreach (Steam.Item item in tradeOffer.ItemsToGive) {
+				appIDs.Add(item.RealAppID);
+				types.Add(item.Type);
+			}
 
 			// Now check if it's worth for us to do the trade
-			HashSet<Steam.Item> inventory = await Bot.ArchiWebHandler.GetMySteamInventory(false, new HashSet<Steam.Item.EType> { Steam.Item.EType.TradingCard }, appIDs).ConfigureAwait(false);
+			HashSet<Steam.Item> inventory = await Bot.ArchiWebHandler.GetMySteamInventory(false, types, appIDs).ConfigureAwait(false);
 			if ((inventory == null) || (inventory.Count == 0)) {
 				// If we can't check our inventory when not using MatchEverything, this is a temporary failure
 				Bot.ArchiLogger.LogGenericWarning(string.Format(Strings.ErrorIsEmpty, nameof(inventory)));
 				return new ParseTradeResult(tradeOffer.TradeOfferID, ParseTradeResult.EResult.RejectedTemporarily);
 			}
 
+			bool accept = IsTradeNeutralOrBetter(inventory, tradeOffer.ItemsToGive, tradeOffer.ItemsToReceive);
+
+			// Even if trade is not neutral+ for us right now, it might be in the future, unless we're bot account where we assume that inventory doesn't change
+			return new ParseTradeResult(tradeOffer.TradeOfferID, accept ? ParseTradeResult.EResult.AcceptedWithItemLose : (Bot.BotConfig.IsBotAccount ? ParseTradeResult.EResult.RejectedPermanently : ParseTradeResult.EResult.RejectedTemporarily));
+		}
+
+		private static bool IsTradeNeutralOrBetter(HashSet<Steam.Item> inventory, HashSet<Steam.Item> itemsToGive, HashSet<Steam.Item> itemsToReceive) {
+			if ((inventory == null) || (inventory.Count == 0) || (itemsToGive == null) || (itemsToGive.Count == 0) || (itemsToReceive == null) || (itemsToReceive.Count == 0)) {
+				ASF.ArchiLogger.LogNullError(nameof(inventory) + " || " + nameof(itemsToGive) + " || " + nameof(itemsToReceive));
+				return false;
+			}
+
 			// Now let's create a map which maps items to their amount in our EQ
 			// This has to be done as we might have multiple items of given ClassID with multiple amounts
 			Dictionary<ulong, uint> itemAmounts = new Dictionary<ulong, uint>();
@@ -264,12 +282,12 @@ namespace ArchiSteamFarm {
 			}
 
 			// Calculate our value of items to give on per-game basis
-			Dictionary<uint, List<uint>> itemAmountToGivePerGame = new Dictionary<uint, List<uint>>(appIDs.Count);
+			Dictionary<(Steam.Item.EType Type, uint AppID), List<uint>> itemAmountToGivePerGame = new Dictionary<(Steam.Item.EType Type, uint AppID), List<uint>>();
 			Dictionary<ulong, uint> itemAmountsToGive = new Dictionary<ulong, uint>(itemAmounts);
-			foreach (Steam.Item item in tradeOffer.ItemsToGive) {
+			foreach (Steam.Item item in itemsToGive) {
-				if (!itemAmountToGivePerGame.TryGetValue(item.RealAppID, out List<uint> amountsToGive)) {
+				if (!itemAmountToGivePerGame.TryGetValue((item.Type, item.RealAppID), out List<uint> amountsToGive)) {
 					amountsToGive = new List<uint>();
-					itemAmountToGivePerGame[item.RealAppID] = amountsToGive;
+					itemAmountToGivePerGame[(item.Type, item.RealAppID)] = amountsToGive;
 				}
 
 				if (!itemAmountsToGive.TryGetValue(item.ClassID, out uint amount)) {
@@ -287,12 +305,12 @@ namespace ArchiSteamFarm {
 			}
 
 			// Calculate our value of items to receive on per-game basis
-			Dictionary<uint, List<uint>> itemAmountToReceivePerGame = new Dictionary<uint, List<uint>>(appIDs.Count);
+			Dictionary<(Steam.Item.EType Type, uint AppID), List<uint>> itemAmountToReceivePerGame = new Dictionary<(Steam.Item.EType Type, uint AppID), List<uint>>();
 			Dictionary<ulong, uint> itemAmountsToReceive = new Dictionary<ulong, uint>(itemAmounts);
-			foreach (Steam.Item item in tradeOffer.ItemsToReceive) {
+			foreach (Steam.Item item in itemsToReceive) {
-				if (!itemAmountToReceivePerGame.TryGetValue(item.RealAppID, out List<uint> amountsToReceive)) {
+				if (!itemAmountToReceivePerGame.TryGetValue((item.Type, item.RealAppID), out List<uint> amountsToReceive)) {
 					amountsToReceive = new List<uint>();
-					itemAmountToReceivePerGame[item.RealAppID] = amountsToReceive;
+					itemAmountToReceivePerGame[(item.Type, item.RealAppID)] = amountsToReceive;
 				}
 
 				if (!itemAmountsToReceive.TryGetValue(item.ClassID, out uint amount)) {
@@ -313,10 +331,7 @@ namespace ArchiSteamFarm {
 			// This is quite complex operation of taking minimum difference from all differences on per-game basis
 			// When calculating per-game difference, we sum only amounts at proper indexes, because user might be overpaying
 			int difference = itemAmountToGivePerGame.Min(kv => kv.Value.Select((t, i) => (int) (t - itemAmountToReceivePerGame[kv.Key][i])).Sum());
-
+			return difference > 0;
-			// Trade is neutral+ for us if the difference is greater than 0
-			// If not, we assume that the trade might be good for us in the future, unless we're bot account where we assume that inventory doesn't change
-			return new ParseTradeResult(tradeOffer.TradeOfferID, difference > 0 ? ParseTradeResult.EResult.AcceptedWithItemLose : (Bot.BotConfig.IsBotAccount ? ParseTradeResult.EResult.RejectedPermanently : ParseTradeResult.EResult.RejectedTemporarily));
 		}
 
 		private sealed class ParseTradeResult {

ArchiSteamFarm/Utilities.cs

@@ -95,22 +95,34 @@ namespace ArchiSteamFarm {
 			}
 		}
 
-		internal static void StartBackgroundAction(Action action) {
+		internal static void StartBackgroundAction(Action action, bool longRunning = true) {
 			if (action == null) {
 				ASF.ArchiLogger.LogNullError(nameof(action));
 				return;
 			}
 
-			Task.Factory.StartNew(action, TaskCreationOptions.DenyChildAttach | TaskCreationOptions.LongRunning).Forget();
+			TaskCreationOptions options = TaskCreationOptions.DenyChildAttach;
+
+			if (longRunning) {
+				options |= TaskCreationOptions.LongRunning;
+			}
+
+			Task.Factory.StartNew(action, options).Forget();
 		}
 
-		internal static void StartBackgroundFunction(Func<Task> function) {
+		internal static void StartBackgroundFunction(Func<Task> function, bool longRunning = true) {
 			if (function == null) {
 				ASF.ArchiLogger.LogNullError(nameof(function));
 				return;
 			}
 
-			Task.Factory.StartNew(function, TaskCreationOptions.DenyChildAttach | TaskCreationOptions.LongRunning).Forget();
+			TaskCreationOptions options = TaskCreationOptions.DenyChildAttach;
+
+			if (longRunning) {
+				options |= TaskCreationOptions.LongRunning;
+			}
+
+			Task.Factory.StartNew(function, options).Forget();
 		}
 
 		internal static IEnumerable<T> ToEnumerable<T>(this T item) where T : struct {

ArchiSteamFarm/WebBrowser.cs

@@ -35,26 +35,28 @@ using Newtonsoft.Json.Linq;
 
 namespace ArchiSteamFarm {
 	internal sealed class WebBrowser {
-		internal const byte MaxRetries = 5; // Defines maximum number of retries, UrlRequest() does not handle retry by itself (it's app responsibility)
+		internal const byte MaxTries = 5; // Defines maximum number of recommended tries for a single request
 
-		private const byte MaxConnections = ServicePointManager.DefaultNonPersistentConnectionLimit; // Defines maximum number of connections per ServicePoint. Be careful, as it also defines maximum number of sockets in CLOSE_WAIT state
+		private const byte ExtendedTimeoutMultiplier = 10; // Defines multiplier of timeout for WebBrowsers dealing with huge data (ASF update)
-		private const byte MaxIdleTime = 15; // In seconds, how long socket is allowed to stay in CLOSE_WAIT state after there are no connections to it
+		private const byte MaxConnections = 10; // Defines maximum number of connections per ServicePoint. Be careful, as it also defines maximum number of sockets in CLOSE_WAIT state
+		private const byte MaxIdleTime = 15; // Defines in seconds, how long socket is allowed to stay in CLOSE_WAIT state after there are no connections to it
 
 		internal readonly CookieContainer CookieContainer = new CookieContainer();
 
 		private readonly ArchiLogger ArchiLogger;
 		private readonly HttpClient HttpClient;
 
-		internal WebBrowser(ArchiLogger archiLogger) {
+		internal WebBrowser(ArchiLogger archiLogger, bool extendedTimeout = false) {
 			ArchiLogger = archiLogger ?? throw new ArgumentNullException(nameof(archiLogger));
 
 			HttpClientHandler httpClientHandler = new HttpClientHandler {
 				AutomaticDecompression = DecompressionMethods.Deflate | DecompressionMethods.GZip,
-				CookieContainer = CookieContainer
+				CookieContainer = CookieContainer,
+				MaxConnectionsPerServer = MaxConnections
 			};
 
 			HttpClient = new HttpClient(httpClientHandler) {
-				Timeout = TimeSpan.FromSeconds(Program.GlobalConfig.ConnectionTimeout)
+				Timeout = TimeSpan.FromSeconds(extendedTimeout ? ExtendedTimeoutMultiplier * Program.GlobalConfig.ConnectionTimeout : Program.GlobalConfig.ConnectionTimeout)
 			};
 
 			// Most web services expect that UserAgent is set, so we declare it globally
@@ -94,7 +96,7 @@ namespace ArchiSteamFarm {
 			}
 
 			byte[] result = null;
-			for (byte i = 0; (i < MaxRetries) && (result == null); i++) {
+			for (byte i = 0; (i < MaxTries) && (result == null); i++) {
 				result = await UrlGetToBytes(request, referer).ConfigureAwait(false);
 			}
 
@@ -102,7 +104,7 @@ namespace ArchiSteamFarm {
 				return result;
 			}
 
-			ArchiLogger.LogGenericWarning(string.Format(Strings.ErrorRequestFailedTooManyTimes, MaxRetries));
+			ArchiLogger.LogGenericWarning(string.Format(Strings.ErrorRequestFailedTooManyTimes, MaxTries));
 			ArchiLogger.LogGenericDebug(string.Format(Strings.ErrorFailingRequest, request));
 			return null;
 		}
@@ -114,7 +116,7 @@ namespace ArchiSteamFarm {
 			}
 
 			HtmlDocument result = null;
-			for (byte i = 0; (i < MaxRetries) && (result == null); i++) {
+			for (byte i = 0; (i < MaxTries) && (result == null); i++) {
 				result = await UrlGetToHtmlDocument(request, referer).ConfigureAwait(false);
 			}
 
@@ -122,7 +124,7 @@ namespace ArchiSteamFarm {
 				return result;
 			}
 
-			ArchiLogger.LogGenericWarning(string.Format(Strings.ErrorRequestFailedTooManyTimes, MaxRetries));
+			ArchiLogger.LogGenericWarning(string.Format(Strings.ErrorRequestFailedTooManyTimes, MaxTries));
 			ArchiLogger.LogGenericDebug(string.Format(Strings.ErrorFailingRequest, request));
 			return null;
 		}
@@ -134,7 +136,7 @@ namespace ArchiSteamFarm {
 			}
 
 			JObject result = null;
-			for (byte i = 0; (i < MaxRetries) && (result == null); i++) {
+			for (byte i = 0; (i < MaxTries) && (result == null); i++) {
 				result = await UrlGetToJObject(request, referer).ConfigureAwait(false);
 			}
 
@@ -142,7 +144,7 @@ namespace ArchiSteamFarm {
 				return result;
 			}
 
-			ArchiLogger.LogGenericWarning(string.Format(Strings.ErrorRequestFailedTooManyTimes, MaxRetries));
+			ArchiLogger.LogGenericWarning(string.Format(Strings.ErrorRequestFailedTooManyTimes, MaxTries));
 			ArchiLogger.LogGenericDebug(string.Format(Strings.ErrorFailingRequest, request));
 			return null;
 		}
@@ -178,7 +180,7 @@ namespace ArchiSteamFarm {
 			}
 
 			XmlDocument result = null;
-			for (byte i = 0; (i < MaxRetries) && (result == null); i++) {
+			for (byte i = 0; (i < MaxTries) && (result == null); i++) {
 				result = await UrlGetToXML(request, referer).ConfigureAwait(false);
 			}
 
@@ -186,7 +188,7 @@ namespace ArchiSteamFarm {
 				return result;
 			}
 
-			ArchiLogger.LogGenericWarning(string.Format(Strings.ErrorRequestFailedTooManyTimes, MaxRetries));
+			ArchiLogger.LogGenericWarning(string.Format(Strings.ErrorRequestFailedTooManyTimes, MaxTries));
 			ArchiLogger.LogGenericDebug(string.Format(Strings.ErrorFailingRequest, request));
 			return null;
 		}
@@ -198,7 +200,7 @@ namespace ArchiSteamFarm {
 			}
 
 			bool result = false;
-			for (byte i = 0; (i < MaxRetries) && !result; i++) {
+			for (byte i = 0; (i < MaxTries) && !result; i++) {
 				result = await UrlHead(request, referer).ConfigureAwait(false);
 			}
 
@@ -206,7 +208,7 @@ namespace ArchiSteamFarm {
 				return true;
 			}
 
-			ArchiLogger.LogGenericWarning(string.Format(Strings.ErrorRequestFailedTooManyTimes, MaxRetries));
+			ArchiLogger.LogGenericWarning(string.Format(Strings.ErrorRequestFailedTooManyTimes, MaxTries));
 			ArchiLogger.LogGenericDebug(string.Format(Strings.ErrorFailingRequest, request));
 			return false;
 		}
@@ -218,7 +220,7 @@ namespace ArchiSteamFarm {
 			}
 
 			Uri result = null;
-			for (byte i = 0; (i < MaxRetries) && (result == null); i++) {
+			for (byte i = 0; (i < MaxTries) && (result == null); i++) {
 				result = await UrlHeadToUri(request, referer).ConfigureAwait(false);
 			}
 
@@ -226,7 +228,7 @@ namespace ArchiSteamFarm {
 				return result;
 			}
 
-			ArchiLogger.LogGenericWarning(string.Format(Strings.ErrorRequestFailedTooManyTimes, MaxRetries));
+			ArchiLogger.LogGenericWarning(string.Format(Strings.ErrorRequestFailedTooManyTimes, MaxTries));
 			ArchiLogger.LogGenericDebug(string.Format(Strings.ErrorFailingRequest, request));
 			return null;
 		}
@@ -249,7 +251,7 @@ namespace ArchiSteamFarm {
 			}
 
 			bool result = false;
-			for (byte i = 0; (i < MaxRetries) && !result; i++) {
+			for (byte i = 0; (i < MaxTries) && !result; i++) {
 				result = await UrlPost(request, data, referer).ConfigureAwait(false);
 			}
 
@@ -257,7 +259,7 @@ namespace ArchiSteamFarm {
 				return true;
 			}
 
-			ArchiLogger.LogGenericWarning(string.Format(Strings.ErrorRequestFailedTooManyTimes, MaxRetries));
+			ArchiLogger.LogGenericWarning(string.Format(Strings.ErrorRequestFailedTooManyTimes, MaxTries));
 			ArchiLogger.LogGenericDebug(string.Format(Strings.ErrorFailingRequest, request));
 			return false;
 		}
@@ -333,7 +335,7 @@ namespace ArchiSteamFarm {
 			}
 
 			string result = null;
-			for (byte i = 0; (i < MaxRetries) && string.IsNullOrEmpty(result); i++) {
+			for (byte i = 0; (i < MaxTries) && string.IsNullOrEmpty(result); i++) {
 				result = await UrlGetToContent(request, referer).ConfigureAwait(false);
 			}
 
@@ -341,7 +343,7 @@ namespace ArchiSteamFarm {
 				return result;
 			}
 
-			ArchiLogger.LogGenericWarning(string.Format(Strings.ErrorRequestFailedTooManyTimes, MaxRetries));
+			ArchiLogger.LogGenericWarning(string.Format(Strings.ErrorRequestFailedTooManyTimes, MaxTries));
 			ArchiLogger.LogGenericDebug(string.Format(Strings.ErrorFailingRequest, request));
 			return null;
 		}
@@ -380,12 +382,13 @@ namespace ArchiSteamFarm {
 		}
 
 		private async Task<HttpResponseMessage> UrlGetToResponse(string request, string referer = null) {
-			if (!string.IsNullOrEmpty(request)) {
+			if (string.IsNullOrEmpty(request)) {
-				return await UrlRequest(new Uri(request), HttpMethod.Get, null, referer).ConfigureAwait(false);
+				ArchiLogger.LogNullError(nameof(request));
+				return null;
 			}
 
-			ArchiLogger.LogNullError(nameof(request));
+			HttpResponseMessage result = await UrlRequest(new Uri(request), HttpMethod.Get, null, referer).ConfigureAwait(false);
-			return null;
+			return result;
 		}
 
 		private async Task<XmlDocument> UrlGetToXML(string request, string referer = null) {
@@ -464,7 +467,7 @@ namespace ArchiSteamFarm {
 			}
 
 			string result = null;
-			for (byte i = 0; (i < MaxRetries) && string.IsNullOrEmpty(result); i++) {
+			for (byte i = 0; (i < MaxTries) && string.IsNullOrEmpty(result); i++) {
 				result = await UrlPostToContent(request, data, referer).ConfigureAwait(false);
 			}
 
@@ -472,7 +475,7 @@ namespace ArchiSteamFarm {
 				return result;
 			}
 
-			ArchiLogger.LogGenericWarning(string.Format(Strings.ErrorRequestFailedTooManyTimes, MaxRetries));
+			ArchiLogger.LogGenericWarning(string.Format(Strings.ErrorRequestFailedTooManyTimes, MaxTries));
 			ArchiLogger.LogGenericDebug(string.Format(Strings.ErrorFailingRequest, request));
 			return null;
 		}
@@ -486,7 +489,7 @@ namespace ArchiSteamFarm {
 			return null;
 		}
 
-		private async Task<HttpResponseMessage> UrlRequest(Uri requestUri, HttpMethod httpMethod, ICollection<KeyValuePair<string, string>> data = null, string referer = null, byte maxRedirections = MaxRetries) {
+		private async Task<HttpResponseMessage> UrlRequest(Uri requestUri, HttpMethod httpMethod, ICollection<KeyValuePair<string, string>> data = null, string referer = null, byte maxRedirections = MaxTries) {
 			if ((requestUri == null) || (httpMethod == null)) {
 				ArchiLogger.LogNullError(nameof(requestUri) + " || " + nameof(httpMethod));
 				return null;

ArchiSteamFarm/config/example.json

@@ -15,6 +15,10 @@
 		3,
 		5
 	],
+	"MatchableTypes": [
+		3,
+		5
+	],
 	"PasswordFormat": 0,
 	"Paused": false,
 	"RedeemingPreferences": 0,

appveyor.yml

@@ -18,21 +18,12 @@ build:
   project: ArchiSteamFarm.sln
   parallel: true
   verbosity: minimal
-after_build:
+after_test:
 - ps: >-
     $ErrorActionPreference = 'Stop'
 
 
-    $RUNTIMES = 'generic', 'win-x64', 'linux-x64', "linux-arm", 'osx-x64'
+    $RUNTIMES = 'generic', 'win-x64', 'linux-x64', 'linux-arm', 'osx-x64'
-
-
-
-    if ($env:APPVEYOR_REPO_TAG -eq 'true') {
-    	$ZIP_ARGS = '-mx=9', '-mfb=257', '-mpass=15'
-    } else {
-    	$ZIP_ARGS = '-mx=1'
-    }
-
 
 
     foreach ($RUNTIME in $RUNTIMES) {
@@ -44,13 +35,13 @@ after_build:
 
     	Add-Content "ArchiSteamFarm\out\$RUNTIME\ArchiSteamFarm.version" "$RUNTIME"
 
-    	7z a -bd -tzip -mm=Deflate64 $ZIP_ARGS "ArchiSteamFarm\out\ASF-$RUNTIME.zip" "$env:APPVEYOR_BUILD_FOLDER\ArchiSteamFarm\out\$RUNTIME\*"
+    	7z a -bd -tzip -mm=Deflate64 -mx=5 "ArchiSteamFarm\out\ASF-$RUNTIME.zip" "$env:APPVEYOR_BUILD_FOLDER\ArchiSteamFarm\out\$RUNTIME\*"
     	Push-AppveyorArtifact "ArchiSteamFarm\out\ASF-$RUNTIME.zip" -FileName "ASF-$RUNTIME.zip" -DeploymentName "ASF-$RUNTIME.zip"
     }
 deploy:
 - provider: GitHub
   tag: $(appveyor_repo_tag_name)
-  release: ASF V$(appveyor_repo_tag_name)
+  release: ArchiSteamFarm V$(appveyor_repo_tag_name)
   description: '**NOTICE:** Pre-releases are experimental versions that often contain unpatched bugs, work-in-progress features or rewritten implementations. If you don''t consider yourself advanced user, please download **[latest stable release](https://github.com/JustArchi/ArchiSteamFarm/releases/latest)** instead. Pre-release versions are dedicated to users who know how to report bugs, deal with issues and give feedback - no technical support will be given. Check out ASF **[release cycle](https://github.com/JustArchi/ArchiSteamFarm/wiki/Release-cycle)** if you''d like to learn more.\n\n---\n\nThis is automated AppVeyor GitHub deployment, human-readable changelog should be available soon. In the meantime please refer to **[GitHub commits](https://github.com/JustArchi/ArchiSteamFarm/commits/$(appveyor_repo_tag_name))**.\n\n---\n\nASF is available for free. If you''re grateful for what we''re doing, please consider donating. Developing ASF requires massive amount of time and knowledge, especially when it comes to Steam (and its problems). Even 1$ is highly appreciated and shows that you care!\n\n [![Patreon support](https://img.shields.io/badge/Patreon-support-yellow.svg)](https://www.patreon.com/JustArchi) [![Paypal.me donate](https://img.shields.io/badge/Paypal.me-donate-yellow.svg)](https://www.paypal.me/JustArchi/1usd) [![Paypal donate](https://img.shields.io/badge/Paypal-donate-yellow.svg)](https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=HD2P2P3WGS5Y4) [![Bitcoin donate](https://img.shields.io/badge/Bitcoin-donate-yellow.svg)](https://blockchain.info/payment_request?address=1Archi6M1r5b41Rvn1SY2FfJAzsrEUT7aT) [![Steam donate](https://img.shields.io/badge/Steam-donate-yellow.svg)](https://steamcommunity.com/tradeoffer/new/?partner=46697991&token=0ix2Ruv_)'
   auth_token:
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tools/crowdin-cli/README.md

@@ -15,9 +15,9 @@ This tool is being used by ASF developers for synchronization of strings/transla
 
 ## Before you begin
 
-- Make sure that your ```crowdin_identity.yaml``` file exists - this is the file with login credentials that is not being committed to GitHub. If it doesn't exist yet (e.g. because you've just cloned the repo), create it from ```crowdin_identity_example.yaml``` and fill ```api_key``` that can be found **[here](http://l10n.asf.justarchi.net/project/archisteamfarm/settings#api)**.
+- Make sure that your `crowdin_identity.yaml` file exists - this is the file with login credentials that is not being committed to GitHub. If it doesn't exist yet (e.g. because you've just cloned the repo), create it from `crowdin_identity_example.yaml` and fill `api_key` that can be found **[here](http://l10n.asf.justarchi.net/project/archisteamfarm/settings#api)**.
 
-- Ensure that ```crowdin``` command is recognized by your OS.
+- Ensure that `crowdin` command is recognized by your OS.
 
 ---
 
@@ -25,14 +25,16 @@ This tool is being used by ASF developers for synchronization of strings/transla
 
 - Install **[Java JDK](http://www.oracle.com/technetwork/java/javase/downloads/index.html)**.
 - **[Set JAVA_HOME properly](https://confluence.atlassian.com/doc/setting-the-java_home-variable-in-windows-8895.html)**.
-- Launch ```setup_crowdin.bat``` as administrator.
+- Launch `setup_crowdin.bat` as administrator.
-- Open new ```cmd``` prompt and verify that ```crowdin help``` indeed works.
+- Open new `cmd` prompt and verify that `crowdin help` indeed works.
 
 ---
 
 ## Usage
 
-- ```archi_download.bat``` for downloading translations from Crowdin (typically last commit before release).
+- `archi_upload.bat` for pushing strings to Crowdin (when any `*Strings.resx` file gets modified).
 
-- ```archi_upload.bat``` for pushing strings to Crowdin (when any ```*Strings.resx``` file gets modified).
+- `archi_download.bat` for downloading translations from Crowdin (typically last commit before release).
+
+- `archi_sync.bat` for upload + download (tree sync).
 

tools/crowdin-cli/archi_sync.bat

@@ -0,0 +1,5 @@
+@echo off
+cd ..\\..
+call crowdin -b master --identity tools\\crowdin-cli\\crowdin_identity.yaml upload sources
+call crowdin -b master --identity tools\\crowdin-cli\\crowdin_identity.yaml download
+pause