From 1fe5cfff490fe8d2d207b9dadd67615d922c70df Mon Sep 17 00:00:00 2001
From: JustArchi <JustArchi@JustArchi.net>
Date: Tue, 28 Jun 2016 10:36:28 +0200
Subject: [PATCH] Fix broken Mono after #268

---
 ArchiSteamFarm.sln.DotSettings         |  2 +-
 ArchiSteamFarm/ArchiSteamFarm.csproj   |  2 +-
 ArchiSteamFarm/GlobalConfig.cs         |  2 +-
 ArchiSteamFarm/Program.cs              |  4 +-
 ArchiSteamFarm/{Mono.cs => Runtime.cs} | 53 +++++++++++++++++++++-----
 5 files changed, 48 insertions(+), 15 deletions(-)
 rename ArchiSteamFarm/{Mono.cs => Runtime.cs} (57%)

diff --git a/ArchiSteamFarm.sln.DotSettings b/ArchiSteamFarm.sln.DotSettings
index fd6581351..5a9b16887 100644
--- a/ArchiSteamFarm.sln.DotSettings
+++ b/ArchiSteamFarm.sln.DotSettings
@@ -20,7 +20,7 @@
 	<s:String x:Key="/Default/CodeStyle/Naming/CSharpNaming/Abbreviations/=WTF/@EntryIndexedValue">WTF</s:String>
 	<s:String x:Key="/Default/CodeStyle/Naming/CSharpNaming/Abbreviations/=XML/@EntryIndexedValue">XML</s:String>
 	<s:String x:Key="/Default/CodeStyle/Naming/CSharpNaming/PredefinedNamingRules/=PrivateInstanceFields/@EntryIndexedValue">&lt;Policy Inspect="True" Prefix="" Suffix="" Style="AaBb"&gt;&lt;ExtraRule Prefix="_" Suffix="" Style="AaBb" /&gt;&lt;ExtraRule Prefix="_" Suffix="" Style="aaBb" /&gt;&lt;/Policy&gt;</s:String>
-	<s:String x:Key="/Default/CodeStyle/Naming/CSharpNaming/PredefinedNamingRules/=PrivateStaticFields/@EntryIndexedValue">&lt;Policy Inspect="True" Prefix="" Suffix="" Style="AaBb"&gt;&lt;ExtraRule Prefix="_" Suffix="" Style="aaBb" /&gt;&lt;/Policy&gt;</s:String>
+	<s:String x:Key="/Default/CodeStyle/Naming/CSharpNaming/PredefinedNamingRules/=PrivateStaticFields/@EntryIndexedValue">&lt;Policy Inspect="True" Prefix="" Suffix="" Style="AaBb"&gt;&lt;ExtraRule Prefix="_" Suffix="" Style="AaBb" /&gt;&lt;ExtraRule Prefix="_" Suffix="" Style="aaBb" /&gt;&lt;/Policy&gt;</s:String>
 	<s:Boolean x:Key="/Default/Environment/SettingsMigration/IsMigratorApplied/=JetBrains_002EReSharper_002EPsi_002ECSharp_002ECodeStyle_002ESettingsUpgrade_002EAddAccessorOwnerDeclarationBracesMigration/@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></wpf:ResourceDictionary>
\ No newline at end of file
diff --git a/ArchiSteamFarm/ArchiSteamFarm.csproj b/ArchiSteamFarm/ArchiSteamFarm.csproj
index a631e4ba9..baa1891f7 100644
--- a/ArchiSteamFarm/ArchiSteamFarm.csproj
+++ b/ArchiSteamFarm/ArchiSteamFarm.csproj
@@ -117,7 +117,7 @@
     <Compile Include="JSON\Steam.cs" />
     <Compile Include="Logging.cs" />
     <Compile Include="MobileAuthenticator.cs" />
-    <Compile Include="Mono.cs" />
+    <Compile Include="Runtime.cs" />
     <Compile Include="ObsoleteSteamGuardAccount.cs" />
     <Compile Include="Program.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
diff --git a/ArchiSteamFarm/GlobalConfig.cs b/ArchiSteamFarm/GlobalConfig.cs
index 55ba9ec40..2ccb7ba74 100644
--- a/ArchiSteamFarm/GlobalConfig.cs
+++ b/ArchiSteamFarm/GlobalConfig.cs
@@ -165,7 +165,7 @@ namespace ArchiSteamFarm {
 				globalConfig.FarmingDelay = DefaultFarmingDelay;
 			}
 
-			if ((globalConfig.FarmingDelay > 5) && Mono.RequiresWorkaroundForBug41701()) {
+			if ((globalConfig.FarmingDelay > 5) && Runtime.RequiresWorkaroundForMonoBug41701()) {
 				Logging.LogGenericWarning("Your Mono runtime is affected by bug 41701, FarmingDelay of " + globalConfig.FarmingDelay + " is not possible - value of 5 will be used instead");
 				globalConfig.FarmingDelay = 5;
 			}
diff --git a/ArchiSteamFarm/Program.cs b/ArchiSteamFarm/Program.cs
index 00d0b05e2..214921895 100644
--- a/ArchiSteamFarm/Program.cs
+++ b/ArchiSteamFarm/Program.cs
@@ -277,7 +277,7 @@ namespace ArchiSteamFarm {
 				return null;
 			}
 
-			if (GlobalConfig.Headless || !Environment.UserInteractive) {
+			if (GlobalConfig.Headless || !Runtime.IsUserInteractive) {
 				Logging.LogGenericWarning("Received a request for user input, but process is running in headless mode!");
 				return null;
 			}
@@ -540,7 +540,7 @@ namespace ArchiSteamFarm {
 		}
 
 		private static void Main(string[] args) {
-			if (Environment.UserInteractive) {
+			if (Runtime.IsUserInteractive) {
 				// App
 				Init(args);
 
diff --git a/ArchiSteamFarm/Mono.cs b/ArchiSteamFarm/Runtime.cs
similarity index 57%
rename from ArchiSteamFarm/Mono.cs
rename to ArchiSteamFarm/Runtime.cs
index da46d4438..9846baa9f 100644
--- a/ArchiSteamFarm/Mono.cs
+++ b/ArchiSteamFarm/Runtime.cs
@@ -23,27 +23,60 @@
 */
 
 using System;
+using System.IO;
 using System.Reflection;
 
 namespace ArchiSteamFarm {
-	internal static class Mono {
-		internal static bool RequiresWorkaroundForBug41701() {
-			// https://bugzilla.xamarin.com/show_bug.cgi?id=41701
-			Version version = GetMonoVersion();
-			if (version == null) {
+	internal static class Runtime {
+		private static readonly Type MonoRuntime = Type.GetType("Mono.Runtime");
+		private static bool IsRunningOnMono => MonoRuntime != null;
+
+		private static bool? _IsUserInteractive;
+		internal static bool IsUserInteractive {
+			get {
+				if (_IsUserInteractive.HasValue) {
+					return _IsUserInteractive.Value;
+				}
+
+				if (Environment.UserInteractive) {
+					_IsUserInteractive = true;
+					return true;
+				}
+
+				// If it's non-Mono, we can trust the result
+				if (!IsRunningOnMono) {
+					_IsUserInteractive = false;
+					return false;
+				}
+
+				// Otherwise use workaround for Mono, as Environment.UserInteractive is always false
+				// Please close your eyes, there is really no better way for now
+				_IsUserInteractive = Console.In is StreamReader;
+				return _IsUserInteractive.Value;
+			}
+		}
+
+		internal static bool RequiresWorkaroundForMonoBug41701() {
+			// Mono only, https://bugzilla.xamarin.com/show_bug.cgi?id=41701
+			if (!IsRunningOnMono) {
 				return false;
 			}
 
-			return version >= new Version(4, 4);
+			Version monoVersion = GetMonoVersion();
+			if (monoVersion == null) {
+				return false;
+			}
+
+			return monoVersion >= new Version(4, 4);
 		}
 
 		private static Version GetMonoVersion() {
-			Type type = Type.GetType("Mono.Runtime");
-			if (type == null) {
-				return null; // OK, not Mono
+			if (MonoRuntime == null) {
+				Logging.LogNullError(nameof(MonoRuntime));
+				return null;
 			}
 
-			MethodInfo displayName = type.GetMethod("GetDisplayName", BindingFlags.NonPublic | BindingFlags.Static);
+			MethodInfo displayName = MonoRuntime.GetMethod("GetDisplayName", BindingFlags.NonPublic | BindingFlags.Static);
 			if (displayName == null) {
 				Logging.LogNullError(nameof(displayName));
 				return null;