using System;

#if MTOUCH || MMP || BUNDLER
using Xamarin.Bundler;
using Xamarin.Utils;
#endif

#if MTOUCH
using MonoTouch;
#endif

namespace Xamarin {
	static class SdkVersions {
		public const string Xcode = "@XCODE_VERSION@";
		public const string OSX = "@OSX_SDK_VERSION@";
		public const string iOS = "@IOS_SDK_VERSION@";
		public const string WatchOS = "@WATCHOS_SDK_VERSION@";
		public const string TVOS = "@TVOS_SDK_VERSION@";
		public const string MacCatalyst = "@MACCATALYST_SDK_VERSION@";

#if NET
		public const string MinOSX = "@DOTNET_MIN_OSX_SDK_VERSION@";
		public const string MiniOS = "@DOTNET_MIN_IOS_SDK_VERSION@";
		public const string MinWatchOS = "99.99"; // TODO not supported, many changes required to remove it
		public const string MinTVOS = "@DOTNET_MIN_TVOS_SDK_VERSION@";
		public const string MinMacCatalyst = "@DOTNET_MIN_MACCATALYST_SDK_VERSION@";
#else
		public const string MinOSX = "@MIN_OSX_SDK_VERSION@";
		public const string MiniOS = "@MIN_IOS_SDK_VERSION@";
		public const string MinWatchOS = "@MIN_WATCHOS_SDK_VERSION@";
		public const string MinTVOS = "@MIN_TVOS_SDK_VERSION@";
		public const string MinMacCatalyst = "@MIN_MACCATALYST_SDK_VERSION@";
#endif

		public const string MiniOSSimulator = "@MIN_IOS_SIMULATOR_VERSION@";
		public const string MinWatchOSSimulator = "@MIN_WATCHOS_SIMULATOR_VERSION@";
		public const string MinWatchOSCompanionSimulator = "@MIN_WATCHOS_COMPANION_SIMULATOR_VERSION@";
		public const string MinTVOSSimulator = "@MIN_TVOS_SIMULATOR_VERSION@";

		public const string MaxiOSSimulator = "@MAX_IOS_SIMULATOR_VERSION@";
		public const string MaxWatchOSSimulator = "@MAX_WATCH_SIMULATOR_VERSION@";
		public const string MaxWatchOSCompanionSimulator = "@MAX_IOS_SIMULATOR_VERSION@";
		public const string MaxTVOSSimulator = "@MAX_TVOS_SIMULATOR_VERSION@";

		public const string MaxiOSDeploymentTarget = "@MAX_IOS_DEPLOYMENT_TARGET@";
		public const string MaxWatchDeploymentTarget = "@MAX_WATCH_DEPLOYMENT_TARGET@";
		public const string MaxTVOSDeploymentTarget = "@MAX_TVOS_DEPLOYMENT_TARGET@";

		public static Version OSXVersion { get { return new Version (OSX); }}
		public static Version iOSVersion { get { return new Version (iOS); }}
		public static Version WatchOSVersion { get { return new Version (WatchOS); }}
		public static Version TVOSVersion { get { return new Version (TVOS); }}
		public static Version MacCatalystVersion { get { return new Version (MacCatalyst); }}

		public static Version iOSTargetVersion { get { return new Version (MaxiOSDeploymentTarget); }}
		public static Version WatchOSTargetVersion { get { return new Version (MaxWatchDeploymentTarget); }}
		public static Version TVOSTargetVersion { get { return new Version (MaxTVOSDeploymentTarget); }}

		public static Version MinOSXVersion { get { return new Version (MinOSX); }}
		public static Version MiniOSVersion { get { return new Version (MiniOS); }}
		public static Version MinWatchOSVersion { get { return new Version (MinWatchOS); }}
		public static Version MinTVOSVersion { get { return new Version (MinTVOS); }}
		public static Version MinMacCatalystVersion { get { return new Version (MinMacCatalyst); }}

		public static Version MiniOSSimulatorVersion { get { return new Version (MiniOSSimulator); }}
		public static Version MinWatchOSSimulatorVersion { get { return new Version (MinWatchOSSimulator); }}
		public static Version MinWatchOSCompanionSimulatorVersion { get { return new Version (MinWatchOSCompanionSimulator); }}
		public static Version MinTVOSSimulatorVersion { get { return new Version (MinTVOSSimulator); }}

		public static Version MaxiOSSimulatorVersion { get { return new Version (MaxiOSSimulator); }}
		public static Version MaxWatchOSSimulatorVersion { get { return new Version (MaxWatchOSSimulator); }}
		public static Version MaxWatchOSCompanionSimulatorVersion { get { return new Version (MaxWatchOSCompanionSimulator); }}
		public static Version MaxTVOSSimulatorVersion { get { return new Version (MaxTVOSSimulator); }}

		public static Version XcodeVersion { get { return new Version (Xcode); }}

#if MTOUCH || MMP || BUNDLER
		public static Version GetVersion (Application app)
		{
			switch (app.Platform) {
			case ApplePlatform.MacOSX: return OSXVersion;
			case ApplePlatform.iOS: return iOSVersion;
			case ApplePlatform.WatchOS: return WatchOSVersion;
			case ApplePlatform.TVOS: return TVOSVersion;
			case ApplePlatform.MacCatalyst: return MacCatalystVersion;
			default:
				throw ErrorHelper.CreateError (71, "Unknown platform: {0}. This usually indicates a bug in {1}; please file a bug report at https://github.com/xamarin/xamarin-macios/issues/new with a test case.", app.Platform, app.ProductName);
			}
		}

		public static Version GetTargetVersion (Application app)
		{
			switch (app.Platform) {
			case ApplePlatform.MacOSX: return OSXVersion;
			case ApplePlatform.iOS: return iOSTargetVersion;
			case ApplePlatform.WatchOS: return WatchOSTargetVersion;
			case ApplePlatform.TVOS: return TVOSTargetVersion;
			default:
				throw ErrorHelper.CreateError (71, "Unknown platform: {0}. This usually indicates a bug in {1}; please file a bug report at https://github.com/xamarin/xamarin-macios/issues/new with a test case.", app.Platform, app.ProductName);
			}
		}

		public static Version GetMinVersion (Application app)
		{
			switch (app.Platform) {
			case ApplePlatform.MacOSX: return MinOSXVersion;
			case ApplePlatform.iOS: return MiniOSVersion;
			case ApplePlatform.WatchOS: return MinWatchOSVersion;
			case ApplePlatform.TVOS: return MinTVOSVersion;
			case ApplePlatform.MacCatalyst: return MinMacCatalystVersion;
			default:
				throw ErrorHelper.CreateError (71, "Unknown platform: {0}. This usually indicates a bug in {1}; please file a bug report at https://github.com/xamarin/xamarin-macios/issues/new with a test case.", app.Platform, app.ProductName);
			}
		}
#endif
	}

	sealed class ProductConstants {
		public string Version;
		public string Revision;

#if BUNDLER
		public readonly static ProductConstants iOS = new ProductConstants {
			Version = "@IOS_NUGET_VERSION@",
			Revision = "@IOS_NUGET_REVISION@",
		};

		public readonly static ProductConstants tvOS = new ProductConstants {
			Version = "@TVOS_NUGET_VERSION@",
			Revision = "@TVOS_NUGET_REVISION@",
		};

		public readonly static ProductConstants watchOS = new ProductConstants {
			Version = "@WATCHOS_NUGET_VERSION@",
			Revision = "@WATCHOS_NUGET_REVISION@",
		};

		public readonly static ProductConstants macOS = new ProductConstants {
			Version = "@MACOS_NUGET_VERSION@",
			Revision = "@MACOS_NUGET_REVISION@",
		};
#else
		public readonly static ProductConstants iOS = new ProductConstants {
			Version = "@IOS_VERSION@",
			Revision = "@IOS_REVISION@",
		};

		public readonly static ProductConstants tvOS = new ProductConstants {
			Version = "@TVOS_VERSION@",
			Revision = "@TVOS_REVISION@",
		};

		public readonly static ProductConstants watchOS = new ProductConstants {
			Version = "@WATCHOS_VERSION@",
			Revision = "@WATCHOS_REVISION@",
		};

		public readonly static ProductConstants macOS = new ProductConstants {
			Version = "@MACOS_VERSION@",
			Revision = "@MACOS_REVISION@",
		};
#endif
	}
#if MMP
	static class MonoVersions {
		public static string MinimumMono = "@MIN_XM_MONO_VERSION@";
		public static Version MinimumMonoVersion { get { return new Version (MinimumMono); }}
	}
#endif
}