#region Copyright & License Information
/*
 * Copyright 2007-2022 The OpenRA Developers (see AUTHORS)
 * This file is part of OpenRA, which is free software. It is made
 * available to you under the terms of the GNU General Public License
 * as published by the Free Software Foundation, either version 3 of
 * the License, or (at your option) any later version. For more
 * information, see COPYING.
 */
#endregion

using System;
using System.Collections.Generic;
using OpenRA.FileFormats;

namespace OpenRA.Mods.Common.Widgets.Logic
{
	public static class ReplayUtils
	{
		[TranslationReference]
		static readonly string IncompatibleReplayTitle = "incompatible-replay-title";

		[TranslationReference]
		static readonly string IncompatibleReplayPrompt = "incompatible-replay-prompt";

		[TranslationReference("version")]
		static readonly string UnknownVersion = "incompatible-replay-unknown-version";

		[TranslationReference("mod")]
		static readonly string UnknownMod = "incompatible-replay-unknown-mod";

		[TranslationReference("mod")]
		static readonly string UnvailableMod = "incompatible-replay-unavailable-mod";

		[TranslationReference("version")]
		static readonly string IncompatibleVersion = "incompatible-replay-incompatible-version";

		[TranslationReference("map")]
		static readonly string UnvailableMap = "incompatible-replay-unavailable-map";

		static readonly Action DoNothing = () => { };

		public static bool PromptConfirmReplayCompatibility(ReplayMetadata replayMeta, ModData modData, Action onCancel = null)
		{
			if (onCancel == null)
				onCancel = DoNothing;

			if (replayMeta == null)
			{
				ConfirmationDialogs.ButtonPrompt(modData, IncompatibleReplayTitle,
					IncompatibleReplayPrompt, onCancel: onCancel);

				return false;
			}

			var version = replayMeta.GameInfo.Version;
			if (version == null)
				return IncompatibleReplayDialog(UnknownVersion, Translation.Arguments("version", version), modData, onCancel);

			var mod = replayMeta.GameInfo.Mod;
			if (mod == null)
				return IncompatibleReplayDialog(UnknownMod, Translation.Arguments("mod", mod), modData, onCancel);

			if (!Game.Mods.ContainsKey(mod))
				return IncompatibleReplayDialog(UnvailableMod, Translation.Arguments("mod", mod), modData, onCancel);

			if (Game.Mods[mod].Metadata.Version != version)
				return IncompatibleReplayDialog(IncompatibleVersion, Translation.Arguments("version", version), modData, onCancel);

			if (replayMeta.GameInfo.MapPreview.Status != MapStatus.Available)
				return IncompatibleReplayDialog(UnvailableMap, Translation.Arguments("map", replayMeta.GameInfo.MapUid), modData, onCancel);

			return true;
		}

		static bool IncompatibleReplayDialog(string text, Dictionary<string, object> textArguments, ModData modData, Action onCancel)
		{
			ConfirmationDialogs.ButtonPrompt(modData, IncompatibleReplayTitle, text, textArguments: textArguments, onCancel: onCancel);
			return false;
		}
	}
}