Added SpriteSequence documentation generation

.github/workflows/documentation.yml

@@ -93,6 +93,7 @@ jobs:
         run: |
           ./utility.sh all --docs "${GIT_TAG}" | python3 ./packaging/format-docs.py > "docs/api/playtest/traits.md"
           ./utility.sh all --weapon-docs "${GIT_TAG}" | python3 ./packaging/format-docs.py > "docs/api/playtest/weapons.md"
+          ./utility.sh all --sequence-docs "${GIT_TAG}" | python3 ./packaging/format-docs.py > "docs/api/playtest/sequences.md"
           ./utility.sh all --lua-docs "${GIT_TAG}" > "docs/api/playtest/lua.md"
 
       - name: Update docs.openra.net (Release)
@@ -102,6 +103,7 @@ jobs:
         run: |
           ./utility.sh all --docs "${GIT_TAG}" | python3 ./packaging/format-docs.py > "docs/api/release/traits.md"
           ./utility.sh all --weapon-docs "${GIT_TAG}" | python3 ./packaging/format-docs.py > "docs/api/release/weapons.md"
+          ./utility.sh all --sequence-docs "${GIT_TAG}" | python3 ./packaging/format-docs.py > "docs/api/release/sequences.md"
           ./utility.sh all --lua-docs "${GIT_TAG}" > "docs/api/release/lua.md"
 
       - name: Push docs.openra.net

OpenRA.Mods.Common/UtilityCommands/ExtractSequenceDocsCommand.cs

@@ -0,0 +1,98 @@
+#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 System.Linq;
+using System.Reflection;
+using Newtonsoft.Json;
+using OpenRA.Graphics;
+using OpenRA.Mods.Common.Graphics;
+using OpenRA.Primitives;
+
+namespace OpenRA.Mods.Common.UtilityCommands
+{
+	class ExtractSequenceDocsCommand : IUtilityCommand
+	{
+		string IUtilityCommand.Name => "--sequence-docs";
+
+		bool IUtilityCommand.ValidateArguments(string[] args)
+		{
+			return true;
+		}
+
+		[Desc("[VERSION]", "Generate sprite sequence documentation in JSON format.")]
+		void IUtilityCommand.Run(Utility utility, string[] args)
+		{
+			// HACK: The engine code assumes that Game.modData is set.
+			Game.ModData = utility.ModData;
+
+			var version = utility.ModData.Manifest.Metadata.Version;
+			if (args.Length > 1)
+				version = args[1];
+
+			var objectCreator = utility.ModData.ObjectCreator;
+			var spriteSequenceTypes = objectCreator.GetTypesImplementing<ISpriteSequence>().OrderBy(t => t.Namespace);
+
+			var json = GenerateJson(version, spriteSequenceTypes);
+			Console.WriteLine(json);
+		}
+
+		static string GenerateJson(string version, IEnumerable<Type> sequenceTypes)
+		{
+			var sequenceTypesInfo = sequenceTypes.Where(x => !x.ContainsGenericParameters && !x.IsAbstract)
+				.Where(x => x.Name != nameof(FileNotFoundSequence)) // NOTE: This is the simplest way to exclude FileNotFoundSequence, which shouldn't be added.
+				.Select(type => new
+				{
+					type.Namespace,
+					type.Name,
+					Description = string.Join(" ", type.GetCustomAttributes<DescAttribute>(false).SelectMany(d => d.Lines)),
+					InheritedTypes = type.BaseTypes()
+						.Select(y => y.Name)
+						.Where(y => y != type.Name && y != "Object"),
+					Properties = type.GetFields(BindingFlags.NonPublic | BindingFlags.Static)
+						.Where(fi => fi.FieldType.GetGenericTypeDefinition() == typeof(SpriteSequenceField<>))
+						.Select(fi =>
+						{
+							var description = string.Join(" ", fi.GetCustomAttributes<DescAttribute>(false)
+								.SelectMany(d => d.Lines));
+
+							var valueType = fi.FieldType.GetGenericArguments()[0];
+
+							var key = (string)fi.FieldType
+								.GetField(nameof(SpriteSequenceField<bool>.Key))?
+								.GetValue(fi.GetValue(null));
+
+							var defaultValue = fi.FieldType
+								.GetField(nameof(SpriteSequenceField<bool>.DefaultValue))?
+								.GetValue(fi.GetValue(null));
+
+							return new
+							{
+								PropertyName = key,
+								DefaultValue = defaultValue?.ToString(),
+								InternalType = Util.InternalTypeName(valueType),
+								UserFriendlyType = Util.FriendlyTypeName(valueType),
+								Description = description
+							};
+						})
+				});
+
+			var result = new
+			{
+				Version = version,
+				SpriteSequenceTypes = sequenceTypesInfo
+			};
+
+			return JsonConvert.SerializeObject(result);
+		}
+	}
+}

packaging/format-docs.py

@@ -39,8 +39,8 @@ def format_docs(version, collectionName, types):
         explanation = "all traits with their properties and their default values plus developer commentary"
     elif collectionName == "WeaponTypes":
         explanation = "a template for weapon definitions and the types it can use (warheads and projectiles) with default values and developer commentary"
-    elif collectionName == "SequenceTypes":
-        explanation = "all sequence types with their properties and their default values plus developer commentary"
+    elif collectionName == "SpriteSequenceTypes":
+        explanation = "all sprite sequence types with their properties and their default values plus developer commentary"
 
     print(f"This documentation is aimed at modders and has been automatically generated for version `{version}` of OpenRA. " +
 				"Please do not edit it directly, but instead add new `[Desc(\"String\")]` tags to the source code.\n")