374 lines
24 KiB
C#
374 lines
24 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Diagnostics.CodeAnalysis;
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using System.Globalization;
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using System.IO;
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using System.Linq;
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using System.Text.Json;
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using System.Text.Json.Nodes;
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using Json.Schema;
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using Microsoft.CodeAnalysis;
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using Microsoft.CodeAnalysis.CSharp;
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using Microsoft.CodeAnalysis.CSharp.Syntax;
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using Questionable.Model.V1;
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using static Microsoft.CodeAnalysis.CSharp.SyntaxFactory;
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using static Questionable.QuestPathGenerator.RoslynShortcuts;
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namespace Questionable.QuestPathGenerator;
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/// <summary>
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/// A sample source generator that creates C# classes based on the text file (in this case, Domain Driven Design ubiquitous language registry).
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/// When using a simple text file as a baseline, we can create a non-incremental source generator.
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/// </summary>
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[Generator]
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[SuppressMessage("MicrosoftCodeAnalysisReleaseTracking", "RS2008")]
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public class QuestSourceGenerator : ISourceGenerator
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{
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private static readonly DiagnosticDescriptor InvalidJson = new("QSG0001",
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"Invalid JSON",
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"Invalid quest file {0}",
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nameof(QuestSourceGenerator),
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DiagnosticSeverity.Error,
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true);
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public void Initialize(GeneratorInitializationContext context)
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{
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// No initialization required for this generator.
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}
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public void Execute(GeneratorExecutionContext context)
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{
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List<(ushort, QuestRoot)> quests = [];
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// Find schema definition
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AdditionalText jsonSchemaFile =
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context.AdditionalFiles.Single(x => Path.GetFileName(x.Path) == "quest-v1.json");
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var questSchema = JsonSchema.FromText(jsonSchemaFile.GetText()!.ToString());
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// Go through all files marked as an Additional File in file properties.
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foreach (var additionalFile in context.AdditionalFiles)
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{
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if (additionalFile == null || additionalFile == jsonSchemaFile)
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continue;
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if (Path.GetExtension(additionalFile.Path) != ".json")
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continue;
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string name = Path.GetFileName(additionalFile.Path);
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if (!name.Contains('_'))
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continue;
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ushort id = ushort.Parse(name.Substring(0, name.IndexOf('_')));
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var text = additionalFile.GetText();
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if (text == null)
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continue;
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var questNode = JsonNode.Parse(text.ToString());
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var evaluationResult = questSchema.Evaluate(questNode, new EvaluationOptions()
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{
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Culture = CultureInfo.InvariantCulture,
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OutputFormat = OutputFormat.List
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});
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if (!evaluationResult.IsValid)
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{
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var error = Diagnostic.Create(InvalidJson,
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null,
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Path.GetFileName(additionalFile.Path));
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context.ReportDiagnostic(error);
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}
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var quest = questNode.Deserialize<QuestRoot>()!;
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quests.Add((id, quest));
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}
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if (quests.Count == 0)
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return;
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quests = quests.OrderBy(x => x.Item1).ToList();
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var code =
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CompilationUnit()
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.WithUsings(
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List(
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new[]
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{
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UsingDirective(
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IdentifierName("System")),
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UsingDirective(
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QualifiedName(
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IdentifierName("System"),
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IdentifierName("Numerics"))),
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UsingDirective(
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QualifiedName(
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IdentifierName("System"),
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IdentifierName("IO"))),
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UsingDirective(
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QualifiedName(
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QualifiedName(
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IdentifierName("System"), IdentifierName("Collections")),
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IdentifierName("Generic"))),
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UsingDirective(
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QualifiedName(
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QualifiedName(
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IdentifierName("Questionable"),
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IdentifierName("Model")),
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IdentifierName("V1")))
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}))
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.WithMembers(
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SingletonList<MemberDeclarationSyntax>(
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FileScopedNamespaceDeclaration(
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QualifiedName(
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IdentifierName("Questionable"),
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IdentifierName("QuestPaths")))
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.WithMembers(
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SingletonList<MemberDeclarationSyntax>(
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ClassDeclaration("AssemblyQuestLoader")
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.WithModifiers(
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TokenList(
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[
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Token(SyntaxKind.PartialKeyword)
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]))
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.WithMembers(
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SingletonList<MemberDeclarationSyntax>(
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FieldDeclaration(
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VariableDeclaration(
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GenericName(
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Identifier("IReadOnlyDictionary"))
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.WithTypeArgumentList(
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TypeArgumentList(
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SeparatedList<TypeSyntax>(
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new SyntaxNodeOrToken[]
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{
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PredefinedType(
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Token(SyntaxKind
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.UShortKeyword)),
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Token(SyntaxKind.CommaToken),
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IdentifierName("QuestRoot")
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}))))
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.WithVariables(
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SingletonSeparatedList(
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VariableDeclarator(
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Identifier("Quests"))
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.WithInitializer(
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EqualsValueClause(
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ObjectCreationExpression(
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GenericName(
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Identifier(
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"Dictionary"))
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.WithTypeArgumentList(
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TypeArgumentList(
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SeparatedList<
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TypeSyntax>(
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new
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SyntaxNodeOrToken
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[]
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{
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PredefinedType(
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Token(
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SyntaxKind
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.UShortKeyword)),
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Token(
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SyntaxKind
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.CommaToken),
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IdentifierName(
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"QuestRoot")
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}))))
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.WithArgumentList(
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ArgumentList())
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.WithInitializer(
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InitializerExpression(
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SyntaxKind
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.CollectionInitializerExpression,
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SeparatedList<
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ExpressionSyntax>(
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quests.SelectMany(x =>
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CreateQuestInitializer(
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x.Item1,
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x.Item2)
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.ToArray())))))))))
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.WithModifiers(
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TokenList(
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[
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Token(SyntaxKind.InternalKeyword),
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Token(SyntaxKind.StaticKeyword)
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]))))))))
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.NormalizeWhitespace();
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// Add the source code to the compilation.
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context.AddSource("AssemblyQuestLoader.g.cs", code.ToFullString());
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}
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private static IEnumerable<SyntaxNodeOrToken> CreateQuestInitializer(ushort questId, QuestRoot quest)
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{
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return new SyntaxNodeOrToken[]
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{
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InitializerExpression(
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SyntaxKind.ComplexElementInitializerExpression,
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SeparatedList<ExpressionSyntax>(
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new SyntaxNodeOrToken[]
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{
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LiteralExpression(
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SyntaxKind.NumericLiteralExpression,
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Literal(questId)),
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Token(SyntaxKind.CommaToken),
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ObjectCreationExpression(
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IdentifierName(nameof(QuestRoot)))
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.WithInitializer(
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InitializerExpression(
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SyntaxKind.ObjectInitializerExpression,
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SeparatedList<ExpressionSyntax>(
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SyntaxNodeList(
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Assignment(nameof(QuestRoot.Author), quest.Author, null)
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.AsSyntaxNodeOrToken(),
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AssignmentList(nameof(QuestRoot.Contributors), quest.Contributors)
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.AsSyntaxNodeOrToken(),
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Assignment(nameof(QuestRoot.Comment), quest.Comment, null)
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.AsSyntaxNodeOrToken(),
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AssignmentList(nameof(QuestRoot.TerritoryBlacklist),
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quest.TerritoryBlacklist).AsSyntaxNodeOrToken(),
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AssignmentExpression(
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SyntaxKind.SimpleAssignmentExpression,
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IdentifierName(nameof(QuestRoot.QuestSequence)),
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CreateQuestSequence(quest.QuestSequence))
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))))
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})),
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Token(SyntaxKind.CommaToken)
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};
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}
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private static ExpressionSyntax CreateQuestSequence(List<QuestSequence> sequences)
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{
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return CollectionExpression(
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SeparatedList<CollectionElementSyntax>(
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sequences.SelectMany(sequence => new SyntaxNodeOrToken[]
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{
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ExpressionElement(
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ObjectCreationExpression(
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IdentifierName(nameof(QuestSequence)))
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.WithInitializer(
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InitializerExpression(
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SyntaxKind.ObjectInitializerExpression,
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SeparatedList<ExpressionSyntax>(
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SyntaxNodeList(
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Assignment<int?>(nameof(QuestSequence.Sequence), sequence.Sequence, null)
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.AsSyntaxNodeOrToken(),
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Assignment(nameof(QuestSequence.Comment), sequence.Comment, null)
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.AsSyntaxNodeOrToken(),
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AssignmentExpression(
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SyntaxKind.SimpleAssignmentExpression,
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IdentifierName(nameof(QuestSequence.Steps)),
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CreateQuestSteps(sequence.Steps))))))),
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Token(SyntaxKind.CommaToken),
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}.ToArray())));
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}
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private static ExpressionSyntax CreateQuestSteps(List<QuestStep> steps)
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{
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QuestStep emptyStep = new();
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return CollectionExpression(
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SeparatedList<CollectionElementSyntax>(
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steps.SelectMany(step => new SyntaxNodeOrToken[]
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{
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ExpressionElement(
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ObjectCreationExpression(
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IdentifierName(nameof(QuestStep)))
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.WithArgumentList(
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ArgumentList(
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SeparatedList<ArgumentSyntax>(
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new SyntaxNodeOrToken[]
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{
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Argument(LiteralValue(step.InteractionType)),
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Token(SyntaxKind.CommaToken),
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Argument(LiteralValue(step.DataId)),
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Token(SyntaxKind.CommaToken),
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Argument(LiteralValue(step.Position)),
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Token(SyntaxKind.CommaToken),
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Argument(LiteralValue(step.TerritoryId))
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})))
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.WithInitializer(
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InitializerExpression(
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SyntaxKind.ObjectInitializerExpression,
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SeparatedList<ExpressionSyntax>(
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SyntaxNodeList(
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Assignment(nameof(QuestStep.StopDistance), step.StopDistance,
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emptyStep.StopDistance)
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.AsSyntaxNodeOrToken(),
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Assignment(nameof(QuestStep.NpcWaitDistance), step.NpcWaitDistance,
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emptyStep.NpcWaitDistance)
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.AsSyntaxNodeOrToken(),
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Assignment(nameof(QuestStep.TargetTerritoryId), step.TargetTerritoryId,
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emptyStep.TargetTerritoryId)
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.AsSyntaxNodeOrToken(),
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Assignment(nameof(QuestStep.DelaySecondsAtStart), step.DelaySecondsAtStart,
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emptyStep.DelaySecondsAtStart)
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.AsSyntaxNodeOrToken(),
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Assignment(nameof(QuestStep.Disabled), step.Disabled, emptyStep.Disabled)
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.AsSyntaxNodeOrToken(),
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Assignment(nameof(QuestStep.DisableNavmesh), step.DisableNavmesh,
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emptyStep.DisableNavmesh)
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.AsSyntaxNodeOrToken(),
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Assignment(nameof(QuestStep.Mount), step.Mount, emptyStep.Mount)
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.AsSyntaxNodeOrToken(),
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Assignment(nameof(QuestStep.Fly), step.Fly, emptyStep.Fly)
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.AsSyntaxNodeOrToken(),
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Assignment(nameof(QuestStep.Land), step.Land, emptyStep.Land)
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.AsSyntaxNodeOrToken(),
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Assignment(nameof(QuestStep.Sprint), step.Sprint, emptyStep.Sprint)
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.AsSyntaxNodeOrToken(),
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Assignment(nameof(QuestStep.IgnoreDistanceToObject), step.IgnoreDistanceToObject, emptyStep.IgnoreDistanceToObject)
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.AsSyntaxNodeOrToken(),
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Assignment(nameof(QuestStep.Comment), step.Comment, emptyStep.Comment)
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.AsSyntaxNodeOrToken(),
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Assignment(nameof(QuestStep.AetheryteShortcut), step.AetheryteShortcut,
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emptyStep.AetheryteShortcut)
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.AsSyntaxNodeOrToken(),
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Assignment(nameof(QuestStep.AethernetShortcut), step.AethernetShortcut,
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emptyStep.AethernetShortcut)
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.AsSyntaxNodeOrToken(),
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Assignment(nameof(QuestStep.AetherCurrentId), step.AetherCurrentId,
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emptyStep.AetherCurrentId)
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.AsSyntaxNodeOrToken(),
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Assignment(nameof(QuestStep.ItemId), step.ItemId, emptyStep.ItemId)
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.AsSyntaxNodeOrToken(),
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Assignment(nameof(QuestStep.GroundTarget), step.GroundTarget,
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emptyStep.GroundTarget)
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.AsSyntaxNodeOrToken(),
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Assignment(nameof(QuestStep.Emote), step.Emote, emptyStep.Emote)
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.AsSyntaxNodeOrToken(),
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Assignment(nameof(QuestStep.ChatMessage), step.ChatMessage,
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emptyStep.ChatMessage)
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.AsSyntaxNodeOrToken(),
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Assignment(nameof(QuestStep.Action), step.Action, emptyStep.Action)
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.AsSyntaxNodeOrToken(),
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Assignment(nameof(QuestStep.EnemySpawnType), step.EnemySpawnType,
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emptyStep.EnemySpawnType)
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.AsSyntaxNodeOrToken(),
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AssignmentList(nameof(QuestStep.KillEnemyDataIds), step.KillEnemyDataIds)
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.AsSyntaxNodeOrToken(),
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Assignment(nameof(QuestStep.JumpDestination), step.JumpDestination,
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emptyStep.JumpDestination)
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.AsSyntaxNodeOrToken(),
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Assignment(nameof(QuestStep.ContentFinderConditionId),
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step.ContentFinderConditionId, emptyStep.ContentFinderConditionId)
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.AsSyntaxNodeOrToken(),
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AssignmentList(nameof(QuestStep.SkipIf), step.SkipIf)
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.AsSyntaxNodeOrToken(),
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AssignmentList(nameof(QuestStep.CompletionQuestVariablesFlags),
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step.CompletionQuestVariablesFlags)
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.AsSyntaxNodeOrToken(),
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AssignmentList(nameof(QuestStep.DialogueChoices), step.DialogueChoices)
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.AsSyntaxNodeOrToken(),
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AssignmentList(nameof(QuestStep.PointMenuChoices), step.PointMenuChoices)
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.AsSyntaxNodeOrToken(),
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Assignment(nameof(QuestStep.PickupQuestId), step.PickupQuestId, emptyStep.PickupQuestId)
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.AsSyntaxNodeOrToken(),
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Assignment(nameof(QuestStep.TurnInQuestId), step.TurnInQuestId, emptyStep.TurnInQuestId)
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.AsSyntaxNodeOrToken(),
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Assignment(nameof(QuestStep.NextQuestId), step.NextQuestId, emptyStep.NextQuestId)
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.AsSyntaxNodeOrToken()))))),
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Token(SyntaxKind.CommaToken),
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}.ToArray())));
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}
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}
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