54 lines
1.9 KiB
C#
54 lines
1.9 KiB
C#
using System;
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using System.Collections.Generic;
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using Engine.Serialization.DTOs;
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using YamlDotNet.Core;
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using YamlDotNet.Core.Events;
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using YamlDotNet.Serialization;
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namespace Engine.Serialization;
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internal class GameManagerYamlConverter : IYamlTypeConverter
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{
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public bool Accepts(Type type) => type == typeof(GameManagerDTO);
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public object ReadYaml(IParser parser, Type type)
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{
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if (parser.Current is not MappingStart)
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throw new InvalidOperationException("Expected MappingStart");
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parser.MoveNext();
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var gameManager = new GameManagerDTO();
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while (parser.Current != null && parser.Current is not MappingEnd)
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{
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var propertyName = ((Scalar)parser.Current).Value;
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parser.MoveNext();
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switch (propertyName)
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{
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case nameof(GameManagerDTO.ClassType):
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gameManager.ClassType = ((Scalar)parser.Current).Value;
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break;
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case nameof(GameManagerDTO.GameObjects):
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gameManager.GameObjects = (List<GameObjectDTO>)new GameObjectDTOListConverter().ReadYaml(parser, typeof(List<GameObjectDTO>));
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break;
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}
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parser.MoveNext();
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}
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return gameManager;
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}
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public void WriteYaml(IEmitter emitter, object? value, Type type)
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{
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var gameManager = (GameManagerDTO)(value ?? throw new Exception());
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GameObjectDTOListConverter gameObjectDTOListConverter = new();
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emitter.Emit(new MappingStart());
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emitter.Emit(new Scalar(nameof(GameManagerDTO.ClassType)));
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emitter.Emit(new Scalar(gameManager.ClassType));
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emitter.Emit(new Scalar(nameof(GameManagerDTO.GameObjects)));
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gameObjectDTOListConverter.WriteYaml(emitter, gameManager.GameObjects, typeof(List<GameObjectDTO>));
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emitter.Emit(new MappingEnd());
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}
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}
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