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wip: Serialization Test

This commit is contained in:
Syntriax 2024-02-12 10:48:56 +03:00
parent 0148afea52
commit 1df5eee59d
20 changed files with 103 additions and 604 deletions
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53
Engine.Serialization/BehaviourControllerYamlConverter.cs
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@ -1,53 +0,0 @@
using System;
using System.Collections.Generic;
using Engine.Serialization.DTOs;
using YamlDotNet.Core;
using YamlDotNet.Core.Events;
using YamlDotNet.Serialization;
namespace Engine.Serialization;
internal class BehaviourControllerYamlConverter : IYamlTypeConverter
{
public bool Accepts(Type type) => type == typeof(BehaviourControllerDTO);
public object ReadYaml(IParser parser, Type type)
{
if (parser.Current is not MappingStart)
throw new InvalidOperationException("Expected MappingStart");
parser.MoveNext();
var behaviourController = new BehaviourControllerDTO();
while (parser.Current != null && parser.Current is not MappingEnd)
{
var propertyName = ((Scalar)parser.Current).Value;
parser.MoveNext();
switch (propertyName)
{
case nameof(BehaviourControllerDTO.ClassType):
behaviourController.ClassType = ((Scalar)parser.Current).Value;
break;
case nameof(BehaviourControllerDTO.Behaviours):
behaviourController.Behaviours = (List<BehaviourDTO>)new BehaviourDTOListConverter().ReadYaml(parser, typeof(List<BehaviourDTO>));
break;
}
parser.MoveNext();
}
return behaviourController;
}
public void WriteYaml(IEmitter emitter, object? value, Type type)
{
var behaviourController = (BehaviourControllerDTO)(value ?? throw new Exception());
BehaviourDTOListConverter behaviourDTOListConverter = new();
emitter.Emit(new MappingStart());
emitter.Emit(new Scalar(nameof(BehaviourControllerDTO.ClassType)));
emitter.Emit(new Scalar(behaviourController.ClassType));
emitter.Emit(new Scalar(nameof(BehaviourControllerDTO.Behaviours)));
behaviourDTOListConverter.WriteYaml(emitter, behaviourController.Behaviours, typeof(List<BehaviourDTO>));
emitter.Emit(new MappingEnd());
}
}

41
Engine.Serialization/BehaviourDTOListConverter.cs
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using System;
using System.Collections.Generic;
using Engine.Serialization.DTOs;
using YamlDotNet.Core;
using YamlDotNet.Core.Events;
using YamlDotNet.Serialization;
namespace Engine.Serialization;
public class BehaviourDTOListConverter : IYamlTypeConverter
{
public bool Accepts(Type type)
{
return type == typeof(List<BehaviourDTO>);
}
public object ReadYaml(IParser parser, Type type)
{
var behaviours = new List<BehaviourDTO>();
if (parser.Current is SequenceStart)
{
parser.MoveNext();
while (parser.Current != null && !(parser.Current is SequenceEnd))
{
behaviours.Add((BehaviourDTO)new BehaviourYamlConverter().ReadYaml(parser, typeof(BehaviourDTO)));
parser.MoveNext();
}
}
return behaviours;
}
public void WriteYaml(IEmitter emitter, object? value, Type type)
{
var behaviours = (List<BehaviourDTO>)(value ?? throw new Exception());
emitter.Emit(new SequenceStart(null, null, false, SequenceStyle.Block));
foreach (var behaviour in behaviours)
new BehaviourYamlConverter().WriteYaml(emitter, behaviour, typeof(BehaviourDTO));
emitter.Emit(new SequenceEnd());
}
}

62
Engine.Serialization/BehaviourYamlConverter.cs
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@ -1,62 +0,0 @@
using System;
using Engine.Serialization.DTOs;
using YamlDotNet.Core;
using YamlDotNet.Core.Events;
using YamlDotNet.Serialization;
namespace Engine.Serialization;
internal class BehaviourYamlConverter : IYamlTypeConverter
{
public bool Accepts(Type type) => type == typeof(BehaviourDTO);
public object ReadYaml(IParser parser, Type type)
{
if (parser.Current is not MappingStart)
throw new InvalidOperationException("Expected MappingStart");
parser.MoveNext();
var behaviour = new BehaviourDTO();
while (parser.Current != null && parser.Current is not MappingEnd)
{
var propertyName = ((Scalar)parser.Current).Value;
parser.MoveNext();
switch (propertyName)
{
case nameof(BehaviourDTO.ClassType):
behaviour.ClassType = ((Scalar)parser.Current).Value;
break;
case nameof(BehaviourDTO.Priority):
behaviour.Priority = int.Parse(((Scalar)parser.Current).Value);
break;
case nameof(BehaviourDTO.StateEnable):
behaviour.StateEnable = (StateEnableDTO)(new StateEnableYamlConverter().ReadYaml(parser, typeof(StateEnableDTO)) ?? new Exception());
break;
}
parser.MoveNext();
}
return behaviour;
}
public void WriteYaml(IEmitter emitter, object? value, Type type)
{
var behaviour = (BehaviourDTO)(value ?? throw new Exception());
StateEnableYamlConverter stateEnableYamlConverter = new();
emitter.Emit(new MappingStart());
emitter.Emit(new Scalar(nameof(BehaviourDTO.ClassType)));
emitter.Emit(new Scalar(behaviour.ClassType.ToString()));
emitter.Emit(new Scalar(nameof(BehaviourDTO.Priority)));
emitter.Emit(new Scalar(behaviour.Priority.ToString()));
emitter.Emit(new Scalar(nameof(BehaviourDTO.StateEnable)));
stateEnableYamlConverter.WriteYaml(emitter, behaviour.StateEnable, typeof(StateEnableDTO));
emitter.Emit(new MappingEnd());
}
}

10
Engine.Serialization/DTOs/BehaviourControllerDTO.cs
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@ -1,8 +1,8 @@
using System.Collections.Generic; using System.Collections.Generic;
namespace Engine.Serialization.DTOs; namespace Engine.Serialization;
internal record struct BehaviourControllerDTO( public class BehaviourControllerDto : ClassInterchangeableDto
string ClassType, {
List<BehaviourDTO> Behaviours public Dictionary<string, object?> Behaviours { get; set; } = [];
); }

7
Engine.Serialization/DTOs/BehaviourDTO.cs
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namespace Engine.Serialization.DTOs;
internal record struct BehaviourDTO(
string ClassType,
int Priority,
StateEnableDTO StateEnable
);

6
Engine.Serialization/DTOs/ClassInterchangeableDto.cs Normal file
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@ -0,0 +1,6 @@
namespace Engine.Serialization;
public class ClassInterchangeableDto : EntityDto
{
public string ClassType { get; set; } = null!;
}

8
Engine.Serialization/DTOs/EntityDto.cs Normal file
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@ -0,0 +1,8 @@
using System.Collections.Generic;
namespace Engine.Serialization;
public class EntityDto
{
public Dictionary<string, object?> Fields { get; set; } = [];
}

8
Engine.Serialization/DTOs/GameManagerDTO.cs
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using System.Collections.Generic;
namespace Engine.Serialization.DTOs;
internal record struct GameManagerDTO(
string ClassType,
List<GameObjectDTO> GameObjects
);

18
Engine.Serialization/DTOs/GameObjectDTO.cs
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@ -1,10 +1,10 @@
namespace Engine.Serialization.DTOs; namespace Engine.Serialization;
internal record struct GameObjectDTO( public class GameObjectDto : ClassInterchangeableDto
string ClassType, {
string Id, string Id { get; set; } = null!;
string Name, string Name { get; set; } = null!;
TransformDTO Transform, TransformDto Transform { get; set; } = null!;
BehaviourControllerDTO BehaviourController, BehaviourControllerDto BehaviourController { get; set; } = null!;
StateEnableDTO StateEnable StateEnableDto StateEnable { get; set; } = null!;
); }

11
Engine.Serialization/DTOs/StateEnableDto.cs
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@ -1,6 +1,7 @@
namespace Engine.Serialization.DTOs; namespace Engine.Serialization;
internal record struct StateEnableDTO( public class StateEnableDto : ClassInterchangeableDto
string ClassType, {
bool Enabled public bool Enabled { get; set; } = false;
);
}

16
Engine.Serialization/DTOs/TransformDTO.cs
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@ -1,11 +1,11 @@
using Syntriax.Engine.Core; using Syntriax.Engine.Core;
namespace Engine.Serialization.DTOs; namespace Engine.Serialization;
internal record struct TransformDTO( public class TransformDto : ClassInterchangeableDto
string ClassType, {
string? ParentId, string? ParentId { get; set; } = null;
Vector2D Position, Vector2D Position { get; set; } = Vector2D.Zero;
Vector2D Scale, Vector2D Scale { get; set; } = Vector2D.Zero;
float Rotation float Rotation { get; set; } = 0f;
); }

53
Engine.Serialization/GameManagerYamlConverter.cs
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using System;
using System.Collections.Generic;
using Engine.Serialization.DTOs;
using YamlDotNet.Core;
using YamlDotNet.Core.Events;
using YamlDotNet.Serialization;
namespace Engine.Serialization;
internal class GameManagerYamlConverter : IYamlTypeConverter
{
public bool Accepts(Type type) => type == typeof(GameManagerDTO);
public object ReadYaml(IParser parser, Type type)
{
if (parser.Current is not MappingStart)
throw new InvalidOperationException("Expected MappingStart");
parser.MoveNext();
var gameManager = new GameManagerDTO();
while (parser.Current != null && parser.Current is not MappingEnd)
{
var propertyName = ((Scalar)parser.Current).Value;
parser.MoveNext();
switch (propertyName)
{
case nameof(GameManagerDTO.ClassType):
gameManager.ClassType = ((Scalar)parser.Current).Value;
break;
case nameof(GameManagerDTO.GameObjects):
gameManager.GameObjects = (List<GameObjectDTO>)new GameObjectDTOListConverter().ReadYaml(parser, typeof(List<GameObjectDTO>));
break;
}
parser.MoveNext();
}
return gameManager;
}
public void WriteYaml(IEmitter emitter, object? value, Type type)
{
var gameManager = (GameManagerDTO)(value ?? throw new Exception());
GameObjectDTOListConverter gameObjectDTOListConverter = new();
emitter.Emit(new MappingStart());
emitter.Emit(new Scalar(nameof(GameManagerDTO.ClassType)));
emitter.Emit(new Scalar(gameManager.ClassType));
emitter.Emit(new Scalar(nameof(GameManagerDTO.GameObjects)));
gameObjectDTOListConverter.WriteYaml(emitter, gameManager.GameObjects, typeof(List<GameObjectDTO>));
emitter.Emit(new MappingEnd());
}
}

41
Engine.Serialization/GameObjectDTOListConverter.cs
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using System;
using System.Collections.Generic;
using Engine.Serialization.DTOs;
using YamlDotNet.Core;
using YamlDotNet.Core.Events;
using YamlDotNet.Serialization;
namespace Engine.Serialization;
public class GameObjectDTOListConverter : IYamlTypeConverter
{
public bool Accepts(Type type)
{
return type == typeof(List<GameObjectDTO>);
}
public object ReadYaml(IParser parser, Type type)
{
var gameObjects = new List<GameObjectDTO>();
if (parser.Current is SequenceStart)
{
parser.MoveNext();
while (parser.Current != null && !(parser.Current is SequenceEnd))
{
gameObjects.Add((GameObjectDTO)new GameObjectYamlConverter().ReadYaml(parser, typeof(GameObjectDTO)));
parser.MoveNext();
}
}
return gameObjects;
}
public void WriteYaml(IEmitter emitter, object? value, Type type)
{
var gameObjects = (List<GameObjectDTO>)(value ?? throw new Exception());
emitter.Emit(new SequenceStart(null, null, false, SequenceStyle.Block));
foreach (var gameObject in gameObjects)
new GameObjectYamlConverter().WriteYaml(emitter, gameObject, typeof(BehaviourDTO));
emitter.Emit(new SequenceEnd());
}
}

74
Engine.Serialization/GameObjectYamlConverter.cs
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@ -1,74 +0,0 @@
using System;
using System.Collections.Generic;
using System.Linq;
using Engine.Serialization.DTOs;
using YamlDotNet.Core;
using YamlDotNet.Core.Events;
using YamlDotNet.Serialization;
namespace Engine.Serialization;
internal class GameObjectYamlConverter : IYamlTypeConverter
{
public bool Accepts(Type type) => type == typeof(GameObjectDTO);
public object ReadYaml(IParser parser, Type type)
{
if (parser.Current is not MappingStart)
throw new InvalidOperationException("Expected MappingStart");
parser.MoveNext();
var gameObject = new GameObjectDTO();
while (parser.Current != null && parser.Current is not MappingEnd)
{
var propertyName = ((Scalar)parser.Current).Value;
parser.MoveNext();
switch (propertyName)
{
case nameof(GameObjectDTO.Id):
gameObject.Id = ((Scalar)parser.Current).Value;
break;
case nameof(GameObjectDTO.Name):
gameObject.Name = ((Scalar)parser.Current).Value;
break;
case nameof(GameObjectDTO.Transform):
gameObject.Transform = (TransformDTO)(new TransformYamlConverter().ReadYaml(parser, typeof(TransformDTO)) ?? new Exception());
break;
case nameof(GameObjectDTO.StateEnable):
gameObject.StateEnable = (StateEnableDTO)(new StateEnableYamlConverter().ReadYaml(parser, typeof(StateEnableDTO)) ?? new Exception());
break;
case nameof(GameObjectDTO.BehaviourController):
gameObject.BehaviourController = (BehaviourControllerDTO)(new BehaviourControllerYamlConverter().ReadYaml(parser, typeof(BehaviourControllerDTO)) ?? new Exception());
break;
}
parser.MoveNext();
}
return gameObject;
}
public void WriteYaml(IEmitter emitter, object? value, Type type)
{
var gameObject = (GameObjectDTO)(value ?? throw new Exception());
TransformYamlConverter transformYamlConverter = new();
StateEnableYamlConverter stateEnableYamlConverter = new();
BehaviourControllerYamlConverter behaviourControllerYamlConverter = new();
emitter.Emit(new MappingStart());
emitter.Emit(new Scalar(nameof(GameObjectDTO.Id)));
emitter.Emit(new Scalar(gameObject.Id.ToString()));
emitter.Emit(new Scalar(nameof(GameObjectDTO.ClassType)));
emitter.Emit(new Scalar(gameObject.ClassType));
emitter.Emit(new Scalar(nameof(GameObjectDTO.Name)));
emitter.Emit(new Scalar(gameObject.Name.ToString()));
emitter.Emit(new Scalar(nameof(GameObjectDTO.Transform)));
transformYamlConverter.WriteYaml(emitter, gameObject.Transform, typeof(TransformDTO));
emitter.Emit(new Scalar(nameof(GameObjectDTO.StateEnable)));
stateEnableYamlConverter.WriteYaml(emitter, gameObject.StateEnable, typeof(StateEnableDTO));
emitter.Emit(new Scalar(nameof(GameObjectDTO.BehaviourController)));
behaviourControllerYamlConverter.WriteYaml(emitter, gameObject.BehaviourController, typeof(BehaviourControllerDTO));
emitter.Emit(new MappingEnd());
}
}

7
Engine.Serialization/ISerializer.cs
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namespace Engine.Serialization;
public interface ISerializer
{
public string Serialize<T>(T @object);
public T Deserialize<T>(string serializedString);
}

36
Engine.Serialization/InternalExtensions.cs
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using System.Collections.Generic;
using Engine.Serialization.DTOs;
using Syntriax.Engine.Core.Abstract;
namespace Engine.Serialization;
internal static class InternalExtensions
{
public static TransformDTO ToDTO(this ITransform transform)
=> new(transform.GetType().FullName ?? throw new System.Exception(), transform.Parent?.GameObject.Id, transform.Position, transform.Scale, transform.Rotation);
public static GameObjectDTO ToDTO(this IGameObject gameObject)
=> new(gameObject.GetType().FullName ?? throw new System.Exception(), gameObject.Id, gameObject.Name, gameObject.Transform.ToDTO(), gameObject.BehaviourController.ToDTO(), gameObject.StateEnable.ToDTO());
public static GameManagerDTO ToDTO(this IGameManager gameManager)
{
List<GameObjectDTO> dtos = [];
foreach (var gameObject in gameManager)
dtos.Add(gameObject.ToDTO());
return new(gameManager.GetType().FullName ?? throw new System.Exception(), dtos);
}
public static StateEnableDTO ToDTO(this IStateEnable stateEnable)
=> new(stateEnable.GetType().FullName ?? throw new System.Exception(), stateEnable.Enabled);
public static BehaviourControllerDTO ToDTO(this IBehaviourController behaviourController)
{
List<BehaviourDTO> dtos = [];
foreach (var behaviour in behaviourController)
dtos.Add(new(behaviour.GetType().FullName ?? throw new System.Exception(), behaviour.Priority, behaviour.StateEnable.ToDTO()));
return new(behaviourController.GetType().FullName ?? throw new System.Exception(), dtos);
}
public static BehaviourDTO ToDTO(this IBehaviour behaviour)
=> new(behaviour.GetType().FullName ?? throw new System.Exception(), behaviour.Priority, behaviour.StateEnable.ToDTO());
}

98
Engine.Serialization/Serialization.cs
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@ -1,61 +1,85 @@
using System; using System;
using System.Collections.Generic; using System.Collections.Generic;
using Engine.Serialization.DTOs; using System.IO;
using System.Linq;
using System.Reflection;
using Syntriax.Engine.Core; using Syntriax.Engine.Core;
using Syntriax.Engine.Core.Abstract; using Syntriax.Engine.Core.Abstract;
using Syntriax.Engine.Core.Factory; using Syntriax.Engine.Core.Factory;
using YamlDotNet.Serialization;
namespace Engine.Serialization; namespace Engine.Serialization;
public static class Serialization public static class Serialization
{ {
private static readonly ISerializer defaultSerializer = new YamlSerializer(); private static readonly ISerializer defaultSerializer = new SerializerBuilder().;
public static string SerializeGameObject(IGameObject gameObject) => Serialize(gameObject.ToDTO(), defaultSerializer); public static string Serialize(object @object)
public static T DeserializeGameObject<T>(string serializedString) where T : class, IGameObject
{ {
GameObjectDTO gameObjectDTO = Deserialize<GameObjectDTO>(serializedString, defaultSerializer); EntityDto dto = new();
return CreateGameObject<T>(gameObjectDTO); BindingFlags bindingFlags = BindingFlags.Public |
BindingFlags.NonPublic |
BindingFlags.Instance;
Type type = @object.GetType();
FieldInfo[] fieldInfos = type.GetFields(bindingFlags);
List<(string Name, object?)> list = fieldInfos.Where(f => f.FieldType.IsValueType || f.FieldType == typeof(string)).Select(f => (f.Name, f.GetValue(@object))).ToList();
return "";
} }
private static T CreateGameObject<T>(GameObjectDTO gameObjectDTO) where T : class, IGameObject // public static string SerializeGameObject(IGameObject gameObject) => Serialize(gameObject, defaultSerializer);
{ // public static T DeserializeGameObject<T>(StreamReader reader) where T : class, IGameObject
Type gameObjectType = (gameObjectDTO.ClassType is not null) ? TypeFactory.Get(gameObjectDTO.ClassType) : typeof(GameObject); // {
Type stateEnableType = (gameObjectDTO.StateEnable.ClassType is not null) ? TypeFactory.Get(gameObjectDTO.StateEnable.ClassType) : typeof(Transform); // Dictionary<string, object?> gameObjectDTO = Deserialize<Dictionary<string, object?>>(reader, defaultSerializer);
Type transformType = (gameObjectDTO.Transform.ClassType is not null) ? TypeFactory.Get(gameObjectDTO.Transform.ClassType) : typeof(Transform); // return CreateGameObject<T>(gameObjectDTO);
Type behaviourControllerType = (gameObjectDTO.BehaviourController.ClassType is not null) ? TypeFactory.Get(gameObjectDTO.BehaviourController.ClassType) : typeof(Transform); // }
ITransform transform = TypeFactory.Get<ITransform>(transformType); // private static T CreateGameObject<T>(Dictionary<string, object?> gameObject) where T : class, IGameObject
IStateEnable stateEnable = TypeFactory.Get<IStateEnable>(stateEnableType); // {
IBehaviourController behaviourController = TypeFactory.Get<IBehaviourController>(behaviourControllerType); // Type gameObjectType = gameObject.TryGetValue("ClassType", out var goType) ? TypeFactory.Get(goType?.ToString() ?? throw new Exception()) : typeof(GameObject);
T t = new GameObjectFactory().Instantiate<T>(transform, behaviourController, stateEnable, gameObjectType); // Type stateEnableType = gameObject.TryGetValue("StateEnable.ClassType", out var seType) ? TypeFactory.Get(seType?.ToString() ?? throw new Exception()) : typeof(Transform);
// Type transformType = gameObject.TryGetValue("Transform.ClassType", out var tType) ? TypeFactory.Get(tType?.ToString() ?? throw new Exception()) : typeof(Transform);
// Type behaviourControllerType = gameObject.TryGetValue("BehaviourController.ClassType", out var bcType) ? TypeFactory.Get(bcType?.ToString() ?? throw new Exception()) : typeof(Transform);
foreach (var behaviourDto in gameObjectDTO.BehaviourController.Behaviours) // ITransform transform = TypeFactory.Get<ITransform>(transformType);
{ // IStateEnable stateEnable = TypeFactory.Get<IStateEnable>(stateEnableType);
IBehaviour behaviour = TypeFactory.Get<IBehaviour>(behaviourDto.ClassType); // IBehaviourController behaviourController = TypeFactory.Get<IBehaviourController>(behaviourControllerType);
behaviourController.AddBehaviour(behaviour); // T t = new GameObjectFactory().Instantiate<T>(transform, behaviourController, stateEnable, gameObjectType);
}
return t; // Dictionary<string, object?>? behaviours = gameObject["BehaviourController"] as Dictionary<string, object?> ?? throw new Exception();
}
public static string SerializeGameManager(IGameManager gameManager) => Serialize(gameManager.ToDTO(), defaultSerializer); // foreach ((var key, var value) in behaviours)
public static T DeserializeGameManager<T>(string serializedString) where T : class, IGameManager // {
{ // Dictionary<string, object?> values = value as Dictionary<string, object?> ?? throw new Exception();
GameManagerDTO gameManagerDto = Deserialize<GameManagerDTO>(serializedString, defaultSerializer);
Type gameManagerType = (gameManagerDto.ClassType is not null) ? TypeFactory.Get(gameManagerDto.ClassType) : typeof(GameManager); // IBehaviour behaviour = TypeFactory.Get<IBehaviour>(values["ClassType"]);
T gameManager = TypeFactory.Get<T>(gameManagerType); // behaviourController.AddBehaviour(behaviour);
// }
foreach (var gameObjectDto in gameManagerDto.GameObjects) // return t;
gameManager.RegisterGameObject(CreateGameObject<IGameObject>(gameObjectDto)); // }
return gameManager; // public static string SerializeGameManager(IGameManager gameManager) => Serialize(gameManager, defaultSerializer);
} // public static T DeserializeGameManager<T>(StreamReader reader) where T : class, IGameManager
// {
// GameManagerDTO gameManagerDto = Deserialize<GameManagerDTO>(reader, defaultSerializer);
public static string Serialize<T>(T @object) => Serialize(@object, defaultSerializer); // Type gameManagerType = (gameManagerDto.ClassType is not null) ? TypeFactory.Get(gameManagerDto.ClassType) : typeof(GameManager);
public static string Serialize<T>(T @object, ISerializer serializer) => serializer.Serialize(@object); // T gameManager = TypeFactory.Get<T>(gameManagerType);
public static T Deserialize<T>(string serializedString) => Deserialize<T>(serializedString, defaultSerializer); // foreach (var gameObjectDto in gameManagerDto.GameObjects)
public static T Deserialize<T>(string serializedString, ISerializer serializer) => serializer.Deserialize<T>(serializedString); // gameManager.RegisterGameObject(CreateGameObject<IGameObject>(gameObjectDto));
// return gameManager;
// }
// public static string Serialize<T>(T @object) => Serialize(@object, defaultSerializer);
// public static string Serialize<T>(T @object, ISerializer serializer) => serializer.Serialize(@object);
// public static T Deserialize<T>(string serializedString) => Deserialize<T>(serializedString, defaultSerializer);
// public static T Deserialize<T>(string serializedString, ISerializer serializer) => serializer.Deserialize<T>(serializedString);
// public static T Deserialize<T>(StreamReader reader) => Deserialize<T>(reader, defaultSerializer);
// public static T Deserialize<T>(StreamReader reader, ISerializer serializer) => serializer.Deserialize<T>(reader);
} }

52
Engine.Serialization/StateEnableYamlConverter.cs
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@ -1,52 +0,0 @@
using System;
using System.Linq;
using Engine.Serialization.DTOs;
using YamlDotNet.Core;
using YamlDotNet.Core.Events;
using YamlDotNet.Serialization;
namespace Engine.Serialization;
internal class StateEnableYamlConverter : IYamlTypeConverter
{
public bool Accepts(Type type) => type == typeof(StateEnableDTO);
public object ReadYaml(IParser parser, Type type)
{
if (parser.Current is not MappingStart)
throw new InvalidOperationException("Expected MappingStart");
parser.MoveNext();
var stateEnable = new StateEnableDTO();
while (parser.Current != null && parser.Current is not MappingEnd)
{
var propertyName = ((Scalar)parser.Current).Value;
parser.MoveNext();
switch (propertyName)
{
case nameof(StateEnableDTO.ClassType):
stateEnable.ClassType = ((Scalar)parser.Current).Value;
break;
case nameof(StateEnableDTO.Enabled):
stateEnable.Enabled = bool.Parse(((Scalar)parser.Current).Value);
break;
}
parser.MoveNext();
}
return stateEnable;
}
public void WriteYaml(IEmitter emitter, object? value, Type type)
{
var stateEnable = (StateEnableDTO)(value ?? throw new Exception());
emitter.Emit(new MappingStart());
emitter.Emit(new Scalar(nameof(StateEnableDTO.ClassType)));
emitter.Emit(new Scalar(stateEnable.ClassType));
emitter.Emit(new Scalar(nameof(StateEnableDTO.Enabled)));
emitter.Emit(new Scalar(stateEnable.Enabled.ToString()));
emitter.Emit(new MappingEnd());
}
}

71
Engine.Serialization/TransformYamlConverter.cs
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@ -1,71 +0,0 @@
using System;
using System.Linq;
using Engine.Serialization.DTOs;
using Syntriax.Engine.Core;
using YamlDotNet.Core;
using YamlDotNet.Core.Events;
using YamlDotNet.Serialization;
namespace Engine.Serialization;
internal class TransformYamlConverter : IYamlTypeConverter
{
public bool Accepts(Type type) => type == typeof(TransformDTO);
public object ReadYaml(IParser parser, Type type)
{
if (parser.Current is not MappingStart)
throw new InvalidOperationException("Expected MappingStart");
parser.MoveNext();
var transform = new TransformDTO();
while (parser.Current != null && parser.Current is not MappingEnd)
{
var propertyName = ((Scalar)parser.Current).Value;
parser.MoveNext();
switch (propertyName)
{
case nameof(TransformDTO.ParentId):
transform.ParentId = new Vector2DYamlConverter().ReadYaml(parser, typeof(Vector2D))?.ToString();
break;
case nameof(TransformDTO.Position):
transform.Position = (Vector2D)(new Vector2DYamlConverter().ReadYaml(parser, typeof(Vector2D)) ?? new Exception());
break;
case nameof(TransformDTO.Scale):
transform.Scale = (Vector2D)(new Vector2DYamlConverter().ReadYaml(parser, typeof(Vector2D)) ?? new Exception());
break;
case nameof(TransformDTO.Rotation):
transform.Rotation = float.Parse(((Scalar)parser.Current).Value);
break;
}
parser.MoveNext();
}
return transform;
}
public void WriteYaml(IEmitter emitter, object? value, Type type)
{
var transform = (TransformDTO)(value ?? throw new Exception());
Vector2DYamlConverter vector2DYamlConverter = new();
emitter.Emit(new MappingStart());
if (transform.ParentId is not null)
{
emitter.Emit(new Scalar(nameof(TransformDTO.ParentId)));
emitter.Emit(new Scalar(transform.ParentId));
}
emitter.Emit(new Scalar(nameof(TransformDTO.ClassType)));
emitter.Emit(new Scalar(transform.ClassType));
emitter.Emit(new Scalar(nameof(TransformDTO.Position)));
vector2DYamlConverter.WriteYaml(emitter, transform.Position, typeof(Vector2D));
emitter.Emit(new Scalar(nameof(TransformDTO.Scale)));
vector2DYamlConverter.WriteYaml(emitter, transform.Scale, typeof(Vector2D));
emitter.Emit(new Scalar(nameof(TransformDTO.Rotation)));
emitter.Emit(new Scalar(transform.Rotation.ToString()));
emitter.Emit(new MappingEnd());
}
}

35
Engine.Serialization/YamlSerializer.cs
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@ -1,35 +0,0 @@
using YamlDotNet.Serialization;
using YamlDotNet.Serialization.NamingConventions;
namespace Engine.Serialization;
public class YamlSerializer : ISerializer
{
private readonly YamlDotNet.Serialization.ISerializer serializer = new SerializerBuilder()
.WithNamingConvention(CamelCaseNamingConvention.Instance)
.WithTypeConverter(new BehaviourYamlConverter())
.WithTypeConverter(new BehaviourControllerYamlConverter())
.WithTypeConverter(new BehaviourDTOListConverter())
.WithTypeConverter(new GameManagerYamlConverter())
.WithTypeConverter(new GameObjectYamlConverter())
.WithTypeConverter(new GameObjectDTOListConverter())
.WithTypeConverter(new StateEnableYamlConverter())
.WithTypeConverter(new TransformYamlConverter())
.WithTypeConverter(new Vector2DYamlConverter())
.Build();
private readonly YamlDotNet.Serialization.IDeserializer deserializer = new DeserializerBuilder()
.WithNamingConvention(UnderscoredNamingConvention.Instance)
.WithTypeConverter(new BehaviourYamlConverter())
.WithTypeConverter(new BehaviourControllerYamlConverter())
.WithTypeConverter(new BehaviourDTOListConverter())
.WithTypeConverter(new GameManagerYamlConverter())
.WithTypeConverter(new GameObjectYamlConverter())
.WithTypeConverter(new GameObjectDTOListConverter())
.WithTypeConverter(new StateEnableYamlConverter())
.WithTypeConverter(new TransformYamlConverter())
.WithTypeConverter(new Vector2DYamlConverter())
.Build();
public string Serialize<T>(T @object) => serializer.Serialize(@object);
public T Deserialize<T>(string serializedString) => deserializer.Deserialize<T>(serializedString);
}