74 lines
2.3 KiB
C#

using System;
using YamlDotNet.Core;
using YamlDotNet.Core.Events;
using YamlDotNet.Serialization;
namespace Syntriax.Engine.Core.Serialization;
public class BehaviourConverter : IEngineTypeYamlConverter
{
private const string SERIALIZED_SCALAR_NAME = "Properties";
public bool Accepts(Type type) => typeof(IBehaviour).IsAssignableFrom(type);
public object? ReadYaml(IParser parser, Type type, ObjectDeserializer rootDeserializer)
{
string id;
int priority;
IBehaviour behaviour;
IStateEnable stateEnable;
parser.Consume<MappingStart>();
if (parser.Consume<Scalar>().Value.CompareTo(nameof(IBehaviour.Id)) != 0)
throw new();
id = parser.Consume<Scalar>().Value;
if (parser.Consume<Scalar>().Value.CompareTo(nameof(IBehaviour.Priority)) != 0)
throw new();
priority = int.Parse(parser.Consume<Scalar>().Value);
if (parser.Consume<Scalar>().Value.CompareTo(SERIALIZED_SCALAR_NAME) != 0)
throw new();
SerializedClass instanceSerializedClass = (SerializedClass)rootDeserializer(typeof(SerializedClass))!;
behaviour = (IBehaviour)instanceSerializedClass.CreateInstance();
if (parser.Consume<Scalar>().Value.CompareTo(nameof(IBehaviour.StateEnable)) != 0)
throw new();
stateEnable = (IStateEnable)rootDeserializer(typeof(IStateEnable))!;
parser.Consume<MappingEnd>();
behaviour.Id = id;
behaviour.Priority = priority;
stateEnable.Assign(behaviour);
behaviour.Assign(stateEnable);
return behaviour;
}
public void WriteYaml(IEmitter emitter, object? value, Type type, ObjectSerializer serializer)
{
IBehaviour behaviour = (IBehaviour)value!;
emitter.Emit(new MappingStart());
emitter.Emit(new Scalar(nameof(IBehaviour.Id)));
emitter.Emit(new Scalar(behaviour.Id));
emitter.Emit(new Scalar(nameof(IBehaviour.Priority)));
emitter.Emit(new Scalar(behaviour.Priority.ToString()));
emitter.Emit(new Scalar(SERIALIZED_SCALAR_NAME));
serializer(new SerializedClass(behaviour));
emitter.Emit(new Scalar(nameof(IBehaviour.StateEnable)));
serializer(behaviour.StateEnable);
emitter.Emit(new MappingEnd());
}
}