95 lines
3.8 KiB
C#

using System;
using System.Collections.Generic;
using System.Linq;
using Syntriax.Engine.Core;
using Syntriax.Engine.Core.Serialization;
using YamlDotNet.Core;
using YamlDotNet.Core.Events;
using YamlDotNet.Serialization;
namespace Syntriax.Engine.Serializers.Yaml;
public class UniverseConverter : EngineTypeYamlSerializerBase<IUniverse>
{
public override IUniverse? Read(IParser parser, Type type, ObjectDeserializer rootDeserializer)
{
bool isTrackingController = ProgressionTracker.Progression.ApproximatelyEquals(0f);
ProgressionTracker.Set(isTrackingController ? 0.1f : ProgressionTracker.Progression, "Reading universe");
string id;
IUniverse universe;
IStateEnable stateEnable;
List<IUniverseObject> universeObjects;
parser.Consume<MappingStart>();
if (parser.Consume<Scalar>().Value.CompareTo(nameof(IUniverse.Id)) != 0)
throw new();
id = parser.Consume<Scalar>().Value;
if (parser.Consume<Scalar>().Value.CompareTo(SERIALIZED_SCALAR_NAME) != 0)
throw new();
SerializedClass instanceSerializedClass = (SerializedClass)rootDeserializer(typeof(SerializedClass))!;
ProgressionTracker.Set(isTrackingController ? .2f : ProgressionTracker.Progression, $"Creating {instanceSerializedClass.Type}");
universe = (IUniverse)instanceSerializedClass.CreateInstance(EntityRegistry);
if (parser.Consume<Scalar>().Value.CompareTo(nameof(IUniverse.StateEnable)) != 0)
throw new();
stateEnable = (IStateEnable)rootDeserializer(typeof(IStateEnable))!;
ProgressionTracker.Set(isTrackingController ? .5f : ProgressionTracker.Progression, $"Reading universe objects");
if (parser.Consume<Scalar>().Value.CompareTo(nameof(IUniverse.UniverseObjects)) != 0)
throw new();
universeObjects = (List<IUniverseObject>)rootDeserializer(typeof(List<IUniverseObject>))!;
parser.Consume<MappingEnd>();
universe.Id = id;
stateEnable.Assign(universe);
universe.Assign(stateEnable);
ProgressionTracker.Set(isTrackingController ? .9f : ProgressionTracker.Progression, "Registering universe objects");
for (int i = 0; i < universeObjects.Count; i++)
{
IUniverseObject uo = universeObjects[i];
ProgressionTracker.Set(isTrackingController ? .9f + .1f * ((float)i / universeObjects.Count) : ProgressionTracker.Progression, $"Registering {uo.Name}");
universe.Register(uo);
}
ProgressionTracker.Set(isTrackingController ? 1f : ProgressionTracker.Progression, $"Created {instanceSerializedClass.Type}");
return universe;
}
public override void WriteYaml(IEmitter emitter, object? value, Type type, ObjectSerializer serializer)
{
IUniverse universe = (IUniverse)value!;
bool isTrackingController = ProgressionTracker.Progression.ApproximatelyEquals(0f);
ProgressionTracker.Set(isTrackingController ? .25f : ProgressionTracker.Progression, $"Serializing universe");
IEnumerable<IUniverseObject> rootUniverseObjects = universe.UniverseObjects.Where(uo => uo.Parent is null);
emitter.Emit(new MappingStart());
emitter.Emit(new Scalar(nameof(IUniverse.Id)));
emitter.Emit(new Scalar(universe.Id));
emitter.Emit(new Scalar(SERIALIZED_SCALAR_NAME));
serializer(new SerializedClass(universe));
emitter.Emit(new Scalar(nameof(IUniverse.StateEnable)));
serializer(universe.StateEnable);
emitter.Emit(new Scalar(nameof(IUniverse.UniverseObjects)));
serializer(rootUniverseObjects);
ProgressionTracker.Set(isTrackingController ? 1f : ProgressionTracker.Progression, $"Serialized universe");
emitter.Emit(new MappingEnd());
}
}