Files
Pf2eDataScrapper/Pf2eViewer/EntityConventor.cs
T

115 lines
3.2 KiB
C#

using Microsoft.EntityFrameworkCore;
using Microsoft.Extensions.Logging;
using Newtonsoft.Json;
using Newtonsoft.Json.Linq;
using Pf2eModel;
using Pf2eModel.Model;
using Pf2eModel.Model.Base;
using Pf2eModel.Model.Structure;
using Processor = System.Func<Newtonsoft.Json.JsonWriter, object, Newtonsoft.Json.JsonSerializer, Pf2eModel.Model.Pf2eDbContext, Newtonsoft.Json.Linq.JObject>;
namespace Pf2eViewer;
internal class EntityConventor : JsonConverter
{
private Pf2eDbContext Context = new();
public override bool CanConvert(Type objectType)
{
return objectType == typeof(Entity) || objectType.IsAssignableTo(typeof(IEntity));
}
public override void WriteJson(JsonWriter writer, object? value, JsonSerializer serializer)
{
JToken token = JToken.FromObject(value!);
if (token.Type != JTokenType.Object)
{
token.WriteTo(writer);
return;
}
JObject obj = (JObject) token;
switch (value)
{
case Entity e:
obj = ProcessEntity(obj, e);
break;
}
obj.WriteTo(writer);
}
JObject ProcessEntity(JObject obj, Entity e)
{
var traitIds = e.Traits.Select(t => t.Id).ToList();
var traits = Context.Traits.Where(t => traitIds.Contains(t.Id)).Include(t => t.Entity).ToList();
foreach (var item in (JArray) obj.SelectToken("Traits"))
{
JObject o = (JObject) item;
int id = o.SelectToken("Id").ToObject<int>();
o.Add("Name", traits.FirstOrDefault(t => t.Id == id)!.Entity.Name);
}
obj.Remove("Description");
return obj;
}
private JArray GetFromSet<T>(DbSet<T> set, Func<T, bool> where) where T : Type
{
return new(set.Where(where).Select(JToken.FromObject).ToArray());
}
private JObject Process(JsonWriter writer, Entity e, JsonSerializer serializer)
{
JObject result = new();
// result.Add("Aliases", GetFromSet<EntityAlias>(context.EntityAliases, o => o.Entity == e));
result.Add("Sources", new JArray(e.Sources.Select(o => JToken.FromObject(o)).ToArray()));
result.Add("Keywords", new JArray(e.Keywords.Select(o => JToken.FromObject(o)).ToArray()));
result.Add("Externals", new JArray(e.Externals.Select(o => JToken.FromObject(o)).ToArray()));
result.Add("Traits", new JArray(e.Traits.Select(o => JToken.FromObject(o)).ToArray()));
return result;
}
public override bool CanRead => false;
public override object? ReadJson(JsonReader reader, Type objectType, object? existingValue, JsonSerializer serializer)
{
throw new NotImplementedException("Unnecessary because CanRead is false. The type will skip the converter.");
}
private abstract class Conventer<T>(JsonWriter writer, T value, JsonSerializer serializer, Pf2eDbContext context)
{
public JsonWriter Writer { get; } = writer;
public T Value { get; } = value;
public JsonSerializer Serializer { get; } = serializer;
public Pf2eDbContext Context { get; } = context;
public abstract JObject Process();
}
}