/************************************************************************  
 * ClassName   :  JsonUtils     
 * Description :       
 * Author      :  Don    
 * CreateTime  :  2019/1/8 9:50:30  
************************************************************************
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************************************************************************
 * Copyright @ u-BIM Dev. 2018 . All rights reserved.  
************************************************************************/

using System;
using Autodesk.Revit.DB;
using Newtonsoft.Json;
using Newtonsoft.Json.Linq;

namespace GraphicsStudy.Json
{
    public class TransformConvert : Newtonsoft.Json.JsonConverter
    {
        public override void WriteJson(JsonWriter writer, object value, JsonSerializer serializer)
        {
            if (value == null)
            {
                writer.WriteNull();
            }
            else
            {
                JObject jObject = new JObject();

                jObject.Add("OriginX", (value as Transform).Origin.X);
                jObject.Add("OriginY", (value as Transform).Origin.Y);
                jObject.Add("OriginZ", (value as Transform).Origin.Z);

                jObject.Add("BasicXx", (value as Transform).BasisX.X);
                jObject.Add("BasicXy", (value as Transform).BasisX.Y);
                jObject.Add("BasicXz", (value as Transform).BasisX.Z);

                jObject.Add("BasicYx", (value as Transform).BasisY.X);
                jObject.Add("BasicYy", (value as Transform).BasisY.Y);
                jObject.Add("BasicYz", (value as Transform).BasisY.Z);

                jObject.Add("BasicZx", (value as Transform).BasisZ.X);
                jObject.Add("BasicZy", (value as Transform).BasisZ.Y);
                jObject.Add("BasicZz", (value as Transform).BasisZ.Z);

                writer.WriteValue(jObject.ToString());
            }
        }

        public override object ReadJson(JsonReader reader, Type objectType, object existingValue, JsonSerializer serializer)
        {
            var jObject = JObject.Parse(reader.Value as string);

            double ox = jObject.Value<double>("OriginX");
            double oy = jObject.Value<double>("OriginY");
            double oz = jObject.Value<double>("OriginZ");

            double xx = jObject.Value<double>("BasicXx");
            double xy = jObject.Value<double>("BasicXy");
            double xz = jObject.Value<double>("BasicXz");

            double yx = jObject.Value<double>("BasicYx");
            double yy = jObject.Value<double>("BasicYy");
            double yz = jObject.Value<double>("BasicYz");

            double zx = jObject.Value<double>("BasicZx");
            double zy = jObject.Value<double>("BasicZy");
            double zz = jObject.Value<double>("BasicZz");

            Transform transform = Transform.Identity;
            transform.Origin = new XYZ(ox, oy, oz);
            transform.BasisX = new XYZ(xx, xy, xz);
            transform.BasisY = new XYZ(yx, yy, yz);
            transform.BasisZ = new XYZ(zx, zy, zz);

            return transform;
        }

        public override bool CanConvert(Type objectType)
        {
            if (objectType == typeof(Transform))
            {
                return true;
            }

            return false;
        }
    }
}