using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace GraphicsStudy
{
    public class Instance
    {
        string id;
        double[] transform;
        double visible;
        int mesh;
        List<string> info;

        /// <summary>
        /// 构件的id
        /// </summary>
        public string Id { get => id; set => id = value; }
        /// <summary>
        /// 变换矩阵
        /// </summary>
        public double[] Transform { get => transform; set => transform = value; }
        /// <summary>
        /// 可见性
        /// </summary>
        public double Visible { get => visible; set => visible = value; }
        /// <summary>
        /// 对应网格数组中的序号
        /// </summary>
        public int Mesh { get => mesh; set => mesh = value; }
        /// <summary>
        /// 对应材质数组中的序号
        /// </summary>
        public List<string> Info { get => info; set => info = value; }

        public Instance()
        {
            
        }


        public string ToJson()
        {
            string result = null;
            result = string.Format
                (
                "\n \"id\":{0},"
                + "\n \"transform\":[{1}],"
                + "\n \"visible\":{2},"
                + "\n \"mesh\":{3},"
                + "\n \"info\":{{{4}\n}}",
                id,
                string.Join(",\n",transform.Select<double,string>(x=>x.ToString("f1"))),
                visible.ToString("f1"),
                mesh,
                string.Join(",\n", info)
                );

            return "\n{" + result + "\n}";
        }
    }
}