using System;
using System.Xml;
using RobloxFiles.DataTypes;

namespace RobloxFiles.XmlFormat.PropertyTokens
{
    public class RectToken : IXmlPropertyToken
    {
        public string Token => "Rect2D";
        private static string[] Fields = new string[2] { "min", "max" };

        public bool ReadProperty(Property prop, XmlNode token)
        {
            try
            {
                Vector2[] read = new Vector2[Fields.Length];

                for (int i = 0; i < read.Length; i++)
                {
                    string field = Fields[i];
                    var fieldToken = token[field];
                    read[i] = Vector2Token.ReadVector2(fieldToken);
                }

                Vector2 min = read[0],
                        max = read[1];

                Rect rect = new Rect(min, max);
                prop.Type = PropertyType.Rect;
                prop.Value = rect;

                return true;
            }
            catch
            {
                return false;
            }
        }

        public void WriteProperty(Property prop, XmlDocument doc, XmlNode node)
        {
            Rect rect = prop.CastValue<Rect>();

            XmlElement min = doc.CreateElement("min");
            Vector2Token.WriteVector2(doc, min, rect.Min);
            node.AppendChild(min);

            XmlElement max = doc.CreateElement("max");
            Vector2Token.WriteVector2(doc, max, rect.Max);
            node.AppendChild(max);
        }
    }
}