using Newtonsoft.Json;
using XGame.Framework.Serialization;

namespace etoy
{
    /// <summary>
    /// 序列化用枚举对象
    /// 不能反序列化
    /// </summary>
    class SerializableEnum : ISerializable
    {
        public string fieldType;
        public string fieldName;
        public bool isRepeated;
        public string value;
        public MetadataStruct meta;
        void ISerializable.Deserialize(IReader reader)
        {
            throw new NotImplementedException();
        }

        void ISerializable.Serialize(IWriter writer)
        {
            if (isRepeated)
            {
                int[] enumIntVals = null;
                try
                {
                    enumIntVals = JsonConvert.DeserializeObject<int[]>(value);
                }
                catch (Exception ex)
                {
                    Console.WriteLine($"枚举数组转int[]失败 Type:{fieldType} Name:{fieldName} Value:{value} Message:{ex.Message}");
                }
                if (enumIntVals == null)
                {
                    var enumVals = JsonConvert.DeserializeObject<string[]>(value);
                    var count = enumVals?.Length ?? 0;
                    enumIntVals = new int[count];
                    for (int i = 0; i < count; i++)
                    {
                        if (!int.TryParse(enumVals[i], out var intVal))
                        { // 存的是枚举的名字
                            var field = meta.Fields.First(a => a.Name.Equals(enumVals[i], StringComparison.OrdinalIgnoreCase));
                            intVal = field?.EnumIntVal ?? 0;
                        }
                        enumIntVals[i] = intVal;
                    }
                }
                writer.Write(enumIntVals);
            }
            else
            {
                if (!int.TryParse(value, out var intVal))
                { // value存的是枚举的名字
                    var field = meta.Fields.First(a => a.Name.Equals(value, StringComparison.OrdinalIgnoreCase));
                    intVal = field?.EnumIntVal ?? 0;
                }
                writer.Write(intVal);
            }
        }
    }
}