using Application.Domain.Entities;
using System.Collections.Generic;
using System.Text.Encodings.Web;
using System.Text.Json;
using System.Text.Unicode;

namespace System.ComponentModel.DataAnnotations
{
    public class IoTDataConfigAttribute : Attribute
    {
        public IoTDataConfigAttribute(IoTDataType propType= IoTDataType.Data, IoTValueType valueType= IoTValueType.String, string unit = null, string enumValues = null,bool hide=false)
        {
            this.PropType = propType;
            this.ValueType = valueType;
            this._enumValues = enumValues;
            this.Unit = unit;
            this.Hide = hide;
        }

        public IoTDataType PropType { get; private set; }

        public IoTValueType ValueType { get; private set; }

        private readonly string _enumValues;

        public string Unit { get; }
        public bool Hide { get; }

        public string GetEnumValues()
        {
            if (string.IsNullOrEmpty(this._enumValues))
            {
                return null;
            }
            var list = new Dictionary<string, string>();
            var values = _enumValues.Split(',');
            int i = 0;
            foreach (var item in values)
            {
                var value = item;
                if (item.Contains("="))
                {
                    var kv = item.Split('=');
                    i = Convert.ToInt32(kv[0]);
                    value = kv[1];
                }
                list.Add(i.ToString(), value);
                i++;
            }
            return JsonSerializer.Serialize(list, new JsonSerializerOptions
            {
                Encoder = JavaScriptEncoder.Create(UnicodeRanges.All)
            });
        }
    }
}