using MECF.Framework.Common.CommonData;
using Newtonsoft.Json;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace MECF.Framework.Common.RecipeCenter
{
    public class VpwRinseStep : NotifiableItem,IDataErrorInfo, INotifyPropertyChanged
    {
        #region 内部变量
        private int _durationSeconds;
        private int _rotationSpeed;
        private int _index;
        private int _step;
        #endregion

        #region 属性
        [JsonProperty]
        public int DurationSeconds { get { return _durationSeconds; } set { _durationSeconds = value; InvokePropertyChanged(nameof(DurationSeconds)); } }
        [JsonProperty]
        public int RotationSpeed { get { return _rotationSpeed; } set { _rotationSpeed = value; InvokePropertyChanged(nameof(RotationSpeed)); } }
        
        [JsonProperty]
        public int Index { get { return _index; } 
            set { _index = value;_step = _index + 1; InvokePropertyChanged(nameof(Index)); InvokePropertyChanged(nameof(Step)); } }

        [JsonProperty]
        public int Step { get { return _step; } set { _step = value; InvokePropertyChanged(nameof(Step)); } }
        #endregion

        // IDataErrorInfo 实现
        public string Error => null;
        public string this[string columnName]
        {
            get
            {
                switch (columnName)
                {
                    case nameof(DurationSeconds):
                        if (DurationSeconds <= 0 || DurationSeconds > 200)
                            return "Time must be between 0 and 200 seconds!";
                        break;

                    case nameof(RotationSpeed):
                        if (RotationSpeed <= 0 || RotationSpeed > 800)
                            return "Speed must be between 0 and 800 rpm!";
                        break;
                }
                return null;
            }
        }

        // INotifyPropertyChanged 实现
        public event PropertyChangedEventHandler PropertyChanged;
        protected void OnPropertyChanged(string name) =>
            PropertyChanged?.Invoke(this, new PropertyChangedEventArgs(name));
    }
}