using System;

namespace MECF.Framework.Common.Device.Bases
{
    /// <summary>
    /// 预设的信号灯塔元件动作。
    /// </summary>
    public class SignalTowerPartAction : IComparable
    {
        /// <summary>
        /// 信号灯塔元件动作构造函数。
        /// </summary>
        /// <param name="light">信号灯类型。</param>
        /// <param name="status">信号灯输出状态。</param>
        /// <param name="blinkPattern">闪烁模式。如果传入空值，则自动调用
        /// <see cref="STBlinkPattern.GetFastBlinkPattern()"/>以创建默认闪烁模式。</param>
        public SignalTowerPartAction(LightType light, TowerLightStatus status, STBlinkPattern blinkPattern = null)
        {
            Light = light;
            Status = status;
            
            if(blinkPattern != null)
                BlinkPattern = blinkPattern;
            else
                BlinkPattern = STBlinkPattern.GetFastBlinkPattern();
        }
        
        /// <summary>
        /// 返回信号灯实例。
        /// </summary>
        public LightType Light { get; }

        /// <summary>
        /// 设置或返回信号灯的输出状态。
        /// 支持的状态请参考<see cref="TowerLightStatus"/>枚举。
        /// </summary>
        public TowerLightStatus Status { get; set; }
        
        /// <summary>
        /// 设置或返回信号灯闪烁模式。
        /// </summary>
        public STBlinkPattern BlinkPattern { get; set; }

        #region Methods

        public bool DoAction(out string reason)
        {
            throw new NotImplementedException();
        }

        /// <inheritdoc />
        public int CompareTo(object obj)
        {
            if (obj is not SignalTowerPartAction target)
                return -1;

            return (BlinkPattern == target.BlinkPattern && Status == target.Status && Light == target.Light) ? 0 : -1;
        }
        
        #endregion

        
    }
}