using UnityEngine;

namespace SLSUtilities.Feedback
{
    /// <summary>
    /// 后处理震动实例的运行时状态。
    /// 由 Shaker 维护，支持多个实例的叠加混合。
    /// </summary>
    public class ShakeInstanceBase
    {
        public FeedbackTimeSettings timeSettings;
        public IFeedbackTimeProvider timeProvider;
        public float timer;
        public float duration;

        public ShakeInstanceBase(FeedbackTimeSettings timeSettings, IFeedbackTimeProvider timeProvider, float duration)
        {
            this.timeSettings = timeSettings;
            this.timeProvider = timeProvider;
            this.duration = duration;
            timer = 0f;
        }

        public void Tick()
        {
            timer += timeProvider.GetDeltaTime(timeSettings);
        }

        /// <summary>
        /// 当前震动是否已结束。
        /// </summary>
        public bool IsFinished => timer >= duration;
    }
}