using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using MoreMountains.Feedbacks;

namespace MoreMountains.FeedbacksForThirdParty
{
    /// <summary>
    /// This feedback allows you to control vignette intensity over time. 
    /// It requires you have in your scene an object with a PostProcessVolume 
    /// with Vignette active, and a MMVignetteShaker component.
    /// </summary>
    [AddComponentMenu("")]
    [FeedbackPath("PostProcess/Vignette")]
    [FeedbackHelp("This feedback allows you to control vignette intensity over time. " +
            "It requires you have in your scene an object with a PostProcessVolume " +
            "with Vignette active, and a MMVignetteShaker component.")]
    public class MMFeedbackVignette : MMFeedback
    {
        /// sets the inspector color for this feedback
        #if UNITY_EDITOR
        public override Color FeedbackColor { get { return MMFeedbacksInspectorColors.PostProcessColor; } }
        #endif

        [Header("Vignette")]
        /// the channel to emit on
        [Tooltip("the channel to emit on")]
        public int Channel = 0;
        /// the duration of the shake, in seconds
        [Tooltip("the duration of the shake, in seconds")]
        public float Duration = 0.2f;
        /// whether or not to reset shaker values after shake
        [Tooltip("whether or not to reset shaker values after shake")]
        public bool ResetShakerValuesAfterShake = true;
        /// whether or not to reset the target's values after shake
        [Tooltip("whether or not to reset the target's values after shake")]
        public bool ResetTargetValuesAfterShake = true;

        [Header("Intensity")]
        /// the curve to animate the intensity on
        [Tooltip("the curve to animate the intensity on")]
        public AnimationCurve Intensity = new AnimationCurve(new Keyframe(0, 0), new Keyframe(0.5f, 1), new Keyframe(1, 0));
        /// the value to remap the intensity's zero to
        [Tooltip("the value to remap the intensity's zero to")]
        [Range(0f, 1f)]
        public float RemapIntensityZero = 0f;
        /// the value to remap the intensity's one to
        [Tooltip("the value to remap the intensity's one to")]
        [Range(0f, 1f)]
        public float RemapIntensityOne = 1.0f;
        /// whether or not to add to the initial intensity
        [Tooltip("whether or not to add to the initial intensity")]
        public bool RelativeIntensity = false;
        
        /// the duration of this feedback is the duration of the shake
        public override float FeedbackDuration { get { return ApplyTimeMultiplier(Duration); }  set { Duration = value;  } }

        /// <summary>
        /// Triggers a vignette shake
        /// </summary>
        /// <param name="position"></param>
        /// <param name="feedbacksIntensity"></param>
        protected override void CustomPlayFeedback(Vector3 position, float feedbacksIntensity = 1.0f)
        {
            if (Active)
            {
                float intensityMultiplier = Timing.ConstantIntensity ? 1f : feedbacksIntensity;
                MMVignetteShakeEvent.Trigger(Intensity, FeedbackDuration, RemapIntensityZero, RemapIntensityOne, RelativeIntensity, intensityMultiplier, 
                    Channel, ResetShakerValuesAfterShake, ResetTargetValuesAfterShake, NormalPlayDirection, Timing.TimescaleMode);
            }
        }
    }
}