using System;
using MalbersAnimations.Scriptables;
using UniRx;
using UnityEngine;

namespace AnimalSimulator.PaintMode.UI
{
    [Serializable]
    public class RangedSetting : IDisposable
    {
        [SerializeField] private FloatVar _value;
        [SerializeField] private float _min = 0.01f;
        [SerializeField] private float _max = 1.0f;
        public float Value => LerpValue(_value);
        public static implicit operator float(RangedSetting setting) =>
            setting.Value;

        private IDisposable _disposable;

        public void Construct(Action<float> onValueChanged)
        {
            _disposable = Observable
                .FromEvent<float>(
                    h => _value.OnValueChanged += h,
                    h => _value.OnValueChanged -= h)
                .Subscribe(value => onValueChanged(LerpValue(value)));
        }
        private float LerpValue(float value) =>
            Mathf.Lerp(_min, _max, value);
        public void Dispose() =>
            _disposable?.Dispose();
    }
}