using System;
using TriInspector;
using UnityEngine;

namespace Common.Timer.Runtime
{
    [DeclareBoxGroup("Debug")]
    [DeclareBoxGroup("Internal")]
    // TODO: Create a MonoTimerBase similar to TimerBaseSO instead
    public class MonoTimer : MonoBehaviour, ITimer
    {
        [Title("Settings")]
        [SerializeField]
        protected bool isActive;
        public virtual bool IsActive
        {
            get => isActive;
            protected set => isActive = value;
        }

        protected float currentTime;
        [Group("Internal"), ShowInInspector, DisableInEditMode]
        public virtual float CurrentTime
        {
            get
            {
                currentTime = Mathf.Max(currentTime, 0f);
                return currentTime;
            }
            set => currentTime = Mathf.Max(value, 0f);
        }
        [Group("Internal"), ShowInInspector, DisableInEditMode]
        public virtual float DeltaTime => Time.deltaTime;

        public event Action OnTick;
        public event Action OnActivate;
        public event Action OnDeactivate;
        public event Action OnTimeReset;

        protected virtual void Update()
        {
            Tick();
        }

        #region Public Methods

        public virtual void Tick()
        {
            if (!IsActive) return;

            CurrentTime += DeltaTime;
            InvokeOnTick();
        }

        public virtual void Activate(bool resetTime = false)
        {
            IsActive = true;
            InvokeOnActivate();
            if (resetTime) ResetTime();
        }

        public virtual void Deactivate()
        {
            IsActive = false;
            InvokeOnDeactivate();
        }

        public virtual void ResetTime()
        {
            CurrentTime = 0f;
            InvokeOnTimeReset();
        }
        
        public virtual void SetTime(float value)
        {
            CurrentTime = value;
        }

        #endregion

        #region Protected Methods

        protected virtual void InvokeOnTick() => OnTick?.Invoke();
        protected virtual void InvokeOnActivate() => OnActivate?.Invoke();
        protected virtual void InvokeOnDeactivate() => OnDeactivate?.Invoke();
        protected virtual void InvokeOnTimeReset() => OnTimeReset?.Invoke();

        #endregion

#if UNITY_EDITOR

        [Group("Debug"), Button("Activate"), HideInEditMode]
        private void Activate_Editor() => Activate(false);

        [Group("Debug"), Button("Activate (Reset Time)"), HideInEditMode]
        private void ActivateResetTime_Editor() => Activate(true);

        [Group("Debug"), Button("Deactivate"), HideInEditMode]
        private void Deactivate_Editor() => Deactivate();

        [Group("Debug"), Button("Tick"), HideInEditMode]
        private void Tick_Editor() => Tick();

        [Group("Debug"), Button("Reset Time"), HideInEditMode]
        private void ResetTime_Editor() => ResetTime();

#endif
    }
}