using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using Saltosion.OneWeapon.AI.Behaviours;
using Saltosion.OneWeapon.AI.Triggers;

namespace Saltosion.OneWeapon.Enemies {
    [RequireComponent(typeof(Enemy))]
    [RequireComponent(typeof(PlayerSighted))]
    [RequireComponent(typeof(Wander))]
    [RequireComponent(typeof(Follow))]
    [RequireComponent(typeof(MeleeAttackFollowed))]
    public class Crab : MonoBehaviour {
        public Animator Anim;

        private Enemy Enemy;
        private PlayerSighted FollowTrigger;
        private Wander WanderBehaviour;
        private Follow FollowBehaviour;
        private MeleeAttackFollowed MeleeBehaviour;

        private void Start() {
            Enemy = GetComponent<Enemy>();
            FollowTrigger = GetComponent<PlayerSighted>();
            WanderBehaviour = GetComponent<Wander>();
            FollowBehaviour = GetComponent<Follow>();
            MeleeBehaviour = GetComponent<MeleeAttackFollowed>();
        }

        private void Update() {
            Enemy.CurrentBehaviour = "";
            if (FollowTrigger.IsTriggered()) {
                FollowBehaviour.Target = FollowTrigger.Player.transform;
                if (MeleeBehaviour.TryExecute()) {
                    Enemy.CurrentBehaviour += "Melee:" + MeleeBehaviour.CurrentStatus + ", ";
                }
                if (FollowBehaviour.TryExecute()) {
                    Enemy.CurrentBehaviour += "Follow:" + FollowBehaviour.CurrentStatus;
                }
            } else if (WanderBehaviour.TryExecute()) {
                Enemy.CurrentBehaviour += "Wander:" + WanderBehaviour.CurrentStatus;
            }

            if (MeleeBehaviour.Attacking) {
                Anim.Play("Attack");
            } else {
                Anim.Play("Walk");
            }
            Anim.SetFloat("Speed", Enemy.Movement.SpeedPercentage);
        }
    }
}