using SHADE;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace SHADE_Scripting.Gameplay.AIBehaviour.AIRework.States
{
    public class ChaseState :AIBaseState
    {

        float giveUpDuration = 10.0f;
        float giveUpTimer = 0.0f;
        

        public ChaseState(StateMachine machine): base(machine)
        {
            stateName = "Chase";
        }

        public override void OnEnter()
        {
            giveUpTimer = giveUpDuration;
        }

        public override void update()
        {
            Navigation nav = machine.GetComponent<Navigation>();
            AILineOfSight los = ai.GetScript<AILineOfSight>();
            if(los && nav)
            {
                Transform playerTransform = los.player.GetComponent<Transform>();
                if (los.withinSight)
                {
                    nav.MoveTo(playerTransform.GlobalPosition);
                }
                else
                {
                    nav.MoveTo(los.lastFoundPos);
                    giveUpTimer -= Time.DeltaTimeF;
                }
                if(los.lastFoundTimer>= 10.0f || giveUpTimer <= 0.0f)
                {
                    machine.SetState(typeof(TimeoutState));
                }

                RigidBody rigid = machine.GetComponent<RigidBody>();
                if(rigid)
                {
                    if (los.withinSight)
                        rigid.LinearVelocity = nav.GetForward() * ai.chaseSpeed;
                    else
                        rigid.LinearVelocity = nav.GetForward() * ai.patrolSpeed;
                }

                if(nav.ReachedTarget())
                {
                    giveUpTimer -= Time.DeltaTimeF;

                    ai.RotateToPlayer();


                }

            }

        }

        public override void fixedUpdate()
        {
            
        }


    }
}