OldBlueWater/BlueWater/Assets/02.Scripts/AssaultMode/Boat.cs

using System.Collections;
using System.Collections.Generic;
using BlueWaterProject;
using UnityEngine;
using UnityEngine.AI;
using UnityEngine.Animations;

// ReSharper disable once CheckNamespace
namespace BlueWaterProject
{
    public class Boat : MonoBehaviour
    {
        private NavMeshAgent agent;
        private LineRenderer lineRenderer;
        private GameObject spot;    //도착지점 표시 이미지
        private Coroutine draw;     //경로 그리기 코루틴
    
        private Transform typeCard;
        public SpriteRenderer TypeCardSprite { get; private set; }
        private LookAtConstraint typeCardLookAtConstraint;
    
        public Vector3 Target { get; set; }
        public string CardIndex { get; set; }

    public delegate void LandedEventHandler(string cardIndex, AttackerType attackerType, Vector3 assignPos);
    public event LandedEventHandler OnLanded;

        private void Awake()
        {
            agent = GetComponent<NavMeshAgent>();
            lineRenderer = GetComponent<LineRenderer>();
            lineRenderer.startWidth = 0.1f;
            lineRenderer.endWidth = 0.1f;
            lineRenderer.material.color = Color.yellow;
            lineRenderer.enabled = false;
        
            spot = Instantiate(DataManager.Inst.mouseSpot);
            typeCard = transform.Find("TypeCard");
            TypeCardSprite = typeCard.GetComponent<SpriteRenderer>();
            typeCardLookAtConstraint = typeCard.GetComponent<LookAtConstraint>();
        }

        private void Start()
        {
            agent.SetDestination(Target);
            
            spot.gameObject.SetActive(true);
            spot.transform.position = Target;

            if (draw != null) StopCoroutine(draw);
            draw = StartCoroutine(DrawPath());

            typeCardLookAtConstraint.SetSources(new List<ConstraintSource>
            {
                new ConstraintSource
                {
                    sourceTransform = Camera.main.transform,
                    weight = 1
                }
            });
        }

        private void Update()
        {
            if (!(agent.remainingDistance < 0.1f && !agent.pathPending)) return;
            spot.gameObject.SetActive(false);
            
            lineRenderer.enabled = false;
            if (draw != null) StopCoroutine(draw);
            
        OnLanded?.Invoke(CardIndex, AttackerType.OFFENSE, Target);
        Destroy(gameObject);
    }

        private IEnumerator DrawPath()
        {
            lineRenderer.enabled = true;
            yield return null;
            while (true)
            {
                var count = agent.path.corners.Length;
                lineRenderer.positionCount = count;
                for (var i = 0; i < count; i++)
                {
                    lineRenderer.SetPosition(i, agent.path.corners[i] + new Vector3(0,1,0));
                }
                yield return null;
            }
        }
    }
}