mmorpg2d/Assets/LostNpc.cs

using System.Collections;
using System.Collections.Generic;
using Assets.HeroEditor4D.Common.Scripts.CharacterScripts;
using Assets.HeroEditor4D.Common.Scripts.Enums;
using UnityEngine;

public class LostNpc : MonoBehaviour
{
    //check if the quest is active on local player
    public Character4D character;
    [SerializeField] private bool _isQuestActive;
    public QuestScriptable[] questData;
    private playerNetwork player;

    [SerializeField] private float followSpeed = 2f;
    [SerializeField] private float stopDistance = 1f;
    [SerializeField] private float maxDistance = 15f;

    public bool _isFollowing;

    /// <summary>
    /// Start is called on the frame when a script is enabled just before
    /// any of the Update methods is called the first time.
    /// </summary>
    void Start()
    {
        character.AnimationManager.SetState(CharacterState.Dance);
    }

    void Update()
    {
        if (_isQuestActive)
        {
            FollowPlayer();
           
        }
        
        
        // if (player != null)
        // {
        //     isPlayerInRange = Vector3.Distance(transform.position, player.transform.position) < followRadius;

        // }
        // else
        // {
        //     isPlayerInRange = false;

        // }

        // if (player != null)
        // {
        //     FollowPlayer();
        // }
    }
    // check if the activequest is for finding the lost npc
    // if the player is close to the npc - the npc will start following the player
    // once the player go back to quest npc - the quest will be completed and npc will stop follow / destroy after few minutes 

    private void OnTriggerEnter2D(Collider2D other)
    {

        if (other.CompareTag("Player"))
        {
            if (other.transform == playerNetwork.localPlayerTransform)
            {
                player = playerNetwork.localPlayerTransform.GetComponent<playerNetwork>();

                //check if the quest match for finding lost npc 
                if (player.currentQuest == questData[0])
                {
                    _isQuestActive = true;
                    _isFollowing = true;
                    npcFinalCollider.isTrigger = true;
                    
                }

            }
        }

    }

    float endTimer = 5f;
    public void FollowPlayer()
    {
        
        float distance = Vector2.Distance(transform.position, player.transform.position);

        
        if (distance <= stopDistance || distance >= maxDistance)
        {
            character.AnimationManager.SetState(CharacterState.Idle);
            _isFollowing = false; // Stop following
            return;
        }

        if(player.currentQuest==null){
            if(endTimer > 0 ){
                endTimer -= Time.deltaTime;
            }else{
                Destroy(gameObject);
            }
            character.AnimationManager.SetState(CharacterState.Idle);
            _isFollowing = false; 
            return;

        }

        // Move 
        Vector2 direction = (player.transform.position - transform.position).normalized;
        transform.position = Vector2.MoveTowards(transform.position, player.transform.position, followSpeed * Time.deltaTime);

        // 
        if (direction.x > 0) character.SetDirection(Vector2.right);
        else if (direction.x < 0) character.SetDirection(Vector2.left);
        else if (direction.y > 0) character.SetDirection(Vector2.up);
        else if (direction.y < 0) character.SetDirection(Vector2.down);

        // 
        character.AnimationManager.SetState(CharacterState.Walk);
    }

    public void StopFollowing()
    {
        _isFollowing = false; 
        character.AnimationManager.SetState(CharacterState.Idle);
    }
    public BoxCollider2D npcFinalCollider;
    public void SetFinalQuestAction()
    {
        //enable npc is trigger 
        npcFinalCollider.isTrigger = true;
        //StopFollowing();
        //destroy npc after few minutes
        
    }
}