using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.AI;
using KairoEngine.Utilities;
using Sirenix.OdinInspector;
using NodeCanvas.Framework;
using NodeCanvas.BehaviourTrees;
using KairoEngine.Core;
using KairoEngine.CharacterSystem;

namespace KairoEngine.CharacterSystem
{
    public enum CharacterType
    {
        Player,
        NPC
    }

    [HideMonoScript]
    public class SpawnerSingle : MonoBehaviour
    {
        
        [HideIf("@characterRandom != null")] public CharacterData characterData;
        [HideIf("@characterData != null")] public CharacterRandom characterRandom;
        [HorizontalGroup("id"), ShowIf("@characterRandom != null && characterData == null")] public string id;

        [HorizontalGroup("id", 90), Button("Randomize"), ShowIf("@characterRandom != null && characterData == null")] 
        public void RandomizeId() { id = KairoEngine.Core.Utilities.RandomString(12); }
        public CharacterType characterType = CharacterType.NPC;

        [ShowIf("@characterType == CharacterType.NPC")] public Transform waypoint;

        public float wait = 0.1f;
        private float timer = 0f;
        private bool done = false;

        void Update() 
        {
            if(!done)
            {
                timer += Time.deltaTime;
                if(timer > wait)
                {
                    CreateCharacter();
                    done = true;
                }
            }
            
        }

        private void CreateCharacter()
        {
            CharacterController character = null;
            // Spawn character from data
            if(characterData != null)
            {
                if(CharacterManager.nameIsRegistered($"{characterData.name}_{characterData.id}")) 
                { 
                    Debug.Log($"{characterData.name}_{characterData.id} has already been created.");
                    return;
                }
                character = CharacterGenerator.Create(characterData, transform.position, transform.rotation);
            }
            // Spawn random character
            else if (characterRandom != null)
            {
                CharacterData data = characterRandom.Generate(id);
                if(CharacterManager.nameIsRegistered($"{data.name}_{data.id}")) 
                {
                    Debug.Log($"{data.name}_{data.id} has already been created.");
                    return;
                }
                character = CharacterGenerator.Create(data, transform.position, transform.rotation);
            }
            // Set Character to follow waypoint
            if(character != null && waypoint != null && characterType == CharacterType.NPC)
            {
                Blackboard blackboard = character.GetComponent<Blackboard>();
                blackboard.SetVariableValue("currentWaypoint", waypoint);
                BehaviourTreeOwner behaviour = character.GetComponent<BehaviourTreeOwner>();
                behaviour.enabled = true;
                NavMeshAgent navMeshAgent = character.GetComponent<NavMeshAgent>();
                navMeshAgent.enabled = true;
            }
            if(characterType == CharacterType.Player)
            {
                 EventManager.broadcast.Trigger("PlayerCharacter-Instantiated", character);
            }
        }
    }
}