using Sirenix.OdinInspector;
using UnityEngine;

// ReSharper disable once CheckNamespace
namespace BlueWaterProject
{
    public class EnemyUnit : BaseUnit
    {
        #region Property and variable

        [PropertyOrder(-10)]
        public EnemyUnitStat enemyUnitStat;

        [SerializeField] private Vector3[] defensePos;
        private bool isClickedTypeAllButton;

        #endregion

        #region Unity built-in function

        private void OnDrawGizmosSelected()
        {
            if (Application.isPlaying || enemyUnitStat == null || enemyUnitStat.SailorCount <= 0) return;

            foreach (var item in enemyUnitStat.EnemyAiList)
            {
                var unitPos = item.transform.position;
                var ray = new Ray(unitPos + Vector3.up, Vector3.down);
                Gizmos.color = Physics.Raycast(ray, UnitManager.Inst.MaxGroundDistance, UnitManager.Inst.GroundLayer) ? Color.blue : Color.red;
                Gizmos.DrawRay(ray.origin, ray.direction * UnitManager.Inst.MaxGroundDistance);
            }
        }

        private void Awake()
        {
            defensePos = new Vector3[enemyUnitStat.EnemyAiList.Count];
        }

        #endregion

        #region Custom function
        
        [PropertyOrder(-9)]
        [HorizontalGroup("Split", 0.5f)]
        [GUIColor("GetCreateUnitButtonColor")]
        [EnableIf("@DataManager.Inst.GetEnemyUnitStatSoFromKey(enemyUnitStat.Idx) != null")]
        [Button("유닛 생성")]
        public void CreateUnit()
        {
            UnitManager.Inst.CreateEnemyUnitInEditor(this);
        }

        [PropertyOrder(-8)]
        [HorizontalGroup("Split", 0.5f)]
        [EnableIf("CanAssignUnit")]
        [Button("유닛 배치")]
        public void AssignUnit()
        {
            if (UnitManager.Inst.CanAssignUnit(this, transform.position))
            {
                UnitManager.Inst.AssignEnemyUnit(this, transform.position);
            }
        }
        
        private bool CanAssignUnit()
        {
            return !Application.isPlaying && UnitManager.Inst.CanAssignUnit(this, transform.position);
        }

        [PropertyOrder(-7)]
        [GUIColor(1, 0, 0)]
        [Button("유닛 초기화")]
        private void ResetUnit()
        {
            var tempUnitIdx = enemyUnitStat.Idx;
            UnitManager.Inst.DestroyDeployedUnits(this);
            
            enemyUnitStat = new EnemyUnitStat()
            {
                Idx = tempUnitIdx
            };
            isClickedTypeAllButton = false;
        }

        public void ResetDefensePos()
        {
            for (var i = 0; i < enemyUnitStat.EnemyAiList.Count; i++)
            {
                enemyUnitStat.EnemyAiList[i].SetDefensePos(defensePos[i], true);
            }
        }

        private Color GetCreateUnitButtonColor() => enemyUnitStat.EnemyAiList.Count > 0 ? Color.white : Color.green;
        private Color GetTypeAllButtonColor() => isClickedTypeAllButton ? Color.white : Color.green;
        private void OnTypeChanged() => isClickedTypeAllButton = false;
        public Vector3 GetDefensePos(int index) => defensePos[index];
        public void SetDefensePos(Vector3 pos, int index) => defensePos[index] = pos;

        #endregion
    }
}