using UnityEngine;
using UnityEngine.InputSystem;
using EerieVillage.Skills.Effectors;

namespace EerieVillage.Skills.Test
{
    /// <summary>
    /// PD 지시 (2026-05-13) 테스트용 — 키보드 1~5 키 영역 각 ActiveSkill 즉시 발사.
    /// 1: A02 화염부 (파이어볼·Projectile)
    /// 2: A04 뇌격부 (번개 충격·MeleeArea)
    /// 3: A05 학익진 (Fan Slash·MeleeArea)
    /// 4: 레이저 (Dragonfire Laser·MeleeArea)
    /// 5: A13 천둥발 (Lightningball·Projectile Piercing)
    /// </summary>
    [RequireComponent(typeof(PlayerSkillInventory))]
    public class TestSkillFireOn1to5 : MonoBehaviour
    {
        [Tooltip("키 1 (현재 A02 화염부)")]   public ActiveSkillData Skill1;
        [Tooltip("키 2 (현재 A04 뇌격부)")]   public ActiveSkillData Skill2;
        [Tooltip("키 3 (A05 학익진)")]         public ActiveSkillData Skill3;
        [Tooltip("키 4 (레이저)")]              public ActiveSkillData Skill4;
        [Tooltip("키 5 (A13 천둥발)")]         public ActiveSkillData Skill5;

        PlayerSkillInventory _inventory;
        ActiveSkillRuntime[] _runtimes = new ActiveSkillRuntime[5];

        readonly ProjectileSpawner    _projSpawner    = new ProjectileSpawner();
        readonly LightningStrikeSpawner _lightningSpawner = new LightningStrikeSpawner();
        readonly MeleeAreaSpawner     _meleeSpawner   = new MeleeAreaSpawner();
        readonly LaserSpawner         _laserSpawner   = new LaserSpawner();

        void Awake()
        {
            EnsureRuntimes();
        }

        // PD 지시 2026-05-13 — Awake 시점 Inspector reference 미정합 가능성 대비 lazy init.
        void EnsureRuntimes()
        {
            if (_inventory == null) _inventory = GetComponent<PlayerSkillInventory>();
            ActiveSkillData[] datas = { Skill1, Skill2, Skill3, Skill4, Skill5 };
            for (int i = 0; i < 5; i++)
            {
                if (_runtimes[i] != null) continue;
                if (datas[i] == null) continue;
                _runtimes[i] = new ActiveSkillRuntime(datas[i]);
                _runtimes[i].OnEquip(_inventory);
            }
        }

        void Update()
        {
            EnsureRuntimes();
            if (Keyboard.current == null) return;

            if (Keyboard.current.digit1Key.wasPressedThisFrame) Fire(0);
            else if (Keyboard.current.digit2Key.wasPressedThisFrame) Fire(1);
            else if (Keyboard.current.digit3Key.wasPressedThisFrame) Fire(2);
            else if (Keyboard.current.digit4Key.wasPressedThisFrame) Fire(3);
            else if (Keyboard.current.digit5Key.wasPressedThisFrame) Fire(4);
        }

        void Fire(int idx)
        {
            var rt = _runtimes[idx];
            if (rt == null || _inventory == null) return;
            var data = rt.ActiveData;

            // 카테고리 분기
            if (data.Category == ActiveCategory.Projectile)
            {
                _projSpawner.Trigger(rt, _inventory);
            }
            else if (data.Category == ActiveCategory.MeleeArea)
            {
                // 키 2 (A04 번개 충격) — LightningStrikeSpawner
                // 키 3 (A05 학익진) — MeleeAreaSpawner
                // 키 4 (레이저) — LaserSpawner
                if (idx == 1) _lightningSpawner.Trigger(rt, _inventory);
                else if (idx == 3) _laserSpawner.Trigger(rt, _inventory);
                else _meleeSpawner.Trigger(rt, _inventory);
            }
        }
    }
}