using UnityEngine;

namespace BrewMonster
{
    /// <summary>
    /// Animation test scene helpers for editor/bootstrap weapon iteration.
    /// 动画测试场景：编辑器 / Bootstrap 武器调试辅助。
    /// </summary>
    public abstract partial class CECPlayer
    {
        /// <summary>
        /// Attach weapon prefabs like <see cref="CECPlayer_Inventory.ShowEquipments"/> (hand hooks), and set <see cref="m_uAttackType"/> for <see cref="GetShowingWeaponType"/>.
        /// Omit both prefabs (or pass <see cref="DEFAULT_ACTION_TYPE"/>) to clear meshes and reset attack type.
        /// 与 ShowEquipments 相同挂点挂接武器，并设置 m_uAttackType 以驱动动作后缀。两预制体均为空则清除并还原默认攻击类型。
        /// </summary>
        public void AnimSceneAttachWeaponPrefabs(GameObject rightPrefab, GameObject leftPrefab, uint weaponActionType)
        {
            if (_currentRightHandWeapon != null)
            {
                Destroy(_currentRightHandWeapon);
                _currentRightHandWeapon = null;
            }

            if (_currentLeftHandWeapon != null)
            {
                Destroy(_currentLeftHandWeapon);
                _currentLeftHandWeapon = null;
            }

            bool anyAttached = false;

            if (rightPrefab != null)
            {
                GameObject hookGo = FindChildObjectRecursive(transform, _hh_right_hand_weapon);
                if (hookGo != null)
                {
                    GameObject weaponObject = Instantiate(rightPrefab);
                    weaponObject.transform.SetParent(hookGo.transform);
                    weaponObject.transform.localPosition = rightPrefab.transform.localPosition;
                    weaponObject.transform.localRotation = rightPrefab.transform.localRotation;
                    weaponObject.transform.localScale = Vector3.one;
                    weaponObject.SetActive(true);
                    _currentRightHandWeapon = weaponObject;
                    anyAttached = true;
                }
                else
                {
                    Debug.LogWarning(
                        "[AnimSceneBootstrap] AnimSceneAttachWeaponPrefabs: hook not found: " + _hh_right_hand_weapon);
                }
            }

            if (leftPrefab != null)
            {
                GameObject hookGo = FindChildObjectRecursive(transform, _hh_left_hand_weapon);
                if (hookGo != null)
                {
                    GameObject weaponObject = Instantiate(leftPrefab);
                    weaponObject.transform.SetParent(hookGo.transform);
                    weaponObject.transform.localPosition = leftPrefab.transform.localPosition;
                    weaponObject.transform.localRotation = leftPrefab.transform.localRotation;
                    weaponObject.transform.localScale = Vector3.one;
                    weaponObject.SetActive(true);
                    _currentLeftHandWeapon = weaponObject;
                    anyAttached = true;
                }
                else
                {
                    Debug.LogWarning(
                        "[AnimSceneBootstrap] AnimSceneAttachWeaponPrefabs: hook not found: " + _hh_left_hand_weapon);
                }
            }

            if (anyAttached)
            {
                m_uAttackType = weaponActionType;
                m_bWeaponAttached = true;
            }
            else
            {
                m_uAttackType = DEFAULT_ACTION_TYPE;
                AttachWeapon();
            }
        }

        /// <summary>
        /// <see cref="Awake"/> assigns <see cref="m_PlayerActions"/> = <see cref="_default_actions"/> before <see cref="InitStaticRes"/> fills the static table — rebind after bootstrap calls <c>InitStaticRes</c>.
        /// Mirrors <see cref="SetNewExtendStates"/> (state 111 → turning table).
        /// Awake 时静态动作表可能尚未构建；Bootstrap 在 InitStaticRes 之后调用本方法。逻辑与 SetNewExtendStates 一致（扩展状态 111 用旋转表）。
        /// </summary>
        public void AnimSceneRebindPlayerActions()
        {
            if (GetExtState(111) && _turning_actions != null)
            {
                m_PlayerActions = _turning_actions;
            }
            else
            {
                m_PlayerActions = _default_actions;
            }
        }

        /// <summary>
        /// Animation test scene: <c>elementdataman</c> may not register <c>DT_FASHION_WEAPON_CONFIG</c>, so <see cref="IsFashionWeaponTypeFit"/>
        /// can NRE on a null <c>action_mask</c> when <see cref="m_iFashionWeaponType"/> is in <c>[0, NUM_WEAPON_TYPE)</c>.
        /// Setting <c>-1</c> makes <see cref="GetShowingWeaponType"/> skip the fashion branch (early out in IsFashionWeaponTypeFit).
        /// 动画测试：元素表可能未注册时装武器配置；将时尚武器类型置为 -1 避免 IsFashionWeaponTypeFit 空引用。
        /// </summary>
        public void AnimSceneSanitizeFashionWeaponStateForElementDataCompat()
        {
            m_iFashionWeaponType = -1;
        }

        /// <summary>
        /// Inspector/debug: non-null string means <see cref="PlayAction"/> will no-op or return false before Animancer runs.
        /// 非空表示 PlayAction 会在播放前失败或直接被拒。
        /// </summary>
        public string AnimSceneTryExplainPlayActionFailure(int iAction)
        {
            if (iAction < 0 || iAction >= (int)PLAYER_ACTION_TYPE.ACT_MAX)
            {
                return $"Action index must be 0..{(int)PLAYER_ACTION_TYPE.ACT_MAX - 1}.";
            }

            if (m_pPlayerCECModel == null)
            {
                return "CECModel is null — wait for SetPlayerModel / Switch model to finish.";
            }

            if (m_PlayerActions == null)
            {
                return "m_PlayerActions is null — click Play again after bootstrap runs, or call AnimSceneRebindPlayerActions().";
            }

            if (m_PlayerActions[iAction].data.id == 0)
            {
                return $"No PLAYER_ACTION_INFO_CONFIG for index {iAction} (data.id==0). Check actions_player / element data for this action.";
            }

            if (m_pActionController == null)
            {
                return "m_pActionController is null — model setup did not call RecreateActionController (SetPlayerModel incomplete?).";
            }

            if (iAction >= (int)PLAYER_ACTION_TYPE.ACT_ATTACK_1 && iAction <= (int)PLAYER_ACTION_TYPE.ACT_ATTACK_4)
            {
                return "ACT_ATTACK_1..4 are blocked in PlayActionWithConfig — use skill/combat paths.";
            }

            return null;
        }
    }
}