using System.Collections.Generic;
using Continentis.MainGame.Card;
using Continentis.MainGame.Character;
using Continentis.MainGame.Commands;
using Continentis.Mods.Basic.Buffs;
using SLSUtilities.General;

namespace Continentis.Mods.Basic.Cards
{
    /// <summary>
    /// 不屈（Unyielding）：
    /// 骑士技能牌。获得指定量的格挡和 1 层坚守（Firm）Buff。
    /// 如果使用者本回合已被攻击过，格挡翻倍。
    /// </summary>
    public class Unyielding : CardLogicBase
    {
        // 卡牌数据中配置的格挡基础值属性键
        private const string BUFF_FIRM_COUNT = "Buff_Firm_Count";

        public override void SetUpLogicComponents()
        {
            AddLogicComponent<CardLogicComponent_Defense>();
        }

        // ── 伤害预览 ──────────────────────────────────────────────────────────

        public override void TargetingEffect(CharacterBase target)
        {
            // TargetingEffect 无目标意义（己方技能），复用 Untargeting 逻辑即可
            RefreshBlockPreview();
        }

        public override void UntargetingEffect()
        {
            RefreshBlockPreview();
        }

        // ── 出牌效果 ──────────────────────────────────────────────────────────

        public override CommandGroup PlayEffect(List<CharacterBase> targetList)
        {
            return SingleCommandGroup(
                new Cmd_PlayAnimation(user.characterView, "Skill"),
                Cmd.Do(() =>
                {
                    int baseBlock = GetAttribute("Block");
                    // 如果本回合已被攻击过，格挡翻倍
                    bool isCounterReaction = user.recordSubmodule.WasAttackedThisRound;
                    int finalBlock = isCounterReaction ? baseBlock * 2 : baseBlock;

                    user.AddBlock(finalBlock);

                    int firmStacks = GetAttribute(BUFF_FIRM_COUNT);
                    CreateCharacterBuff<Firm>(firmStacks).Apply(user, user, this);
                })
            );
        }

        public override void ApplyAttributeChangesByCard()
        {
            LogicComponent<CardLogicComponent_Defense>().SetBlock();
        }

        // ── 私有辅助 ──────────────────────────────────────────────────────────

        /// <summary>
        /// 根据当前是否被攻击过刷新格挡预览属性。
        /// </summary>
        private void RefreshBlockPreview()
        {
            int baseBlock = GetAttribute("Block");
            bool isCounterReaction = user != null && user.recordSubmodule.WasAttackedThisRound;
            card.SetAttribute("Display_Block", isCounterReaction ? baseBlock * 2 : baseBlock);
        }
    }
}