using System.Collections.Generic;
using Continentis.MainGame;
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>
    /// 火球术：对指定目标造成主伤害并附加大量灼烧，对其余所有敌人造成溅射伤害并附加少量灼烧。
    /// targetList[0] 为主目标，其余为溅射目标（由卡牌数据目标配置决定）。
    /// </summary>
    public class FireBall : CardLogicBase
    {
        private const string DAMAGE_MAIN           = "Damage_Main";
        private const string DAMAGE_OTHERS         = "Damage_Others";
        private const string BURN_STACK_MAIN       = "Buff_Burn_Stack_Main";
        private const string BURN_STACK_OTHERS     = "Buff_Burn_Stack_Others";
        private const string DISPLAY_DAMAGE_MAIN   = "Display_Damage_Main";
        private const string DISPLAY_DAMAGE_OTHERS = "Display_Damage_Others";

        private AttackContext MainCtx => AttackContext.Default(card)
            .WithDamageKeywords("Fire")
            .WithBaseDamageAttribute(DAMAGE_MAIN);

        private AttackContext OthersCtx => AttackContext.Default(card)
            .WithDamageKeywords("Fire")
            .WithBaseDamageAttribute(DAMAGE_OTHERS);

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

        /// <summary>选中主目标时，更新主目标与溅射目标的伤害预览。</summary>
        public override void TargetingEffect(CharacterBase target)
        {
            card.SetAttribute(DISPLAY_DAMAGE_MAIN, GetTargetedFinalDamage(target, MainCtx));
            card.SetAttribute(DISPLAY_DAMAGE_OTHERS, GetNoTargetFinalDamage(OthersCtx));
        }

        /// <summary>取消选中时，以无目标模式刷新两套伤害预览。</summary>
        public override void UntargetingEffect()
        {
            card.SetAttribute(DISPLAY_DAMAGE_MAIN, GetNoTargetFinalDamage(MainCtx));
            card.SetAttribute(DISPLAY_DAMAGE_OTHERS, GetNoTargetFinalDamage(OthersCtx));
        }

        public override CommandGroup PlayEffect(List<CharacterBase> targetList)
        {
            CharacterBase mainTarget = targetList[0];

            return Cmd.Sequential(
                new Cmd_PlayAnimation(user.characterView, "Attack"),
                Cmd.Do(() =>
                {
                    // 主目标：主伤害 + 大量灼烧
                    AttackContext mainCtx = MainCtx;
                    AttackTarget(mainTarget, GetTargetedFinalDamage(mainTarget, mainCtx), mainCtx);
                    CreateCharacterBuff<Burn>(GetAttribute(BURN_STACK_MAIN)).Apply(mainTarget, user, this);

                    // 溅射目标：溅射伤害 + 少量灼烧
                    AttackContext othersCtx = OthersCtx;
                    for (int i = 1; i < targetList.Count; i++)
                    {
                        CharacterBase other = targetList[i];
                        AttackTarget(other, GetTargetedFinalDamage(other, othersCtx), othersCtx);
                        CreateCharacterBuff<Burn>(GetAttribute(BURN_STACK_OTHERS)).Apply(other, user, this);
                    }
                })
            );
        }

        public override void ApplyAttributeChangesByCard()
        {
            // 主伤害：奥术加成写入 Damage_Main
            LogicComponent<CardLogicComponent_Attack>().SetDamage_Magic(DAMAGE_MAIN);
            // 溅射伤害：魔法加成写入 Damage_Others（数值由卡牌数据配置）
            LogicComponent<CardLogicComponent_Attack>().SetDamage_Magic(DAMAGE_OTHERS);
        }
    }
}