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

namespace Continentis.Mods.Basic.Cards
{
    /// <summary>
    /// 魔法飞弹：对单体敌人造成多段魔法伤害。
    /// </summary>
    public class ArcaneMissiles : CardLogicBase
    {
        private const string ATTACK_COUNT = "Attack_Count";

        private AttackContext MagicCtx => AttackContext.Default(card)
            .WithDamageKeywords(CardKeywords.Magic);

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

        /// <summary>选中目标时更新伤害预览。</summary>
        public override void TargetingEffect(CharacterBase target)
        {
            card.SetAttribute("Display_Damage", GetTargetedFinalDamage(target, MagicCtx));
        }

        /// <summary>取消选中时以无目标模式刷新预览。</summary>
        public override void UntargetingEffect()
        {
            card.SetAttribute("Display_Damage", GetNoTargetFinalDamage(MagicCtx));
        }

        public override CommandGroup PlayEffect(List<CharacterBase> targetList)
        {
            return ForEachTarget(targetList, target =>
            {
                CommandGroup perTargetGroup = Cmd.Sequential(
                    new Cmd_PlayAnimation(user.characterView, "Attack"));

                int attackCount = GetAttribute(ATTACK_COUNT);
                for (int i = 0; i < attackCount; i++)
                {
                    perTargetGroup.AddCommand(Cmd.After(0.4f, () =>
                    {
                        AttackContext ctx = MagicCtx;
                        AttackTarget(target, GetTargetedFinalDamage(target, ctx), ctx);
                    }));
                }

                return perTargetGroup;
            });
        }

        public override void ApplyAttributeChangesByCard()
        {
            LogicComponent<CardLogicComponent_Attack>().SetDamage_Magic();
        }
    }
}