using System.Collections.Generic;

public class BattleDmg
{
    public long damage;
    public int attackType;

    public bool IsType(DamageType damageType)
    {
        return (attackType & (int)damageType) == (int)damageType;
    }
}


public class BattleDmgInfo
{

    public string battleFieldGuid { get; private set; }

    public BattleHurtParam battleHurtParam { get; private set; }
    public List<long> damageList { get { return battleHurtParam.damageList; } }
    public BattleObject hurtObj { get { return battleHurtParam.hurtObj; } }

    public BattleObject casterObj { get { return battleHurtParam.casterObj; } }

    public HB427_tagSCUseSkill.tagSCUseSkillHurt hurt { get { return battleHurtParam.hurt; } }

    public SkillConfig skillConfig { get { return battleHurtParam.skillConfig; } }

    //  是否被格挡了
    public bool isBlocked = false;

    public bool isLastHit = false;

    public List<BattleDmg> targetDamageList = new List<BattleDmg>();

    public List<BattleDmg> casterDamageList = new List<BattleDmg>();

    public BattleDmgInfo(string battleFieldGuid, BattleHurtParam battleHurtParam)
    {
        this.battleFieldGuid = battleFieldGuid;
        this.battleHurtParam = battleHurtParam;
        this.isLastHit = battleHurtParam.hitIndex >= battleHurtParam.skillConfig.DamageDivide.Length - 1;
        HandleDamageType();
        HandleAttackTypeAndDamage();
    }

    private void HandleDamageType()
    {
        int attackTypes = 0;
        foreach (ServerDamageType serverDamageType in System.Enum.GetValues(typeof(ServerDamageType)))
        {
            int nsdt = (int)serverDamageType;
            if ((hurt.AttackTypes & nsdt) == nsdt)
            {
                attackTypes += nsdt;
            }
        }
        hurt.AttackTypes = (uint)attackTypes;
    }

    private void HandleAttackTypeAndDamage()
    {
        isBlocked = HaveBlockDamage();
        int rawAttackType = (int)hurt.AttackTypes;
        float blockRatio = GeneralDefine.blockRatio; // 格挡减伤率

        // 处理每一段伤害及其对应的反伤和吸血
        for (int i = 0; i < damageList.Count; i++)
        {
            long actualDamage = damageList[i];

            // ============ 1. 先处理当前段对应的反伤 ============
            if (battleHurtParam.reflectHpList != null && i < battleHurtParam.reflectHpList.Count)
            {
                long reflectHp = battleHurtParam.reflectHpList[i];
                if (reflectHp > 0)
                {
                    casterDamageList.Add(new BattleDmg 
                    { 
                        damage = reflectHp, 
                        attackType = (int)DamageType.Reflect 
                    });
                }
            }

            // ============ 2. 然后处理当前段对应的吸血 ============
            if (battleHurtParam.suckHpList != null && i < battleHurtParam.suckHpList.Count)
            {
                long suckHp = battleHurtParam.suckHpList[i];
                if (suckHp > 0)
                {
                    casterDamageList.Add(new BattleDmg 
                    { 
                        damage = suckHp, 
                        attackType = (int)DamageType.SuckHP 
                    });
                }
            }

            // ============ 3. 最后处理主要伤害 ============
            // 格挡处理
            if (isBlocked)
            {
                // 去掉格挡类型
                int attackType = rawAttackType & (~(int)DamageType.Block);

                // 计算格挡伤害
                long totalDamage = (long)(actualDamage / (1 - blockRatio));
                long blockDmg = totalDamage - actualDamage;
                targetDamageList.Add(new BattleDmg { damage = blockDmg, attackType = (int)DamageType.Block });

                // 真实伤害特殊处理
                if (IsRealdamage())
                {
                    int showAttackType = (int)DamageType.Realdamage + (IsCrit() ? (int)DamageType.Crit : 0);
                    targetDamageList.Add(new BattleDmg { damage = actualDamage, attackType = showAttackType });
                }
                else
                {
                    // 普通伤害/治疗处理
                    if (DamageNumConfig.Get(attackType) == null)
                    {
                        UnityEngine.Debug.LogError($"服务器给的伤害类型不对，强制转换为普通伤害/治疗, attackType: {attackType}");
                        if ((attackType & (int)DamageType.Damage) != 0)
                            attackType = (int)DamageType.Damage;
                        else if ((attackType & (int)DamageType.Recovery) != 0)
                            attackType = (int)DamageType.Recovery;
                        else
                            UnityEngine.Debug.LogError($"强制转换失败，该类型不是治疗也不是伤害 {attackType}");
                    }
                    targetDamageList.Add(new BattleDmg { damage = actualDamage, attackType = attackType });
                }
            }
            else
            {
                int attackType = rawAttackType;

                // 真实伤害特殊处理
                if (IsRealdamage())
                {
                    int showAttackType = (int)DamageType.Realdamage + (IsCrit() ? (int)DamageType.Crit : 0);
                    targetDamageList.Add(new BattleDmg { damage = actualDamage, attackType = showAttackType });
                }
                else
                {
                    // 普通伤害/治疗处理
                    if (DamageNumConfig.Get(attackType) == null)
                    {
                        UnityEngine.Debug.LogError($"服务器给的伤害类型不对，强制转换为普通伤害/治疗, attackType: {attackType}");
                        if ((attackType & (int)DamageType.Damage) != 0)
                            attackType = (int)DamageType.Damage;
                        else if ((attackType & (int)DamageType.Recovery) != 0)
                            attackType = (int)DamageType.Recovery;
                        else
                            UnityEngine.Debug.LogError($"强制转换失败，该类型不是治疗也不是伤害 {attackType}");
                    }
                    targetDamageList.Add(new BattleDmg { damage = actualDamage, attackType = attackType });
                }
            }
        }
    }

    public bool IsType(DamageType damageType)
    {
        return (hurt.AttackTypes & (int)damageType) == (int)damageType;
    }

    public bool IsCrit()
    {
        return IsType(DamageType.Crit);
    }

    public bool HaveBlockDamage()
    {
        return IsType(DamageType.Block);
    }

    public bool IsRealdamage()
    {
        return skillConfig.HurtType / 10 == 1;
    }

}

public class BattleHurtParam
{
    public BattleObject casterObj;
    public BattleObject hurtObj;
    public List<long> damageList;
    public List<long> suckHpList;
    public List<long> reflectHpList;

    public long fromHp;

    public long toHp;

    public BattleDrops battleDrops;

    public HB427_tagSCUseSkill.tagSCUseSkillHurt hurt;

    public int hitIndex;

    public HB422_tagMCTurnFightObjDead deadPack;

    public SkillConfig skillConfig;
}