package effect

import (
	"blazing/logic/service/fight/action"
	"blazing/logic/service/fight/info"
	"blazing/logic/service/fight/input"
	"blazing/logic/service/fight/node"

	"github.com/alpacahq/alpacadecimal"
)

// Effect 1518: 消耗自身所有体力，削减对手本场战斗中{0}点体力上限
type Effect1518 struct{ node.EffectNode }

func (e *Effect1518) Skill_Use() bool {
	if len(e.Args()) == 0 || e.Ctx().Our == nil || e.Ctx().Our.CurrentPet == nil || e.Ctx().Opp == nil {
		return true
	}

	if e.Ctx().Our.CurrentPet.GetHP().Cmp(alpacadecimal.Zero) > 0 {
		e.Ctx().Our.Damage(e.Ctx().Our, &info.DamageZone{
			Type:   info.DamageType.Fixed,
			Damage: e.Ctx().Our.CurrentPet.GetHP(),
		})
	}

	loss := e.Args()[0]
	if loss.Cmp(alpacadecimal.Zero) <= 0 {
		return true
	}

	reduceCurrentPetMaxHPFlat(e.Ctx().Opp, loss)
	sub := e.Ctx().Opp.InitEffect(input.EffectType.Sub, 1518, int(loss.IntPart()))
	if sub != nil {
		e.Ctx().Opp.AddEffect(e.Ctx().Our, sub)
	}
	return true
}

type Effect1518Sub struct{ node.EffectNode }

func (e *Effect1518Sub) SetArgs(t *input.Input, a ...int) {
	e.EffectNode.SetArgs(t, a...)
	e.Duration(-1)
	e.CanStack(false)
}

func (e *Effect1518Sub) SwitchIn(in *input.Input) bool {
	if in != e.Ctx().Opp || len(e.Args()) == 0 {
		return true
	}
	reduceCurrentPetMaxHPFlat(in, e.Args()[0])
	return true
}

// Effect 1519: {0}%令对手随机{1}项技能PP值归零，若对手处于能力下降状态则{2}%使对手随机{3}项技能PP值归零
type Effect1519 struct{ node.EffectNode }

func (e *Effect1519) Skill_Use() bool {
	if len(e.Args()) < 4 || e.Ctx().Opp == nil {
		return true
	}

	if ok, _, _ := e.Input.Player.Roll(int(e.Args()[0].IntPart()), 100); ok {
		zeroRandomSkillPP(e.Ctx().Opp, int(e.Args()[1].IntPart()))
		return true
	}

	if !e.Ctx().Opp.HasPropSub() {
		return true
	}

	if ok, _, _ := e.Input.Player.Roll(int(e.Args()[2].IntPart()), 100); ok {
		zeroRandomSkillPP(e.Ctx().Opp, int(e.Args()[3].IntPart()))
	}
	return true
}

// Effect 1520: 若对手为雄性精灵则附加自身最大体力1/{0}的百分比伤害且下回合攻击技能先制+{1}
type Effect1520 struct{ node.EffectNode }

func (e *Effect1520) Skill_Use() bool {
	if len(e.Args()) < 2 || e.Ctx().Opp == nil || e.Ctx().Opp.CurrentPet == nil || e.Ctx().Our == nil || e.Ctx().Our.CurrentPet == nil {
		return true
	}
	if e.Ctx().Opp.CurrentPet.Info.Gender != 1 {
		return true
	}

	denom := e.Args()[0]
	if denom.Cmp(alpacadecimal.Zero) <= 0 {
		return true
	}

	damage := e.Ctx().Our.CurrentPet.GetMaxHP().Div(denom)
	if damage.Cmp(alpacadecimal.Zero) > 0 {
		e.Ctx().Opp.Damage(e.Ctx().Our, &info.DamageZone{
			Type:   info.DamageType.Percent,
			Damage: damage,
		})
	}

	sub := e.Ctx().Our.InitEffect(input.EffectType.Sub, 1520, int(e.Args()[1].IntPart()))
	if sub != nil {
		e.Ctx().Our.AddEffect(e.Ctx().Our, sub)
	}
	return true
}

type Effect1520Sub struct{ node.EffectNode }

func (e *Effect1520Sub) SetArgs(t *input.Input, a ...int) {
	e.EffectNode.SetArgs(t, a...)
	e.Duration(1)
	e.CanStack(false)
}

func (e *Effect1520Sub) ComparePre(fattack, sattack *action.SelectSkillAction) bool {
	if len(e.Args()) == 0 {
		return true
	}
	current := actionByPlayer(fattack, sattack, e.Ctx().Our.UserID)
	if current == nil || current.SkillEntity == nil || current.SkillEntity.Category() == info.Category.STATUS {
		return true
	}
	current.SkillEntity.XML.Priority += int(e.Args()[0].IntPart())
	return true
}

// Effect 1521: 若对手雌性精灵则恢复自身最大体力的1/{0}且下回合属性技能先制+{1}
type Effect1521 struct{ node.EffectNode }

func (e *Effect1521) Skill_Use() bool {
	if len(e.Args()) < 2 || e.Ctx().Opp == nil || e.Ctx().Opp.CurrentPet == nil || e.Ctx().Our == nil || e.Ctx().Our.CurrentPet == nil {
		return true
	}
	if e.Ctx().Opp.CurrentPet.Info.Gender != 2 {
		return true
	}

	denom := e.Args()[0]
	if denom.Cmp(alpacadecimal.Zero) <= 0 {
		return true
	}

	heal := e.Ctx().Our.CurrentPet.GetMaxHP().Div(denom)
	if heal.Cmp(alpacadecimal.Zero) > 0 {
		e.Ctx().Our.Heal(e.Ctx().Our, &action.SelectSkillAction{}, heal)
	}

	sub := e.Ctx().Our.InitEffect(input.EffectType.Sub, 1521, int(e.Args()[1].IntPart()))
	if sub != nil {
		e.Ctx().Our.AddEffect(e.Ctx().Our, sub)
	}
	return true
}

type Effect1521Sub struct{ node.EffectNode }

func (e *Effect1521Sub) SetArgs(t *input.Input, a ...int) {
	e.EffectNode.SetArgs(t, a...)
	e.Duration(1)
	e.CanStack(false)
}

func (e *Effect1521Sub) ComparePre(fattack, sattack *action.SelectSkillAction) bool {
	if len(e.Args()) == 0 {
		return true
	}
	current := actionByPlayer(fattack, sattack, e.Ctx().Our.UserID)
	if current == nil || current.SkillEntity == nil || current.SkillEntity.Category() != info.Category.STATUS {
		return true
	}
	current.SkillEntity.XML.Priority += int(e.Args()[0].IntPart())
	return true
}

// Effect 1522: 附加{0}点固定伤害，若当回合造成的伤害高于{1}则固伤效果翻倍
type Effect1522 struct{ node.EffectNode }

func (e *Effect1522) OnSkill() bool {
	if len(e.Args()) < 2 || e.Ctx().SkillEntity == nil || e.Ctx().SkillEntity.Category() == info.Category.STATUS || e.Ctx().SkillEntity.AttackTime == 0 {
		return true
	}

	damage := e.Args()[0]
	if damage.Cmp(alpacadecimal.Zero) <= 0 {
		return true
	}

	if e.Ctx().Our.SumDamage.Cmp(e.Args()[1]) > 0 {
		damage = damage.Mul(alpacadecimal.NewFromInt(2))
	}

	e.Ctx().Opp.Damage(e.Ctx().Our, &info.DamageZone{
		Type:   info.DamageType.Fixed,
		Damage: damage,
	})
	return true
}

func init() {
	input.InitEffect(input.EffectType.Skill, 1518, &Effect1518{})
	input.InitEffect(input.EffectType.Sub, 1518, &Effect1518Sub{})
	input.InitEffect(input.EffectType.Skill, 1519, &Effect1519{})
	input.InitEffect(input.EffectType.Skill, 1520, &Effect1520{})
	input.InitEffect(input.EffectType.Sub, 1520, &Effect1520Sub{})
	input.InitEffect(input.EffectType.Skill, 1521, &Effect1521{})
	input.InitEffect(input.EffectType.Sub, 1521, &Effect1521Sub{})
	input.InitEffect(input.EffectType.Skill, 1522, &Effect1522{})
}