local BattleConst = require "app/module/battle/battle_const"

local BattlePassive = {
	passiveSkills = {}
}

local PASSIVE_EVENT = BattleConst.PASSIVE_EVENT
local SKILL_RECORD_DATA_NAME = BattleConst.SKILL_RECORD_DATA_NAME
local DEFAULT_FACTOR = BattleConst.DEFAULT_FACTOR

function BattlePassive:init()
end

function BattlePassive:clear()
end

local function _checkOnUnitPrepareOver(unitComp, skill, targetComp)
	return 1
end

local function _checkOnUniAttackStart(unitComp, skill, targetComp)
	return 1
end

local function _checkhpLowerThan(unitComp, skill, targetComp, hpPercent)
	local triggerValue = skill:getPassiveTriggerValue() or 0
	if hpPercent*DEFAULT_FACTOR < triggerValue then -- 低于指定血量，触发技能
		local data = unitComp.unitEntity:getTeamRecordData(SKILL_RECORD_DATA_NAME.HP_LOWER_THAN) or 0
		if data == 1 then -- 已经触发过了
			return 0
		end
		unitComp.unitEntity:setTeamRecordData(SKILL_RECORD_DATA_NAME.HP_LOWER_THAN, 1)
		return 1
	else
		local data = unitComp.unitEntity:getTeamRecordData(SKILL_RECORD_DATA_NAME.HP_LOWER_THAN) or 0
		if data == 1 then -- 已经触发过了,那么需要取消
			unitComp.unitEntity:setTeamRecordData(SKILL_RECORD_DATA_NAME.HP_LOWER_THAN, 0)
			return -1
		end
	end
	return 0
end

BattlePassive.checkTrigger = {
	[PASSIVE_EVENT.ON_UNIT_PREPARE_OVER] = _checkOnUnitPrepareOver,
	[PASSIVE_EVENT.ON_UNI_ATTACK_START] = _checkOnUniAttackStart,
	[PASSIVE_EVENT.HP_LOWER_THAN] = _checkhpLowerThan,
}

return BattlePassive