local Base = require("Battle/Logic/AI/Decision/Decision_Base")
local Decision_PriorChangeTarget = class("Decision_PriorChangeTarget", Base)

--[[
	初始化
--]]
function Decision_PriorChangeTarget:initialize(entity)
    --类型
    self.Type = LuaConst.DecisionType.PriorChangeTarget

    --瞬时
    self.IsOnce = true
end

--[[
	输出指令
--]]
function Decision_PriorChangeTarget:SetCommand(entity, decisionData, command)
    command.DecisionID = decisionData.ID
    return command
end

local EEntityType = {
    HERO = -1,

    MONSTER_TYPE_START = 0,
}

--[[
    执行
--]]
function Decision_PriorChangeTarget:Handle(entity, decisionData, stateType, animName)
    --entity.components.aiBase:SetEntityRecord(decisionData.ID, decisionEntityRecord)
    local PriorityGetter = entity.components.aiBase:GetEntityRecord(decisionData.ID)
    if not PriorityGetter then
        local priorEntityType = decisionData.IntParam1
        PriorityGetter = function(_entity)
            local priority = nil
            if priorEntityType == EEntityType.HERO then
                if _entity:IsHero() then
                    priority = LuaConst.MaxTargetPriority
                end
            elseif priorEntityType > EEntityType.MONSTER_TYPE_START then
                if _entity:GetCharacterType() == priorEntityType then
                    priority = LuaConst.MaxTargetPriority
                end
            end
            --支持返回nil，如果返回nil，则接口底层会用TargetSystem.GetEntityTargetPriority再查询一次
            return priority
        end
        entity.components.aiBase:SetEntityRecord(decisionData.ID, PriorityGetter)
    end

    SystemManager.OnSearchTarget(entity, 1, entity.components.base.CurCharacterData.WarnRange, 1, 0, false, false, true, PriorityGetter)

    return LuaConst.StateType.None,nil
end
return Decision_PriorChangeTarget