local base = require("Battle/Logic/AI/Decision/Decision_Base")
local Decision_RunFleeTarget = class("Decision_RunFleeTarget", base)

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

    --瞬时
    self.IsOnce = false
end

--TODO AI改成Update模式
--[[
	能否退出
	完成条件：时间到
--]]
function Decision_RunFleeTarget:CanExit(entity, decisionData, command)
    local comp_Buff = entity.components.buff
    local comp_AIBase = entity.components.aiBase
    
    if not comp_Buff:CheckHasBuffState(LuaConst.SpecialBuffs.CanMove)
            or not comp_Buff:CheckHasBuffState(LuaConst.SpecialBuffs.CanRotate)  then
        comp_AIBase.CurDecisionStartFrame = LogicUpdateManager._clientHandleFrame
        return false
    end
    
    local comp_Move = entity.components.move
    if not comp_Move.TempDir then
        comp_Move.TempDir = - comp_Move.LogicRotateDir
    end
    
    local passFrame = LogicUpdateManager._clientHandleFrame - comp_AIBase.CurDecisionStartFrame
    local passTime = passFrame * LuaConst.TimeSpanMs
    if passTime > decisionData.IntParam1 * 1000 then
        comp_Move.TempDir = nil
        return true
    end
    return false
end

function Decision_RunFleeTarget:DecisionIn(entity, decisionData)
    base.DecisionIn(self, entity, decisionData)
    entity.components.aiBase:SetIsRouting(true)     --设置溃散标记
end

--[[
	输出指令
--]]
function Decision_RunFleeTarget:SetCommand(entity, decisionData, command)
    local target = entity.components.target.Target
    if target then
        command.MoveDir = entity.components.move.LogicPos - target.components.move.LogicPos
        command.RotateDir:Reset(command.MoveDir)
    else
        if entity.components.move.TempDir then
            command.MoveDir:Reset(entity.components.move.TempDir)
        else
            command.MoveDir:Reset(entity.components.move.LogicRotateDir)
        end
        command.RotateDir:Reset(command.MoveDir)
    end

    return command
end

return Decision_RunFleeTarget