扎马桩纹：钉在原地，刀重四成

 fx-horsestance

-- @file HorseStance.lua
-- 扎马桩纹 —— 钉在原地，刀重四成

local HorseStance = {}

local CONST = {
    ROOT_LIFE     = 2.5,
    ROOT_CD       = 3.0,
    AMP_HIT       = 14,
    BASE_HIT      = 12,
    TAKE_AMP      = 18,
    BASE_TAKE     = 14,

    COLOR_STANCE  = "#c8a048",
    COLOR_DEEP    = "#584418",
    COLOR_GHOST   = "#f4e0b0",

    ZORDER_STANCE = 133,
    ZORDER_FX     = 135,
    AUTOINC_BASE  = 1105000,
}

local _rootT     = 0
local _cdLeft    = 0
local _stanceFx  = nil
local _scheduler = nil
local _autoInc   = 0

local function GenID(prefix)
    _autoInc = _autoInc + 1
    return string.format("%s_%d", prefix or "HRS",
        CONST.AUTOINC_BASE + _autoInc)
end

local function GetActorPos(id)
    if not id then return nil end
    local x = SL:GetValue("ACTOR_POSITION_X", id)
    local y = SL:GetValue("ACTOR_POSITION_Y", id)
    if not x or not y then return nil end
    return { x = x, y = y }
end

local function SafeRemove(node)
    if node and not GUI:Widget_IsNull(node) then
        GUI:removeFromParent(node)
    end
end

local function ShowTip(msg)
    if msg and msg ~= "" then SL:ShowSystemTips(msg) end
end

function HorseStance.Rooted()
    return _rootT > 0
end

-- 出手加重：桩下的刀走加重档
SL:RegisterLUAEvent(LUA_EVENT_MELEE_DAMAGE, "HRS_Amp", function()
    if HorseStance.Rooted() then
        return CONST.AMP_HIT - CONST.BASE_HIT
    end
    return 0
end)

-- 挨打加重：桩下挨的刀也重四分之一
SL:RegisterLUAEvent(LUA_EVENT_BEFORE_HURT, "HRS_Take", function(dmg)
    if not HorseStance.Rooted() then return dmg end
    return math.floor(dmg * 1.25)
end)

function HorseStance.Cast()
    if HorseStance.Rooted() then
        HorseStance.Release()
        return
    end
    if _cdLeft > 0 then
        ShowTip("腿还在酸——" ..
            string.format("%.1f", _cdLeft) .. "秒")
        return
    end
    local myID = SL:GetValue("USER_ID")
    _cdLeft = CONST.ROOT_CD
    _rootT = CONST.ROOT_LIFE
    SafeRemove(_stanceFx)
    _stanceFx = GUI:Layout_Create(GUI:Attach_SceneF(),
        GenID("Stance"), 0, 0, 0, 0, false)
    GUI:setLocalZOrder(_stanceFx, CONST.ZORDER_STANCE)
    SL:PlayStanceUpFx(myID)
    ShowTip("马步扎下了——两秒半，刀重十四挨刀十八")
end

function HorseStance.Release()
    _rootT = 0
    SafeRemove(_stanceFx)
    _stanceFx = nil
    ShowTip("收桩了——刀回十二")
end

-- 定时器：桩环倒计时与跟画
if not _scheduler then
    _scheduler = SL:Schedule(function(dt)
        _cdLeft = math.max(0, _cdLeft - dt)
        if _rootT > 0 then
            _rootT = _rootT - dt
            local myID = SL:GetValue("USER_ID")
            local mp = GetActorPos(myID)
            if _stanceFx and mp then
                GUI:setPosition(_stanceFx, mp.x, mp.y)
            end
            if _rootT <= 0 then
                HorseStance.Release()
            end
        end
    end, 0.02)
end

SL:ScheduleOnce(function()
    SL:BindDebugButton("扎马", function()
        HorseStance.Cast()
    end)
    ShowTip("技能已加载: 扎马桩纹 (调试按钮触发)")
end, 1.0)

function HorseStance.Unload()
    if _scheduler then SL:Unschedule(_scheduler) end
    SL:UnregisterLUAEvent(LUA_EVENT_MELEE_DAMAGE, "HRS_Amp")
    SL:UnregisterLUAEvent(LUA_EVENT_BEFORE_HURT, "HRS_Take")
    SafeRemove(_stanceFx)
    _rootT = 0
end

return HorseStance