卡壳：五连越抡越沉，卡壳那两秒别硬来

 fx-jammed

-- @file Jammed.lua
-- 卡壳 —— 五连越抡越沉，卡壳那两秒别硬来

local Jammed = {}

local CONST = {
    OVER_CAP      = 5,
    AMP_PER_BURN  = 2,
    BASE_DMG      = 10,
    JAM_TIME      = 2.0,

    COLOR_JAM     = "#c05840",
    COLOR_DEEP    = "#4e2010",
    COLOR_GHOST   = "#f0b8a0",

    ZORDER_HEAT   = 133,
    ZORDER_FX     = 135,
    AUTOINC_BASE  = 1020000,
}

local _heat      = 0
local _jamT      = 0
local _heatFx    = nil
local _scheduler = nil
local _autoInc   = 0

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

local function BurnOut()
    _heat = 0
    _jamT = CONST.JAM_TIME
    SL:LockAttack(SL:GetValue("USER_ID"), CONST.JAM_TIME)
    SL:PlayJamFx(SL:GetValue("USER_ID"))
    SL:TipAboveMe("卡壳！")
    ShowTip("卡壳了——两秒别硬来，刀抬不起来")
end

function Jammed.Overload()
    if _jamT > 0 then
        ShowTip("正卡着——" .. string.format("%.1f", _jamT) .. "秒，别硬来")
        return
    end
    if _heat > 0 then
        ShowTip("过载还开着——" .. _heat .. "刀以内")
        return
    end
    _heat = CONST.OVER_CAP
    SL:PlayOverloadFx(SL:GetValue("USER_ID"))
    SL:TipAboveMe("过载！")
    ShowTip("过载开了——五刀各加两成，打完卡壳两秒")
end

-- 热量出口：过载刀逐刀加成
SL:RegisterLUAEvent(LUA_EVENT_MELEE_HIT, "JMD_Amp", function(tid)
    if _heat <= 0 or _jamT > 0 then return 0 end
    local burnt = CONST.OVER_CAP - _heat
    local out = CONST.BASE_DMG + CONST.AMP_PER_BURN * burnt
    _heat = _heat - 1
    if _heat <= 0 then BurnOut() end
    return out - (SL:GetValue("HIT_DAMAGE", tid) or CONST.BASE_DMG)
end)

-- 定时器：卡壳倒计时与热纹跟脚
if not _scheduler then
    _scheduler = SL:Schedule(function(dt)
        if _jamT > 0 then
            _jamT = _jamT - dt
            local myID = SL:GetValue("USER_ID")
            local mp = GetActorPos(myID)
            if mp and pt * 60 % 5 == 0 then
                SL:PlayJamSparkFx(mp.x, mp.y - 56)
            end
            if _jamT <= 0 then
                ShowTip("卡壳顺了——刀回来了，想再过载再点")
            end
        end
    end, 0.02)
end

SL:ScheduleOnce(function()
    SL:BindDebugButton("过载", function()
        Jammed.Overload()
    end)
    ShowTip("技能已加载: 卡壳 (调试按钮触发)")
end, 1.0)

function Jammed.Unload()
    if _scheduler then SL:Unschedule(_scheduler) end
    if _jamT > 0 then SL:UnlockAttack(SL:GetValue("USER_ID")) end
    _heat = 0
    _jamT = 0
end

return Jammed