存刀神纹：最强一刀存起来，八秒后再砍一遍

 fx-replaycut

-- @file ReplayCut.lua
-- 存刀纹 —— 最强一刀存起来，八秒后再砍一遍

local ReplayCut = {}

local CONST = {
    CREST_LIFE    = 16.0,
    CREST_CD      = 4.0,
    REPLAY_GAP    = 8.0,

    COLOR_CUT     = "#c8a838",
    COLOR_DEEP    = "#584810",
    COLOR_GHOST   = "#f4e4a8",

    ZORDER_CUT    = 133,
    ZORDER_FX     = 135,
    AUTOINC_BASE  = 1090000,
}

local _crestT    = 0
local _replayGap = 0
local _best      = 0
local _cdLeft    = 0
local _crestFx   = nil
local _scheduler = nil
local _autoInc   = 0

local function GenID(prefix)
    _autoInc = _autoInc + 1
    return string.format("%s_%d", prefix or "RPC",
        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 ReplayCut.Best()
    return _best
end

-- 存刀比账：每一刀都比一比，重的留底
SL:RegisterLUAEvent(LUA_EVENT_MELEE_DAMAGE, "RPC_Keep", function(dmg)
    if _crestT <= 0 then return 0 end
    if dmg > _best then
        _best = dmg
        SL:TipAbove(SL:GetValue("MARK_TARGET_ID"),
            "存" .. _best)
    end
    return 0
end)

-- 回放钟：每八秒一响，存刀原样落下
local function StrikeReplay()
    if _best <= 0 then
        ShowTip("还没存到刀——先打出一记重的")
        return
    end
    local tid = SL:GetValue("MARK_TARGET_ID")
    if not tid then return end
    SL:ActorHurt(tid, _best)
    SL:TipAbove(tid, "回放-" .. _best)
    SL:PlayReplayStrikeFx(tid)
    ShowTip("那一刀又回来了——回放" .. _best .. "点")
end

function ReplayCut.Cast()
    if _cdLeft > 0 or _crestT > 0 then return end
    local tid = SL:GetValue("MARK_TARGET_ID")
    if not tid then return end
    _cdLeft = CONST.CREST_CD
    _crestT = CONST.CREST_LIFE
    _replayGap = CONST.REPLAY_GAP
    _best = 0
    SafeRemove(_crestFx)
    _crestFx = GUI:Layout_Create(GUI:Attach_SceneF(),
        GenID("Crest"), 0, 0, 0, 0, false)
    GUI:setLocalZOrder(_crestFx, CONST.ZORDER_CUT)
    SL:PlayCrestUpFx(tid)
    ShowTip("存刀纹开了——最强一刀，八秒一回放")
end

-- 定时器：纹成倒计时与回放钟驱动
if not _scheduler then
    _scheduler = SL:Schedule(function(dt)
        _cdLeft = math.max(0, _cdLeft - dt)
        if _crestT > 0 then
            _crestT = _crestT - dt
            _replayGap = _replayGap - dt
            if _replayGap <= 0 then
                _replayGap = CONST.REPLAY_GAP
                StrikeReplay()
            end
            local tid = SL:GetValue("MARK_TARGET_ID")
            local tp = tid and GetActorPos(tid)
            if _crestFx and tp then
                GUI:setPosition(_crestFx, tp.x, tp.y - 96)
            end
            if _crestT <= 0 then
                SafeRemove(_crestFx)
                ShowTip("纹收了——最强的刀存进了下一局")
            end
        end
    end, 0.02)
end

SL:ScheduleOnce(function()
    SL:BindDebugButton("存刀", function()
        ReplayCut.Cast()
    end)
    ShowTip("技能已加载: 存刀纹 (调试按钮触发)")
end, 1.0)

function ReplayCut.Unload()
    if _scheduler then SL:Unschedule(_scheduler) end
    SL:UnregisterLUAEvent(LUA_EVENT_MELEE_DAMAGE, "RPC_Keep")
    SafeRemove(_crestFx)
    _crestT = 0
    _best = 0
end

return ReplayCut