千钧压顶纹：蓄得越满，压得越沉

flowchart TD
A[首点起蓄] --> B[金环外涨]
B --> C[再点落锤]
C --> D{蓄到几成}
D -- 满蓄 --> E[四十四 砸]
D -- 中途 --> F[按成色打折]
D -- 过蓄 --> G[泄力 半价]
E --> H[收势回原价]
F --> H
G --> H

 fx-crest-slam

-- @file CrestSlam.lua
-- 千钧压顶纹 —— 蓄得越满 压得越沉

local CrestSlam = {}

local CONST = {
    CHARGE_TIME   = 1.5,
    OVER_TIME     = 1.8,
    DMG_FULL      = 44,
    DMG_BASE      = 14,

    AUTOINC_BASE  = 1200800,
}

local _charging = false
local _t        = 0
local _dmg      = CONST.DMG_BASE
local _autoInc  = 0

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

local function GenID()
    _autoInc = _autoInc + 1
    return CONST.AUTOINC_BASE + _autoInc
end

function CrestSlam.IsCharging() return _charging end
function CrestSlam.Charge() return _t end

-- 起蓄: 从零开涨
function CrestSlam.Start()
    if _charging then return end
    _charging = true
    _t = 0
    ShowTip("起蓄——看准火候落锤")
end

-- 落锤: 火候定案 只读不算
function CrestSlam.Release()
    if not _charging then
        ShowTip("先起蓄再谈落锤")
        return
    end
    _charging = false
    if _t > CONST.OVER_TIME then
        _dmg = CONST.DMG_BASE
        ShowTip("蓄过头泄了——半价刀")
    else
        local k = math.min(1, _t / CONST.CHARGE_TIME)
        _dmg = math.floor(CONST.DMG_BASE + (CONST.DMG_FULL
            - CONST.DMG_BASE) * k + 0.5)
        ShowTip("压顶一记" .. _dmg .. "!")
    end
end

function CrestSlam.Settle()
    local d = _dmg
    _dmg = CONST.DMG_BASE
    return d
end

if not _ticker then
    _ticker = SL:Schedule(function(dt)
        if not _charging then return end
        _t = _t + dt
        if _t > CONST.OVER_TIME + 0.2 then
            _charging = false
            _t = 0
            ShowTip("蓄过了头自己泄了")
        end
    end, 0.02)
end

SL:ScheduleOnce(function()
    SL:BindDebugButton("蓄力/落锤", function()
        if _charging then
            CrestSlam.Release()
        else
            CrestSlam.Start()
        end
    end)
    ShowTip("技能已加载: 千钧压顶纹")
end, 1.0)

function CrestSlam.Unload()
    if _ticker then SL:Unschedule(_ticker) end
    _charging = false
    _t = 0
end

return CrestSlam