不屈志：致命一刀剩一口，三秒金身讨回来

 fx-undying

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-- @file        Undying.lua
-- @brief       不屈志 —— 致命一刀剩一口，三秒金身讨回来
--              客户端表现模块：配置表 / 金环构件 / 死亡拦截 / 定时器
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local Undying = {}

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-- 配置与常量
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local CONST = {
    GLOW_LIFE     = 3.0,        -- 志气三秒
    GLOW_AMP      = 2.0,        -- 志气期刀速乘二
    IMMUNE_TEXT   = "免疫",
    LEFT_HP       = 1,          -- 剩一口血

    -- 颜色
    COLOR_WILL    = "#ffd866",  -- 意志金
    COLOR_DEEP    = "#7a5a12",  -- 深金
    COLOR_GHOST   = "#fff3c4",  -- 残光

    ZORDER_GROUND = 118,
    ZORDER_RING   = 134,
    ZORDER_EFFECT = 135,

    AUTOINC_BASE  = 926000,
}

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-- 模块内部状态
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local _will      = true           -- 志气旗标：一场仗只发作一次
local _glowT     = 0              -- 发作余时
local _scheduler = nil
local _autoInc   = 0

local m_cos = math.cos
local m_sin = math.sin

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-- 辅助函数
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local function GenID(prefix)
    _autoInc = _autoInc + 1
    return string.format("%s_%d", prefix or "UDY", CONST.AUTOINC_BASE + _autoInc)
end

local function GetMyPos()
    local x = SL:GetValue("ACTOR_POSITION_X", SL:GetValue("USER_ID"))
    local y = SL:GetValue("ACTOR_POSITION_Y", SL:GetValue("USER_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

---金环构件：志气发作与免伤期的周身光环
local function CreateWillRing()
    local mp = GetMyPos()
    if not mp then return end
    local node = GUI:Layout_Create(GUI:Attach_SceneF(), GenID("Ring"),
        mp.x, mp.y - 46, 0, 0, false)
    GUI:setLocalZOrder(node, CONST.ZORDER_RING)
    for i = 1, 28 do
        local a1 = (i - 1) / 28 * 6.28
        local a2 = i / 28 * 6.28
        GUI:DrawLine_Create(node, string.format("g_%d", i), 0, 0, 3,
            m_cos(a1) * 30, m_sin(a1) * 56, m_cos(a2) * 30, m_sin(a2) * 56,
            CONST.COLOR_WILL, 210)
    end
    GUI:runAction(node, GUI:ActionSequence(
        GUI:ActionFadeIn(0.10),
        GUI:DelayTime(2.4),
        GUI:ActionFadeOut(0.5),
        GUI:CallFunc(function() SafeRemove(node) end)
    ))
    return node
end

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-- 死亡拦截：扣血入口的第一道关
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local function OnPlayerHurt(raw)
    if _glowT > 0 then
        SL:TipAboveMe(CONST.IMMUNE_TEXT)
        return
    end
    local hp = SL:GetValue("ACTOR_HP", SL:GetValue("USER_ID"))
    if _will and hp and hp - raw <= 0 then
        _will = false
        _glowT = CONST.GLOW_LIFE
        SL:SetHp(SL:GetValue("USER_ID"), CONST.LEFT_HP)
        SL:SetAttackSpeedAmp(CONST.GLOW_AMP)
        CreateWillRing()
        SL:TipAboveMe("不屈！")
        SL:ScreenShake(5, 0.30)
        return
    end
    SL:PlayerHurt(raw)
end

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-- 攻速层的挂载与卸载
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local function Glow_Update(dt)
    if _glowT <= 0 then return end
    _glowT = _glowT - dt
    if _glowT <= 0 then
        SL:SetAttackSpeedAmp(1.0)
        ShowTip("志气散了——接下来的刀要自己挡")
    end
end

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-- 定时器与调试
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if not _scheduler then
    _scheduler = SL:Schedule(function(dt)
        Glow_Update(dt)
    end, 0.02)
end

SL:RegisterLUAEvent(LUA_EVENT_LOCAL_HURT, "UDY_Hurt", function(data)
    if data and data.raw then
        OnPlayerHurt(data.raw)
    end
end)

SL:RegisterLUAEvent(LUA_EVENT_SCENE_CLEAR, "UDY_Clear", function()
    _will = true
    _glowT = 0
    SL:SetAttackSpeedAmp(1.0)
end)

SL:ScheduleOnce(function()
    ShowTip("技能已加载: 不屈志 (调试按钮触发)")
end, 1.0)

return Undying