冰住再补一刀：控制技能的输出窗口

freeze

local ComboWindow = {}
local CONST = {
    MSG_ID     = 12080,
    KEY        = "ComboWindow",
    FREEZE_DUR = 3.0,     -- 冻结总时长
    DMG_FLY    = 0.6,     -- 火球飞行时间
}

function ComboWindow.OnFreezeHit(targetID)
    -- 冻结结算: 目标定身, 记录窗口截止时刻
    local now = SL:GetValue("SERVER_TIME")
    ComboWindow._target = targetID
    ComboWindow._windowEnd = now + CONST.FREEZE_DUR - CONST.DMG_FLY

    -- 窗口开启瞬间自动接火球: 飞行时间已扣除
    SL:ScheduleOnce(function()
        ComboWindow.CastFireball(targetID)
    end, 120)                                          -- 120ms 缓冲: 让冰花先开
end

function ComboWindow.CastFireball(targetID)
    local myX = SL:GetValue("ACTOR_POSITION_X", SL:GetValue("USER_ID"))
    SL:SendLuaNetMsg(CONST.MSG_ID, targetID, myX, 0,
        SL:JsonEncode({ key = CONST.KEY, op = 1, fly = CONST.DMG_FLY }))
end

SL:RegisterLuaNetMsg(CONST.MSG_ID, function(msgID, p1, p2, p3, msgData)
    local d = SL:JsonDecode(msgData)
    if d.key ~= CONST.KEY then return end
    if d.op == 2 then
        local m = FindActor(msgID)
        if m and m:IsFrozen() then
            m:PopupCrit(880)                           -- 冻结中的火球享受必爆
        end
    end
end)

return ComboWindow