【策划架构】Lua回调注册表：沙巴克组队事件的订阅注销封装

local function settle(actor, exp)
    -- 每加一种奖励都要进核心改一行
    setplayvar(actor, "EXP_ADD", exp)
    if isFirstKill then
        setplayvar(actor, "EXP_ADD", exp * 2)
    end
end

local handlers = {}
local function on(ev, fn)
    handlers[ev] = handlers[ev] or {}
    table.insert(handlers[ev], fn)
end
local function emit(ev, actor, exp)
    for _, fn in ipairs(handlers[ev] or {}) do
        fn(actor, exp)              -- 业务各自挂载，核心零改动
    end
end
on("sbk_kill", function(a, e) setplayvar(a, "EXP_ADD", e) end)
on("sbk_kill", function(a, e)
    sendmsg(a, 1, "沙巴克组队战利 " .. e .. " 经验入袋")
end)
emit("sbk_kill", actor, 5000)