【框架设计】坐骑皮肤：外观分离与专属技能的框架设计

function activateSkin(actor, skinId)
    if not checkitemw(actor, "皮肤卡·霜狼", 1) then
        sendmsg(actor, 0, "需要一张霜狼皮肤卡")
        return
    end
    takeitem(actor, "皮肤卡·霜狼", 1)
    setplayvar(actor, "HUMAN", "MOUNT_SKIN", skinId, 1)
    setplayvar(actor, "HUMAN", "SKIN_EXPIRE", os.time() + 2592000, 1)
    setontimer(actor, 191, 2592000)
    sendmsg(actor, 0, "霜狼皮肤已激活，有效期 30 天")
end

local function refreshMount(actor)
    local skin = tonumber(getplayvar(actor, "HUMAN", "MOUNT_SKIN") or "0")
    recallmob(actor, "坐骑白虎", 1, 86400, skin, 0, 0)
end
function ontimer191(actor)
    setplayvar(actor, "HUMAN", "MOUNT_SKIN", 0, 1)
    sendmsg(actor, 0, "皮肤已到期，外观恢复默认白虎")
end