【进阶实战】租赁到期提醒：到期前分档通知封装

local RENT_DAYS = 7
local function rentMount(actor)
    actor = getplayerbyname(actor)
    local expire = os.time() + RENT_DAYS * 86400
    setplayvar(actor, "HUMAN", "MountExpire", expire, 1)
    local left = expire - os.time()
    setontimer(actor, 15, math.max(left - 86400, 1) * 1000, 1, 0)
    sendmsg(actor, 1, "坐骑租期 " .. RENT_DAYS .. " 天，到期前 24 小时起将三档提醒。")
end

local function ontimer15(actor)
    actor = getplayerbyname(actor)
    local expire = tonumber(getplayvar(actor, "HUMAN", "MountExpire")) or 0
    local left = expire - os.time()
    if left <= 0 then
        sendmsg(actor, 1, "坐骑租期已结束，本坐骑已失效。")
        return
    end
    if left > 6 * 3600 then
        sendmsg(actor, 1, "坐骑将于 24 小时内到期，可续租。")
        setontimer(actor, 15, math.max(left - 6 * 3600, 1) * 1000, 1, 0)
    elseif left > 3600 then
        sendmsg(actor, 1, "坐骑将于 6 小时内到期，请尽快续租。")
        setontimer(actor, 15, math.max(left - 3600, 1) * 1000, 1, 0)
    else
        sendcentermsg(actor, 249, 255, "坐骑 1 小时内到期！", 0, 8, "")
    end
end