获取今日时间信息：零点时间戳，已过秒数等

 

local _zeroTimestamp = 0 ---今天0点的时间戳
local _wday = 0 --今天周几(1_周一, 7_周日)

---@return "今天0点时间戳, 今天已过秒数, 今天周几"
function GetDayTimeInfo()
    local curTime = os.time()
    local elapseTime = curTime - _zeroTimestamp
    if elapseTime < 0 or elapseTime >= 24 * 3600 then
        local dt = os.date("*t", curTime)
        dt.hour = 0
        dt.min = 0
        dt.sec = 0
        _zeroTimestamp = os.time(dt)
        elapseTime = curTime - _zeroTimestamp
        --修正星期
        _wday = dt.wday
        if 1 == _wday then _wday = 7
        else _wday = _wday - 1 end
    end

    return _zeroTimestamp, elapseTime, _wday
end