/// <summary>
        ///
        /// </summary>
        /// <param name="lanes">车道集合</param>
        /// <param name="structType">视频结构化数据类型</param>
        /// <param name="startTime">开始时间</param>
        /// <param name="endTime">结束时间</param>
        /// <param name="pageSize">分页页码</param>
        /// <param name="pageNum">分页数量</param>
        /// <param name="hasTotal">是否查询总数</param>
        /// <returns></returns>
        private PageModel <VideoStruct> SelectList(List <Lane> lanes, VideoStructType structType, DateTime startTime, DateTime endTime, int pageNum, int pageSize, bool hasTotal)
        {
            string dataIds = StringConvert.ToSplitString(lanes
                                                         .Select(l => l.DataId)
                                                         .ToArray());

            List <string> urls = lanes
                                 .Where(l => !string.IsNullOrEmpty(l.Channel.FlowDevice_FlowChannel.Device.NodeUrl))
                                 .Select(l => $"http://{l.Channel.FlowDevice_FlowChannel.Device.NodeUrl}/api/videoStructs/{dataIds}?structType={structType}&startTime={startTime}&endTime={endTime}&pageNum={pageNum}&pageSize={pageSize}&hasTotal={hasTotal}")
                                 .Distinct()
                                 .ToList();

            PageModel <VideoStruct> totalList = new PageModel <VideoStruct>
            {
                Datas = new List <VideoStruct>()
            };

            using (HttpClient client = new HttpClient())
            {
                foreach (string url in urls)
                {
                    PageModel <VideoStruct> itemList = client.Get <PageModel <VideoStruct> >(url);
                    if (itemList != null)
                    {
                        totalList.Datas.AddRange(itemList.Datas);
                        totalList.Total += itemList.Total;
                    }
                }
            }

            return(totalList);
        }
예제 #2
0
        /// <summary>
        /// 按路段流向查询流量数据
        /// </summary>
        /// <param name="lanes">车道集合</param>
        /// <param name="level">时间粒度</param>
        /// <param name="startTimes">开始时间集合</param>
        /// <param name="endTimes">结束时间集合</param>
        /// <returns>流量数据集合</returns>
        private List <List <LaneFlow> > SelectList(List <Lane> lanes, DateTimeLevel level, DateTime[] startTimes, DateTime[] endTimes)
        {
            string dataIds = StringConvert.ToSplitString(lanes
                                                         .Select(l => l.DataId)
                                                         .ToArray());

            List <string> urls = lanes
                                 .Where(l => !string.IsNullOrEmpty(l.Channel.FlowDevice_FlowChannel.Device.NodeUrl))
                                 .Select(l => $"http://{l.Channel.FlowDevice_FlowChannel.Device.NodeUrl}/api/laneflows/{dataIds}?level={level}&startTimes={StringConvert.ToSplitString(startTimes)}&endTimes={StringConvert.ToSplitString(endTimes)}")
                                 .Distinct()
                                 .ToList();

            List <List <LaneFlow> > totalList = new List <List <LaneFlow> >();

            for (int i = 0; i < startTimes.Length; ++i)
            {
                totalList.Add(new List <LaneFlow>());
            }
            using (HttpClient client = new HttpClient())
            {
                foreach (string url in urls)
                {
                    List <List <LaneFlow> > itemList = client.Get <List <List <LaneFlow> > >(url);
                    if (itemList == null)
                    {
                        _logger.LogDebug((int)LogEvent.流量查询, $"{url} 查询失败");
                    }
                    else
                    {
                        _logger.LogDebug((int)LogEvent.流量查询, $"{url} {itemList.Count}");
                        for (int i = 0; i < startTimes.Length; ++i)
                        {
                            totalList[i].AddRange(itemList[i]);
                        }
                    }
                }
            }

            return(totalList);
        }