// params: results tu eslasticssearch
    processElasticSearchData: async (results, checkGetStatus0 = false) => {
        // lay tat ca cac room: room_id, person_sensor
        let rooms = await Room.findAll({
            attributes: ['room_id', 'person_sensor']
        });
        // khoi tao mang luu tru gia tri log sensor:
        var values = [];

        // object luu tru cac sensor_id voi cac khoang thoi gian kem theo status(1 hoac 0) cua nhung khoang thoi gian do
        let responseData = {};
        var lastData = {};

        // neu co data query tu elastic search
        if (results.length) {
            // chi lay gia tri _source tu data sensor query tu elastic search
            // "_source": {
            //     "timestamp": "2019-08-01T10:00:00+07:00",
            //       "sensor_class": "enocean_human",
            //       "eep": "D5_00_01",
            //       "sensor_id": "05006455",
            //       "rssi": "",
            //       "gw_id": "GCH00478",
            //       "gw_status": "",
            //       "status": 1,
            //       "index": 1,
            //       "@timestamp": "2019-08-01T10:00:00+07:00"
            // }
            for(let i = 0; i < results.length; i++) {
                values.push(results[i]._source);
            }

            // tao object group data theo sensor id
            // {
            //     sensor_id: [
            //       data_1,
            //       data_2
            //     ]
            // }
            var group = values.reduce(function (r, a) {
                r[a.sensor_id] = r[a.sensor_id] || [];
                r[a.sensor_id].push(a);
                return r;
            }, Object.create(null));

            // khoi tao bien idDevice = gia tri tat ca cac sensor_id query dc
            const idDevices = Object.keys(group);


            // check voi moi sensor id tong hop lai khoang thoi gian co log 1 va 0 va luu vao bien responseData
            // {
            //     sensor_id1: [
            //         {
            //             start_time: a,
            //             end_time: b,
            //             status: 1
            //         },
            //         {
            //             start_time: c,
            //             end_time: d,
            //             status: 0
            //         },
            //     ]
            // }
            for(let i=0; i < idDevices.length; i++){
                const values = group[idDevices[i]];
                let data = [];
                let status = '';
                for(let j=0; j < values.length; j++) {
                    const item = values[j];
                    if (status !== item.status) {
                        let startTime = item.timestamp;
                        if (data.length > 0 && typeof data[data.length-1].endTime == "undefined") {
                            data[data.length-1].endTime = startTime;
                        }
                        data.push({startTime, status: item.status});
                    }
                    status = item.status;
                    if (j + 1 < values.length && item.timestamp.substr(0,10) !== values[j + 1].timestamp.substr(0,10)) {

                        data[data.length -1].endTime = values[j].timestamp;

                        status = '';
                    }
                }
                if (data.length > 0){
                    data[data.length -1].endTime = values[values.length-1].timestamp;
                }
                let idDevice = idDevices[i].toUpperCase();
                responseData[idDevice] = data;
            }
        }

        // tong hop data tu responseData phan tich o tren vao cho moi room(cac khoang thoi gian voi status cua tat ca sensor thuoc room)
        // {
        //     room_id_1: [
        //         {
        //             start_time: a,
        //             end_time: b,
        //             status: 1
        //         },
        //         {
        //             start_time: c,
        //             end_time: d,
        //             status: 0
        //         }
        //     ]
        // }
        var objectRoom = {};
        for (let i = 0; i < rooms.length; i++) {
            let room = rooms[i];
            let values = responseData[room.person_sensor.toUpperCase()];

            if (typeof values != "undefined") {
                var roomId = room.room_id;
                if (typeof objectRoom[roomId] == "undefined") {
                    objectRoom[roomId] = values;
                } else {
                    objectRoom[roomId] = [...objectRoom[roomId], ...values];
                }
            }
        }

        Object.keys(objectRoom).forEach(function (key) {
            //tien hanh sap xep cac khoang thoi gian duoc tong hop tu cac sensor theo thu tu start_time tang dan cua room
            var values = objectRoom[key];
            values.sort(function(a, b) {
                if (a.startTime > b.startTime) return 1;
                if (a.startTime < b.startTime) return -1;
                return 0;
            });

            var result = [], last;
            var min = values[0].startTime;
            var max = values[0].startTime;

            // tinh toan cac khoang thoi gian co status 1 cho room
            values.forEach(function (r) {
                if (values.length == 1 && r.status == 0) {
                    result.push(r);
                    return;
                }
                if (r.endTime > max) {
                    max = r.endTime;
                }
                if (r.status === 0 ) {
                    return;
                } else {
                    if (!last || r.startTime > last.endTime)
                        result.push(last = r);

                    else if (r.endTime > last.endTime)
                        last.endTime = r.endTime;
                }
            });

            if(checkGetStatus0) {
                //handle min max status 0
                var minMaxStatus = [
                    {
                        startTime: min,
                        status: 0,
                        endTime: result[0].startTime
                    },
                    {
                        startTime: result[result.length - 1].endTime,
                        status: 0,
                        endTime: max
                    }
                ];

                // them cac khoang thoi gian co status = 0 vao giua cac khoang trong cua result chua cac khaong thoi gian co status = 1
                var addObject = [];
                for (let i = 1; i < result.length; i++) {
                    if (result.length > 1) {// ko can check dk nay do result.length  <=1 thi se ko chay vao trong for roi
                        var startTime = result[i - 1].endTime;
                        var endTime = result[i].startTime;
                        var status = 0;

                        addObject.push({startTime: startTime, status: status, endTime: endTime});
                    }
                }
                result = [...result, ...minMaxStatus, ...addObject];
            }

            // tinh toan khoang thoi gian = minutes giua end_time va start time
            // {
            //     {
            //         start_time: a,
            //         end_time: b,
            //         status: 1,
            //         minute: 20
            //     }
            //     {
            //         start_time: c,
            //         end_time: d,
            //         status: 0,
            //         minute: 50
            //     }
            // }
            result = result.map(function (r) {
                r.minute = moment(r.endTime).diff(moment(r.startTime), 'minutes');
                return r;
            });
            lastData[key] = result;
        });

        return lastData;
    },