HomePage/fitbitVisualizer.html at master · jrtechs/HomePage · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
    <link href="https://stackpath.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-ggOyR0iXCbMQv3Xipma34MD+dH/1fQ784/j6cY/iJTQUOhcWr7x9JvoRxT2MZw1T" crossorigin="anonymous">
    <script src="lib/moment.min.js"></script>
    <link href="vis/vis-timeline-graph2d.min.css" rel="stylesheet" type="text/css" />
    <script src="vis/vis.js"></script>

    <!-- jQuery library -->
    <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.min.js"></script>
</head>
<div id="heartRateGraph"></div>

<body>
    <div class="container">
        <div class="row">
            <div class="col-4 shadow-lg p-3 bg-white rounded">
                <label>Heart Rate JSON Files</label>
                <input type="file" id="files" name="files[]" multiple />
                <output id="list"></output>
            </div>
            <div class="col-4 shadow-lg p-3 bg-white rounded">
                <label>Activity Files</label>
                <input type="file" id="actFiles" name="files[]" multiple />
                <output id="actList"></output>
            </div>
        </div>

        <div class="row">
        </div>
    </div>
</body>


<footer>
    <script>

        function generateHeartRateGraph(jsonFiles)
        {
            var items = [];

            for(var i = 0; i < jsonFiles.length; i++)
            {
                console.log(jsonFiles[i].length);
                for(var j = 0; j < jsonFiles[i].length; j++)
                {
                    var localTime = new Date(jsonFiles[i][j].dateTime);
                    items.push({y:jsonFiles[i][j].value.bpm, x:localTime.setHours(localTime.getHours() - 4)});
                }
            }
            console.log("Finished Loading Heart Rate Data Into Graph");
            console.log(items);
            var dataset = new vis.DataSet(items);
            var options = {
                dataAxis: {
                    showMinorLabels: true,
                    left: {
                        title: {
                            text: "Heart Rate"
                        }
                    }
                }
            };
            var container = document.getElementById("heartRateGraph");
            var graph2d = new vis.Graph2d(container, dataset, options);
            graph2d.on('rangechanged', graphMoved);
            graphsOnPage.push(graph2d);
        }


        function generateTimeline(jsonFiles)
        {
            var items = [];

            for(var i = 0; i < jsonFiles.length; i++)
            {
                for(var j = 0; j < jsonFiles[i].length; j++)
                {
                    if(jsonFiles[i][j].hasOwnProperty("dateOfSleep"))
                    {
                        var startT = new Date(jsonFiles[i][j].startTime);
                        var finishT = new Date(jsonFiles[i][j].endTime);
                        items.push({content: "Sleep",
                            start:startT, end:finishT, group:0});
                    }
                    else
                    {
                        var localTime = new Date(jsonFiles[i][j].startTime);
                        var timeAdjusted = localTime.setHours(localTime.getHours() - 4);
                        var timeFinish = localTime.setMilliseconds(localTime.getMilliseconds() + jsonFiles[i][j].activeDuration);
                        items.push({content: jsonFiles[i][j].activityName,
                            start:timeAdjusted, end:timeFinish, group:0});
                    }
               }
            }
            console.log("Finished Loading Heart Rate Data Into Graph");

            var dataset = new vis.DataSet(items);
            var options =
            {
                margin:
                    {
                        item:20,
                        axis:40
                    },
                showCurrentTime: false
            };

            var grpups = new vis.DataSet([
                {id: 0, content:"Activity", value:0}
            ]);

            var container = document.getElementById("heartRateGraph");
            var graph2d = new vis.Timeline(container, dataset, options);
            graph2d.setGroups(grpups);
            graph2d.on('rangechanged', graphMoved);
            graphsOnPage.push(graph2d);
        }

        var graphsOnPage = [];


        function graphMoved(moveEvent)
        {
            graphsOnPage.forEach((g)=>
            {
                g.setWindow(moveEvent.start, moveEvent.end);
            })
        }

        function fetchFilesAsJSONArray(evt)
        {
            return new Promise((res, rej)=>
            {
                var files = evt.target.files; // FileList object

                var promises = [];

                for (var i = 0, f; f = files[i]; i++)
                {
                    promises.push(new Promise((resolve, reject)=>
                    {
                        var reader = new FileReader();

                        reader.onload = function(e)
                        {
                            resolve(JSON.parse(reader.result));
                        };

                        reader.onerror= function(e)
                        {
                            reject(e);
                        };
                        reader.readAsBinaryString(files[i]);
                    }));
                }
                Promise.all(promises).then((data)=>
                {
                    res(data);
                }).catch((error)=>
                {
                    console.log(error);
                    console.log("Unable to Load Data");
                    rej(error);
                })
            });
        }


        function handleFileSelect(evt)
        {
            fetchFilesAsJSONArray(evt).then((data)=>
            {
                generateHeartRateGraph(data);
            })
        }
        document.getElementById('files').addEventListener('change', handleFileSelect, false);


        function handleFileSelectEvents(evt)
        {
            fetchFilesAsJSONArray(evt).then((data)=>
            {
                generateTimeline(data);
            })
        }
        document.getElementById('actFiles').addEventListener('change', handleFileSelectEvents, false);
    </script>
</footer>

</html>