iblink/statistics.html at master · zenithexpo/iblink · GitHub

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<!DOCTYPE html>
<html>
<head>
<title>User Statitics</title>
<script src="./moment.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/Chart.js/2.7.2/Chart.js"></script>
<script src="https://code.jquery.com/jquery-3.3.1.min.js"></script>

<script type="text/javascript">

async function csvToJSON(csv){

  var lines=csv.split("\n");

  var result = [];

  var headers=lines[0].split(",");

  for(var i=1;i<lines.length-1;i++){

	  var obj = {};
	  var currentline=lines[i].split(",");

	  for(var j=0;j<headers.length;j++){
		  obj[headers[j]] = currentline[j];
	  }

	  result.push(obj);

  }

  //return result; //JavaScript object
  return result;
}
var csvdata=[];var data=[];
var labels=[];

var myChart=null;
function renderChart(time_limit) {
     var local_data=[];
     var local_labels=[];

     var index=-1;
     var nowObj=new Date();

     var now = new Date(nowObj.getTime() - (3600000* time_limit));
     //console.log((3600000* time_limit));
     //console.log("now:"+now);
     console.log(moment("final record:"+labels[data.length-1]).toDate());

     for(var i=data.length-1;i>=0;i--){//console.log("i,"+i);
        if(moment(labels[i]).toDate().getTime()-now<=0)
            {index=i+1;
            console.log("break:"+i);
            break;}}
    if(i==-1) index=0;

    local_labels=labels.slice(index, data.length);
    local_data=data.slice(index, data.length);
    if(myChart!=null)
    {
        myChart.data.labels=local_labels;
        myChart.data.datasets[0].data=local_data;
        myChart.options.title.text='Eye Blinks in the last '+time_limit+" Hour(s)";
        myChart.update();
        return;
    }

    var ctx = document.getElementById("myChart").getContext('2d');
    myChart = new Chart(ctx, {
        type: 'line',
        data: {
            labels: local_labels,
            datasets: [{
                label: 'Number of Eye Blinks',
                data: local_data,
                'ticks':{"source":"2019-02-02 17:43:27.828029"},
                borderColor: "#80b6f4",
            pointBorderColor: "#80b6f4",
            pointBackgroundColor: "#80b6f4",
            pointHoverBackgroundColor: "#80b6f4",
            pointHoverBorderColor: "#80b6f4",

            }]
        },
        options: {

            responsive: true,
        title:{
            display:true,
            text: 'Eye Blinks in the last '+time_limit+" Hour(s)",
        },
        scales: {
            xAxes: [{
                type: 'time',


                time: {
                    displayFormats: {
                        quarter: 'MMM YYYY'
                    }
                }
            }]
        }
    }
    });

}


    window.onload=async function(){
      const fs = require('fs');
      await fs.readFile('engine/stats.csv', 'utf8', async function(err, contents) {
      csvdata=await csvToJSON(contents);
      console.log(csvdata);


      for (var i = 0; i < csvdata.length; i++) {
          data.push(csvdata[i].count);
          labels.push(csvdata[i].time);

      }
      });

        renderChart(0.5);
    };


</script>
<style type="text/css">
    .myButton {
    -moz-box-shadow: 0px 0px 0px 0px #b5b5b5;
    -webkit-box-shadow: 0px 0px 0px 0px #b5b5b5;
    box-shadow: 0px 0px 0px 0px #b5b5b5;
    background-color:#7ce699;
    -moz-border-radius:8px;
    -webkit-border-radius:8px;
    border-radius:8px;
    border:1px solid #ffffff;
    display:inline-block;
    cursor:pointer;
    color:#000000;
    font-family:Courier New;
    font-size:15px;
    padding:13px 40px;
    text-decoration:none;
}
.myButton:hover {
    background-color:#3ccefa;
}
.myButton:active {
    position:relative;
    top:1px;
}
body{
        background: #93cede; /* Old browsers */
    background: -moz-linear-gradient(-45deg, #93cede 0%, #75bdd1 41%, #84edb0 100%); /* FF3.6-15 */
    background: -webkit-linear-gradient(-45deg, #93cede 0%,#75bdd1 41%,#84edb0 100%); /* Chrome10-25,Safari5.1-6 */
    background: linear-gradient(135deg, #93cede 0%,#75bdd1 41%,#84edb0 100%); /* W3C, IE10+, FF16+, Chrome26+, Opera12+, Safari7+ */
    filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#93cede', endColorstr='#84edb0',GradientType=1 );
    }
    .content {
    padding: 30px;
  background: white;
  width: 70%;
  max-width: 900px;
  min-width: 500px;
  min-height: 500px;

  text-align: center;
    font-family: Helvetica, Arial, Sans-Serif;
    overflow: auto;
    }

    .center{
    position: fixed; /* or absolute */
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    }

        .shadow{

      -webkit-box-shadow: 0 8px 6px -6px black;
      -moz-box-shadow: 0 8px 6px -6px black;
       box-shadow: 0 8px 6px -6px black;
        }
</style>
<script>


</script>
<style type="text/css">
        .container {
        width: 90%;
        height: 90%;
    }
</style>
</head>
<body>
    <div class="content shadow center">
    <a onclick="renderChart(0.5)" class="myButton">Last 30 Min</a>
    <a onclick="renderChart(1)" class="myButton">Last 1 Hour</a>
    <a onclick="renderChart(2)" class="myButton">Last 2 Hours</a>
    <a onclick="renderChart(6)" class="myButton">Last 6 Hours</a>

    <div class="container" style="margin: auto;margin: 10px">
        <canvas id="myChart"></canvas>
    </div>
     <a href='./settings.html' class="myButton">Go Back</a>
    </div>

</body>
</html>