BangleApps/apps/health/interface.html

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<html>
<head>
<link rel="stylesheet" href="../../css/spectre.min.css">
</head>
<body>
<div id="content"></div>
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<script src="../../core/lib/interface.js"></script>
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<script type="module" src="chart.min.js"></script>
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<script>
const DB_RECORD_LEN = 4;
const DB_RECORDS_PER_HR = 6;
const DB_RECORDS_PER_DAY = DB_RECORDS_PER_HR*24 + 1/*summary*/;
const DB_RECORDS_PER_MONTH = DB_RECORDS_PER_DAY*31;
const DB_HEADER_LEN = 8;
const DB_FILE_LEN = DB_HEADER_LEN + DB_RECORDS_PER_MONTH*DB_RECORD_LEN;
var domContent = document.getElementById("content");
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function saveCSV(data, date, title) {
// date = "2021-9"/ etc
var csv = "Date,Time,Steps,Heartrate,Movement\n";
var f = data;
var idx = DB_HEADER_LEN;
for (var day=0;day<31;day++) {
for (var hr=0;hr<24;hr++) { // actually 25, see below
for (var m=0;m<DB_RECORDS_PER_HR;m++) {
var h = f.substr(idx, DB_RECORD_LEN);
if (h!="\xFF\xFF\xFF\xFF") {
var h = {
day:day+1, hr : hr, min:m*10,
steps : (h.charCodeAt(0)<<8) | h.charCodeAt(1),
bpm : h.charCodeAt(2),
movement : h.charCodeAt(3)
};
csv += [
date + "-" + h.day,
h.hr+":"+h.min.toString().padStart(2,0),
h.steps,
h.bpm||"",
h.movement
].join(",")+"\n";
}
idx += DB_RECORD_LEN;
}
}
idx += DB_RECORD_LEN; // +1 because we have an extra record with totals for the end of the day
}
Util.saveCSV(title, csv);
}
function downloadHealth(filename, callback) {
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Util.showModal("Downloading Health info...");
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Util.readStorage(filename, data => {
Util.hideModal();
callback(data);
});
}
function getMonthList() {
Util.showModal("Loading...");
domContent.innerHTML = "";
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Puck.eval(`require("Storage").list(/^health-.*\\.raw$/)`,files=>{
files = files.map(f => {
var m = f.match(/^health-([^\.]+)\.raw$/);
return {
filename : f,
date : m[1], // eg 2021-9
str : new Date(m[1]).toLocaleString(undefined, {month:'long',year:'numeric'})
}
})
var htmlOverview = `<table class="table table-striped table-hover">
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<thead>
<tr>
<th>Month</th>
<th></th>
</tr>
</thead>
<tbody>\n`;
files.forEach(f => {
htmlOverview += `
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<tr>
<td>${f.str}</td>
<td>
<button class="btn btn-primary" filename="${f.filename}" date="${f.date}" task="downloadcsv">Download CSV</button>
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<button class="btn btn-primary" filename="${f.filename}" date="${f.date}" monthstr="${f.str}" task="monthtable">Table</button>
<button class="btn btn-primary" filename="${f.filename}" date="${f.date}" monthstr="${f.str}" task="monthgraph">Graph</button>
<button class="btn btn-error" filename="${f.filename}" date="${f.date}" task="delete" style="float: right;margin-right: 5px;">Delete</button>
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</td>
</tr>
`;
});
if (files.length==0) {
htmlOverview += `
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<tr>
<td>No data recorded</td>
<td></td>
</tr>
`;
}
htmlOverview += `
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</tbody>
</table>`;
domContent.innerHTML = htmlOverview;
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Util.hideModal();
var buttons = domContent.querySelectorAll("button");
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for (var i=0;i<buttons.length;i++) {
buttons[i].addEventListener("click",event => {
var button = event.currentTarget;
var filename = button.getAttribute("filename");
var date = button.getAttribute("date");
if (!filename || !date) return;
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var monthstr = button.getAttribute("monthstr");
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var task = button.getAttribute("task");
if (task=="delete") {
Util.showModal("Deleting...");
Util.eraseStorage(filename,()=>{
Util.hideModal();
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getMonthList();
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});
}
if (task=="downloadcsv") {
downloadHealth(filename, data => saveCSV(data, date, `Bangle.js Health ${date}`));
}
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if (task=="monthtable") {
viewMonthDataAsTable(filename, date, monthstr);
}
if (task=="monthgraph") {
viewMonthDataAsGraph(filename, date, monthstr);
}
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});
}
})
}
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function getDailyData(data) {
var dailyData = [];
var idx = DB_HEADER_LEN;
for (var day = 0; day < 31; day++) {
var dayData = {steps: 0, bpm: 0, movement: 0};
let bpmCnt = 0;
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for (var hr = 0; hr < 24; hr++) { // actually 25, see below
for (var m = 0; m < DB_RECORDS_PER_HR; m++) {
var h = data.substr(idx, DB_RECORD_LEN);
if (h != "\xFF\xFF\xFF\xFF") {
var h = {
day : day + 1,
hr : hr,
min : m * 10,
steps : (h.charCodeAt(0) << 8) | h.charCodeAt(1),
bpm : h.charCodeAt(2),
movement : h.charCodeAt(3)
};
dayData.steps += h.steps; // sum
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if (h.bpm > 0) {
dayData.bpm = dayData.bpm + h.bpm;
bpmCnt++;
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}
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dayData.movement += h.movement; // sum
}
idx += DB_RECORD_LEN;
}
}
idx += DB_RECORD_LEN; // +1 because we have an extra record with totals
// for the end of the day
if (bpmCnt > 0) {
dayData.bpm = Math.round(dayData.bpm/bpmCnt); // average
}
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dailyData[day + 1] = dayData;
}
return dailyData;
}
function viewMonthDataAsTable(filename, date, monthstr) {
Util.showModal("Reading Health info...");
Util.readStorage(
filename, data => {
Util.hideModal();
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var htmlOverview = `<h1>` + monthstr + `</ h1>
<button class="btn btn-primary" id="backtomonth" style="float: right;margin-right: 5px;">Back</button>
<table class="table table-striped table-hover">
<thead>
<tr>
<th>Day</th>
<th>Steps</th>
<th>BPM</th>
<th>Movement</th>
</tr>
</thead>
<tbody>\n`;
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var dailyData = getDailyData(data);
for (var i = 1; i < dailyData.length + 1; i++) {
var dayData = dailyData[i];
if (dayData) {
htmlOverview += `<tr>
<td>${i}</td>
<td>${dayData.steps}</td>
<td>${Math.round(dayData.bpm)}</td>
<td>${dayData.movement}</td></tr>`
}
}
htmlOverview += `</tbody></table>`;
domContent.innerHTML = htmlOverview;
domContent.querySelector("#backtomonth").addEventListener("click",event => {
getMonthList();
});
});
}
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function viewMonthDataAsGraph(filename, date, monthstr) {
Util.showModal("Reading Health info...");
Util.readStorage(
filename, data => {
Util.hideModal();
var html = `<h1>` + monthstr + `</ h1>
<button class="btn btn-primary" id="backtomonth" style="float: right;margin-right: 5px;">Back</button>
<h2>Steps</h2>
<canvas id="chartSteps"></canvas>
<h2>BPM</h2>
<canvas id="chartBPM"></canvas>
<h2>Movement</h2>
<canvas id="chartMovement"></canvas>`
domContent.innerHTML = html;
domContent.querySelector("#backtomonth").addEventListener("click",event => {
getMonthList();
});
var labels = [];
var dataSteps = [], dataBPM = [], dataMovement = [];
var dailyData = getDailyData(data);
for (var i = 1; i < dailyData.length + 1; i++) {
var dayData = dailyData[i];
if (dayData) {
labels.push(i);
dataSteps.push(dayData.steps);
dataBPM.push(dayData.bpm);
dataMovement.push(dayData.movement);
}
}
new Chart(document.getElementById("chartSteps"), {
type: 'bar',
data: {
labels: labels,
datasets: [{
label: '# of steps',
data: dataSteps,
borderWidth: 1
}]
},
options: {
scales: {
y: {
beginAtZero: true
}
}
}
});
new Chart(document.getElementById("chartBPM"), {
type: 'bar',
data: {
labels: labels,
datasets: [{
label: 'Beats per minute',
data: dataBPM,
borderWidth: 1
}]
},
options: {
scales: {
y: {
beginAtZero: true
}
}
}
});
new Chart(document.getElementById("chartMovement"), {
type: 'bar',
data: {
labels: labels,
datasets: [{
label: 'Movement',
data: dataMovement,
borderWidth: 1
}]
},
options: {
scales: {
y: {
beginAtZero: true
}
}
}
});
});
}
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function onInit() {
getMonthList();
}
</script>
</body>
</html>