send/app/templates/progress/index.js
2018-02-15 15:54:59 -08:00

41 lines
1.1 KiB
JavaScript

const html = require('choo/html');
const percent = require('../../utils').percent;
const radius = 73;
const oRadius = radius + 10;
const oDiameter = oRadius * 2;
const circumference = 2 * Math.PI * radius;
module.exports = function(progressRatio) {
const dashOffset = (1 - progressRatio) * circumference;
const percentComplete = percent(progressRatio);
const div = html`
<div class="progress">
<svg
width="${oDiameter}"
height="${oDiameter}"
viewPort="0 0 ${oDiameter} ${oDiameter}"
version="1.1">
<circle
class="progress__bg"
r="${radius}"
cx="${oRadius}"
cy="${oRadius}"
fill="transparent"/>
<circle
class="progress__bar"
r="${radius}"
cx="${oRadius}"
cy="${oRadius}"
fill="transparent"
transform="rotate(-90 ${oRadius} ${oRadius})"
stroke-dasharray="${circumference}"
stroke-dashoffset="${dashOffset}"/>
<text class="progress__percent" text-anchor="middle" x="50%" y="98">
${percentComplete}
</text>
</svg>
</div>
`;
return div;
};