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

57 lines
1.6 KiB
JavaScript

const html = require('choo/html');
const number = require('../../utils').number;
module.exports = function(selected, options, translate, changed) {
const id = `select-${Math.random()}`;
let x = selected;
function close() {
const ul = document.getElementById(id);
const body = document.querySelector('body');
ul.classList.remove('selectbox__options--active');
body.removeEventListener('click', close);
}
function toggle(event) {
event.stopPropagation();
const ul = document.getElementById(id);
if (ul.classList.contains('selectbox__options--active')) {
close();
} else {
ul.classList.add('selectbox__options--active');
const body = document.querySelector('body');
body.addEventListener('click', close);
}
}
function choose(event) {
event.stopPropagation();
const target = event.target;
const value = +target.dataset.value;
target.parentNode.previousSibling.firstElementChild.textContent = translate(
value
);
if (x !== value) {
x = value;
changed(value);
}
close();
}
return html`
<div class="selectbox">
<div onclick=${toggle}>
<span class="link">${translate(selected)}</span>
<svg width="32" height="32">
<polygon points="8 18 17 28 26 18" fill="#0094fb"/>
</svg>
</div>
<ul id="${id}" class="selectbox__options">
${options.map(
i =>
html`<li class="selectbox__option" onclick=${choose} data-value="${i}">${number(
i
)}</li>`
)}
</ul>
</div>`;
};