forgejo/web_src/js/features/colorpicker.js

67 lines
1.8 KiB
JavaScript

import {createTippy} from '../modules/tippy.js';
export async function initColorPickers() {
const els = document.getElementsByClassName('js-color-picker-input');
if (!els.length) return;
await Promise.all([
import(/* webpackChunkName: "colorpicker" */'vanilla-colorful/hex-color-picker.js'),
import(/* webpackChunkName: "colorpicker" */'../../css/features/colorpicker.css'),
]);
for (const el of els) {
initPicker(el);
}
}
function updateSquare(el, newValue) {
el.style.color = /#[0-9a-f]{6}/i.test(newValue) ? newValue : 'transparent';
}
function updatePicker(el, newValue) {
el.setAttribute('color', newValue);
}
function initPicker(el) {
const input = el.querySelector('input');
const square = document.createElement('div');
square.classList.add('preview-square');
updateSquare(square, input.value);
el.append(square);
const picker = document.createElement('hex-color-picker');
picker.addEventListener('color-changed', (e) => {
input.value = e.detail.value;
input.focus();
updateSquare(square, e.detail.value);
});
input.addEventListener('input', (e) => {
updateSquare(square, e.target.value);
updatePicker(picker, e.target.value);
});
createTippy(input, {
trigger: 'focus click',
theme: 'bare',
hideOnClick: true,
content: picker,
placement: 'bottom-start',
interactive: true,
onShow() {
updatePicker(picker, input.value);
},
});
// init precolors
for (const colorEl of el.querySelectorAll('.precolors .color')) {
colorEl.addEventListener('click', (e) => {
const newValue = e.target.getAttribute('data-color-hex');
input.value = newValue;
input.dispatchEvent(new Event('input', {bubbles: true}));
updateSquare(square, newValue);
});
}
}