99 lines
2.8 KiB
JavaScript
99 lines
2.8 KiB
JavaScript
/* global $ $$ moveFocus setupLivePrefs */// dom.js
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/* global API */// msg.js
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/* global editor */
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/* global helpPopup */// util.js
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/* global t */// localization.js
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/* global debounce */// toolbox.js
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/* exported StyleSettings */
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'use strict';
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async function StyleSettings() {
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const AUTOSAVE_DELAY = 500; // same as config-dialog.js
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const SS_ID = 'styleSettings';
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await t.fetchTemplate('/edit/settings.html', SS_ID);
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const {style} = editor;
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const ui = t.template[SS_ID].cloneNode(true);
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const elAuto = $('#config\\.autosave', ui);
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const elSave = $('#ss-save', ui);
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const pendingSetters = new Map();
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const updaters = [
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initInput('#ss-update-url', () => style.updateUrl || '',
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val => API.styles.config(style.id, 'updateUrl', val)),
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initRadio('ss-scheme', () => style.preferScheme || 'none',
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val => API.styles.config(style.id, 'preferScheme', val)),
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initArea('inclusions'),
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initArea('exclusions'),
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];
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update();
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window.on(SS_ID, update);
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window.on('closeHelp', () => window.off(SS_ID, update), {once: true});
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helpPopup.show(t(SS_ID), ui, {
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className: 'style-settings-popup',
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});
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elSave.onclick = save;
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$('#ss-close', ui).onclick = helpPopup.close;
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setupLivePrefs([elAuto.id]);
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moveFocus(ui, 0);
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function autosave(el, setter) {
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pendingSetters.set(el, setter);
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helpPopup.div.classList.add('dirty');
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elSave.disabled = false;
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if (elAuto.checked) debounce(save, AUTOSAVE_DELAY);
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}
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function initArea(type) {
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const selector = `#ss-${type}`;
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const el = $(selector, ui);
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el.oninput = () => {
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const val = el.value;
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el.rows = val.match(/^/gm).length + !val.endsWith('\n');
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};
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return initInput(selector,
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() => {
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const list = style[type] || [];
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const text = list.join('\n');
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el.rows = (list.length || 1) + 1;
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return text;
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},
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val => API.styles.config(style.id, type, textToList(val))
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);
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}
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function initInput(selector, getter, setter) {
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const el = $(selector, ui);
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el.oninput = () => autosave(el, setter);
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return () => {
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const val = getter();
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// Skipping if unchanged to preserve the Undo history of the input
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if (el.value !== val) el.value = val;
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};
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}
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function initRadio(name, getter, setter) {
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for (const el of $$(`[name="${name}"]`, ui)) {
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el.onchange = () => {
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if (el.checked) autosave(el, setter);
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};
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}
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return () => {
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$(`[name="${name}"][value="${getter()}"]`, ui).checked = true;
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};
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}
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function save() {
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pendingSetters.forEach((fn, el) => fn(el.value));
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pendingSetters.clear();
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helpPopup.div.classList.remove('dirty');
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elSave.disabled = true;
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}
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function textToList(text) {
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return text.split(/\n/).map(s => s.trim()).filter(Boolean);
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}
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function update() {
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updaters.forEach(fn => fn());
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}
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}
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