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57 lines
1.3 KiB
57 lines
1.3 KiB
// @ts-check
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import { supportsPassiveEvents } from 'detect-passive-events';
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import { forceSingleColumn } from 'flavours/glitch/initial_state';
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const LAYOUT_BREAKPOINT = 630;
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/**
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* @param {number} width
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* @returns {boolean}
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*/
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export const isMobile = width => width <= LAYOUT_BREAKPOINT;
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/**
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* @param {string} layout_local_setting
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* @returns {string}
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*/
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export const layoutFromWindow = (layout_local_setting) => {
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switch (layout_local_setting) {
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case 'multiple':
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return 'multi-column';
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case 'single':
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if (isMobile(window.innerWidth)) {
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return 'mobile';
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} else {
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return 'single-column';
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}
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default:
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if (isMobile(window.innerWidth)) {
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return 'mobile';
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} else if (forceSingleColumn) {
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return 'single-column';
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} else {
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return 'multi-column';
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}
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}
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};
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// @ts-expect-error
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const iOS = /iPad|iPhone|iPod/.test(navigator.userAgent) && !window.MSStream;
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const listenerOptions = supportsPassiveEvents ? { passive: true } : false;
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let userTouching = false;
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const touchListener = () => {
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userTouching = true;
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window.removeEventListener('touchstart', touchListener);
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};
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window.addEventListener('touchstart', touchListener, listenerOptions);
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export const isUserTouching = () => userTouching;
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export const isIOS = () => iOS;
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