let icons = []; let selectedIcon = null; export const IconService = { getIcons() { return fetch('/demo/data/icons.json', { headers: { 'Cache-Control': 'no-cache' } }) .then((res) => res.json()) .then((d) => d.icons); }, getIcon(id) { if (icons) { selectedIcon = icons.find((x) => x.properties.id === id); return selectedIcon; } } };