const extension = require('./extension') const height = 500 const width = 360 const notifications = { show, getPopup, closePopup, } module.exports = notifications window.METAMASK_NOTIFIER = notifications function show () { getPopup((err, popup) => { if (err) throw err if (popup) { // bring focus to existing popup extension.windows.update(popup.id, { focused: true }) } else { // create new popup extension.windows.create({ url: 'notification.html', type: 'popup', focused: true, width, height, }) } }) } function getWindows(cb) { // Ignore in test environment if (!extension.windows) { return cb() } extension.windows.getAll({}, (windows) => { cb(null, windows) }) } function getPopup(cb) { getWindows((err, windows) => { if (err) throw err cb(null, getPopupIn(windows)) }) } function getPopupIn(windows) { return windows ? windows.find((win) => { return (win && win.type === 'popup' && win.height === height && win.width === width) }) : null } function closePopup() { getPopup((err, popup) => { if (err) throw err if (!popup) return extension.windows.remove(popup.id, console.error) }) }