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const extension = require('extensionizer')
const height = 620
const width = 360
class NotificationManager {
//
// Public
//
showPopup () {
this._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',
width,
height,
})
}
})
}
closePopup () {
this._getPopup((err, popup) => {
if (err) throw err
if (!popup) return
extension.windows.remove(popup.id, console.error)
})
}
//
// Private
//
_getPopup (cb) {
this._getWindows((err, windows) => {
if (err) throw err
cb(null, this._getPopupIn(windows))
})
}
_getWindows (cb) {
// Ignore in test environment
if (!extension.windows) {
return cb()
}
extension.windows.getAll({}, (windows) => {
cb(null, windows)
})
}
_getPopupIn (windows) {
return windows ? windows.find((win) => {
return (win && win.type === 'popup' &&
win.height === height &&
win.width === width)
}) : null
}
}
module.exports = NotificationManager
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