extract confirmDeleteNote function

browser/lib/confirmDeleteNote.js

@@ -0,0 +1,23 @@
+import electron from 'electron'
+import i18n from 'browser/lib/i18n'
+const { remote } = electron
+const { dialog } = remote
+
+export function confirmDeleteNote (confirmDeletion, permanent) {
+  if (confirmDeletion || permanent) {
+    const alertConfig = {
+      ype: 'warning',
+      message: i18n.__('Confirm note deletion'),
+      detail: i18n.__('This will permanently remove this note.'),
+      buttons: [i18n.__('Confirm'), i18n.__('Cancel')]
+    }
+
+    const dialogButtonIndex = dialog.showMessageBox(
+      remote.getCurrentWindow(), alertConfig
+    )
+
+    return dialogButtonIndex === 0
+  }
+
+  return true
+}