Error handling (#121)

theseus_gui/src/store/notifications.js

@@ -0,0 +1,25 @@
+import { defineStore } from 'pinia'
+
+export const useNotifications = defineStore('notificationsStore', {
+  state: () => ({
+    notificationsWrapper: null,
+  }),
+  actions: {
+    setNotifs(notifs) {
+      this.notificationsWrapper = notifs
+    },
+    addNotification(notif) {
+      this.notificationsWrapper.addNotification(notif)
+    },
+  },
+})
+
+export const handleError = (err) => {
+  const notifs = useNotifications()
+  notifs.addNotification({
+    title: 'An error occurred',
+    text: err.message ?? err,
+    type: 'error',
+  })
+  console.error(err)
+}