feature: add store for tracking network request to API

lib/static/index.js

@@ -9,8 +9,16 @@ import { extractEventDataFromHTML } from '../../lib/services/ics-retriever'
 import generateICS from '../../lib/services/ics-generator'
 
 import boot from '../frontend'
+import { requestStore } from '../frontend/stores'
+import { Request } from '../frontend/records'
 
 (() => {
+  let request = null
+
+  requestStore.subscribe((updatedRequest) => {
+    request = updatedRequest
+  })
+
   document.addEventListener('DOMContentLoaded', boot)
 
   const createRecord = (uri, summary, startTime) => {
@@ -73,17 +81,29 @@ import boot from '../frontend'
     input.disabled = true
     submitButton.disabled = true
     setStatusDownloading()
+
+    requestStore.set(new Request({
+      id: uuidv4(),
+      error: null,
+    }))
   }
 
   const finishedRequest = () => {
     input.disabled = false
     submitButton.disabled = false
     clearStatuses()
+
+    requestStore.set(null)
   }
 
   const handleError = (error) => {
     finishedRequest()
     setStatusError(error)
+
+    requestStore.update((prevRequest) => {
+      prevRequest.error = error
+      return prevRequest
+    })
   }
 
   const postURL = (data) => {