Fix account linking issues (#128)

Everything's looking good/working well 👌🏼 Nice catch 🙏🏼

src/lib/auth/account.ts

@@ -122,3 +122,32 @@ export const loadAccount = async (hashedUsername: string, fullUsername: string):
     backupCreated: backupStatus.created
   }))
 }
+
+export async function waitForDataRoot(username: string): Promise<void> {
+  const session = getStore(sessionStore)
+  const reference = session.program?.components.reference
+  const EMPTY_CID = 'Qmc5m94Gu7z62RC8waSKkZUrCCBJPyHbkpmGzEePxy2oXJ'
+
+  if (!reference) throw new Error('Program must be initialized to check for data root')
+
+  let dataRoot = await reference.dataRoot.lookup(username)
+
+  if (dataRoot.toString() !== EMPTY_CID) return
+
+  return new Promise((resolve) => {
+    const maxRetries = 50
+    let attempt = 0
+
+    const dataRootInterval = setInterval(async () => {
+      dataRoot = await reference.dataRoot.lookup(username)
+
+      if (dataRoot.toString() === EMPTY_CID && attempt < maxRetries) {
+        attempt++
+        return
+      }
+
+      clearInterval(dataRootInterval)
+      resolve()
+    }, 500)
+  })
+}

src/routes/link-device/+page.svelte

@@ -6,6 +6,8 @@
   import { addNotification } from '$lib/notifications'
   import { createAccountLinkingConsumer } from '$lib/auth/linking'
   import { loadAccount } from '$lib/auth/account'
+  import { sessionStore } from '../../stores'
+  import { waitForDataRoot } from '$lib/auth/account'
   import type { LinkDeviceView } from '$lib/views'
   import FilesystemActivity from '$components/common/FilesystemActivity.svelte'
   import LinkDevice from '$components/auth/link-device/LinkDevice.svelte'
@@ -33,6 +35,8 @@
       if (approved) {
         view = 'load-filesystem'
 
+        // See https://github.com/oddsdk/ts-odd/issues/529
+        await waitForDataRoot(hashedUsername)
         await loadAccount(hashedUsername, fullUsername)
 
         addNotification("You're now connected!", 'success')
@@ -51,7 +55,9 @@
     goto('/')
   }
 
-  initAccountLinkingConsumer()
+  if (!$sessionStore.session) {
+    initAccountLinkingConsumer()
+  }
 </script>
 
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