fixup! feat(web-ui): add optional ballot text summary

Author: aduh95

packages/web-ui/src/App.svelte

@@ -33,7 +33,7 @@
   });
 
   function maybeUpdateSummary() {
-    ballotSummary = shouldSummarize ? (async () => {
+    ballotSummary = shouldSummarize && ballot ? (async () => {
       // Lazy-loading as the summary is only a nice-to-have.
       const { getSummarizedBallot } = await import("./ballotSummary.ts");
       return getSummarizedBallot(ballot);
@@ -43,7 +43,7 @@
     encryptDataPromise = (async () => {
         const { encryptedSecret, saltedCiphertext } = await encryptData(
           textEncoder.encode(ballotContent) as Uint8Array,
-          await fetchedPublicKey
+          await publicKey
         );
         return JSON.stringify({
           encryptedSecret: uint8ArrayToBase64(new Uint8Array(encryptedSecret)),

packages/web-ui/src/FillBallotForm.svelte

@@ -31,7 +31,7 @@
     {#await fetchedPublicKey}
       <button type="submit" disabled>Loading public key…</button>
     {:then}
-      <button type="submit">Encrypt ballot</button>
+      <button type="submit">Next</button>
     {/await}
   </form>
 {:catch error}

packages/web-ui/src/ballotSummary.ts

@@ -6,6 +6,9 @@ import {
 
 export function getSummarizedBallot(ballotStr: string) {
   const ballot = yaml.load(ballotStr) as { preferences: Array<{title: string, score: number}> };
+  if (!Array.isArray(ballot?.preferences)) {
+    throw new Error('Ballot does not contain a list of preferences');
+  }
   return summarizeCondorcetBallotForVoter(
     _getSummarizedBallot({
       voter: {},