add fix to account for limitations of qs.parse

packages/runtime-common/query.ts

@@ -419,3 +419,34 @@ function assertRangeFilter(
     });
   });
 }
+
+const removeBrackets = (obj: any): any => {
+  if (!obj || typeof obj !== 'object') return obj;
+
+  // Handle arrays
+  if (Array.isArray(obj)) {
+    return obj.map((item) => removeBrackets(item));
+  }
+
+  return Object.entries(obj).reduce((acc, [key, value]) => {
+    // Remove surrounding brackets if they exist
+    const newKey = key.replace(/^\[(.*)\]$/, '$1');
+
+    // Handle arrays in values
+    if (Array.isArray(value)) {
+      acc[newKey] = value.map((item) => removeBrackets(item));
+    } else if (typeof value === 'object' && value !== null) {
+      // Recursively removeBrackets nested objects
+      acc[newKey] = removeBrackets(value);
+    } else {
+      // Handle primitive values
+      acc[newKey] = value;
+    }
+
+    return acc;
+  }, {} as any);
+};
+
+export const parseQuery = (queryString: string) => {
+  return removeBrackets(qs.parse(queryString));
+};

packages/runtime-common/realm.ts

@@ -58,7 +58,7 @@ import {
   SupportedMimeType,
   lookupRouteTable,
 } from './router';
-import { assertQuery } from './query';
+import { assertQuery, parseQuery } from './query';
 import type { Readable } from 'stream';
 import { type CardDef } from 'https://cardstack.com/base/card-api';
 import type * as CardAPI from 'https://cardstack.com/base/card-api';
@@ -75,7 +75,6 @@ import { fetcher } from './fetcher';
 import { RealmIndexQueryEngine } from './realm-index-query-engine';
 import { RealmIndexUpdater } from './realm-index-updater';
 
-import qs from 'qs';
 import {
   MatrixBackendAuthentication,
   Utils,
@@ -1531,7 +1530,7 @@ export class Realm {
       request.headers.get('X-Boxel-Building-Index'),
     );
 
-    let cardsQuery = qs.parse(new URL(request.url).search.slice(1));
+    let cardsQuery = parseQuery(new URL(request.url).search.slice(1));
     assertQuery(cardsQuery);
 
     let doc = await this.#realmIndexQueryEngine.search(cardsQuery, {
@@ -1555,7 +1554,8 @@ export class Realm {
       request.headers.get('X-Boxel-Building-Index'),
     );
 
-    let parsedQueryString = qs.parse(new URL(request.url).search.slice(1));
+    let href = new URL(request.url).search.slice(1);
+    let parsedQueryString = parseQuery(href);
     let htmlFormat = parsedQueryString.prerenderedHtmlFormat as string;
     let cardUrls = parsedQueryString.cardUrls as string[];