From ef5b2d63c777ecae47ad41e65d785e1800854bbf Mon Sep 17 00:00:00 2001
From: Sarah Dayan <5370675+sarahdayan@users.noreply.github.com>
Date: Tue, 22 Apr 2025 10:30:41 +0200
Subject: [PATCH] fix(usage): fix how name params are passed

---
 src/commands/start-server.ts | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/src/commands/start-server.ts b/src/commands/start-server.ts
index dc92256..d2e56de 100644
--- a/src/commands/start-server.ts
+++ b/src/commands/start-server.ts
@@ -114,6 +114,28 @@ export async function startServer(opts: StartServerOptions) {
       dashboardApi,
       openApiSpec: UsageSpec,
       toolFilter,
+      requestMiddlewares: [
+        // The Usage API expects `name` parameter as multiple values
+        // rather than comma-separated.
+        async ({ request }) => {
+          const url = new URL(request.url);
+          const nameParams = url.searchParams.get("name");
+
+          if (!nameParams) {
+            return new Request(url, request.clone());
+          }
+
+          const nameValues = nameParams.split(",");
+
+          url.searchParams.delete("name");
+
+          nameValues.forEach((value) => {
+            url.searchParams.append("name", value);
+          });
+
+          return new Request(url, request.clone());
+        },
+      ],
     });
 
     // Ingestion API Tools