From 9bbf4e1dc0aa175f737a372e39b20f8f7c0628a8 Mon Sep 17 00:00:00 2001
From: Marek Pietrzak <m.pietrzak@molecule.one>
Date: Wed, 29 Oct 2025 18:11:10 +0100
Subject: [PATCH] fix azure adapter listFiles ignoring numFiles

---
 src/AdapterAzureBlob.ts | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

diff --git a/src/AdapterAzureBlob.ts b/src/AdapterAzureBlob.ts
index 003a8a0..8e78fa2 100644
--- a/src/AdapterAzureBlob.ts
+++ b/src/AdapterAzureBlob.ts
@@ -277,12 +277,21 @@ export class AdapterAzureBlob extends AbstractAdapter {
         includeSnapshots: false,
         prefix, // Filter results by blob name prefix
       };
+      let maxPageSize = 5000;
+      if (numFiles < maxPageSize) {
+        maxPageSize = numFiles;
+      }
       const files: [string, number][] = [];
-      const data = this._client.getContainerClient(name).listBlobsFlat(listOptions);
-      for await (const blob of data) {
+      for await (const blob of this._client
+        .getContainerClient(name)
+        .listBlobsFlat(listOptions)
+        .byPage({ maxPageSize })) {
         if (typeof blob.properties.contentLength !== "undefined") {
           files.push([blob.name, blob.properties.contentLength]);
         }
+        if (files.length >= numFiles) {
+          break;
+        }
       }
       return { value: files, error: null };
     } catch (e) {