From afb83b2408a2b25f36382619b88610b0852e0070 Mon Sep 17 00:00:00 2001
From: "Carlos R. L. Rodrigues"
 <37986729+carlos-r-l-rodrigues@users.noreply.github.com>
Date: Sun, 8 Sep 2024 07:58:48 -0300
Subject: [PATCH] fix(orchestration): filter out undefined items (#9046)

---
 .../orchestration/src/joiner/remote-joiner.ts | 19 +++++++++++++++++--
 1 file changed, 17 insertions(+), 2 deletions(-)

diff --git a/packages/core/orchestration/src/joiner/remote-joiner.ts b/packages/core/orchestration/src/joiner/remote-joiner.ts
index 2b21b71385..530875b368 100644
--- a/packages/core/orchestration/src/joiner/remote-joiner.ts
+++ b/packages/core/orchestration/src/joiner/remote-joiner.ts
@@ -92,7 +92,18 @@ export class RemoteJoiner {
   }
 
   private static getNestedItems(items: any[], property: string): any[] {
-    return items.flatMap((item) => item?.[property])
+    const result: unknown[] = []
+    for (const item of items) {
+      const allValues = item?.[property] ?? []
+      const values = Array.isArray(allValues) ? allValues : [allValues]
+      for (const value of values) {
+        if (isDefined(value)) {
+          result.push(value)
+        }
+      }
+    }
+
+    return result
   }
 
   private static createRelatedDataMap(
@@ -377,7 +388,11 @@ export class RemoteJoiner {
     const isObj = isDefined(response.path)
     let resData = isObj ? response.data[response.path!] : response.data
 
-    resData = Array.isArray(resData) ? resData : [resData]
+    resData = isDefined(resData)
+      ? Array.isArray(resData)
+        ? resData
+        : [resData]
+      : []
 
     this.checkIfKeysExist(
       uniqueIds,