chore: use `biome` instead of `rome`
[poolifier.git] / src / pools / selection-strategies / least-elu-worker-choice-strategy.ts
index 9c29a30a965fa09ec78fd4f916206ceee39f4047..0fe9cbec0275513ee8d6feed443915cf77536f07 100644 (file)
@@ -56,24 +56,26 @@ export class LeastEluWorkerChoiceStrategy<
   }
 
   /** @inheritDoc */
-  public choose (): number {
-    let minWorkerElu = Infinity
-    for (const [workerNodeKey, workerNode] of this.pool.workerNodes.entries()) {
-      const workerUsage = workerNode.workerUsage
-      const workerElu = workerUsage.elu?.active.aggregate ?? 0
-      if (workerElu === 0) {
-        this.nextWorkerNodeId = workerNodeKey
-        break
-      } else if (workerElu < minWorkerElu) {
-        minWorkerElu = workerElu
-        this.nextWorkerNodeId = workerNodeKey
-      }
-    }
-    return this.nextWorkerNodeId
+  public choose (): number | undefined {
+    this.setPreviousWorkerNodeKey(this.nextWorkerNodeKey)
+    this.nextWorkerNodeKey = this.leastEluNextWorkerNodeKey()
+    return this.nextWorkerNodeKey
   }
 
   /** @inheritDoc */
   public remove (): boolean {
     return true
   }
+
+  private leastEluNextWorkerNodeKey (): number | undefined {
+    return this.pool.workerNodes.reduce(
+      (minWorkerNodeKey, workerNode, workerNodeKey, workerNodes) => {
+        return (workerNode.usage.elu.active.aggregate ?? 0) <
+          (workerNodes[minWorkerNodeKey].usage.elu.active.aggregate ?? 0)
+          ? workerNodeKey
+          : minWorkerNodeKey
+      },
+      0
+    )
+  }
 }