X-Git-Url: https://git.piment-noir.org/?a=blobdiff_plain;f=src%2Fpools%2Fselection-strategies%2Fround-robin-worker-choice-strategy.ts;h=aa3ee108ced7d528f1d5ea90204c4306f841226c;hb=facb41d7d33bd6c11970da5e946c51347824fd54;hp=835860930b0d76f54c37d547b73274d9bf7fb175;hpb=e102732c0e3966b81834b2c0bdd087eb051162ad;p=poolifier.git

diff --git a/src/pools/selection-strategies/round-robin-worker-choice-strategy.ts b/src/pools/selection-strategies/round-robin-worker-choice-strategy.ts
index 83586093..aa3ee108 100644
--- a/src/pools/selection-strategies/round-robin-worker-choice-strategy.ts
+++ b/src/pools/selection-strategies/round-robin-worker-choice-strategy.ts
@@ -4,7 +4,6 @@ import type { IWorker } from '../worker'
 import { AbstractWorkerChoiceStrategy } from './abstract-worker-choice-strategy'
 import type {
   IWorkerChoiceStrategy,
-  StrategyPolicy,
   WorkerChoiceStrategyOptions
 } from './selection-strategies-types'
 
@@ -22,11 +21,6 @@ export class RoundRobinWorkerChoiceStrategy<
   >
   extends AbstractWorkerChoiceStrategy<Worker, Data, Response>
   implements IWorkerChoiceStrategy {
-  /** @inheritDoc */
-  public readonly strategyPolicy: StrategyPolicy = {
-    useDynamicWorker: true
-  }
-
   /** @inheritDoc */
   public constructor (
     pool: IPool<Worker, Data, Response>,
@@ -38,7 +32,7 @@ export class RoundRobinWorkerChoiceStrategy<
 
   /** @inheritDoc */
   public reset (): boolean {
-    this.nextWorkerNodeId = 0
+    this.resetWorkerNodeKeyProperties()
     return true
   }
 
@@ -48,24 +42,38 @@ export class RoundRobinWorkerChoiceStrategy<
   }
 
   /** @inheritDoc */
-  public choose (): number {
-    const chosenWorkerNodeKey = this.nextWorkerNodeId
-    this.nextWorkerNodeId =
-      this.nextWorkerNodeId === this.pool.workerNodes.length - 1
-        ? 0
-        : this.nextWorkerNodeId + 1
+  public choose (): number | undefined {
+    const chosenWorkerNodeKey = this.nextWorkerNodeKey
+    this.setPreviousWorkerNodeKey(chosenWorkerNodeKey)
+    this.roundRobinNextWorkerNodeKey()
     return chosenWorkerNodeKey
   }
 
   /** @inheritDoc */
   public remove (workerNodeKey: number): boolean {
-    if (this.nextWorkerNodeId === workerNodeKey) {
-      if (this.pool.workerNodes.length === 0) {
-        this.nextWorkerNodeId = 0
-      } else if (this.nextWorkerNodeId > this.pool.workerNodes.length - 1) {
-        this.nextWorkerNodeId = this.pool.workerNodes.length - 1
-      }
+    if (this.pool.workerNodes.length === 0) {
+      this.reset()
+    }
+    if (
+      this.nextWorkerNodeKey === workerNodeKey &&
+      this.nextWorkerNodeKey > this.pool.workerNodes.length - 1
+    ) {
+      this.nextWorkerNodeKey = this.pool.workerNodes.length - 1
+    }
+    if (
+      this.previousWorkerNodeKey === workerNodeKey &&
+      this.previousWorkerNodeKey > this.pool.workerNodes.length - 1
+    ) {
+      this.previousWorkerNodeKey = this.pool.workerNodes.length - 1
     }
     return true
   }
+
+  private roundRobinNextWorkerNodeKey (): number | undefined {
+    this.nextWorkerNodeKey =
+      this.nextWorkerNodeKey === this.pool.workerNodes.length - 1
+        ? 0
+        : (this.nextWorkerNodeKey ?? this.previousWorkerNodeKey) + 1
+    return this.nextWorkerNodeKey
+  }
 }