fix(notifications): preserve run and package result identity

src/main/download-manager.ts

@@ -466,7 +466,7 @@ type DownloadManagerOptions = {
   protectEmptyClobber?: boolean;
 };
 
-type PendingRunResult = {
+type RunLifecycleContext = {
   id: string;
   startedAt: number;
   packageGenerations: Map<string, number>;
@@ -1936,13 +1936,11 @@ export class DownloadManager extends EventEmitter {
 
   private historyRecordedPackages = new Set<string>();
 
-  private packageResultGenerations = new Map<string, number>();
-
   private finalizedPackageResults = new Map<string, PackageResult>();
 
-  private runPackageGenerations = new Map<string, number>();
+  private runContexts = new Map<string, RunLifecycleContext>();
 
-  private pendingRunResult: PendingRunResult | null = null;
+  private standalonePackageResults = new Set<string>();
 
   private successDigestResults = new Map<string, PackageResultEnvelope>();
 
@@ -3122,10 +3120,9 @@ export class DownloadManager extends EventEmitter {
     this.runOutcomes.clear();
     this.runCompletedPackages.clear();
     this.historyRecordedPackages.clear();
-    this.packageResultGenerations.clear();
     this.finalizedPackageResults.clear();
-    this.runPackageGenerations.clear();
+    this.runContexts.clear();
-    this.pendingRunResult = null;
+    this.standalonePackageResults.clear();
     this.successDigestResults.clear();
     if (this.successDigestTimer) {
       clearTimeout(this.successDigestTimer);
@@ -3194,6 +3191,7 @@ export class DownloadManager extends EventEmitter {
         cleanedTotalBytes: 0,
         cleanedUrls: [],
         cleanedProviders: [],
+        resultGeneration: 1,
         downloadStartedAt: 0,
         downloadCompletedAt: 0,
         createdAt: nowMs(),
@@ -3240,7 +3238,7 @@ export class DownloadManager extends EventEmitter {
         if (this.session.running) {
           this.runItemIds.add(itemId);
           this.runPackageIds.add(packageId);
-          this.runPackageGenerations.set(packageId, this.beginPackageResultGeneration(packageId));
+          this.beginPackageResultGeneration(packageId);
         }
         if (looksLikeOpaqueFilename(fileName)) {
           const existing = unresolvedByLink.get(link) ?? [];
@@ -4008,6 +4006,35 @@ export class DownloadManager extends EventEmitter {
     return false;
   }
 
+  private async countPackageOutputFiles(rootDir: string): Promise<number> {
+    if (!rootDir) {
+      return 0;
+    }
+    const stack = [rootDir];
+    let count = 0;
+    while (stack.length > 0) {
+      const current = stack.pop() as string;
+      let entries: fs.Dirent[] = [];
+      try {
+        entries = await fs.promises.readdir(current, { withFileTypes: true });
+      } catch {
+        continue;
+      }
+      for (const entry of entries) {
+        const fullPath = path.join(current, entry.name);
+        if (entry.isSymbolicLink()) {
+          continue;
+        }
+        if (entry.isDirectory()) {
+          stack.push(fullPath);
+        } else if (entry.isFile() && !isArchiveLikePath(fullPath) && !isIgnorableEmptyDirFileName(entry.name)) {
+          count += 1;
+        }
+      }
+    }
+    return count;
+  }
+
   private async removeEmptyDirectoryTree(rootDir: string): Promise<number> {
     if (!rootDir) {
       return 0;
@@ -5288,32 +5315,6 @@ export class DownloadManager extends EventEmitter {
     return false;
   }
 
-  // Packages whose post-processing (task, deferred pass or hybrid round) is still
-  // alive must keep their run-membership when the run set is replaced/cleared —
-  // otherwise their terminal notification is dropped as soon as session.running
-  // flips false (the notify guard checks running || runPackageIds).
-  private addTrailingPostProcessPackageIds(target: Set<string>): void {
-    for (const id of this.packagePostProcessTasks.keys()) {
-      target.add(id);
-    }
-    for (const [id, controller] of this.packageDeferredPostProcessAbortControllers) {
-      if (!controller.signal.aborted) {
-        target.add(id);
-      }
-    }
-    for (const [id, tasks] of this.packageHybridPostProcessTasks) {
-      if (tasks.size > 0) target.add(id);
-    }
-    for (const [id, hybridSet] of this.packageHybridPostProcessControllers) {
-      for (const c of hybridSet) {
-        if (!c.signal.aborted) {
-          target.add(id);
-          break;
-        }
-      }
-    }
-  }
-
   private buildCollectFolderCandidates(sourcePath: string, sourceRoot: string, pkg: PackageEntry): string[] {
     const folderCandidates: string[] = [];
     let currentDir = path.dirname(sourcePath);
@@ -5784,7 +5785,6 @@ export class DownloadManager extends EventEmitter {
         this.runItemIds.add(itemId);
       }
       this.runPackageIds.add(packageId);
-      this.runPackageGenerations.set(packageId, this.getPackageResultGeneration(packageId));
     }
 
     await Promise.allSettled(postProcessTasks);
@@ -5867,7 +5867,6 @@ export class DownloadManager extends EventEmitter {
       }
       if (this.session.running) {
         this.runPackageIds.add(pkgId);
-        this.runPackageGenerations.set(pkgId, this.getPackageResultGeneration(pkgId));
       }
     }
 
@@ -5990,7 +5989,7 @@ export class DownloadManager extends EventEmitter {
         if (item.status === "queued" || item.status === "reconnect_wait") {
           this.runItemIds.add(item.id);
           this.runPackageIds.add(item.packageId);
-          this.runPackageGenerations.set(item.packageId, this.beginPackageResultGeneration(item.packageId));
+          this.beginPackageResultGeneration(item.packageId);
         }
       }
       this.persistSoon();
@@ -6013,9 +6012,6 @@ export class DownloadManager extends EventEmitter {
     }
     this.runItemIds = new Set(runItems.map((item) => item.id));
     this.runPackageIds = new Set(runItems.map((item) => item.packageId));
-    this.addTrailingPostProcessPackageIds(this.runPackageIds);
-    this.runPackageGenerations.clear();
-    this.ensureRunPackageGenerations(this.runPackageIds);
     this.runOutcomes.clear();
     this.runCompletedPackages.clear();
     this.retryAfterByItem.clear();
@@ -6098,7 +6094,7 @@ export class DownloadManager extends EventEmitter {
         if (item.status === "queued" || item.status === "reconnect_wait") {
           this.runItemIds.add(item.id);
           this.runPackageIds.add(item.packageId);
-          this.runPackageGenerations.set(item.packageId, this.beginPackageResultGeneration(item.packageId));
+          this.beginPackageResultGeneration(item.packageId);
         }
       }
       this.persistSoon();
@@ -6122,9 +6118,6 @@ export class DownloadManager extends EventEmitter {
     }
     this.runItemIds = new Set(runItems.map((item) => item.id));
     this.runPackageIds = new Set(runItems.map((item) => item.packageId));
-    this.addTrailingPostProcessPackageIds(this.runPackageIds);
-    this.runPackageGenerations.clear();
-    this.ensureRunPackageGenerations(this.runPackageIds);
     this.runOutcomes.clear();
     this.runCompletedPackages.clear();
     this.retryAfterByItem.clear();
@@ -6218,9 +6211,6 @@ export class DownloadManager extends EventEmitter {
       if (this.packagePostProcessTasks.size > 0) {
         this.runItemIds.clear();
         this.runPackageIds.clear();
-        this.addTrailingPostProcessPackageIds(this.runPackageIds);
-        this.runPackageGenerations.clear();
-        this.ensureRunPackageGenerations(this.runPackageIds);
         this.runOutcomes.clear();
         this.runCompletedPackages.clear();
         this.session.running = true;
@@ -6239,9 +6229,6 @@ export class DownloadManager extends EventEmitter {
       }
       this.runItemIds.clear();
       this.runPackageIds.clear();
-      this.addTrailingPostProcessPackageIds(this.runPackageIds);
-      this.runPackageGenerations.clear();
-      this.ensureRunPackageGenerations(this.runPackageIds);
       this.runOutcomes.clear();
       this.runCompletedPackages.clear();
       this.retryAfterByItem.clear();
@@ -6272,9 +6259,6 @@ export class DownloadManager extends EventEmitter {
     }
     this.runItemIds = new Set(runItems.map((item) => item.id));
     this.runPackageIds = new Set(runItems.map((item) => item.packageId));
-    this.addTrailingPostProcessPackageIds(this.runPackageIds);
-    this.runPackageGenerations.clear();
-    this.ensureRunPackageGenerations(this.runPackageIds);
     this.runOutcomes.clear();
     this.runCompletedPackages.clear();
     this.retryAfterByItem.clear();
@@ -6373,14 +6357,9 @@ export class DownloadManager extends EventEmitter {
       }
     }
     if (wasRunning && !parkForRestart && this.settings.notifyOnRunFinished && this.runItemIds.size > 0) {
-      const outcomes = Array.from(this.runOutcomes.values());
+      const packageResults = [...this.runPackageIds]
-      const success = outcomes.filter((s) => s === "completed").length;
+        .flatMap((packageId) => {
-      const failed = outcomes.filter((s) => s === "failed").length;
+          const result = this.finalizedPackageResults.get(this.packageResultKey(packageId, this.getPackageResultGeneration(packageId)));
-      const cancelled = outcomes.filter((s) => s === "cancelled").length;
-      this.ensureRunPackageGenerations(this.runPackageIds);
-      const packageResults = [...this.runPackageGenerations]
-        .flatMap(([packageId, generation]) => {
-          const result = this.finalizedPackageResults.get(this.packageResultKey(packageId, generation));
           return result ? [result] : [];
         });
       this.flushPackageSuccessDigest();
@@ -6390,13 +6369,13 @@ export class DownloadManager extends EventEmitter {
         startedAt: this.session.runStartedAt,
         completedAt: nowMs(),
         packages: packageResults,
-        totalPackages: this.runPackageIds.size,
+        totalPackages: this.runPackageIds.size
-        successfulFiles: success,
-        failedFiles: failed,
-        cancelledFiles: cancelled
       })));
-      this.pendingRunResult = null;
     }
+    this.runItemIds.clear();
+    this.runPackageIds.clear();
+    this.runOutcomes.clear();
+    this.runCompletedPackages.clear();
     this.persistSoon();
     this.emitState(true);
   }
@@ -8309,8 +8288,7 @@ export class DownloadManager extends EventEmitter {
       targetedItems: targetItems.length
     });
     const generation = this.beginPackageResultGeneration(packageId, false, true);
-    this.runPackageIds.add(packageId);
+    this.standalonePackageResults.add(this.packageResultKey(packageId, generation));
-    this.runPackageGenerations.set(packageId, generation);
     this.persistSoon();
     this.emitState(true);
     void this.runPackagePostProcessing(packageId).catch((err) => logger.warn(`runPackagePostProcessing Fehler (retryExtraction): ${compactErrorText(err)}`));
@@ -8340,8 +8318,7 @@ export class DownloadManager extends EventEmitter {
       targetedItems: targetItems.length
     });
     const generation = this.beginPackageResultGeneration(packageId, false, true);
-    this.runPackageIds.add(packageId);
+    this.standalonePackageResults.add(this.packageResultKey(packageId, generation));
-    this.runPackageGenerations.set(packageId, generation);
     this.persistSoon();
     this.emitState(true);
     void this.runPackagePostProcessing(packageId).catch((err) => logger.warn(`runPackagePostProcessing Fehler (extractNow): ${compactErrorText(err)}`));
@@ -8356,6 +8333,12 @@ export class DownloadManager extends EventEmitter {
   private notePackageDownloadCompleted(pkg: PackageEntry, completedAt = nowMs()): void {
     this.notePackageDownloadStarted(pkg, completedAt);
     pkg.downloadCompletedAt = Math.max(pkg.downloadCompletedAt || 0, completedAt);
+    if (pkg.itemIds.every((itemId) => {
+      const item = this.session.items[itemId];
+      return !item || isFinishedStatus(item.status);
+    })) {
+      pkg.downloadEndedAt = Math.max(pkg.downloadEndedAt || 0, completedAt);
+    }
   }
 
   private getPackageHistoryDurationSeconds(pkg: PackageEntry): number {
@@ -11609,8 +11592,8 @@ export class DownloadManager extends EventEmitter {
           continue;
         }
         const generation = this.beginPackageResultGeneration(packageId, false, true);
-        if (this.runPackageIds.has(packageId)) {
+        if (!this.runPackageIds.has(packageId)) {
-          this.runPackageGenerations.set(packageId, generation);
+          this.standalonePackageResults.add(this.packageResultKey(packageId, generation));
         }
         this.refreshPackageStatus(pkg);
       }
@@ -11681,21 +11664,26 @@ export class DownloadManager extends EventEmitter {
   }
 
   private getPackageResultGeneration(packageId: string): number {
-    const existing = this.packageResultGenerations.get(packageId);
+    const pkg = this.session.packages[packageId];
-    if (existing && existing > 0) {
+    if (!pkg) {
-      return existing;
+      return 1;
     }
-    this.packageResultGenerations.set(packageId, 1);
+    const generation = Number.isFinite(pkg.resultGeneration)
-    return 1;
+      ? Math.max(1, Math.floor(pkg.resultGeneration || 1))
+      : 1;
+    pkg.resultGeneration = generation;
+    return generation;
   }
 
   private beginPackageResultGeneration(packageId: string, resetDownloadTelemetry = false, forceReset = false): number {
     const current = this.getPackageResultGeneration(packageId);
     const currentKey = this.packageResultKey(packageId, current);
-    const wasFinalized = this.finalizedPackageResults.has(currentKey);
-    const next = wasFinalized ? current + 1 : current;
-    this.packageResultGenerations.set(packageId, next);
     const pkg = this.session.packages[packageId];
+    const wasFinalized = this.finalizedPackageResults.has(currentKey) || (pkg?.terminalAt || 0) > 0;
+    const next = wasFinalized ? current + 1 : current;
+    if (pkg) {
+      pkg.resultGeneration = next;
+    }
     if (pkg && (wasFinalized || resetDownloadTelemetry || forceReset)) {
       if (resetDownloadTelemetry) {
         pkg.downloadStartedAt = 0;
@@ -11714,14 +11702,27 @@ export class DownloadManager extends EventEmitter {
     return next;
   }
 
-  private ensureRunPackageGenerations(packageIds: Iterable<string>): void {
+  private captureRunContext(packageIds: Iterable<string>, startedAt: number): RunLifecycleContext {
+    const packageGenerations = new Map<string, number>();
     for (const packageId of packageIds) {
-      if (this.runPackageGenerations.has(packageId)) {
+      packageGenerations.set(packageId, this.getPackageResultGeneration(packageId));
-        continue;
-      }
-      const generation = this.getPackageResultGeneration(packageId);
-      this.runPackageGenerations.set(packageId, generation);
     }
+    const context: RunLifecycleContext = { id: uuidv4(), startedAt, packageGenerations };
+    this.runContexts.set(context.id, context);
+    return context;
+  }
+
+  private isPackageResultTracked(packageId: string, generation: number): boolean {
+    const key = this.packageResultKey(packageId, generation);
+    if (this.standalonePackageResults.has(key)) {
+      return true;
+    }
+    for (const context of this.runContexts.values()) {
+      if (context.packageGenerations.get(packageId) === generation) {
+        return true;
+      }
+    }
+    return false;
   }
 
   private queueNotificationEvent(notification: NotificationEvent): void {
@@ -11784,14 +11785,17 @@ export class DownloadManager extends EventEmitter {
 
   private tryFinalizePackageResult(packageId: string): PackageResult | null {
     const pkg = this.session.packages[packageId];
-    if (!pkg || (!this.runPackageIds.has(packageId) && !this.runPackageGenerations.has(packageId))) {
+    if (!pkg) {
+      return null;
+    }
+    const generation = this.getPackageResultGeneration(packageId);
+    if (!this.runPackageIds.has(packageId) && !this.isPackageResultTracked(packageId, generation)) {
       return null;
     }
     const items = pkg.itemIds.map((itemId) => this.session.items[itemId]).filter(Boolean) as DownloadItem[];
     if (items.some((item) => !isFinishedStatus(item.status)) || this.hasPackageLifecycleWork(packageId)) {
       return null;
     }
-    const generation = this.runPackageGenerations.get(packageId) || this.getPackageResultGeneration(packageId);
     const key = this.packageResultKey(packageId, generation);
     const existing = this.finalizedPackageResults.get(key);
     if (existing) {
@@ -11839,45 +11843,45 @@ export class DownloadManager extends EventEmitter {
     }
     this.persistSoon();
     this.emitState();
-    this.tryFinalizeRunResult();
+    this.standalonePackageResults.delete(key);
+    this.tryFinalizeRunResults();
     return result;
   }
 
-  private tryFinalizeRunResult(): void {
+  private tryFinalizeRunResults(): void {
-    const pending = this.pendingRunResult;
+    for (const context of [...this.runContexts.values()]) {
-    if (!pending) {
+      const packageResults: PackageResult[] = [];
-      return;
+      let complete = true;
-    }
+      for (const [packageId, generation] of context.packageGenerations) {
-    const packageResults: PackageResult[] = [];
+        const result = this.finalizedPackageResults.get(this.packageResultKey(packageId, generation));
-    for (const [packageId, generation] of pending.packageGenerations) {
+        if (!result) {
-      const result = this.finalizedPackageResults.get(this.packageResultKey(packageId, generation));
+          complete = false;
-      if (!result) {
+          break;
-        return;
+        }
+        packageResults.push(result);
       }
-      packageResults.push(result);
+      if (!complete) {
-    }
+        continue;
-    const result = buildRunResult({
+      }
-      id: pending.id,
+      const result = buildRunResult({
-      stopped: false,
+        id: context.id,
-      startedAt: pending.startedAt,
+        stopped: false,
-      completedAt: nowMs(),
+        startedAt: context.startedAt,
-      packages: packageResults,
+        completedAt: nowMs(),
-      totalPackages: pending.packageGenerations.size
+        packages: packageResults,
-    });
+        totalPackages: context.packageGenerations.size
-    this.flushPackageSuccessDigest(result.completedAt);
+      });
-    if (this.settings.notifyOnRunFinished) {
+      this.flushPackageSuccessDigest(result.completedAt);
-      this.queueNotificationEvent(buildRunNotificationEvent(result));
+      if (this.settings.notifyOnRunFinished) {
-    }
+        this.queueNotificationEvent(buildRunNotificationEvent(result));
-    this.pendingRunResult = null;
+      }
-    for (const [packageId, generation] of pending.packageGenerations) {
+      this.runContexts.delete(context.id);
-      if (!this.session.packages[packageId]) {
+      for (const [packageId, generation] of context.packageGenerations) {
-        this.finalizedPackageResults.delete(this.packageResultKey(packageId, generation));
+        if (!this.session.packages[packageId] && !this.isPackageResultTracked(packageId, generation)) {
-        this.packageResultGenerations.delete(packageId);
+          this.finalizedPackageResults.delete(this.packageResultKey(packageId, generation));
+        }
       }
     }
-    this.runPackageIds.clear();
-    this.runPackageGenerations.clear();
-    this.runCompletedPackages.clear();
   }
 
   private refreshPackageStatus(pkg: PackageEntry): void {
@@ -11917,7 +11921,9 @@ export class DownloadManager extends EventEmitter {
       return;
     }
 
-    pkg.downloadEndedAt = Math.max(pkg.downloadEndedAt || 0, nowMs());
+    if (!(pkg.downloadEndedAt || 0)) {
+      pkg.downloadEndedAt = nowMs();
+    }
     if (failed > 0 || extractFailed > 0) {
       pkg.status = "failed";
     } else if (cancelled > 0) {
@@ -12571,6 +12577,7 @@ export class DownloadManager extends EventEmitter {
           }
         }
       });
+      pkg.outputCount = Math.max(pkg.outputCount || 0, await this.countPackageOutputFiles(pkg.extractDir));
 
       logger.info(`Hybrid-Extract Ende: pkg=${pkg.name}, extracted=${result.extracted}, failed=${result.failed}`);
       this.logPackageForPackage(pkg, "INFO", "Hybrid-Extract abgeschlossen", {
@@ -13126,6 +13133,7 @@ export class DownloadManager extends EventEmitter {
             emitExtractStatus(overallLabel);
           }
         });
+        pkg.outputCount = Math.max(pkg.outputCount || 0, await this.countPackageOutputFiles(pkg.extractDir));
         logger.info(`Post-Processing Entpacken Ende: pkg=${pkg.name}, extracted=${result.extracted}, failed=${result.failed}, lastError=${result.lastError || ""}`);
         this.logPackageForPackage(pkg, "INFO", "Post-Processing Entpacken Ende", {
           extracted: result.extracted,
@@ -13356,6 +13364,7 @@ export class DownloadManager extends EventEmitter {
             }
           });
           throwIfAborted();
+          pkg.outputCount = Math.max(pkg.outputCount || 0, await this.countPackageOutputFiles(pkg.extractDir));
           extractedCount += nestedResult.extracted;
           logger.info(`Deferred Nested-Extraction Ende: extracted=${nestedResult.extracted}, failed=${nestedResult.failed}`);
           this.logPackageForPackage(pkg, "INFO", "Deferred Nested-Extraction Ende", {
@@ -13631,13 +13640,9 @@ export class DownloadManager extends EventEmitter {
       averageSpeedBps: avgSpeed
     };
     this.session.summaryText = `Summary: Dauer ${duration}s, Ø Speed ${humanSize(avgSpeed)}/s, Erfolg ${success}/${total}`;
-    this.ensureRunPackageGenerations(this.runPackageIds);
+    const runContext = total > 0 ? this.captureRunContext(this.runPackageIds, runStartedAt) : null;
-    this.pendingRunResult = total > 0 ? {
-      id: uuidv4(),
-      startedAt: runStartedAt,
-      packageGenerations: new Map(this.runPackageGenerations)
-    } : null;
     this.runItemIds.clear();
+    this.runPackageIds.clear();
     this.runOutcomes.clear();
     this.retryAfterByItem.clear();
     this.providerStartReservations.clear();
@@ -13658,10 +13663,10 @@ export class DownloadManager extends EventEmitter {
     this.lastSettingsPersistAt = 0;
     this.persistNow();
     this.emitState();
-    for (const packageId of this.runPackageIds) {
+    for (const packageId of runContext?.packageGenerations.keys() || []) {
       this.tryFinalizePackageResult(packageId);
     }
-    this.tryFinalizeRunResult();
+    this.tryFinalizeRunResults();
   }
 
   public getSessionStats(): import("../shared/types").SessionStats {

src/main/storage.ts

@@ -998,6 +998,7 @@ export function normalizeLoadedSession(raw: unknown): SessionState {
       remuxOperations: normalizeRemuxOperations(pkg.remuxOperations),
       outputCount: clampNumber(pkg.outputCount, 0, 0, 1_000_000),
       cleanupErrorCategory: asText(pkg.cleanupErrorCategory),
+      resultGeneration: clampNumber(pkg.resultGeneration, 1, 1, Number.MAX_SAFE_INTEGER),
       createdAt: clampNumber(pkg.createdAt, now, 0, Number.MAX_SAFE_INTEGER),
       updatedAt: clampNumber(pkg.updatedAt, now, 0, Number.MAX_SAFE_INTEGER)
     };

src/shared/types.ts

@@ -572,6 +572,7 @@ export interface PackageEntry {
   remuxOperations?: RemuxOperationMetric[];
   outputCount?: number;
   cleanupErrorCategory?: string;
+  resultGeneration?: number;
   createdAt: number;
   updatedAt: number;
 }

tests/download-manager.test.ts

@@ -4457,6 +4457,7 @@ describe("download manager", () => {
 
     let releaseBlockedPostProcess: ((value?: void | PromiseLike<void>) => void) | undefined;
     try {
+      const history: HistoryEntry[] = [];
       const manager = new DownloadManager(
         {
           ...defaultSettings(),
@@ -4467,13 +4468,14 @@ describe("download manager", () => {
           maxParallel: 1
         },
         emptySession(),
-        createStoragePaths(path.join(root, "state"))
+        createStoragePaths(path.join(root, "state")),
+        { onHistoryEntry: (entry) => history.push(entry) }
       );
 
       const blocker = new Promise<void>((resolve) => {
         releaseBlockedPostProcess = resolve;
       });
-      (manager as unknown as { packagePostProcessQueue: Promise<void> }).packagePostProcessQueue = blocker;
+      (manager as any).handlePackagePostProcessing = vi.fn(async () => blocker);
 
       manager.addPackages([
         { name: "first", links: ["https://dummy/first"] },
@@ -4494,14 +4496,26 @@ describe("download manager", () => {
         return state === "validating" || state === "downloading" || state === "integrity_check" || state === "completed";
       }, 6000);
 
+      const pendingPackage = manager.getSnapshot().session.packages[firstPackage];
+      expect(pendingPackage?.downloadStartedAt).toBeGreaterThan(0);
+      expect(pendingPackage?.downloadEndedAt).toBeGreaterThanOrEqual(pendingPackage?.downloadStartedAt || 0);
+      expect(pendingPackage?.downloadEndedAt).toBe(pendingPackage?.downloadCompletedAt);
+      const downloadEndedAt = pendingPackage?.downloadEndedAt || 0;
+      await new Promise((resolve) => setTimeout(resolve, 1_200));
+      expect(manager.getSnapshot().session.packages[firstPackage]?.downloadEndedAt).toBe(downloadEndedAt);
+
       if (releaseBlockedPostProcess) {
         releaseBlockedPostProcess();
       }
       await waitFor(() => !manager.getSnapshot().session.running, 25000);
+      await waitFor(() => history.some((entry) => entry.name === "first"), 6000);
 
       const done = manager.getSnapshot();
       expect(done.session.items[firstItem]?.status).toBe("completed");
       expect(done.session.items[secondItem]?.status).toBe("completed");
+      const firstHistory = history.find((entry) => entry.name === "first");
+      expect(firstHistory?.downloadEndedAt).toBe(downloadEndedAt);
+      expect(firstHistory?.totalDurationSeconds).toBeGreaterThan(firstHistory?.downloadDurationSeconds || 0);
     } finally {
       if (releaseBlockedPostProcess) {
         releaseBlockedPostProcess();
@@ -11055,6 +11069,7 @@ describe("download manager", () => {
       errorCategory: ""
     });
     expect(snapshot.session.packages[packageId]?.archiveOperations?.[0].durationMs).toBeGreaterThanOrEqual(0);
+    expect(snapshot.session.packages[packageId]?.outputCount).toBe(1);
   }, 30000);
 
   it("does not fail startup post-processing when source package dir is missing but extract output exists", async () => {

tests/notify-hooks.test.ts

@@ -243,6 +243,51 @@ describe("authoritative package completion", () => {
     expect(history).toHaveLength(2);
   });
 
+  it("continues the persisted result generation after an extraction retry following restart", async () => {
+    const { manager, session, events, history } = setup();
+    const pkg = addPackage(session);
+    const state = internal(manager);
+    pkg.resultGeneration = 7;
+    pkg.terminalAt = Date.now() - 1_000;
+    pkg.archiveOperations = [{
+      id: "archive-restart-failed",
+      name: "episode.rar",
+      itemIds: [...pkg.itemIds],
+      partCount: 1,
+      startedAt: 10_000,
+      completedAt: 12_000,
+      durationMs: 2_000,
+      status: "failed",
+      errorCategory: "crc_error"
+    }];
+    session.items[pkg.itemIds[0]].fullStatus = "Entpacken - Error";
+    vi.spyOn(state, "runPackagePostProcessing").mockResolvedValue(undefined);
+
+    manager.retryExtraction(pkg.id);
+    expect(pkg.resultGeneration).toBe(8);
+
+    pkg.archiveOperations = [{
+      id: "archive-restart-completed",
+      name: "episode.rar",
+      itemIds: [...pkg.itemIds],
+      partCount: 1,
+      startedAt: 20_000,
+      completedAt: 23_000,
+      durationMs: 3_000,
+      status: "completed",
+      errorCategory: ""
+    }];
+    session.items[pkg.itemIds[0]].fullStatus = "Entpackt - Done (3.0s)";
+    pkg.status = "completed";
+    state.tryFinalizePackageResult(pkg.id);
+    await flushNotifications();
+
+    expect(events).toHaveLength(1);
+    expect(events[0].id).toContain(":8:");
+    expect(history).toHaveLength(1);
+    expect(history[0].id).toBe(`hist-${pkg.id}-8`);
+  });
+
   it("moves a pending success digest into the outbox before shutdown", async () => {
     const { manager, session, events } = setup({ notifyPackageSuccessMode: "digest" });
     const pkg = addPackage(session);
@@ -279,6 +324,29 @@ describe("authoritative run completion", () => {
     expect(events.some((event) => event.type === "run_completed")).toBe(false);
   });
 
+  it("builds run_stopped file counters only from finalized package results", async () => {
+    const { manager, session, events } = setup();
+    const pkg = addPackage(session);
+    const state = internal(manager);
+    state.runPackageIds = new Set([pkg.id]);
+    state.tryFinalizePackageResult(pkg.id);
+    await flushNotifications();
+    events.length = 0;
+
+    session.running = true;
+    session.runStartedAt = Date.now() - 10_000;
+    state.runItemIds = new Set(pkg.itemIds);
+    state.runPackageIds = new Set([pkg.id]);
+    state.runOutcomes = new Map([[pkg.itemIds[0], "failed"]]);
+
+    manager.stop();
+    await flushNotifications();
+
+    const stopped = events.find((event) => event.type === "run_stopped");
+    expect(stopped).toBeDefined();
+    expect(stopped?.payload.fields.some((field) => field.name === "Dateien" && field.value === "1 erfolgreich · 0 fehlgeschlagen · 0 abgebrochen")).toBe(true);
+  });
+
   it("waits for failed extraction package results before emitting the final run summary", async () => {
     const { manager, session, events } = setup({ notifyPackageSuccessMode: "digest" });
     const pkg = addPackage(session);
@@ -344,8 +412,6 @@ describe("authoritative run completion", () => {
     session.runStartedAt = Date.now() - 20_000;
     state.runItemIds = new Set(pkg.itemIds);
     state.runPackageIds = new Set([pkg.id]);
-    state.packageResultGenerations = new Map([[pkg.id, 1]]);
-    state.runPackageGenerations = new Map([[pkg.id, 1]]);
     state.runOutcomes = new Map([[pkg.itemIds[0], "completed"]]);
 
     state.tryFinalizePackageResult(pkg.id);
@@ -357,4 +423,36 @@ describe("authoritative run completion", () => {
     expect(events.map((event) => event.type)).toEqual(["package_completed", "run_completed"]);
     expect(events[0].payload.title).toContain("Paket-Digest");
   });
+
+  it("finalizes overlapping runs independently when the earlier run finishes deferred work last", async () => {
+    const { manager, session, events, history } = setup();
+    const packageA = addPackage(session, ["completed"], "package-a");
+    const packageB = addPackage(session, ["completed"], "package-b");
+    const state = internal(manager);
+
+    session.running = true;
+    session.runStartedAt = Date.now() - 20_000;
+    state.runItemIds = new Set(packageA.itemIds);
+    state.runPackageIds = new Set([packageA.id]);
+    state.runOutcomes = new Map([[packageA.itemIds[0], "completed"]]);
+    state.packageDeferredPostProcessTasks.set(packageA.id, new Set([Promise.resolve()]));
+    state.finishRun();
+
+    session.running = true;
+    session.runStartedAt = Date.now() - 5_000;
+    state.runItemIds = new Set(packageB.itemIds);
+    state.runPackageIds = new Set([packageB.id]);
+    state.runOutcomes = new Map([[packageB.itemIds[0], "completed"]]);
+    state.finishRun();
+
+    state.packageDeferredPostProcessTasks.delete(packageA.id);
+    state.tryFinalizePackageResult(packageA.id);
+    await flushNotifications();
+
+    expect(events.filter((event) => event.type === "package_completed")).toHaveLength(2);
+    expect(events.filter((event) => event.type === "run_completed")).toHaveLength(2);
+    expect(new Set(events.filter((event) => event.type === "package_completed").map((event) => event.id)).size).toBe(2);
+    expect(new Set(events.filter((event) => event.type === "run_completed").map((event) => event.id)).size).toBe(2);
+    expect(history.map((entry) => entry.name).sort()).toEqual([packageA.name, packageB.name].sort());
+  });
 });

tests/storage.test.ts

@@ -1137,6 +1137,7 @@ describe("settings storage", () => {
           itemIds: [],
           cancelled: false,
           enabled: true,
+          resultGeneration: 7,
           downloadStartedAt: 1_000,
           downloadCompletedAt: 10_000,
           downloadEndedAt: 12_000,
@@ -1174,6 +1175,7 @@ describe("settings storage", () => {
     });
 
     expect(normalized.packages["pkg-1"]).toEqual(expect.objectContaining({
+      resultGeneration: 7,
       downloadEndedAt: 12_000,
       postProcessQueuedAt: 13_000,
       postProcessStartedAt: 14_000,