Improve rename and extractor diagnostics

src/main/download-manager.ts

@@ -2682,6 +2682,13 @@ export class DownloadManager extends EventEmitter {
         forceEpisodeForSeasonFolder: true
       });
       if (!targetBaseName) {
+        if (pkg) {
+          this.logPackageForPackage(pkg, "WARN", "Auto-Rename übersprungen: kein Zielname", {
+            sourceName,
+            sourceBaseName,
+            folders: folderCandidates.join(", ")
+          });
+        }
         logger.info(`Auto-Rename: kein Zielname für ${sourceName} (folders=${folderCandidates.join(", ")})`);
         continue;
       }
@@ -2706,6 +2713,13 @@ export class DownloadManager extends EventEmitter {
         }
       }
       if (!targetPath) {
+        if (pkg) {
+          this.logPackageForPackage(pkg, "WARN", "Auto-Rename übersprungen: Zielpfad ungültig", {
+            sourceName,
+            sourceBaseName,
+            targetBaseName
+          });
+        }
         logger.warn(`Auto-Rename übersprungen (Zielpfad zu lang/ungültig): ${sourcePath}`);
         continue;
       }
@@ -2713,6 +2727,12 @@ export class DownloadManager extends EventEmitter {
         continue;
       }
       if (await this.existsAsync(targetPath)) {
+        if (pkg) {
+          this.logPackageForPackage(pkg, "WARN", "Auto-Rename übersprungen: Ziel existiert", {
+            sourceName,
+            targetPath
+          });
+        }
         logger.warn(`Auto-Rename übersprungen (Ziel existiert): ${targetPath}`);
         continue;
       }
@@ -2758,6 +2778,12 @@ export class DownloadManager extends EventEmitter {
           }
         }
         logger.warn(`Auto-Rename fehlgeschlagen (${sourceName}): ${compactErrorText(error)}`);
+        if (pkg) {
+          this.logPackageForPackage(pkg, "WARN", "Auto-Rename fehlgeschlagen", {
+            sourceName,
+            error: compactErrorText(error)
+          });
+        }
       }
     }
 

src/main/extractor.ts

@@ -457,8 +457,14 @@ function effectiveConflictMode(conflictMode: ConflictMode): "overwrite" | "skip"
   return "skip";
 }
 
-function cleanErrorText(text: string): string {
+export function cleanErrorText(text: string): string {
-  return String(text || "").replace(/\s+/g, " ").trim().slice(0, 500);
+  const normalized = String(text || "").replace(/\s+/g, " ").trim();
+  if (normalized.length <= 500) {
+    return normalized;
+  }
+  const head = normalized.slice(0, 240).trimEnd();
+  const tail = normalized.slice(-240).trimStart();
+  return `${head} ... ${tail}`;
 }
 
 function appendLimited(base: string, chunk: string, maxLen = MAX_EXTRACT_OUTPUT_BUFFER): string {
@@ -2342,7 +2348,7 @@ async function runExternalExtractInner(
   let bestPercent = 0;
   let passwordAttempt = 0;
   let usePerformanceFlags = externalExtractorSupportsPerfFlags && shouldUseExtractorPerformanceFlags();
-  const summarizeResultError = (errorText: string): string => cleanErrorText(errorText).slice(0, 280);
+  const summarizeResultError = (errorText: string): string => cleanErrorText(errorText);
   let createErrorText = "";
   let createErrorPassword = "";
 

tests/auto-rename.test.ts

@@ -744,4 +744,22 @@ describe("buildAutoRenameBaseNameFromFolders", () => {
     );
     expect(result).toBe("A.Million.Little.Things.S03E10.GERMAN.DL.720p.WEB.H264-4SF");
   });
+
+  it("renames abbreviated source jkl.web.7p-s01e13 via season folder", () => {
+    const result = buildAutoRenameBaseNameFromFoldersWithOptions(
+      ["9JKL.S01.GERMAN.720p.WEB.x264-WvF"],
+      "jkl.web.7p-s01e13",
+      { forceEpisodeForSeasonFolder: true }
+    );
+    expect(result).toBe("9JKL.S01E13.GERMAN.720p.WEB.x264-WvF");
+  });
+
+  it("renames abbreviated source jkl.web.7p-s01e14 via season folder", () => {
+    const result = buildAutoRenameBaseNameFromFoldersWithOptions(
+      ["9JKL.S01.GERMAN.720p.WEB.x264-WvF"],
+      "jkl.web.7p-s01e14",
+      { forceEpisodeForSeasonFolder: true }
+    );
+    expect(result).toBe("9JKL.S01E14.GERMAN.720p.WEB.x264-WvF");
+  });
 });

tests/extractor.test.ts

@@ -5,6 +5,7 @@ import AdmZip from "adm-zip";
 import { afterEach, beforeEach, describe, expect, it } from "vitest";
 import {
   buildExternalExtractArgs,
+  cleanErrorText,
   collectArchiveCleanupTargets,
   extractPackageArchives,
   type ExtractArchiveFailureInfo,
@@ -1038,6 +1039,13 @@ describe("extractor", () => {
     it("returns unknown for unrecognized errors", () => {
       expect(classifyExtractionError("something weird happened")).toBe("unknown");
     });
+
+    it("keeps important tail markers when long extractor output is trimmed", () => {
+      const noisy = `Extracting from archive.rar ${"x".repeat(700)} Unexpected end of archive`;
+      const cleaned = cleanErrorText(noisy);
+      expect(cleaned).toContain("Unexpected end of archive");
+      expect(classifyExtractionError(cleaned)).toBe("missing_parts");
+    });
   });
 
   describe("password discovery", () => {