retry

src/worker.py

@@ -335,6 +335,51 @@ async def download_manga(
                             "source_slug": auth_slug, "finished_at": finished_ts})
                 return
 
+            # ── Автоповтор неудачных глав (до 3 раз) ─────────────────────
+            MAX_AUTO_RETRIES = 3
+            for retry_attempt in range(1, MAX_AUTO_RETRIES + 1):
+                stats = await db_call(db.get_chapter_stats, url)
+                if stats["failed"] + stats["partial"] == 0:
+                    break
+                failed_count = stats["failed"] + stats["partial"]
+                logger.info(
+                    "Автоповтор {}/{}: {} неудачных/частичных глав для {}",
+                    retry_attempt, MAX_AUTO_RETRIES, failed_count, url,
+                )
+                await emit({
+                    "type": "retry_errors_auto",
+                    "url": url,
+                    "attempt": retry_attempt,
+                    "max_attempts": MAX_AUTO_RETRIES,
+                    "failed_count": failed_count,
+                })
+                await db_call(db.reset_failed_chapters, url)
+                all_ch_rows = await db_call(db.get_all_chapters, url)
+                pending_urls = {c["chapter_url"] for c in all_ch_rows if c["status"] == "pending"}
+                retry_chapters = [ch for ch in manga.chapters if ch.url in pending_urls]
+                if not retry_chapters:
+                    break
+                retry_results = await asyncio.gather(
+                    *[process_chapter(ch) for ch in retry_chapters],
+                    return_exceptions=True,
+                )
+                auth_slug = None
+                for ch, res in zip(retry_chapters, retry_results):
+                    if isinstance(res, AuthRequiredError):
+                        auth_slug = res.source_slug
+                    elif isinstance(res, Exception) and not isinstance(res, asyncio.CancelledError):
+                        logger.exception(
+                            "retry {}: необработанное исключение Т{} Гл.{} '{}': {}",
+                            retry_attempt, ch.volume, ch.number, ch.title, res,
+                        )
+                if auth_slug:
+                    await db_call(db.update_manga_status, url, "stopped")
+                    await db_call(db.set_manga_last_error, url, f"auth_required:{auth_slug}")
+                    finished_ts = await db_call(db.mark_finished, url)
+                    await emit({"type": "auth_required", "url": url,
+                                "source_slug": auth_slug, "finished_at": finished_ts})
+                    return
+
             real_done = await db_call(db.sync_chapters_done, url)
             await db_call(db.update_manga_status, url, "done")
             finished_ts = await db_call(db.mark_finished, url)