Grotti 3.6.0: Lauf-Identität nach Filament-Pause, robustere Queue, Projekte/Aufträge list-first und API-Polish.

grotti/daily_report.py

@@ -45,7 +45,10 @@ def _yesterday_stats(conn):
 
 def build_text(conn, watcher_latest=None, printers=None):
     stats = _yesterday_stats(conn)
-    waiting = len([j for j in store.list_print_queue(conn, limit=200) if j.get("status") == "waiting"])
+    waiting = len([
+        j for j in store.list_print_queue(conn, limit=200)["items"]
+        if j.get("status") == "waiting"
+    ])
     eta = jetzt_mod.farm_eta([
         {"remain": (live or {}).get("remain") or 0}
         for live in (watcher_latest or [])

grotti/jetzt.py

@@ -111,7 +111,7 @@ def build(conn, watcher_latest, printers=None, send_jobs=None):
             "SELECT DISTINCT host FROM print_queue WHERE status = 'running'"
         ).fetchall()
     }
-    queue = store.list_print_queue(conn, limit=80)
+    queue = store.list_print_queue(conn, limit=80)["items"]
     waiting = [j for j in queue if j.get("status") == "waiting"]
     errors = [j for j in queue if j.get("status") == "error"]
     running_q = [j for j in queue if j.get("status") == "running"]

grotti/jobs.py

@@ -5,7 +5,7 @@ import urllib.error
 from concurrent.futures import ThreadPoolExecutor
 from datetime import datetime, timezone
 
-from grotti import acm, catalog, eject, library, moonraker, store, usage
+from grotti import acm, catalog, eject, library, logutil, moonraker, store, usage
 from grotti.cost import energy_cost
 from grotti.errors import GrottiError
 from grotti.parse import content_has_ace_trailer, prepare_rinkhals_gcode
@@ -39,12 +39,12 @@ def _ace_map_of(sent):
     return []
 
 
-def _targets_from_ace(conn, host, ace):
+def _targets_from_ace(conn, host, ace, ended_at=None):
     targets = []
     for item in ace:
         slot = int(item["ams_index"]) + 1
         row = store.spool_at_slot(conn, host, slot)
-        if row:
+        if row and _spool_valid_for_end(row, ended_at):
             targets.append(row)
     return targets
 
@@ -55,6 +55,380 @@ def unix_to_dt(value):
     return datetime.fromtimestamp(float(value), timezone.utc)
 
 
+# Anycubic schließt bei Filament-Pause den History-Job (cancelled) und öffnet
+# beim Fortsetzen eine neue Job-ID. Zusammengelegt wird nur mit Beweis:
+# print_duration läuft weiter und die Lücke ist klein, oder der Watcher
+# hat paused→printing gesehen. Ein Neustart mit Dauer nahe 0 bleibt getrennt.
+RESUME_GAP_S = 5
+RESUME_DURATION_TOL_S = 30
+RESUME_FRESH_MAX_S = 60
+# Abwärtskompatibel für alte Aufrufe / Docs.
+RESUME_JOIN_S = RESUME_GAP_S
+LIVE_DEDUCT_FALLBACK_S = 600
+SYNC_LOCK_KEY = 748291053
+
+
+def _as_utc(value):
+    if value is None:
+        return None
+    if getattr(value, "tzinfo", None) is None:
+        return value.replace(tzinfo=timezone.utc)
+    return value
+
+
+def history_shell_is_empty(run_or_job):
+    """History-Job ohne Ende und ohne Dauer. Nie als eigenen Lauf speichern."""
+    if not run_or_job:
+        return False
+    duration = float(
+        run_or_job.get("duration_s")
+        or run_or_job.get("print_duration")
+        or run_or_job.get("total_duration")
+        or 0
+    )
+    ended = run_or_job.get("ended_at") or run_or_job.get("end_time")
+    return duration <= 0 and not ended
+
+
+def is_filament_resume(
+    prev_end,
+    new_start,
+    prev_duration_s=None,
+    new_duration_s=None,
+    watcher_resume=False,
+    gap_s=RESUME_GAP_S,
+):
+    """True nur mit Beweis: Dauer fortgesetzt + kleine Lücke, oder Watcher-Signal.
+
+    Aufruf mit zwei Zeitpunkten (alt): nur Lücke — gilt nicht mehr als Resume.
+    """
+    prev_end = _as_utc(prev_end)
+    new_start = _as_utc(new_start)
+    if prev_end is None or new_start is None:
+        return False
+    gap = (new_start - prev_end).total_seconds()
+    if not (-30 <= gap <= max(float(gap_s), RESUME_GAP_S)):
+        # Watcher-Signal: Lücke darf länger sein (Pause vor dem Resume-Ende).
+        if not watcher_resume or gap > 24 * 3600 or gap < -30:
+            return False
+        return True
+    if watcher_resume:
+        return True
+    # Zwei-Argument-Aufruf (Tests/alt): ohne Dauer kein Beweis → kein Resume.
+    if prev_duration_s is None and new_duration_s is None:
+        return False
+    prev_d = float(prev_duration_s or 0)
+    new_d = float(new_duration_s or 0)
+    # Frischer Neustart: Dauer beginnt nahe 0 — nie zusammenlegen.
+    if new_d <= RESUME_FRESH_MAX_S:
+        return False
+    if new_d < max(0.0, prev_d - RESUME_DURATION_TOL_S):
+        return False
+    return True
+
+
+def undo_deduction(conn, run):
+    """Spulenabzug eines Laufs zurücknehmen. Abschnitte bleiben."""
+    if not run or not run.get("deducted"):
+        return False
+    rows = conn.execute(
+        "SELECT spool_id, weight_g FROM run_spools WHERE run_id = %s",
+        (run["id"],),
+    ).fetchall()
+    for row in rows:
+        grams = float(row["weight_g"] or 0)
+        if grams and row["spool_id"]:
+            conn.execute(
+                "UPDATE spools SET remaining_g = remaining_g + %s WHERE id = %s",
+                (grams, row["spool_id"]),
+            )
+    conn.execute("DELETE FROM run_spools WHERE run_id = %s", (run["id"],))
+    conn.execute(
+        "UPDATE runs SET deducted = false, filament_cost = 0 WHERE id = %s",
+        (run["id"],),
+    )
+    return True
+
+
+def fold_filament_resume(
+    conn,
+    host,
+    filename,
+    job_id,
+    start_dt,
+    print_duration_s=0,
+    watcher_resume=False,
+):
+    """Fortsetzung nach Filament-Pause auf den bestehenden Lauf legen.
+
+    Gibt die Lauf-ID zurück, deren moonraker_job_id jetzt job_id ist.
+    Leere Hüllen (Dauer 0, kein Ende) werden vorher übersprungen — nicht hier.
+    """
+    pred = store.find_resume_predecessor(
+        conn, host, filename, job_id, start_dt, watcher_resume=watcher_resume
+    )
+    if not pred:
+        return None
+    if not is_filament_resume(
+        pred.get("ended_at"),
+        start_dt,
+        prev_duration_s=pred.get("duration_s"),
+        new_duration_s=print_duration_s,
+        watcher_resume=watcher_resume,
+    ):
+        return None
+    other = conn.execute(
+        """
+        SELECT * FROM runs
+        WHERE printer_host = %s AND moonraker_job_id = %s AND id <> %s
+        """,
+        (host, str(job_id), pred["id"]),
+    ).fetchone()
+    store.remember_run_job(conn, host, pred.get("moonraker_job_id"), pred["id"], replace=True)
+    undo_deduction(conn, pred)
+    kept = None
+    if other:
+        undo_deduction(conn, other)
+        conn.execute(
+            "UPDATE events SET run_id = %s WHERE run_id = %s",
+            (pred["id"], other["id"]),
+        )
+        if not (pred.get("verdict") or "").strip() and (other.get("verdict") or "").strip():
+            conn.execute(
+                """
+                UPDATE runs
+                SET verdict = %s, verdict_reason = %s, pieces_ok = %s, pieces_bad = %s
+                WHERE id = %s
+                """,
+                (
+                    other.get("verdict") or "",
+                    other.get("verdict_reason") or "",
+                    other.get("pieces_ok") or 0,
+                    other.get("pieces_bad") or 0,
+                    pred["id"],
+                ),
+            )
+        kept = {
+            "state": other.get("state") or "completed",
+            "ended_at": other.get("ended_at"),
+            "duration_s": float(other.get("duration_s") or 0),
+            "weight_used_g": float(other.get("weight_used_g") or 0),
+            "weight_source": other.get("weight_source") or "",
+            "filament_used_mm": float(other.get("filament_used_mm") or 0),
+            "filament_total_mm": float(other.get("filament_total_mm") or 0),
+            "progress_last": float(other.get("progress_last") or 0),
+        }
+        for table in ("run_samples", "run_segments"):
+            conn.execute(
+                "UPDATE %s SET run_id = %%s WHERE run_id = %%s" % table,
+                (pred["id"], other["id"]),
+            )
+        try:
+            conn.execute(
+                """
+                DELETE FROM run_labels AS src
+                WHERE src.run_id = %s
+                  AND EXISTS (
+                    SELECT 1 FROM run_labels AS dst
+                    WHERE dst.run_id = %s AND dst.object_name = src.object_name
+                  )
+                """,
+                (other["id"], pred["id"]),
+            )
+            conn.execute(
+                "UPDATE run_labels SET run_id = %s WHERE run_id = %s",
+                (pred["id"], other["id"]),
+            )
+        except Exception:
+            logutil.get("grotti.jobs").warning(
+                "Etiketten von Lauf %s nicht übernommen.", other["id"]
+            )
+        conn.execute("DELETE FROM run_spools WHERE run_id = %s", (other["id"],))
+        store.move_run_jobs(conn, host, other["id"], pred["id"])
+        # Job-ID freigeben, sonst Unique (printer_host, moonraker_job_id) beim Pred.
+        conn.execute(
+            "UPDATE runs SET moonraker_job_id = %s WHERE id = %s",
+            ("live:merged:%s" % other["id"], other["id"]),
+        )
+        conn.execute("DELETE FROM runs WHERE id = %s", (other["id"],))
+    # Der Druck läuft weiter. Das Ende kommt vom Folgejob.
+    conn.execute(
+        """
+        UPDATE runs
+        SET moonraker_job_id = %s,
+            ended_at = NULL,
+            state = CASE
+                WHEN %s IN ('in_progress', 'printing', 'paused') THEN %s
+                WHEN state IN ('cancelled', 'interrupted', 'error') THEN 'in_progress'
+                ELSE state
+            END
+        WHERE id = %s
+        """,
+        (
+            str(job_id),
+            (kept or {}).get("state") or "in_progress",
+            (kept or {}).get("state") or "in_progress",
+            pred["id"],
+        ),
+    )
+    store.remember_run_job(conn, host, job_id, pred["id"], replace=True)
+    store.set_printer_active_run(conn, host, pred["id"])
+    if kept and kept.get("ended_at"):
+        conn.execute(
+            """
+            UPDATE runs SET
+                state = %s,
+                ended_at = COALESCE(%s, ended_at),
+                duration_s = GREATEST(COALESCE(duration_s, 0), %s),
+                weight_used_g = GREATEST(COALESCE(weight_used_g, 0), %s),
+                weight_source = CASE WHEN %s <> '' THEN %s ELSE weight_source END,
+                filament_used_mm = GREATEST(COALESCE(filament_used_mm, 0), %s),
+                filament_total_mm = CASE WHEN %s > 0 THEN %s ELSE filament_total_mm END,
+                progress_last = GREATEST(COALESCE(progress_last, 0), %s),
+                deducted = false
+            WHERE id = %s
+            """,
+            (
+                kept["state"],
+                kept["ended_at"],
+                kept["duration_s"],
+                kept["weight_used_g"],
+                kept["weight_source"],
+                kept["weight_source"],
+                kept["filament_used_mm"],
+                kept["filament_total_mm"],
+                kept["filament_total_mm"],
+                kept["progress_last"],
+                pred["id"],
+            ),
+        )
+    elif print_duration_s:
+        conn.execute(
+            """
+            UPDATE runs
+            SET duration_s = GREATEST(COALESCE(duration_s, 0), %s),
+                deducted = false
+            WHERE id = %s
+            """,
+            (float(print_duration_s), pred["id"]),
+        )
+    return pred["id"]
+
+
+def history_in_order(items):
+    """Älteste zuerst. Der abgebrochene Teil muss stehen, bevor die Fortsetzung kommt."""
+    return sorted(
+        items or [],
+        key=lambda job: (float(job.get("start_time") or 0), str(job.get("job_id") or "")),
+    )
+
+
+def manual_merge_runs(conn, keep_id, absorb_id, confirm=False):
+    """Zwei Läufe manuell verbinden. keep überlebt, absorb wird übernommen."""
+    if not confirm:
+        raise GrottiError("Verbinden braucht eine Bestätigung.", "bestaetigung")
+    keep = store.get_run_row(conn, keep_id)
+    absorb = store.get_run_row(conn, absorb_id)
+    if not keep or not absorb:
+        raise GrottiError("Der Lauf fehlt.", "lauf", 404)
+    if keep["id"] == absorb["id"]:
+        raise GrottiError("Gleicher Lauf.", "lauf")
+    if (keep.get("printer_host") or "") != (absorb.get("printer_host") or ""):
+        raise GrottiError("Nur Läufe desselben Druckers.", "drucker")
+    if (keep.get("filename") or "") != (absorb.get("filename") or ""):
+        raise GrottiError("Nur Läufe derselben Datei.", "datei")
+    # Früherer Start bleibt der überlebende Lauf.
+    if keep.get("started_at") and absorb.get("started_at") and absorb["started_at"] < keep["started_at"]:
+        keep, absorb = absorb, keep
+    host = keep["printer_host"]
+    undo_deduction(conn, keep)
+    undo_deduction(conn, absorb)
+    snapshot = {
+        "keep_id": keep["id"],
+        "absorb_id": absorb["id"],
+        "absorb_job_id": absorb.get("moonraker_job_id"),
+    }
+    for table in ("run_samples", "run_segments", "run_spools", "events"):
+        conn.execute(
+            "UPDATE %s SET run_id = %%s WHERE run_id = %%s" % table,
+            (keep["id"], absorb["id"]),
+        )
+    try:
+        conn.execute(
+            """
+            DELETE FROM run_labels AS src
+            WHERE src.run_id = %s
+              AND EXISTS (
+                SELECT 1 FROM run_labels AS dst
+                WHERE dst.run_id = %s AND dst.object_name = src.object_name
+              )
+            """,
+            (absorb["id"], keep["id"]),
+        )
+        conn.execute(
+            "UPDATE run_labels SET run_id = %s WHERE run_id = %s",
+            (keep["id"], absorb["id"]),
+        )
+    except Exception:
+        pass
+    store.move_run_jobs(conn, host, absorb["id"], keep["id"])
+    job_id = absorb.get("moonraker_job_id") or keep.get("moonraker_job_id")
+    if job_id and not str(job_id).startswith("live:"):
+        store.remember_run_job(conn, host, job_id, keep["id"], replace=True)
+    # Job-ID am absorb freigeben, sonst Unique beim UPDATE auf keep.
+    conn.execute(
+        "UPDATE runs SET moonraker_job_id = %s WHERE id = %s",
+        ("live:merged:%s" % absorb["id"], absorb["id"]),
+    )
+    absorb_terminal = (absorb.get("state") or "") in TERMINAL
+    keep_open = (keep.get("state") or "") in ("in_progress", "printing", "paused")
+    new_state = absorb["state"] if absorb_terminal and not keep_open else (
+        absorb["state"] if not keep_open else keep["state"]
+    )
+    if keep_open or (absorb.get("state") or "") in ("in_progress", "printing", "paused"):
+        new_state = absorb["state"] if (absorb.get("state") or "") in ("in_progress", "printing", "paused") else "in_progress"
+        ended = None
+    else:
+        ended = absorb.get("ended_at") or keep.get("ended_at")
+    conn.execute(
+        """
+        UPDATE runs SET
+            moonraker_job_id = COALESCE(NULLIF(%s, ''), moonraker_job_id),
+            state = %s,
+            ended_at = %s,
+            duration_s = GREATEST(COALESCE(duration_s, 0), COALESCE(%s, 0)),
+            weight_used_g = GREATEST(COALESCE(weight_used_g, 0), COALESCE(%s, 0)),
+            filament_used_mm = GREATEST(COALESCE(filament_used_mm, 0), COALESCE(%s, 0)),
+            progress_last = GREATEST(COALESCE(progress_last, 0), COALESCE(%s, 0)),
+            deducted = false
+        WHERE id = %s
+        """,
+        (
+            str(job_id or ""),
+            new_state,
+            ended,
+            float(absorb.get("duration_s") or 0),
+            float(absorb.get("weight_used_g") or 0),
+            float(absorb.get("filament_used_mm") or 0),
+            float(absorb.get("progress_last") or 0),
+            keep["id"],
+        ),
+    )
+    try:
+        conn.execute(
+            "UPDATE print_queue SET run_id = %s WHERE run_id = %s",
+            (keep["id"], absorb["id"]),
+        )
+    except Exception:
+        pass
+    conn.execute("DELETE FROM runs WHERE id = %s", (absorb["id"],))
+    store.set_printer_active_run(
+        conn, host, keep["id"] if new_state in ("in_progress", "printing", "paused") else None
+    )
+    fresh = store.get_run_row(conn, keep["id"])
+    return {"run": store.run_out(fresh), "undo": snapshot}
+
+
 def choose_spool(conn, host, material, hinted_id, ended_at=None):
     """Spule für History-Abzug. Ohne Hint nur Rollen, die vor Druckende existierten."""
     at_host = [
@@ -196,12 +570,13 @@ def apply_deduction(conn, run, energy, metadata=None):
 
     store.close_open_segments(conn, run["id"], None, run.get("filament_used_mm") or 0)
     segments = store.list_run_segments(conn, run["id"])
+    ended = run.get("ended_at")
 
     entries = []
-    targets = _targets_from_ace(conn, run["printer_host"], ace) if ace else []
+    targets = _targets_from_ace(conn, run["printer_host"], ace, ended_at=ended) if ace else []
     if not targets and run.get("spool_id"):
         spool = store.get_spool_row(conn, run["spool_id"])
-        if spool:
+        if spool and _spool_valid_for_end(spool, ended):
             targets = [spool]
     # Abschnitte ohne ACE-Map: externe Rollen nacheinander
     if segments and not ace:
@@ -291,8 +666,10 @@ def apply_deduction(conn, run, energy, metadata=None):
     filament = sum(item["cost"] for item in entries)
     samples = store.list_run_samples(conn, run["id"])
     power = energy_cost(run["duration_s"], energy, samples)
-    # run_spools vor deducted=true, sonst bleibt die Akte leer bei Abbruch dazwischen
-    store.replace_run_spools(conn, run["id"], entries)
+    weight_source = source or (
+        "estimate" if any(e["is_estimate"] for e in entries) else "measured"
+    )
+    # Zuerst deducted=true — nur der Gewinner schreibt Akte und zieht ab.
     marked = store.mark_deducted(
         conn,
         run["id"],
@@ -300,11 +677,11 @@ def apply_deduction(conn, run, energy, metadata=None):
         filament,
         power,
         weight_used_g=used_total,
-        weight_source=source or ("estimate" if any(e["is_estimate"] for e in entries) else "measured"),
+        weight_source=weight_source,
     )
     if not marked:
-        store.replace_run_spools(conn, run["id"], [])
         return False
+    store.replace_run_spools(conn, run["id"], entries)
     for item in entries:
         store.deduct_spool(conn, item["spool_id"], item["weight_g"])
     store.ensure_run_chargen(conn, run["id"], used_total)
@@ -318,99 +695,149 @@ def apply_deduction(conn, run, energy, metadata=None):
     return True
 
 
-def sync_history(conn, cfg):
+def _sync_one_job(conn, cfg, printer, job, watcher_resume=False):
+    """Einen History-Job verarbeiten. Gibt 1 zurück wenn abgezogen wurde."""
+    job_id = str(job.get("job_id") or "")
+    if not job_id or str(job_id).startswith("live:"):
+        return 0
+    filename = job.get("filename") or ""
+    start_dt = unix_to_dt(job.get("start_time"))
+    end_dt = unix_to_dt(job.get("end_time"))
+    duration_s = float(job.get("print_duration") or job.get("total_duration") or 0)
+    state = job.get("status") or ""
+    # Leere Hülle: nie speichern. Sobald Dauer da ist, gilt die Beweis-Regel.
+    if history_shell_is_empty({
+        "duration_s": duration_s,
+        "ended_at": end_dt,
+        "print_duration": duration_s,
+        "end_time": end_dt,
+    }) and state not in TERMINAL:
+        return 0
+    if store.history_job_already_folded(conn, printer["host"], filename, job_id, end_dt):
+        return 0
+    if store.history_job_retired(conn, printer["host"], job_id):
+        return 0
+    fold_filament_resume(
+        conn,
+        printer["host"],
+        filename,
+        job_id,
+        start_dt,
+        print_duration_s=duration_s,
+        watcher_resume=watcher_resume,
+    )
+    metadata = job.get("metadata") or {}
+    planned = weight_of(metadata)
+    material = material_of(metadata)
+    used_mm = usage.filament_used_mm(job)
+    total_mm = usage.filament_total_mm(metadata, job)
+    estimated = float(metadata.get("estimated_time") or 0)
+    sent = store.latest_send(conn, printer["host"], filename)
+    known = store.file_by_name(conn, filename)
+    file_id = (sent or {}).get("file_id") or (known or {}).get("id")
+    project_id = (sent or {}).get("project_id") or (known or {}).get("project_id")
+    hinted = (sent or {}).get("spool_id") or (known or {}).get("spool_id")
+    ended_at = end_dt
+    if not sent and not hinted:
+        spool = None
+    else:
+        spool = choose_spool(conn, printer["host"], material, hinted, ended_at=ended_at)
+    terminal = state in TERMINAL
+    live = store.find_live_run(conn, printer["host"], filename)
+    progress = float((live or {}).get("progress_last") or 0)
+    if used_mm <= 0 and live:
+        used_mm = float(live.get("filament_used_mm") or 0)
+    if total_mm <= 0 and live:
+        total_mm = float(live.get("filament_total_mm") or 0)
+    if planned <= 0 and live:
+        planned = float(live.get("weight_planned_g") or 0)
+    objects = (live or {}).get("objects") or []
+    if isinstance(objects, str):
+        try:
+            objects = json.loads(objects)
+        except json.JSONDecodeError:
+            objects = []
+    used_g, source = usage.resolve_used_grams(
+        planned, used_mm, total_mm, progress, state, duration_s
+    )
+    row = store.upsert_run(conn, {
+        "printer_host": printer["host"],
+        "printer_name": printer["name"],
+        "filename": filename,
+        "file_id": file_id,
+        "project_id": project_id,
+        "spool_id": spool["id"] if spool else None,
+        "state": state,
+        "started_at": start_dt,
+        "ended_at": ended_at,
+        "duration_s": duration_s,
+        "weight_g": planned,
+        "weight_planned_g": planned,
+        "weight_used_g": used_g,
+        "weight_source": source,
+        "filament_used_mm": used_mm,
+        "filament_total_mm": total_mm,
+        "progress_last": progress,
+        "estimated_s": estimated,
+        "energy_cost": energy_cost(duration_s, cfg["energy"]),
+        "moonraker_job_id": job_id,
+        "needs_spool": bool(terminal and used_g > 0 and not spool),
+        "material_type": material,
+        "message": (job.get("message") or "") if state == "error" else "",
+        "objects": objects,
+    })
+    store.adopt_live_run(conn, printer["host"], filename, row["id"])
+    row = store.get_run_row(conn, row["id"])
+    if not terminal:
+        store.set_printer_active_run(conn, printer["host"], row["id"])
+    else:
+        active = store.find_live_run(conn, printer["host"])
+        if not active:
+            ended = row.get("ended_at") or ended_at
+            store.ensure_bed_after_print(
+                conn, printer["host"], ended_at=ended, message=filename or state
+            )
+            store.set_printer_active_run(conn, printer["host"], None)
+    if apply_deduction(conn, row, cfg["energy"], metadata=metadata):
+        return 1
+    return 0
+
+
+def deduct_stale_live_runs(conn, cfg, older_than_s=LIVE_DEDUCT_FALLBACK_S):
+    """Live-Läufe ohne History nach Frist abziehen (Fertig-Pfad ohne History)."""
+    rows = store.list_stale_live_runs(conn, older_than_s=older_than_s)
+    n = 0
+    for row in rows:
+        if apply_deduction(conn, row, cfg["energy"]):
+            n += 1
+    return n
+
+
+def sync_history(conn, cfg, host=None, watcher_resume=False):
+    """History abgleichen. Serialisiert über Session-Advisory-Lock."""
     printers = store.list_printers(conn)
+    if host:
+        printers = [p for p in printers if p.get("host") == host]
 
     def fetch(printer):
         return printer, moonraker.history(printer["host"])
 
-    with ThreadPoolExecutor(max_workers=max(1, len(printers))) as pool:
-        fetched = list(pool.map(fetch, printers))
+    with ThreadPoolExecutor(max_workers=max(1, len(printers) or 1)) as pool:
+        fetched = list(pool.map(fetch, printers)) if printers else []
     collected = []
     for printer, items in fetched:
-        for job in items:
+        for job in history_in_order(items):
             collected.append((printer, job))
     deducted = 0
-    for printer, job in collected:
-        job_id = str(job.get("job_id") or "")
-        if not job_id or str(job_id).startswith("live:"):
-            continue
-        filename = job.get("filename") or ""
-        metadata = job.get("metadata") or {}
-        planned = weight_of(metadata)
-        material = material_of(metadata)
-        state = job.get("status") or ""
-        used_mm = usage.filament_used_mm(job)
-        total_mm = usage.filament_total_mm(metadata, job)
-        estimated = float(metadata.get("estimated_time") or 0)
-        sent = store.latest_send(conn, printer["host"], filename)
-        known = store.file_by_name(conn, filename)
-        file_id = (sent or {}).get("file_id") or (known or {}).get("id")
-        project_id = (sent or {}).get("project_id") or (known or {}).get("project_id")
-        hinted = (sent or {}).get("spool_id") or (known or {}).get("spool_id")
-        ended_at = unix_to_dt(job.get("end_time"))
-        # Ohne Send-Eintrag keine Rate — sonst zieht eine neue Spule alle alten Jobs ab.
-        if not sent and not hinted:
-            spool = None
-        else:
-            spool = choose_spool(conn, printer["host"], material, hinted, ended_at=ended_at)
-        terminal = state in TERMINAL
-        live = store.find_live_run(conn, printer["host"], filename)
-        progress = float((live or {}).get("progress_last") or 0)
-        if used_mm <= 0 and live:
-            used_mm = float(live.get("filament_used_mm") or 0)
-        if total_mm <= 0 and live:
-            total_mm = float(live.get("filament_total_mm") or 0)
-        if planned <= 0 and live:
-            planned = float(live.get("weight_planned_g") or 0)
-        objects = (live or {}).get("objects") or []
-        if isinstance(objects, str):
-            try:
-                objects = json.loads(objects)
-            except json.JSONDecodeError:
-                objects = []
-        used_g, source = usage.resolve_used_grams(
-            planned, used_mm, total_mm, progress, state, job.get("print_duration") or 0
-        )
-        row = store.upsert_run(conn, {
-            "printer_host": printer["host"],
-            "printer_name": printer["name"],
-            "filename": filename,
-            "file_id": file_id,
-            "project_id": project_id,
-            "spool_id": spool["id"] if spool else None,
-            "state": state,
-            "started_at": unix_to_dt(job.get("start_time")),
-            "ended_at": unix_to_dt(job.get("end_time")),
-            "duration_s": float(job.get("print_duration") or job.get("total_duration") or 0),
-            "weight_g": planned,
-            "weight_planned_g": planned,
-            "weight_used_g": used_g,
-            "weight_source": source,
-            "filament_used_mm": used_mm,
-            "filament_total_mm": total_mm,
-            "progress_last": progress,
-            "estimated_s": estimated,
-            "energy_cost": energy_cost(job.get("print_duration") or job.get("total_duration") or 0, cfg["energy"]),
-            "moonraker_job_id": job_id,
-            "needs_spool": bool(terminal and used_g > 0 and not spool),
-            "material_type": material,
-            "message": (job.get("message") or "") if state == "error" else "",
-            "objects": objects,
-        })
-        # Live sofort auf History hängen — auch solange noch in_progress (eine Protokoll-Zeile)
-        store.adopt_live_run(conn, printer["host"], filename, row["id"])
-        row = store.get_run_row(conn, row["id"])
-        if terminal:
-            # Nachzug nicht während eines neuen Live-Drucks — sonst „Platte belegt“ zu Unrecht
-            active = store.find_live_run(conn, printer["host"])
-            if not active:
-                ended = row.get("ended_at") or unix_to_dt(job.get("end_time"))
-                store.ensure_bed_after_print(
-                    conn, printer["host"], ended_at=ended, message=filename or state
-                )
-        if apply_deduction(conn, row, cfg["energy"], metadata=metadata):
-            deducted += 1
+    conn.execute("SELECT pg_advisory_lock(%s)", (SYNC_LOCK_KEY,))
+    try:
+        for printer, job in collected:
+            deducted += _sync_one_job(
+                conn, cfg, printer, job, watcher_resume=watcher_resume
+            )
+        deducted += deduct_stale_live_runs(conn, cfg)
+    finally:
+        conn.execute("SELECT pg_advisory_unlock(%s)", (SYNC_LOCK_KEY,))
     return {"gelesen": len(collected), "abgezogen": deducted}
 
 

grotti/migrations/014_run_jobs.sql

@@ -0,0 +1,16 @@
+-- Jede Moonraker-Job-ID bleibt einem Lauf zugeordnet, auch nach dem Zusammenlegen.
+CREATE TABLE IF NOT EXISTS run_jobs (
+    printer_host text NOT NULL,
+    job_id text NOT NULL,
+    run_id bigint NOT NULL REFERENCES runs (id) ON DELETE CASCADE,
+    PRIMARY KEY (printer_host, job_id)
+);
+
+CREATE INDEX IF NOT EXISTS run_jobs_run ON run_jobs (run_id);
+
+INSERT INTO run_jobs (printer_host, job_id, run_id)
+SELECT printer_host, moonraker_job_id, id
+FROM runs
+WHERE moonraker_job_id <> ''
+  AND moonraker_job_id NOT LIKE 'live:%'
+ON CONFLICT DO NOTHING;

grotti/migrations/015_active_run.sql

@@ -0,0 +1,6 @@
+-- Last active run per printer (survives Grotti restart during pause)
+ALTER TABLE printers
+    ADD COLUMN IF NOT EXISTS active_run_id bigint REFERENCES runs (id) ON DELETE SET NULL;
+
+CREATE INDEX IF NOT EXISTS printers_active_run ON printers (active_run_id)
+    WHERE active_run_id IS NOT NULL;

grotti/migrations/016_queue_run.sql

@@ -0,0 +1,10 @@
+-- Queue item points at the run it started. At most one running job per host.
+ALTER TABLE print_queue
+    ADD COLUMN IF NOT EXISTS run_id bigint REFERENCES runs (id) ON DELETE SET NULL;
+
+CREATE INDEX IF NOT EXISTS print_queue_run ON print_queue (run_id)
+    WHERE run_id IS NOT NULL;
+
+CREATE UNIQUE INDEX IF NOT EXISTS print_queue_one_running_per_host
+    ON print_queue (host)
+    WHERE status = 'running' AND host <> '';

grotti/print_queue.py

@@ -34,6 +34,9 @@ PRINT_START_TIMEOUT_S = 600
 # Nach erfolgreichem Senden ist die Phase await_print — dort gilt das nicht,
 # sonst wird ein noch anlaufender Druck als „Neustart“ neu eingereiht.
 SIMPLE_START_STUCK_S = 45
+# Anycubic meldet kurz cancelled/standby bei LeviQ und Filament-Resume.
+TERMINAL_CONFIRM_HITS = 3
+AWAIT_CANCEL_HITS = 3
 
 
 def _ablauf_needs_motors(item):
@@ -151,10 +154,20 @@ class PrintQueueDispatcher:
     def _auto_retry_enabled(self):
         return bool((self.cfg or {}).get("auto_retry", True))
 
+    def _retryable_message(self, message):
+        text = (message or "").lower()
+        if "abgebrochen" in text:
+            return False
+        if "druck abgebrochen" in text:
+            return False
+        return True
+
     def _try_auto_retry(self, conn, item, message):
-        """Ein automatischer Neuversuch; sonst False."""
+        """Ein automatischer Neuversuch; sonst False. Nicht nach Abbruch."""
         if not self._auto_retry_enabled():
             return False
+        if not self._retryable_message(message):
+            return False
         retries = int(item.get("retry_count") or 0)
         if retries >= 1:
             return False
@@ -172,6 +185,23 @@ class PrintQueueDispatcher:
         )
         return True
 
+    def _terminal_hits(self, item_id, kind="end"):
+        key = "%s:%s" % (item_id, kind)
+        if not hasattr(self, "_term_hits"):
+            self._term_hits = {}
+        self._term_hits[key] = self._term_hits.get(key, 0) + 1
+        return self._term_hits[key]
+
+    def _clear_terminal_hits(self, item_id, kind=None):
+        if not hasattr(self, "_term_hits"):
+            return
+        if kind:
+            self._term_hits.pop("%s:%s" % (item_id, kind), None)
+            return
+        for key in list(self._term_hits):
+            if key.startswith("%s:" % item_id):
+                self._term_hits.pop(key, None)
+
     def _fail_stuck_simple_start(self, conn, item, printer):
         host = printer["host"]
         msg = "Start abgebrochen (Neustart)"
@@ -277,6 +307,13 @@ class PrintQueueDispatcher:
                     lives[host] = live
                     state = (live.get("state") or "").lower()
                 if state in BUSY:
+                    # Laufenden Einfach-Druck mitziehen. Sonst bleibt await_print
+                    # stehen, bis der Drucker frei ist — und der Start gilt als Timeout,
+                    # obwohl er längst druckt.
+                    running = store.running_print_on_host(conn, host)
+                    if running and not _has_ablauf(running):
+                        self._advance_simple(conn, running, printer, live)
+                        conn.commit()
                     continue
                 if state not in FREE:
                     continue
@@ -418,26 +455,31 @@ class PrintQueueDispatcher:
                         bed_leveling=bed_leveling,
                     )
                     name = (result or {}).get("filename") or ""
+                    # Abbruch während Upload: Status nicht überschreiben, Druck stoppen.
+                    current = store.get_print_queue_row(wconn, item_id)
+                    if current and (current.get("status") or "") in ("cancelled", "dismissed"):
+                        try:
+                            moonraker.command(host, "cancel")
+                        except Exception:
+                            pass
+                        return
                     oid = item.get("order_item_id")
                     if oid:
                         from grotti import orders
 
                         orders.attach_order_item_to_live_run(wconn, host, name, oid)
-                    # await_print: Datei ist raus, Drucker meldet printing oft erst
-                    # nach einer Minute. Nicht bei starting lassen — sonst gilt nach
-                    # 45 s der Neustart-Retry und der zweite Start trifft „druckt schon“.
-                    store.update_print_queue(
-                        wconn,
-                        item_id,
-                        {
-                            "status": "running",
-                            "message": "Datei ist auf %s. Druckstart kann etwa eine Minute dauern."
-                            % printer_copy["name"],
-                            "host": host,
-                            "phase": "await_print",
-                            "phase_started_at": "now",
-                        },
-                    )
+                    live_run = store.find_active_run(wconn, host, name)
+                    fields = {
+                        "status": "running",
+                        "message": "Datei ist auf %s. Druckstart kann etwa eine Minute dauern."
+                        % printer_copy["name"],
+                        "host": host,
+                        "phase": "await_print",
+                        "phase_started_at": "now",
+                    }
+                    if live_run:
+                        fields["run_id"] = live_run["id"]
+                    store.update_print_queue(wconn, item_id, fields)
                     self._event(
                         wconn,
                         host,
@@ -493,6 +535,7 @@ class PrintQueueDispatcher:
         state = (live.get("state") or "").lower()
         if phase in ("starting", "await_print"):
             if state in ("printing", "paused", "heating") or live.get("print_active"):
+                self._clear_terminal_hits(item["id"])
                 store.update_print_queue(
                     conn,
                     item["id"],
@@ -503,6 +546,21 @@ class PrintQueueDispatcher:
                     },
                 )
                 return
+            if phase == "await_print" and state == "cancelled":
+                hits = self._terminal_hits(item["id"], "await_cancel")
+                if hits >= AWAIT_CANCEL_HITS:
+                    self._clear_terminal_hits(item["id"])
+                    store.update_print_queue(
+                        conn,
+                        item["id"],
+                        {
+                            "status": "error",
+                            "message": "Druck abgebrochen.",
+                            "phase": "",
+                            "phase_started_at": None,
+                        },
+                    )
+                return
             if phase == "await_print" and self._print_start_timed_out(item):
                 store.update_print_queue(
                     conn,
@@ -521,6 +579,7 @@ class PrintQueueDispatcher:
         if phase != "print_active":
             return
         if state in ("printing", "paused", "heating"):
+            self._clear_terminal_hits(item["id"])
             return
         if state == "error":
             store.update_print_queue(
@@ -534,7 +593,9 @@ class PrintQueueDispatcher:
                 },
             )
             return
-        if state in FREE or state in ("complete", "cancelled"):
+        # Nur complete = fertig. cancelled/standby erst nach Entprellen.
+        if state == "complete":
+            self._clear_terminal_hits(item["id"])
             store.update_print_queue(
                 conn,
                 item["id"],
@@ -553,6 +614,61 @@ class PrintQueueDispatcher:
                 "%s fertig: %s" % (printer["name"], item.get("filename") or "Druck"),
                 item.get("filename") or "",
             )
+            return
+        if state in ("cancelled", "standby"):
+            hits = self._terminal_hits(item["id"], "end")
+            if hits < TERMINAL_CONFIRM_HITS:
+                return
+            live2 = live
+            try:
+                live2 = moonraker.query(printer["host"])
+            except Exception:
+                pass
+            state2 = (live2.get("state") or "").lower()
+            if state2 in ("printing", "paused", "heating") or live2.get("print_active"):
+                self._clear_terminal_hits(item["id"])
+                return
+            self._clear_terminal_hits(item["id"])
+            if state2 == "complete":
+                store.update_print_queue(
+                    conn,
+                    item["id"],
+                    {
+                        "status": "done",
+                        "message": "Fertig.",
+                        "phase": "",
+                        "phase_started_at": None,
+                    },
+                )
+                self._event(
+                    conn,
+                    printer["host"],
+                    printer["name"],
+                    "fertig",
+                    "%s fertig: %s" % (printer["name"], item.get("filename") or "Druck"),
+                    item.get("filename") or "",
+                )
+                return
+            # Echter Abbruch — nicht „Fertig.“ und kein Auto-Retry.
+            store.update_print_queue(
+                conn,
+                item["id"],
+                {
+                    "status": "cancelled",
+                    "message": "Druck abgebrochen.",
+                    "phase": "",
+                    "phase_started_at": None,
+                },
+            )
+            self._event(
+                conn,
+                printer["host"],
+                printer["name"],
+                "abbruch",
+                "%s: Druck abgebrochen (%s)"
+                % (printer["name"], item.get("filename") or "ohne Datei"),
+                item.get("filename") or "",
+            )
 
     def _begin_ablauf(self, conn, item, printer, live):
         try:
@@ -790,9 +906,31 @@ class PrintQueueDispatcher:
                     live.get("message") or "Druckerfehler während des Drucks.",
                 )
                 return
-            # Erst weiter, wenn der Job wirklich gelaufen ist — sonst Race
-            # (noch standby/complete vom vorherigen Auftrag).
-            if phase == "print_active" and state in ("complete", "standby"):
+            # Nur complete = Druckende. standby/cancelled entprellen (Filament-Resume).
+            if phase == "print_active" and state == "complete":
+                self._clear_terminal_hits(item["id"])
+                self._next_step(conn, item, printer, live)
+                return
+            if phase == "print_active" and state in ("cancelled", "standby"):
+                hits = self._terminal_hits(item["id"], "ablauf_end")
+                if hits < TERMINAL_CONFIRM_HITS:
+                    return
+                try:
+                    live = moonraker.query(printer["host"])
+                    state = (live.get("state") or "").lower()
+                except Exception:
+                    pass
+                if state in ("printing", "paused", "heating") or live.get("print_active"):
+                    self._clear_terminal_hits(item["id"])
+                    return
+                self._clear_terminal_hits(item["id"])
+                if state == "complete":
+                    self._next_step(conn, item, printer, live)
+                    return
+                if state == "cancelled":
+                    self._fail_ablauf(conn, item, printer, "Druck abgebrochen.")
+                    return
+                # standby nach Entprellen: Job wirklich zu Ende
                 self._next_step(conn, item, printer, live)
                 return
             # Idle schon während des Drucks verlängern — sonst greift M84/Default zu früh.
@@ -912,16 +1050,22 @@ class PrintQueueDispatcher:
                     )
                     name = (result or {}).get("filename") or ""
                     row = store.get_print_queue_row(wconn, item_id) or item
-                    store.update_print_queue(
-                        wconn,
-                        item_id,
-                        {
-                            "phase": "printing",
-                            "phase_started_at": "now",
-                            "file_id": step_copy["file_id"],
-                            "message": self._ablauf_message(row, "druckt %s" % name),
-                        },
-                    )
+                    if (row.get("status") or "") in ("cancelled", "dismissed"):
+                        try:
+                            moonraker.command(printer_copy["host"], "cancel")
+                        except Exception:
+                            pass
+                        return
+                    fields = {
+                        "phase": "printing",
+                        "phase_started_at": "now",
+                        "file_id": step_copy["file_id"],
+                        "message": self._ablauf_message(row, "druckt %s" % name),
+                    }
+                    live_run = store.find_active_run(wconn, printer_copy["host"], name)
+                    if live_run:
+                        fields["run_id"] = live_run["id"]
+                    store.update_print_queue(wconn, item_id, fields)
                     self._step_event(wconn, row, printer_copy, "druckt %s" % name)
                     wconn.commit()
                 except GrottiError as exc:

grotti/version.py

@@ -1,3 +1,3 @@
 """Version von Grotti (SemVer). Bei jeder Änderung CHANGELOG.md mitführen."""
 
-__version__ = "3.5.2"
+__version__ = "3.6.0"

grotti/watcher.py

@@ -16,6 +16,21 @@ SAMPLE_EVERY_S = 30
 SAMPLE_HEAT_S = 10
 
 
+def contact_gap_keeps_run(prev_filename, next_filename, next_state):
+    """Nach einem Kontaktverlust bleibt der Lauf, solange kein anderer Auftrag läuft.
+
+    Ein Timeout ist kein Druckende. Ohne Dateiname gibt es keinen Beweis
+    für einen Wechsel, der offene Lauf bleibt.
+    """
+    if next_state not in ("printing", "paused"):
+        return False
+    prev_filename = prev_filename or ""
+    next_filename = next_filename or ""
+    if not prev_filename or not next_filename:
+        return True
+    return prev_filename == next_filename
+
+
 class StateWatcher:
     def __init__(self, database_url, cfg, interval=10):
         self.database_url = database_url
@@ -23,6 +38,7 @@ class StateWatcher:
         self.interval = max(5, int(interval))
         self._prev = {}
         self._offline_hits = {}
+        self._cancel_hits = {}
         self.latest = []
         self._lock = threading.Lock()
         self._updated_at = 0.0
@@ -95,40 +111,35 @@ class StateWatcher:
         if offline:
             hits = self._offline_hits.get(host, 0) + 1
             self._offline_hits[host] = hits
-            if hits >= 2 and not prev_offline:
+            # Ein Aussetzer ist noch kein Offline. Erst der zweite Poll.
+            if hits < 2:
+                return
+            if not prev_offline:
                 self._emit(conn, host, name, "offline", "%s ist offline." % name, filename)
-            # Nach Crash/Shutdown (503/gklib) bleibt sonst „druckt“ im Protokoll.
-            if hits >= 2:
-                dangling = store.find_live_run(conn, host)
-                if dangling:
-                    closed = store.complete_open_run(
-                        conn, dangling["id"], state="interrupted"
-                    )
-                    if closed:
-                        label = dangling.get("filename") or filename or "offline"
-                        self._emit(
-                            conn,
-                            host,
-                            name,
-                            "abbruch",
-                            "%s: Druck unterbrochen (Drucker offline)." % name,
-                            label,
-                            closed["id"],
-                        )
-                        try:
-                            from grotti import jobs
-
-                            jobs.apply_deduction(conn, closed, self.cfg["energy"])
-                        except Exception as exc:
-                            log.warning("Watcher Abzug offline %s: %s", host, exc)
-            self._prev[host] = {"state": "offline", "offline": True, "filename": filename}
+            # Kontakt weg ist kein Druckende. Der letzte echte Zustand bleibt
+            # gemerkt, damit fertig/Abbruch/Fehler beim nächsten Poll greifen.
+            remembered = prev_state if prev_state and prev_state != "offline" else ""
+            self._prev[host] = {
+                "state": remembered,
+                "offline": True,
+                "heating": bool(prev.get("heating")),
+                "filename": prev.get("filename") or filename or "",
+                "spool_warn": bool(prev.get("spool_warn")) if remembered == "printing" else False,
+                "run_id": prev.get("run_id"),
+            }
             return
 
         self._offline_hits[host] = 0
+        file_changed = False
+        if prev_offline and state in ("printing", "paused"):
+            file_changed = self._release_replaced_run(conn, host, name, filename)
         starting = (
-            bool(prev_state)
-            and prev_state not in ("printing", "paused")
-            and state == "printing"
+            (
+                bool(prev_state)
+                and prev_state not in ("printing", "paused")
+                and state == "printing"
+            )
+            or (file_changed and state == "printing")
         )
         if starting:
             # Aufheiz-Proben behalten: Live-Lauf gleicher Datei nicht verwerfen
@@ -154,9 +165,21 @@ class StateWatcher:
             force = starting or (heating and not prev.get("heating"))
             run = self._track_print(conn, host, name, filename, live, state, force_sample=force)
             run_id = run["id"] if run else None
+            if run_id:
+                store.set_printer_active_run(conn, host, run_id)
+
+        if state not in ("cancelled", "standby"):
+            self._cancel_hits[host] = 0
 
         if prev_offline:
             self._emit(conn, host, name, "offline", "%s ist wieder erreichbar." % name, filename, run_id)
+        if file_changed and state == "printing":
+            self._emit(
+                conn, host, name, "start",
+                "%s druckt %s" % (name, filename or "einen Auftrag"),
+                filename, run_id,
+            )
+            self._ensure_start_segment(conn, host, filename, live, run_id)
         elif starting:
             self._emit(
                 conn, host, name, "start",
@@ -177,9 +200,16 @@ class StateWatcher:
                 self._emit(conn, host, name, "start", "%s pausiert." % name, filename, run_id)
         elif prev_state == "paused" and state == "printing":
             self._emit(conn, host, name, "start", "%s druckt weiter." % name, filename, run_id)
+            try:
+                jobs.sync_history(conn, self.cfg, host=host, watcher_resume=True)
+            except Exception as exc:
+                log.warning("Watcher Abgleich Resume %s: %s", host, exc)
+            # Nach Fold: aktiven History-Lauf weiter tracken.
+            open_run = store.find_active_run(conn, host, filename)
+            if open_run:
+                run_id = open_run["id"]
+                store.set_printer_active_run(conn, host, run_id)
         elif prev_state == "printing" and state == "complete":
-            # Live-Übergang: immer belegen (ensure_bed_after_print ohne Endzeit
-            # würde nach Quittierung eines älteren Drucks stehen bleiben).
             store.set_bed_needs_clear(conn, host, True, filename or "fertig")
             self._emit(
                 conn,
@@ -191,53 +221,72 @@ class StateWatcher:
                 run_id or (prev.get("run_id")),
             )
             try:
-                from grotti import jobs
-
-                jobs.sync_history(conn, self.cfg)
+                jobs.sync_history(conn, self.cfg, host=host)
             except Exception as exc:
                 log.warning("Watcher Abgleich %s: %s", host, exc)
-            # History oft ohne Endzeit (interrupted) — Live trotzdem schließen.
+            # Live schließen ohne Abzug — History bucht; Fallback nach Frist.
             dangling = store.find_live_run(conn, host)
             if dangling:
-                closed = store.complete_open_run(conn, dangling["id"], state="completed")
-                if closed:
-                    try:
-                        from grotti import jobs
-
-                        jobs.apply_deduction(conn, closed, self.cfg["energy"])
-                    except Exception as exc:
-                        log.warning("Watcher Abzug %s: %s", host, exc)
+                store.complete_open_run(conn, dangling["id"], state="completed")
+            store.set_printer_active_run(conn, host, None)
         elif state in ("cancelled", "standby"):
-            # Live-Lauf schließen: normaler Abbruch, oder nach Offline/Neustart
-            # (prev wird „offline“, der Übergang paused→standby geht sonst verloren).
             dangling = store.find_live_run(conn, host)
             from_active = prev_state in ("printing", "paused")
             recover = bool(dangling) and (prev_offline or not prev_state)
-            if from_active or recover:
+            hits = self._cancel_hits.get(host, 0) + 1
+            self._cancel_hits[host] = hits
+            # Anycubic flackert kurz cancelled/standby während Pause/Resume —
+            # erst nach 3 Polls aufgeben. Nach Offline-Lücke sofort.
+            need_hits = 1 if recover else 3
+            if (from_active or recover) and hits >= need_hits:
                 file_label = filename or (dangling or {}).get("filename") or state
-                store.set_bed_needs_clear(conn, host, True, file_label)
-                store.abandon_live_runs(conn, host)
-                self._emit(
-                    conn,
-                    host,
-                    name,
-                    "abbruch",
-                    "%s: Druck abgebrochen (%s)" % (
-                        name, file_label if file_label != state else "ohne Datei",
-                    ),
-                    file_label if file_label != state else "",
-                    run_id or prev.get("run_id") or (dangling or {}).get("id"),
-                )
                 try:
-                    from grotti import jobs
-
-                    jobs.sync_history(conn, self.cfg)
+                    jobs.sync_history(conn, self.cfg, host=host)
                 except Exception as exc:
                     log.warning("Watcher Abgleich %s: %s", host, exc)
+                # Nach Sync evtl. schon Fortsetzung — dann nicht aufgeben.
+                still = store.find_live_run(conn, host) or store.find_open_history_run(
+                    conn, host, filename or (dangling or {}).get("filename") or ""
+                )
+                if still and (still.get("state") or "") in ("in_progress", "printing", "paused"):
+                    self._cancel_hits[host] = 0
+                    run_id = still["id"]
+                    store.set_printer_active_run(conn, host, run_id)
+                else:
+                    store.set_bed_needs_clear(conn, host, True, file_label)
+                    store.abandon_live_runs(conn, host)
+                    store.set_printer_active_run(conn, host, None)
+                    self._emit(
+                        conn,
+                        host,
+                        name,
+                        "abbruch",
+                        "%s: Druck abgebrochen (%s)" % (
+                            name, file_label if file_label != state else "ohne Datei",
+                        ),
+                        file_label if file_label != state else "",
+                        run_id or prev.get("run_id") or (dangling or {}).get("id"),
+                    )
+            # prev-Zustand behalten, bis die Hits reichen.
+            if hits < 3 and from_active:
+                self._prev[host] = {
+                    "state": prev_state,
+                    "offline": False,
+                    "heating": heating,
+                    "filename": prev.get("filename") or filename,
+                    "spool_warn": bool(prev.get("spool_warn")),
+                    "run_id": run_id or prev.get("run_id"),
+                }
+                return
         elif state == "error" and prev_state != "error":
             if prev_state == "printing" or prev_state == "paused":
                 store.set_bed_needs_clear(conn, host, True, filename or "Fehler")
+                try:
+                    jobs.sync_history(conn, self.cfg, host=host)
+                except Exception as exc:
+                    log.warning("Watcher Abgleich %s: %s", host, exc)
                 store.abandon_live_runs(conn, host)
+                store.set_printer_active_run(conn, host, None)
             msg = (live.get("message") or "").strip()
             if not msg or msg.lower() in ("error", "fehler"):
                 msg = "Ursache unbekannt — in Mainsail prüfen"
@@ -251,18 +300,10 @@ class StateWatcher:
                 filename,
                 run_id or prev.get("run_id"),
             )
-            try:
-                from grotti import jobs
-
-                jobs.sync_history(conn, self.cfg)
-            except Exception as exc:
-                log.warning("Watcher Abgleich %s: %s", host, exc)
         elif state == "error":
             if (live.get("nozzle_target") or 0) > 0 or (live.get("bed_target") or 0) > 0:
                 self._cool_heaters(host)
         elif state == "complete" and (not prev_state or prev_offline):
-            # Erster Blick nach Neustart: nur mit Endzeit des letzten Laufs,
-            # sonst wird bereits Quittiertes wieder „Platte belegt“.
             ended = conn.execute(
                 """
                 SELECT ended_at FROM runs
@@ -280,6 +321,10 @@ class StateWatcher:
                 ended_at=ended["ended_at"] if ended else None,
                 message=filename or "fertig",
             )
+            try:
+                jobs.sync_history(conn, self.cfg, host=host)
+            except Exception as exc:
+                log.warning("Watcher Abgleich %s: %s", host, exc)
 
         spool_warn = bool(prev.get("spool_warn"))
         if state == "printing" and not spool_warn:
@@ -294,6 +339,40 @@ class StateWatcher:
             "run_id": run_id or (prev.get("run_id") if state in ("printing", "paused") or heating else None),
         }
 
+    def _release_replaced_run(self, conn, host, name, filename):
+        """Anderer Auftrag nach der Lücke: den offenen Lauf loslassen.
+
+        History zuerst, damit Proben am echten Job hängen. Bleibt der alte
+        Live-Lauf, wird er beendet ohne Abzug — der History-Abgleich bucht
+        das Filament, sobald der Job da ist.
+        """
+        existing = store.find_live_run(conn, host)
+        if not existing:
+            return False
+        if contact_gap_keeps_run(existing.get("filename") or "", filename, "printing"):
+            return False
+        try:
+            jobs.sync_history(conn, self.cfg)
+        except Exception as exc:
+            log.warning("Watcher Abgleich nach Offline %s: %s", host, exc)
+        existing = store.find_live_run(conn, host)
+        if not existing:
+            return True
+        if contact_gap_keeps_run(existing.get("filename") or "", filename, "printing"):
+            return False
+        label = existing.get("filename") or "ohne Datei"
+        store.abandon_live_runs(conn, host)
+        self._emit(
+            conn,
+            host,
+            name,
+            "abbruch",
+            "%s: Druck unterbrochen (%s)" % (name, label),
+            label,
+            existing["id"],
+        )
+        return True
+
     def _should_sample(self, conn, host, live, state):
         """Proben bei Druck/Pause und beim Aufheizen mit Bezug zu einem Auftrag."""
         if state in ("printing", "paused"):