PINK Phase 0 and 1: VST WS confirmed plus AccountSnapshotV2 account core

prod/clean_arch/dita_v2/journal.py

@@ -1,102 +0,0 @@
-"""Debug journaling surfaces for DITAv2."""
-
-from __future__ import annotations
-
-from dataclasses import dataclass, field
-from datetime import datetime, timezone
-from typing import Any, Callable, Dict, List, Optional, Protocol
-
-from .contracts import KernelTransition, TradeSlot, TradeStage, VenueEvent
-from .control import KernelControlSnapshot
-from .utils import json_safe, json_text
-
-JournalSink = Callable[[str, Dict[str, Any]], None]
-
-
-class KernelJournal(Protocol):
-    """Append-only debug journal interface."""
-
-    def record(self, row: Dict[str, Any]) -> None:
-        ...
-
-    def record_transition(
-        self,
-        *,
-        transition: KernelTransition,
-        slot: TradeSlot,
-        event: Optional[VenueEvent] = None,
-        control: Optional[KernelControlSnapshot] = None,
-    ) -> None:
-        ...
-
-
-@dataclass
-class MemoryKernelJournal:
-    """In-memory journal used in tests."""
-
-    rows: List[Dict[str, Any]] = field(default_factory=list)
-    capture_limit: int = 10_000
-
-    def record(self, row: Dict[str, Any]) -> None:
-        if len(self.rows) < self.capture_limit:
-            self.rows.append(dict(row))
-
-    def record_transition(
-        self,
-        *,
-        transition: KernelTransition,
-        slot: TradeSlot,
-        event: Optional[VenueEvent] = None,
-        control: Optional[KernelControlSnapshot] = None,
-    ) -> None:
-        row = _transition_row(transition=transition, slot=slot, event=event, control=control)
-        self.record(row)
-
-
-class ClickHouseKernelJournal:
-    """Fire-and-forget ClickHouse journal.
-
-    The sink is a small callable of the form ``sink(table_name, row_dict)``.
-    """
-
-    def __init__(self, sink: Optional[JournalSink] = None):
-        self.sink = sink
-
-    def record(self, row: Dict[str, Any]) -> None:
-        if self.sink is not None:
-            self.sink("dita_kernel_debug", row)
-
-    def record_transition(
-        self,
-        *,
-        transition: KernelTransition,
-        slot: TradeSlot,
-        event: Optional[VenueEvent] = None,
-        control: Optional[KernelControlSnapshot] = None,
-    ) -> None:
-        self.record(_transition_row(transition=transition, slot=slot, event=event, control=control))
-
-
-def _transition_row(
-    *,
-    transition: KernelTransition,
-    slot: TradeSlot,
-    event: Optional[VenueEvent],
-    control: Optional[KernelControlSnapshot],
-) -> Dict[str, Any]:
-    return {
-        "ts": transition.timestamp.isoformat() if hasattr(transition.timestamp, "isoformat") else str(transition.timestamp),
-        "trade_id": transition.trade_id,
-        "slot_id": transition.slot_id,
-        "prev_state": transition.prev_state.value,
-        "next_state": transition.next_state.value,
-        "trigger": transition.trigger,
-        "intent_id": transition.intent_id,
-        "event_id": transition.event_id,
-        "control_mode": transition.control_mode,
-        "control_verbosity": transition.control_verbosity,
-        "slot_state": slot.to_dict(),
-        "event_payload": json_safe(event) if event is not None else {},
-        "control_snapshot": control.as_dict() if control is not None else {},
-        "slot_state_json": json_text(slot.to_dict()),
-    }