dcy-019/issue #18: slot 자원을 진입 횟수 기준으로 고르게 재사용하고 idle 소진 시 closed 슬롯을 직접 재할당한다. 거버넌스는 전부 change-req(신규 REQ 없음). - 도메인(REQ-002): Slot.entry_count(기본 0) + EXPECTED_SLOT_FIELDS, 상태 머신 closed→pending_buy 신규 전이(base 8→9, ALLOWED_TRANSITIONS 14→15), _apply_transition_fields closed→pending_buy clean-slate + →pending_buy 시 +1 - 영속화(REQ-006): 멱등 마이그레이션 008(entry_count), flat 매핑, find_allocatable_slot(idle∪closed, entry_count→updated_at→slot_id) + in-memory 동등 - admission(REQ-007): _admit_buy find_idle_slot→find_allocatable_slot + from_state=slot.status - 테스트(REQ-003): 전이 카운트/계약 가드 정합 + test_slot_entry_count.py / test_buy_admission_reallocation.py - 문서(REQ-009): data-model.md / runtime-flows.md 정합 - 기존 daily_symbol_entries(symbol-scoped) 분리·미변경 BAT-025(release-candidate) delivery + change-req REQ-002/003/006/007/009(CHG-20260609-01). REL-005(confirmed, app-service): BAT-024+BAT-025 묶음. operator-facing run-the-app 스모크로 enter --forced-close-at(BAT-024)·closed 재할당(BAT-025) 실 데몬 검증 (실 PG 마이그레이션 008 round-trip 포함). 검증: 단위 366 passed / 35 skipped(KIS sandbox 1건 deselect — live .env 환경 의존), ruff clean. Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
100 lines
3.3 KiB
Python
100 lines
3.3 KiB
Python
"""Slot domain data classes (REQ-001, REQ-002)."""
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from __future__ import annotations
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from dataclasses import dataclass, field
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from datetime import date, datetime
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from decimal import Decimal
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from typing import Optional
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from uuid import UUID
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from trex_core.domain.slot.state import SlotState
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@dataclass
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class Slot:
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"""Single daily_slot row.
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Matches the slot column contract recorded in dcy-001 부록 A and
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docs/data-model.md (trex-core stores this in-memory for now; a future
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persistence layer must satisfy the same contract).
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"""
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slot_id: UUID
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trading_date: date
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status: SlotState
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symbol: Optional[str] = None
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qty: Optional[float] = None
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avg_price: Optional[float] = None
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# dcy-012 / REQ-002: side-agnostic "current pending order limit price"
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# (renamed from entry_price). Set on pending entry (buy/sell limit), cleared
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# on pending exit (→HOLDING, →CLOSED) so a buy limit never leaks into a sell
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# order (issue #10). None => market order at dispatch.
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limit_price: Optional[float] = None
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allocated_capital: Optional[float] = None
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order_id: Optional[str] = None
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strategy_id: Optional[str] = None
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broker_order_id: Optional[str] = None # BAT-003 / REQ-011 (trex-orbit lineage)
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portfolio_id: Optional[str] = None # BAT-006 / REQ-025 (trex-orbit lineage)
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sell_strategy_id: Optional[str] = None # BAT-008 / REQ-047 (trex-orbit lineage)
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forced_close_at: Optional[datetime] = None # BAT-014 / REQ-066 (trex-orbit lineage)
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stop_loss_price: Optional[Decimal] = None # REQ-035 / BAT-010
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take_profit_price: Optional[Decimal] = None # REQ-035 / BAT-010
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# dcy-019 / REQ-002 (BAT-025): slot-scoped cumulative entry count. +1 on each
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# allocation transition (idle/closed → pending_buy); drives admission slot
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# selection (lowest entry_count first). Distinct from the symbol-scoped
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# daily_symbol_entries counter (REQ-002 AC-3) — different key/purpose.
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entry_count: int = 0
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created_at: Optional[datetime] = None
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updated_at: Optional[datetime] = None
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# Canonical column contract for `Slot` (dcy-001 OQ-2 / FR-5).
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# test_contract.py asserts this matches `dataclasses.fields(Slot)` so any
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# field add/remove fails loudly. Type mapping lives in the docs (dcy-001 부록 A
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# / docs/data-model.md), not here — names/presence only.
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EXPECTED_SLOT_FIELDS: frozenset[str] = frozenset({
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"slot_id",
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"trading_date",
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"status",
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"symbol",
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"qty",
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"avg_price",
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"limit_price",
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"allocated_capital",
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"order_id",
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"strategy_id",
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"broker_order_id",
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"portfolio_id",
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"sell_strategy_id",
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"forced_close_at",
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"stop_loss_price", # REQ-035
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"take_profit_price", # REQ-035
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"entry_count", # dcy-019 / REQ-002 (BAT-025)
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"created_at",
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"updated_at",
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})
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@dataclass(frozen=True)
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class SlotCapacity:
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"""Snapshot of slot capacity returned by compute_slot_capacity (REQ-002 AC-6)."""
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idle_count: int
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holding_count: int
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pending_count: int
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total_slots: int
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scarcity_ratio: float
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@dataclass(frozen=True)
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class SlotTransitionRecord:
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"""One append-only row in slot_transition_log (REQ-001, REQ-002)."""
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slot_id: UUID
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from_state: SlotState
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to_state: SlotState
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ts: datetime
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reason: str
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actor: str
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extra: dict = field(default_factory=dict)
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