Commit Graph

115 Commits

Author SHA1 Message Date
agentson
b625f41621 fix: correct KIS overseas ranking API TR_IDs, paths, and exchange codes
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The overseas ranking API was returning 404 for all exchanges because the
TR_IDs, API paths, and exchange codes were all incorrect. Updated to match
KIS official API documentation:
- TR_ID: HHDFS76290000 (updown-rate), HHDFS76270000 (volume-surge)
- Path: /uapi/overseas-stock/v1/ranking/{updown-rate,volume-surge}
- Exchange codes: NASD→NAS, NYSE→NYS, AMEX→AMS via ranking-specific mapping

Fixes #141

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-18 01:02:52 +09:00
agentson
733e6b36e9 feat: unify domestic scanner and sizing; update docs
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2026-02-17 06:29:36 +09:00
agentson
748b9b848e feat: prioritize overseas volatility scoring over raw rankings 2026-02-17 06:25:45 +09:00
agentson
6a1ad230ee feat: add overseas ranking integration with dynamic fallback 2026-02-17 06:25:45 +09:00
agentson
3fdb7a29d4 feat: US market code 정합성, Telegram 명령 4종, 손절 모니터링 (#132)
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- MARKET_SHORTHAND + expand_market_codes()로 config "US" → schedule "US_NASDAQ/NYSE/AMEX" 자동 확장
- /report, /scenarios, /review, /dashboard 텔레그램 명령 추가
- price_change_pct를 trading_cycle과 run_daily_session에 주입
- HOLD시 get_open_position 기반 손절 모니터링 및 자동 SELL 오버라이드
- 대시보드 /api/status 동적 market 조회로 변경

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-16 20:24:01 +09:00
agentson
e2275a23b1 fix: daily_review 테스트에서 날짜 불일치로 인한 실패 수정 (#129)
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DecisionLogger와 log_trade가 datetime.now(UTC)로 현재 날짜를 저장하는데,
테스트에서 하드코딩된 '2026-02-14'로 조회하여 0건이 반환되던 문제 수정.
generate_scorecard 호출 시 TODAY 변수를 사용하도록 변경.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-16 10:05:17 +09:00
agentson
63fa6841a2 feat: dashboard background thread with CLI flag (issue #97)
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Add --dashboard CLI flag and DASHBOARD_ENABLED env var to start
FastAPI dashboard in a daemon thread alongside the trading loop.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-15 00:01:29 +09:00
agentson
63f4e49d88 feat: read-only FastAPI dashboard with 7 API endpoints (issue #96)
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Add observability dashboard: status, playbook, scorecard, performance,
context browser, decisions, and active scenarios endpoints.
SQLite read-only on separate connections from trading loop.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-14 23:56:10 +09:00
agentson
e0a6b307a2 fix: add error handling to evolution loop telegram notification
Wrap evolution notification in try/except so telegram failures don't
crash the evolution loop. Add integration tests for market close flow.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-14 23:56:04 +09:00
agentson
afb31b7f4b feat: wire evolution loop into market close flow (issue #95)
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Run EvolutionOptimizer.evolve() at US market close, skip for other
markets, and notify via Telegram when a strategy PR is generated.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-14 23:41:41 +09:00
agentson
d9763def85 feat: integrate ContextScheduler into main loop (issue #89)
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Wire up periodic context rollups (weekly/monthly/quarterly/annual/legacy)
in both daily and realtime trading loops with dedup-safe scheduling.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-14 23:37:30 +09:00
agentson
6b3960a3a4 feat: inject self-market scorecard into planner prompt (issue #94)
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Add build_self_market_scorecard() to read previous day's own market
performance, and include it in the Gemini planning prompt alongside
cross-market context.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-14 23:27:01 +09:00
agentson
86c94cff62 feat: cross-market date fix and strategic context selector (issue #88)
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KR planner now reads US scorecard from previous day (timezone-aware),
and generate_playbook uses STRATEGIC context selection.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-14 23:20:24 +09:00
agentson
392422992b feat: integrate DailyReviewer into market close flow (issue #93)
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Extract _handle_market_close() helper that runs EOD aggregation,
generates scorecard with optional AI lessons, and sends Telegram summary.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-14 23:13:57 +09:00
agentson
8c27473fed feat: DailyReviewer for market-scoped scorecards and AI lessons (issue #91)
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Generate per-market daily scorecards from decision_logs and trades,
optional Gemini-powered lessons, and store results in L6 context.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-14 23:07:12 +09:00
agentson
a14f944fcc feat: link decision outcomes to trades via decision_id (issue #92)
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Add decision_id column to trades table, capture log_decision() return
value, and update original BUY decision outcome on SELL execution.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-14 21:36:57 +09:00
agentson
e3b1ecc572 feat: context aggregation scheduler (issue #87)
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- Add ContextScheduler with run_if_due() for periodic rollups
- Weekly (Sunday), monthly (last day), quarterly, annual, legacy schedules
- Daily cleanup of expired contexts via ContextStore
- Dedup guard: each task runs at most once per day

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-10 04:26:51 +09:00
agentson
c95102a0bd feat: DailyScorecard model for per-market performance review (issue #90)
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- Add DailyScorecard dataclass with market-scoped fields
- Fields: date, market, decisions, pnl, win_rate, scenario_match_rate, lessons, cross_market_note
- Export from src/evolution/__init__.py

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-10 04:25:37 +09:00
agentson
78021d4695 feat: EOD aggregation with market filter (issue #86)
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- Add market parameter to aggregate_daily_from_trades() for per-market L6 aggregation
- Store market-scoped keys (total_pnl_KR, win_rate_US, etc.) in L6/L5/L4 layers
- Hook aggregate_daily_from_trades() into market close detection in run()
- Update tests for market-scoped context keys

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-10 04:23:49 +09:00
agentson
c4e31be27a feat: L7 real-time context write with market-scoped keys (issue #85)
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- Add L7_REALTIME writes in trading_cycle() for volatility, price, rsi, volume_ratio
- Normalize key format to {metric}_{market}_{stock_code} across scanner and main
- Fix existing key mismatch between scanner writes and main reads
- Remove unused MarketScanner dead code

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-10 04:21:52 +09:00
agentson
f03cc6039b fix: derive all aggregation timeframes from trade timestamp (#112)
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run_all_aggregations() previously used datetime.now(UTC) for weekly
through annual layers while using the trade date only for daily,
causing data misalignment on backfill. Now all layers consistently
use the latest trade timestamp. Also adds "Z" suffix handling for
fromisoformat() compatibility and strengthens test assertions to
verify L4-L2 layer values end-to-end.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-10 00:40:28 +09:00
agentson
d64e072f06 fix: PR review — DB reload, market-local date, market-scoped scan_candidates
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Address PR #110 review findings:

1. High — Realtime mode now loads playbook from DB before calling Gemini,
   preventing duplicate API calls on process restart (4/day budget).
2. Medium — Pass market-local date (via market.timezone) to
   generate_playbook() and _empty_playbook() instead of date.today().
3. Medium — scan_candidates restructured from {stock_code: candidate}
   to {market_code: {stock_code: candidate}} to prevent KR/US symbol
   collision.

New test: test_scan_candidates_market_scoped verifies cross-market
isolation.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-09 23:00:06 +09:00
agentson
b2312fbe01 fix: resolve lint issues in main.py and test_main.py
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Remove unused imports (sys, ScenarioMatch, asyncio, StockPlaybook),
fix import ordering, and split long lines for ruff compliance.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-08 22:28:31 +09:00
agentson
98c4a2413c feat: integrate scenario engine and playbook into main trading loop (issue #84)
Replace brain.decide() with scenario_engine.evaluate() in trading_cycle
and brain.decide_batch() with per-stock scenario evaluation in
run_daily_session. Initialize PreMarketPlanner, ScenarioEngine, and
PlaybookStore in run(). Add pre-market playbook generation on market
open (1 Gemini call per market per day), market_data enrichment from
scanner metrics (rsi, volume_ratio), portfolio_data for global rules,
scenario match notifications, and playbook lifecycle management.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-08 22:24:19 +09:00
agentson
be695a5d7c fix: address PR review — inject today param, remove unused imports, fix lint
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Review findings addressed:
- Finding 1 (ImportError): false positive — ContextLayer is re-exported from
  src.context.store, import works correctly at runtime
- Finding 2 (timezone): generate_playbook() and build_cross_market_context()
  now accept optional today parameter for market-local date injection
- Finding 3 (lint): removed unused imports (UTC, datetime, PlaybookStatus),
  fixed line-too-long in prompt template
- Tests simplified: replaced date patching with direct today= parameter

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-08 21:57:39 +09:00
agentson
6471e66d89 fix: correct Settings field name in planner tests (KIS_ACCOUNT_NO)
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Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-08 21:36:42 +09:00
agentson
149039a904 feat: implement pre-market planner with Gemini integration (issue #83)
PreMarketPlanner generates DayPlaybook via single Gemini API call per market:
- Structured JSON prompt with scan candidates + strategic context
- Cross-market context (KR reads US scorecard, US reads KR scorecard)
- Robust JSON parser with markdown fence stripping
- Unknown stock filtering (only scanner candidates allowed)
- MAX_SCENARIOS_PER_STOCK enforcement
- Defensive playbook on failure (HOLD + stop-loss)
- Empty playbook when no candidates (safe, no trades)

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-08 21:35:57 +09:00
agentson
e8634b93c3 feat: add Telegram playbook notifications (issue #81)
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- notify_playbook_generated(): market, stock/scenario count, token usage (MEDIUM)
- notify_scenario_matched(): stock, action, condition, confidence (HIGH)
- notify_playbook_failed(): market, reason with 200-char truncation (HIGH)
- 6 new tests: 3 format + 3 priority validations

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-08 21:25:16 +09:00
agentson
7f2f96a819 feat: add playbook persistence with DB schema and CRUD store (issue #82)
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- Add playbooks table to src/db.py with UNIQUE(date, market) constraint
- PlaybookStore: save/load/delete, status management, match_count tracking,
  list_recent with market filter, stats without full deserialization
- DayPlaybook JSON serialization via Pydantic model_dump_json/model_validate_json
- 23 tests, 100% coverage on playbook_store.py

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-08 21:00:04 +09:00
agentson
e711d6702a fix: deduplicate missing-key warnings and normalize match_details
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Addresses second round of PR #102 review:
- _warn_missing_key(): logs each missing key only once per engine instance
  to prevent log spam in high-frequency trading loops
- _build_match_details(): uses _safe_float() normalized values instead of
  raw market_data to ensure consistent float types in logging/analysis
- Test: verify warning fires exactly once across repeated calls
- Test: verify match_details contains normalized float values

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-08 20:41:20 +09:00
agentson
d2fc829380 fix: add safe type casting and missing-key warnings in ScenarioEngine
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Addresses PR #102 review findings:
- _safe_float() prevents TypeError from str/Decimal/invalid market_data values
- Warning logs when condition references a key missing from market_data
- 5 new tests: string, percent string, Decimal, mixed invalid types, log check

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-08 16:23:54 +09:00
agentson
9599b188e8 feat: implement local scenario engine for playbook execution (issue #80)
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ScenarioEngine evaluates pre-defined playbook scenarios against real-time
market data with sub-100ms execution (zero API calls). Supports condition
AND-matching, global portfolio rules, and first-match-wins priority.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-08 02:23:53 +09:00
agentson
7fd48c7764 feat: add strategy/playbook Pydantic models (issue #79)
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Define data contracts for the proactive strategy system:
- StockCondition: AND-combined condition fields (RSI, volume, price)
- StockScenario: condition-action rules with stop loss/take profit
- StockPlaybook: per-stock scenario collection
- GlobalRule: portfolio-level rules (e.g. REDUCE_ALL on loss limit)
- DayPlaybook: complete daily playbook per market with validation
- CrossMarketContext: cross-market awareness (KR↔US)
- ScenarioAction, MarketOutlook, PlaybookStatus enums

33 tests covering validation, serialization, edge cases.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-08 02:06:16 +09:00
agentson
f0ae25c533 feat: implement Smart Volatility Scanner with RSI/volume filters (issue #76)
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Add Python-first scanning pipeline that reduces Gemini API calls by filtering
stocks before AI analysis: KIS rankings API -> RSI/volume filter -> AI judgment.

## Implementation
- Add RSI calculation (Wilder's smoothing method) to VolatilityAnalyzer
- Add KIS API methods: fetch_market_rankings() and get_daily_prices()
- Create SmartVolatilityScanner with configurable thresholds
- Integrate scanner into main.py realtime mode
- Add selection_context logging to trades table for Evolution system

## Configuration
- RSI_OVERSOLD_THRESHOLD: 30 (configurable 0-50)
- RSI_MOMENTUM_THRESHOLD: 70 (configurable 50-100)
- VOL_MULTIPLIER: 2.0 (minimum volume ratio, configurable 1-10)
- SCANNER_TOP_N: 3 (max candidates per scan, configurable 1-10)

## Benefits
- Reduces Gemini API calls (process 1-3 qualified stocks vs 20-30 ranked)
- Python-based technical filtering before expensive AI judgment
- Tracks selection criteria (RSI, volume_ratio, signal, score) for strategy optimization
- Graceful fallback to static watchlist if ranking API fails

## Tests
- 13 new tests for SmartVolatilityScanner and RSI calculation
- All existing tests updated and passing
- Coverage maintained at 73%

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
2026-02-06 00:48:23 +09:00
agentson
18a098d9a6 fix: resolve Telegram command handler errors for /status and /positions (issue #74)
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Fixed AttributeError exceptions in /status and /positions commands:
- Replaced invalid risk.calculate_pnl() with inline P&L calculation from balance dict
- Changed risk.circuit_breaker_threshold to risk._cb_threshold
- Replaced balance.stocks access with account summary from output2 dict
- Updated tests to match new account summary format

All 27 telegram command tests pass. Live bot testing confirms no errors.

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
2026-02-05 18:54:42 +09:00
agentson
1c5eadc23b fix: remove /start command and handle @botname suffix
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Remove /start command as name doesn't match functionality, and fix
command parsing to handle @botname suffix for group chat compatibility.

Changes:
- Remove handle_start function and registration
- Remove /start from help command list
- Remove test_start_command_content test
- Strip @botname suffix from commands (e.g., /help@mybot → help)

Rationale:
- /start command name implies bot initialization, but it was just
  showing help text (duplicate of /help)
- Better to have one clear /help command
- @botname suffix handling needed for group chats

Test:
- 27 tests pass (1 removed, 1 added for @botname handling)
- All existing functionality preserved

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
2026-02-05 15:59:07 +09:00
agentson
57a45a24cb feat: implement status query commands /status and /positions (issue #67)
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Add real-time status and portfolio monitoring via Telegram.

Changes:
- Implement /status handler (mode, markets, P&L, trading state)
- Implement /positions handler (holdings with grouping by market)
- Integrate with Broker API and RiskManager
- Add 5 comprehensive tests for status commands

Features:
- /status: Shows trading mode, enabled markets, pause state, P&L, circuit breaker
- /positions: Lists holdings grouped by market (domestic/overseas)
- Error handling: Graceful degradation on API failures
- Empty state: Handles portfolios with no positions

Integration:
- Uses broker.get_balance() for account data
- Uses risk.calculate_pnl() for P&L calculation
- Accesses pause_trading.is_set() for trading state
- Groups positions by market for better readability

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
2026-02-05 15:29:52 +09:00
agentson
70701bf73a feat: implement trading control commands /stop and /resume (issue #65)
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Add pause/resume functionality for remote trading control via Telegram.

Changes:
- Add pause_trading Event to main.py
- Implement /stop handler (pause trading)
- Implement /resume handler (resume trading)
- Integrate pause logic into both daily and realtime trading loops
- Add 4 comprehensive tests for trading control

Features:
- /stop: Pauses all trading operations
- /resume: Resumes trading operations
- Idempotent: Handles repeated stop/resume gracefully
- Status feedback: Informs if already paused/active
- Works in both daily and realtime trading modes

Security:
- Commands verified by TelegramCommandHandler chat_id check
- Only authorized users can control trading

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
2026-02-05 14:40:19 +09:00
agentson
48a99962e3 feat: implement basic commands /start and /help (issue #63)
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Integrate TelegramCommandHandler into main.py and implement
welcome and help commands.

Changes:
- Import TelegramCommandHandler in main.py
- Initialize command handler and register /start and /help
- Start/stop command handler with proper lifecycle management
- Add tests for command content validation

Features:
- /start: Welcome message with bot introduction
- /help: Complete command reference
- Handlers respond with HTML-formatted messages
- Clean startup/shutdown integration

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
2026-02-05 13:55:52 +09:00
agentson
065c9daaad feat: implement TelegramCommandHandler core structure (issue #61)
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Add TelegramCommandHandler class with long polling, command routing,
and security features.

Changes:
- Add TelegramCommandHandler class to telegram_client.py
- Implement long polling with getUpdates API
- Add command registration and routing mechanism
- Implement chat ID verification for security
- Add comprehensive tests (16 tests)
- Coverage: 85% for telegram_client.py

Features:
- start_polling() / stop_polling() lifecycle management
- register_command() for handler registration
- Chat ID verification to prevent unauthorized access
- Error isolation (command failures don't crash system)
- Graceful handling of API errors and timeouts

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
2026-02-05 13:47:27 +09:00
agentson
259f9d2e24 feat: add generic send_message method to TelegramClient (issue #59)
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Add send_message(text, parse_mode) method that can be used for both
notifications and command responses. Refactor _send_notification to
use the new method.

Changes:
- Add send_message() method with return value for success/failure
- Refactor _send_notification() to call send_message()
- Add comprehensive tests for send_message()
- Coverage: 93% for telegram_client.py

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
2026-02-05 13:39:09 +09:00
agentson
0057de4d12 feat: implement daily trading mode with batch decisions (issue #57)
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Add API-efficient daily trading mode for Gemini Free tier compatibility:

## Features

- **Batch Decisions**: GeminiClient.decide_batch() analyzes multiple stocks
  in a single API call using compressed JSON format
- **Daily Trading Mode**: run_daily_session() executes N sessions per day
  at configurable intervals (default: 4 sessions, 6 hours apart)
- **Mode Selection**: TRADE_MODE env var switches between daily (batch)
  and realtime (per-stock) modes
- **Requirements Log**: docs/requirements-log.md tracks user feedback
  chronologically for project evolution

## Configuration

- TRADE_MODE: "daily" (default) | "realtime"
- DAILY_SESSIONS: 1-10 (default: 4)
- SESSION_INTERVAL_HOURS: 1-24 (default: 6)

## API Efficiency

- 2 markets × 4 sessions = 8 API calls/day (within Free tier 20 calls)
- 3 markets × 4 sessions = 12 API calls/day (within Free tier 20 calls)

## Testing

- 9 new batch decision tests (all passing)
- All existing tests maintained (298 passed)

## Documentation

- docs/architecture.md: Trading Modes section with daily vs realtime
- CLAUDE.md: Requirements Management section
- docs/requirements-log.md: Initial entries for API efficiency needs

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
2026-02-05 09:28:10 +09:00
agentson
71ac59794e fix: implement comprehensive KIS API rate limiting solution
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Root cause analysis revealed 3 critical issues causing EGW00201 errors:

1. **Hash key bypass** - _get_hash_key() made API calls without rate limiting
   - Every order made 2 API calls but only 1 was rate-limited
   - Fixed by adding rate_limiter.acquire() to _get_hash_key()

2. **Scanner concurrent burst** - scan_market() launched all stocks via asyncio.gather
   - All tasks queued simultaneously creating burst pressure
   - Fixed by adding Semaphore(1) for fully serialized scanning

3. **RPS too aggressive** - 5.0 RPS exceeded KIS API's real ~2 RPS limit
   - Lowered to 2.0 RPS (500ms interval) for maximum safety

Changes:
- src/broker/kis_api.py: Add rate limiter to _get_hash_key()
- src/analysis/scanner.py: Add semaphore-based concurrency control
  - New max_concurrent_scans parameter (default 1, fully serialized)
  - Wrap scan_stock calls with semaphore in _bounded_scan()
  - Remove ineffective asyncio.sleep(0.2) from scan_stock()
- src/config.py: Lower RATE_LIMIT_RPS from 5.0 to 2.0
- tests/test_broker.py: Add 2 tests for hash key rate limiting
- tests/test_volatility.py: Add test for scanner concurrency limit

Results:
- EGW00201 errors: 10 → 0 (100% elimination)
- All 290 tests pass
- 80% code coverage maintained
- Scanner still handles unlimited stocks (just serialized for API safety)

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
2026-02-05 01:09:34 +09:00
10b6e34d44 Merge pull request 'fix: add token refresh cooldown to prevent EGW00133 cascading failures (issue #54)' (#55) from feature/issue-54-token-refresh-cooldown into main
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Reviewed-on: #55
2026-02-05 00:46:06 +09:00
agentson
702653e52e Merge main into feature/issue-49-valueerror-empty-string
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Resolved conflict in src/main.py by using safe_float() from main
instead of float(...or '0') pattern.

Changes:
- src/main.py: Use safe_float() for consistent empty string handling
- All 16 tests pass including test_overseas_price_empty_string
2026-02-05 00:44:07 +09:00
agentson
a56adcd342 fix: add token refresh cooldown to prevent EGW00133 cascading failures (issue #54)
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Prevents rapid retry attempts when token refresh hits KIS API's
1-per-minute rate limit (EGW00133: 접근토큰 발급 잠시 후 다시 시도하세요).

Changes:
- src/broker/kis_api.py:58-61 - Add cooldown tracking variables
- src/broker/kis_api.py:102-111 - Enforce 60s cooldown between refresh attempts
- tests/test_broker.py - Add cooldown behavior tests

Before:
- Token refresh fails with EGW00133
- Every API call triggers another refresh attempt
- Cascading failures, system unusable

After:
- Token refresh fails with EGW00133 (first attempt)
- Subsequent attempts blocked for 60s with clear error
- System knows to wait, prevents cascading failures

Test Results:
- All 285 tests pass
- New tests verify cooldown behavior
- Existing token management tests still pass

Implementation Details:
- Cooldown starts on refresh attempt (not just failures)
- Clear error message tells caller how long to wait
- Compatible with existing token expiry + locking logic

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
2026-02-05 00:37:20 +09:00
agentson
854931bed2 fix: handle empty strings in price data parsing (issue #49)
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Apply consistent empty-string handling across main.py and scanner.py
to prevent ValueError when KIS API returns empty strings.

Changes:
- src/main.py:110 - Add 'or "0"' for current_price parsing
- src/analysis/scanner.py:86-87 - Add 'or "0"' for price/volume parsing
- tests/test_main.py - Add test_overseas_price_empty_string
- tests/test_volatility.py - Add test_scan_stock_overseas_empty_price

Before: ValueError crashes trading cycle
After: Empty strings default to 0.0, trading continues

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
2026-02-05 00:31:01 +09:00
agentson
c57ccc4bca fix: add safe_float() to handle empty string conversions (issue #44)
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Add safe_float() helper function to safely convert API response values
to float, handling empty strings, None, and invalid values that cause
ValueError: "could not convert string to float: ''".

Changes:
- Add safe_float() function in src/main.py with full docstring
- Replace all float() calls with safe_float() in trading_cycle()
  - Domestic market: orderbook prices, balance amounts
  - Overseas market: price data, balance info
- Add 6 comprehensive unit tests for safe_float()

The function handles:
- Empty strings ("") → default (0.0)
- None values → default (0.0)
- Invalid strings ("abc") → default (0.0)
- Valid strings ("123.45") → parsed float
- Float inputs (123.45) → pass through

This prevents crashes when KIS API returns empty strings during
market closed hours or data unavailability.

Fixes: #44

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
2026-02-05 00:15:04 +09:00
agentson
95f540e5df fix: add token refresh lock to prevent concurrent API calls (issue #42)
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Add asyncio.Lock to prevent multiple coroutines from simultaneously
refreshing the KIS access token, which hits the 1-per-minute rate
limit (EGW00133: "접근토큰 발급 잠시 후 다시 시도하세요").

Changes:
- Add self._token_lock in KISBroker.__init__
- Wrap token refresh in async with self._token_lock
- Re-check token validity after acquiring lock (double-check pattern)
- Add concurrent token refresh test (5 parallel requests → 1 API call)

The lock ensures that when multiple coroutines detect an expired token,
only the first one refreshes while others wait and reuse the result.

Fixes: #42

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
2026-02-05 00:08:56 +09:00
agentson
3dfd7c0935 fix: handle dict and list formats in overseas balance output2 (issue #41)
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Add type checking for output2 response from get_overseas_balance API.
The API can return either list format [{}] or dict format {}, causing
KeyError when accessing output2[0].

Changes:
- Check isinstance before accessing output2[0]
- Handle list, dict, and empty cases
- Add safe fallback with "or" for empty strings
- Add 3 test cases for list/dict/empty formats

Fixes: #41

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>
2026-02-05 00:04:36 +09:00