import json
import os
import sys
from datetime import datetime

PROJECT_DIR = os.path.abspath(os.path.join(os.path.dirname(__file__), ".."))
if PROJECT_DIR not in sys.path:
    sys.path.insert(0, PROJECT_DIR)

from app.db import altcoin_db
from app.db.analytics import get_observation_candidates


def test_observation_candidates_expose_coin_state_as_watch_pool(monkeypatch, tmp_path):
    db_path = tmp_path / "obs.db"
    monkeypatch.setattr(altcoin_db, "DB_PATH", str(db_path))
    import app.db.schema as schema

    monkeypatch.setattr(schema, "DB_PATH", str(db_path), raising=False)
    altcoin_db.init_db()

    detail = {
        "price": 1.23,
        "signals": ["当前4H静K蓄力", "大户偏多(69%)"],
        "market_context": {"trigger_context": {"trigger_status": "current"}},
        "derivatives_context": {"top_trader_long_pct": 69},
        "sector_context": {"hot_sectors": ["AI_DePIN"]},
    }
    conn = altcoin_db.get_conn()
    conn.execute(
        """
        INSERT INTO coin_state (
            symbol, state, score, anomaly_type, sector, leader_status,
            detected_at, detail_json
        ) VALUES (?, ?, ?, ?, ?, ?, ?, ?)
        """,
        (
            "OBS/USDT",
            "蓄力",
            5,
            "",
            "AI_DePIN",
            "",
            datetime.now().isoformat(),
            json.dumps(detail, ensure_ascii=False),
        ),
    )
    conn.commit()
    conn.close()

    data = get_observation_candidates(limit=10)

    assert data["summary"]["source"] == "coin_state"
    assert len(data["items"]) == 1
    item = data["items"][0]
    assert item["symbol"] == "OBS/USDT"
    assert item["display_bucket"] == "watch_pool"
    assert item["execution_status"] == "observe"
    assert item["entry_triggered"] == 0
    assert item["current_price"] == 1.23
    assert item["signals"] == ["当前4H静K蓄力", "大户偏多(69%)"]