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


def test_strategy_version_from_meta():
    original_get_meta = altcoin_db.get_meta
    try:
        altcoin_db.get_meta = lambda: {"strategy_version": "v2026.04.30-r1"}
        assert altcoin_db.get_meta().get("strategy_version") == "v2026.04.30-r1"
    finally:
        altcoin_db.get_meta = original_get_meta


def test_create_recommendation_persists_strategy_version(monkeypatch):
    original_get_conn = altcoin_db.get_conn
    original_meta = altcoin_db.get_meta

    class FakeCursor:
        lastrowid = 321

    class FakeConn:
        def __init__(self):
            self.sql = None
            self.params = None
            self.committed = False
            self.closed = False

        def execute(self, sql, params=()):
            self.sql = sql
            self.params = params
            return FakeCursor()

        def commit(self):
            self.committed = True

        def close(self):
            self.closed = True

    fake_conn = FakeConn()
    monkeypatch.setattr(altcoin_db, "get_conn", lambda: fake_conn)
    monkeypatch.setattr(altcoin_db, "get_meta", lambda: {"strategy_version": "v2026.04.30-r2"})

    rec_id = altcoin_db.create_recommendation(
        symbol="AI/USDT",
        rec_state="加速",
        rec_score=7,
        entry_price=1.23,
        stop_loss=1.1,
        tp1=1.4,
        tp2=1.6,
        sector="AI",
        signals=["量价齐飞"],
        is_meme=0,
        entry_plan={"entry_action": "可即刻买入"},
        direction="多头启动",
    )

    assert rec_id == 321
    assert "strategy_version" in fake_conn.sql
    assert fake_conn.params[-1] == "v2026.04.30-r2"
    assert fake_conn.committed is True
    assert fake_conn.closed is True

    altcoin_db.get_conn = original_get_conn
    altcoin_db.get_meta = original_meta


def test_derive_execution_fields_exposes_strategy_version():
    item = {
        "status": "active",
        "action_status": "持有",
        "entry_plan_json": "{}",
        "strategy_version": "v2026.04.30-r3",
    }

    result = altcoin_db._derive_execution_fields(item)

    assert result["strategy_version"] == "v2026.04.30-r3"
    assert result["strategy_version_label"] == "策略版本 v2026.04.30-r3"