"""S3: 验证 alphalens 与 vnpy_sqlite(peewee) 能否共存。

vnpy.alpha dataset/template.py:13 已 `from alphalens.utils import ...`，
若 alphalens(empyrical-reloaded 要 peewee<3.17.4) 与 vnpy_sqlite(peewee 4.1.1)
冲突，vnpy.alpha 将无法 import —— 这是因子层方案 A 的前置阻塞项。
"""
import sys
import os

_VNPY_SRC = os.path.abspath(os.path.join(os.path.dirname(__file__), "..", "vnpy_v4.4.0"))
sys.path.insert(0, _VNPY_SRC)


def main():
    results = {}

    # 1. alphalens 能否 import
    try:
        from alphalens.utils import get_clean_factor_and_forward_returns
        from alphalens.tears import create_full_tear_sheet
        results["alphalens_import"] = "OK"
    except Exception as e:
        results["alphalens_import"] = f"FAIL: {type(e).__name__}: {e}"

    # 2. vnpy_sqlite 能否 import（peewee）
    try:
        import peewee
        results["peewee_version"] = peewee.__version__
        from vnpy_sqlite.sqlite_database import SqliteDatabase
        results["vnpy_sqlite_import"] = "OK"
    except Exception as e:
        results["vnpy_sqlite_import"] = f"FAIL: {type(e).__name__}: {e}"

    # 3. alpha dataset 能否 import（同时拉 alphalens + vnpy）
    try:
        from vnpy.alpha.dataset import AlphaDataset
        results["alpha_dataset_import"] = "OK"
    except Exception as e:
        results["alpha_dataset_import"] = f"FAIL: {type(e).__name__}: {e}"

    print("=== S3 Spike Result ===")
    for k, v in results.items():
        print(f"  {k}: {v}")

    ok = all(v == "OK" or v.startswith("4") for v in results.values())
    print(f"\nS3 VERDICT: {'PASS' if ok else 'FAIL/CONFLICT'}")


if __name__ == "__main__":
    main()