from datetime import datetime
import pytest

from sqlalchemy.exc import IntegrityError
from httpx import ConnectError

from conftest import PowerballDraw
from util.drawing import get_powerball_object
from util.scrape import scrape_game_history


def test_create_powerball_draw(db_session) -> None:
    """add a record"""
    date = datetime(2010, 2, 3).date()
    new_record = PowerballDraw(draw_date=date, main_ball1=17, main_ball2=22, main_ball3=36, main_ball4=37,
           main_ball5=52, powerball=24, power_play=2)
    db_session.add(new_record)
    db_session.commit()

    # verify the record exists
    record = db_session.query(PowerballDraw).filter_by(draw_date=date).first()
    assert record is not None
    assert record == new_record


def test_powerball_draw_isolation(db_session) -> None:
    """query for all records in the database"""
    draws = db_session.query(PowerballDraw).all()
    assert len(draws) == 0


def test_powerball_draw_by_date_blank(db_session) -> None:
    """query for all powerball records with a blank date"""
    blank_results = db_session.query(PowerballDraw).filter_by(draw_date='').all()
    assert len(blank_results) == 0


def test_powerball_draw_integrity(db_session) -> None:
    """ensure that duplicate records cannot be inserted"""
    date = datetime(2010, 2, 3).date()
    new_record = PowerballDraw(draw_date=date, main_ball1=17, main_ball2=22, main_ball3=36, main_ball4=37,
           main_ball5=52, powerball=24, power_play=2)

    try:
        # insert a new record
        db_session.add(new_record)
        db_session.commit()

        # try inserting the same record again
        db_session.add(new_record)
        db_session.commit()
    except IntegrityError:
        assert True


def test_powerball_draw_eq_repr_and_str(db_session) -> None:
    """test the __eq__, __repr__ and __str__ methods of PowerballDraw"""
    date = datetime(2010, 2, 3).date()
    new_record = PowerballDraw(draw_date=date, main_ball1=17, main_ball2=22, main_ball3=36, main_ball4=37,
           main_ball5=52, powerball=24, power_play=2)

    # insert a new record
    db_session.add(new_record)
    db_session.commit()

    # query the record
    record = db_session.query(PowerballDraw).filter_by(draw_date=date).first()

    # compare the str and repr values of each using __eq__
    assert str(record) == str(new_record)
    assert repr(record) == repr(new_record)


def test_powerball_scrape_and_insert(db_session) -> None:
    """test scraping game data and inserting it into the database"""
    # scrape the current year history for powerball
    try:
        raw_data = scrape_game_history(game='powerball')

        # loop over the records returned
        for key, value in raw_data.items():
            # convert each record to a PowerballDraw object
            record = get_powerball_object(draw_date=key, draw_result=value)
            # add the record to the database
            db_session.add(record)

        # commit the changes
        db_session.commit()

        # get all the records from the table
        records = db_session.query(PowerballDraw).all()
        assert len(records) == len(raw_data)
    except ConnectError as ce:
        pytest.fail(f"Target scrape site is unavailable: {ce}")