import json

from tests.conftest import make_game


class TestIndexRoute:
    def test_returns_200(self, flask_client):
        response = flask_client.get("/")
        assert response.status_code == 200

    def test_returns_html(self, flask_client):
        response = flask_client.get("/")
        assert b"NHL Scoreboard" in response.data


class TestScoreboardRoute:
    def test_returns_200(self, flask_client):
        response = flask_client.get("/scoreboard")
        assert response.status_code == 200

    def test_returns_json_with_expected_keys(self, flask_client):
        response = flask_client.get("/scoreboard")
        data = json.loads(response.data)
        assert "live_games" in data
        assert "intermission_games" in data
        assert "pre_games" in data
        assert "final_games" in data

    def test_intermission_games_separated_from_live(
        self, flask_client, monkeypatch, tmp_path
    ):
        import json as _json
        import app.routes as routes

        intermission_game = make_game(in_intermission=True)
        live_game = make_game(home_name="Oilers", away_name="Flames")
        scoreboard = {"games": [intermission_game, live_game]}

        f = tmp_path / "scoreboard_data.json"
        f.write_text(_json.dumps(scoreboard))
        monkeypatch.setattr(routes, "SCOREBOARD_DATA_FILE", str(f))

        data = _json.loads(flask_client.get("/scoreboard").data)

        assert len(data["intermission_games"]) == 1
        assert data["intermission_games"][0]["Intermission"] is True
        assert len(data["live_games"]) == 1
        assert data["live_games"][0]["Intermission"] is False

    def test_live_games_have_required_fields(self, flask_client):
        response = flask_client.get("/scoreboard")
        data = json.loads(response.data)
        if data["live_games"]:
            game = data["live_games"][0]
            assert "Home Team" in game
            assert "Away Team" in game
            assert "Home Score" in game
            assert "Away Score" in game
            assert "Game State" in game
            assert game["Game State"] == "LIVE"

    def test_missing_file_returns_error(self, flask_client, monkeypatch):
        import app.routes as routes

        monkeypatch.setattr(routes, "SCOREBOARD_DATA_FILE", "/nonexistent/path.json")
        response = flask_client.get("/scoreboard")
        data = json.loads(response.data)
        assert "error" in data

    def test_invalid_json_returns_error(self, flask_client, monkeypatch, tmp_path):
        import app.routes as routes

        bad_file = tmp_path / "bad.json"
        bad_file.write_text("not valid json {{{")
        monkeypatch.setattr(routes, "SCOREBOARD_DATA_FILE", str(bad_file))
        response = flask_client.get("/scoreboard")
        data = json.loads(response.data)
        assert "error" in data

    def test_null_json_returns_error(self, flask_client, monkeypatch, tmp_path):
        import app.routes as routes

        null_file = tmp_path / "null.json"
        null_file.write_text("null")
        monkeypatch.setattr(routes, "SCOREBOARD_DATA_FILE", str(null_file))
        response = flask_client.get("/scoreboard")
        data = json.loads(response.data)
        assert "error" in data