import pytest

from coldcall_lti import create_app
from coldcall_lti.config import Config
from coldcall_lti.db import Base


def make_app(tmp_path, dev_mode):
    class TestConfig(Config):
        TESTING = True
        DATABASE_URL = f"sqlite:///{tmp_path}/test.sqlite3"
        DEV_MODE = dev_mode
        SECRET_KEY = "test"

    app = create_app(TestConfig)
    Base.metadata.create_all(app.extensions["db_engine"])
    return app


@pytest.fixture
def dev_client(tmp_path):
    return make_app(tmp_path, dev_mode=True).test_client()


def test_healthz(tmp_path):
    client = make_app(tmp_path, dev_mode=False).test_client()
    assert client.get("/healthz").json == {"status": "ok"}


def test_dev_routes_absent_outside_dev_mode(tmp_path):
    client = make_app(tmp_path, dev_mode=False).test_client()
    assert client.get("/dev/").status_code == 404


def test_views_require_launch(dev_client):
    assert dev_client.get("/instructor").status_code == 403
    assert dev_client.get("/me").status_code == 403


def test_dev_instructor_launch_shows_roster(dev_client):
    assert dev_client.get("/dev/").status_code == 200
    resp = dev_client.post(
        "/dev/launch/dev-instructor", follow_redirects=True
    )
    assert resp.status_code == 200
    page = resp.get_data(as_text=True)
    assert "8 active students" in page
    assert "Ada Lovelace" in page


def test_dev_student_launch(dev_client):
    resp = dev_client.post(
        "/dev/launch/dev-student-1", follow_redirects=True
    )
    page = resp.get_data(as_text=True)
    assert "Ada Lovelace" in page
    # A student cannot reach the instructor view.
    assert dev_client.get("/instructor").status_code == 403