"""Tests for admin newsletter API endpoints."""
import pytest

from server.app import app


@pytest.fixture
def client():
    with app.test_client() as client:
        yield client


@pytest.fixture(autouse=True)
def setup_admin_creds(monkeypatch):
    monkeypatch.setattr("server.settings.ADMIN_USERNAME", "admin")
    monkeypatch.setattr("server.settings.ADMIN_PASSWORD", "admin")


def test_create_newsletter_requires_login(client):
    """Test creating newsletter requires login."""
    resp = client.post("/admin/api/newsletters", json={
        "subject": "Test Subject",
        "content": "Test content"
    })
    assert resp.status_code == 302
    assert resp.headers["Location"] == "/auth/login"


def test_create_newsletter_with_login(client):
    """Test creating newsletter when logged in."""
    # Login first
    client.post("/auth/login", data={"username": "admin", "password": "admin"})

    # Create newsletter
    resp = client.post("/admin/api/newsletters", json={
        "subject": "Test Subject",
        "content": "Test content",
        "sender_name": "Test Sender"
    })
    assert resp.status_code == 201
    data = resp.get_json()
    assert data["status"] == "ok"
    assert "newsletter_id" in data


def test_create_newsletter_missing_fields(client):
    """Test creating newsletter with missing required fields."""
    # Login first
    client.post("/auth/login", data={"username": "admin", "password": "admin"})

    # Try without subject
    resp = client.post("/admin/api/newsletters", json={
        "content": "Test content"
    })
    assert resp.status_code == 400
    data = resp.get_json()
    assert data["status"] == "error"
    assert "required" in data["message"]

    # Try without content
    resp = client.post("/admin/api/newsletters", json={
        "subject": "Test Subject"
    })
    assert resp.status_code == 400
    data = resp.get_json()
    assert data["status"] == "error"
    assert "required" in data["message"]


def test_get_newsletters_requires_login(client):
    """Test getting newsletters requires login."""
    resp = client.get("/admin/api/newsletters")
    assert resp.status_code == 302
    assert resp.headers["Location"] == "/auth/login"


def test_get_newsletters_with_login(client):
    """Test getting newsletters when logged in."""
    # Login first
    client.post("/auth/login", data={"username": "admin", "password": "admin"})

    # Create a newsletter first
    client.post("/admin/api/newsletters", json={
        "subject": "Test Subject",
        "content": "Test content"
    })

    # Get newsletters
    resp = client.get("/admin/api/newsletters")
    assert resp.status_code == 200
    data = resp.get_json()
    assert data["status"] == "ok"
    assert "newsletters" in data
    assert "pagination" in data
    assert len(data["newsletters"]) >= 1


def test_send_newsletter_requires_login(client):
    """Test sending newsletter requires login."""
    resp = client.post("/admin/api/newsletters/1/send")
    assert resp.status_code == 302
    assert resp.headers["Location"] == "/auth/login"


def test_send_newsletter_not_found(client):
    """Test sending non-existent newsletter."""
    # Login first
    client.post("/auth/login", data={"username": "admin", "password": "admin"})

    # Try to send non-existent newsletter
    resp = client.post("/admin/api/newsletters/999/send")
    assert resp.status_code == 404
    data = resp.get_json()
    assert data["status"] == "error"
    assert "not found" in data["message"]