"""
Tests for GET /api/services/active endpoint.
"""

import json
import sys
from pathlib import Path
from unittest.mock import MagicMock, patch

import pytest

sys.path.insert(0, str(Path(__file__).parent.parent / 'api'))

from app import app


def _make_registry(active_services):
    reg = MagicMock()
    reg.list_active = MagicMock(return_value=active_services)
    return reg


@pytest.fixture()
def client():
    app.config['TESTING'] = True
    with app.test_client() as c:
        yield c


def test_active_returns_200(client):
    import app as app_module
    with patch.object(app_module, 'service_registry', _make_registry([])):
        resp = client.get('/api/services/active')
    assert resp.status_code == 200


def test_active_returns_empty_list_when_nothing_installed(client):
    import app as app_module
    with patch.object(app_module, 'service_registry', _make_registry([])):
        resp = client.get('/api/services/active')
    data = json.loads(resp.data)
    assert data == []


def test_active_returns_installed_services(client):
    email_svc = {
        'id': 'email',
        'name': 'Email',
        'subdomain': 'mail',
        'capabilities': {'has_accounts': True},
        'config': {},
    }
    import app as app_module
    with patch.object(app_module, 'service_registry', _make_registry([email_svc])):
        resp = client.get('/api/services/active')
    data = json.loads(resp.data)
    assert isinstance(data, list)
    assert len(data) == 1
    assert data[0]['id'] == 'email'
    assert data[0]['name'] == 'Email'


def test_active_response_shape(client):
    """Each entry must have id, name, subdomain, and capabilities keys."""
    email_svc = {
        'id': 'email',
        'name': 'Email',
        'subdomain': 'mail',
        'capabilities': {'has_accounts': True},
        'config': {},
    }
    import app as app_module
    with patch.object(app_module, 'service_registry', _make_registry([email_svc])):
        resp = client.get('/api/services/active')
    data = json.loads(resp.data)
    entry = data[0]
    assert 'id' in entry
    assert 'name' in entry
    assert 'subdomain' in entry
    assert 'capabilities' in entry