import tempfile
import unittest
from pathlib import Path
from unittest.mock import Mock, patch

import json

import httpx

from crewai_cli.enterprise.main import EnterpriseConfigureCommand
from crewai_cli.settings.main import SettingsCommand
import shutil


class TestEnterpriseConfigureCommand(unittest.TestCase):
    def setUp(self):
        self.test_dir = Path(tempfile.mkdtemp())
        self.config_path = self.test_dir / "settings.json"

        with patch('crewai_cli.enterprise.main.SettingsCommand') as mock_settings_command_class:
            self.mock_settings_command = Mock(spec=SettingsCommand)
            mock_settings_command_class.return_value = self.mock_settings_command

            self.enterprise_command = EnterpriseConfigureCommand()

    def tearDown(self):
        shutil.rmtree(self.test_dir)

    @patch('crewai_cli.enterprise.main.httpx.get')
    @patch('crewai_cli.enterprise.main.get_crewai_version')
    def test_successful_configuration(self, mock_get_version, mock_requests_get):
        mock_get_version.return_value = "1.0.0"

        mock_response = Mock()
        mock_response.status_code = 200
        mock_response.raise_for_status.return_value = None
        mock_response.json.return_value = {
            'audience': 'test_audience',
            'domain': 'test.domain.com',
            'device_authorization_client_id': 'test_client_id',
            'provider': 'workos',
            'extra': {}
        }
        mock_requests_get.return_value = mock_response

        enterprise_url = "https://enterprise.example.com"
        self.enterprise_command.configure(enterprise_url)

        expected_headers = {
            "Content-Type": "application/json",
            "User-Agent": "CrewAI-CLI/1.0.0",
            "X-Crewai-Version": "1.0.0",
        }
        mock_requests_get.assert_called_once_with(
            "https://enterprise.example.com/auth/parameters",
            timeout=30,
            headers=expected_headers
        )

        expected_calls = [
            ('enterprise_base_url', 'https://enterprise.example.com'),
            ('oauth2_provider', 'workos'),
            ('oauth2_audience', 'test_audience'),
            ('oauth2_client_id', 'test_client_id'),
            ('oauth2_domain', 'test.domain.com'),
            ('oauth2_extra', {})
        ]

        actual_calls = self.mock_settings_command.set.call_args_list
        self.assertEqual(len(actual_calls), 6)

        for i, (key, value) in enumerate(expected_calls):
            call_args = actual_calls[i][0]
            self.assertEqual(call_args[0], key)
            self.assertEqual(call_args[1], value)

    @patch('crewai_cli.enterprise.main.httpx.get')
    @patch('crewai_cli.enterprise.main.get_crewai_version')
    def test_http_error_handling(self, mock_get_version, mock_requests_get):
        mock_get_version.return_value = "1.0.0"

        mock_response = Mock()
        mock_response.raise_for_status.side_effect = httpx.HTTPStatusError(
            "404 Not Found",
            request=httpx.Request("GET", "http://test"),
            response=httpx.Response(404),
        )
        mock_requests_get.return_value = mock_response

        with self.assertRaises(SystemExit):
            self.enterprise_command.configure("https://enterprise.example.com")

    @patch('crewai_cli.enterprise.main.httpx.get')
    @patch('crewai_cli.enterprise.main.get_crewai_version')
    def test_invalid_json_response(self, mock_get_version, mock_requests_get):
        mock_get_version.return_value = "1.0.0"

        mock_response = Mock()
        mock_response.status_code = 200
        mock_response.raise_for_status.return_value = None
        mock_response.json.side_effect = json.JSONDecodeError("Invalid JSON", "", 0)
        mock_requests_get.return_value = mock_response

        with self.assertRaises(SystemExit):
            self.enterprise_command.configure("https://enterprise.example.com")

    @patch('crewai_cli.enterprise.main.httpx.get')
    @patch('crewai_cli.enterprise.main.get_crewai_version')
    def test_missing_required_fields(self, mock_get_version, mock_requests_get):
        mock_get_version.return_value = "1.0.0"

        mock_response = Mock()
        mock_response.status_code = 200
        mock_response.raise_for_status.return_value = None
        mock_response.json.return_value = {
            'audience': 'test_audience',
        }
        mock_requests_get.return_value = mock_response

        with self.assertRaises(SystemExit):
            self.enterprise_command.configure("https://enterprise.example.com")

    @patch('crewai_cli.enterprise.main.httpx.get')
    @patch('crewai_cli.enterprise.main.get_crewai_version')
    def test_settings_update_error(self, mock_get_version, mock_requests_get):
        mock_get_version.return_value = "1.0.0"

        mock_response = Mock()
        mock_response.status_code = 200
        mock_response.raise_for_status.return_value = None
        mock_response.json.return_value = {
            'audience': 'test_audience',
            'domain': 'test.domain.com',
            'device_authorization_client_id': 'test_client_id',
            'provider': 'workos'
        }
        mock_requests_get.return_value = mock_response

        self.mock_settings_command.set.side_effect = Exception("Settings update failed")

        with self.assertRaises(SystemExit):
            self.enterprise_command.configure("https://enterprise.example.com")

    def test_url_trailing_slash_removal(self):
        with patch.object(self.enterprise_command, '_fetch_oauth_config') as mock_fetch, \
             patch.object(self.enterprise_command, '_update_oauth_settings') as mock_update:

            mock_fetch.return_value = {
                'audience': 'test_audience',
                'domain': 'test.domain.com',
                'device_authorization_client_id': 'test_client_id',
                'provider': 'workos'
            }

            self.enterprise_command.configure("https://enterprise.example.com/")

            mock_fetch.assert_called_once_with("https://enterprise.example.com")
            mock_update.assert_called_once()