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

from aider_gitea import RepositoryConfig, push_changes


class TestPushChangesAssigneeReviewer:
    def setup_method(self):
        self.repository_config = RepositoryConfig(
            gitea_url='https://gitea.example.com',
            owner='testowner',
            repo='testrepo',
            base_branch='main',
            assignee='john_doe',
            reviewer='jane_smith',
        )

        self.cwd = Path('/tmp/test')
        self.branch_name = 'issue-123-test-branch'
        self.issue_number = '123'
        self.issue_title = 'Test Issue'

    @patch('aider_gitea.run_cmd')
    @patch('aider_gitea.has_commits_on_branch')
    @patch('aider_gitea.get_commit_messages')
    def test_push_changes_with_assignee_and_reviewer(
        self,
        mock_get_commit_messages,
        mock_has_commits,
        mock_run_cmd,
    ):
        """Test that push_changes correctly assigns assignee and reviewer."""
        # Setup mocks
        mock_has_commits.return_value = True
        mock_get_commit_messages.return_value = ['Initial commit', 'Fix bug']
        mock_run_cmd.return_value = True

        # Mock gitea client
        mock_client = MagicMock()
        pr_response = {
            'number': 123,
            'html_url': 'https://gitea.example.com/testowner/testrepo/pulls/123',
        }
        mock_client.create_pull_request.return_value = pr_response
        mock_client.assign_reviewers.return_value = True

        # Call the function
        result = push_changes(
            self.repository_config,
            self.cwd,
            self.branch_name,
            self.issue_number,
            self.issue_title,
            mock_client,
        )

        # Verify PR creation was called with assignees
        mock_client.create_pull_request.assert_called_once()
        create_pr_args = mock_client.create_pull_request.call_args
        assert create_pr_args[1]['assignees'] == ['john_doe']

        # Verify reviewer assignment was called
        mock_client.assign_reviewers.assert_called_once_with(
            owner='testowner',
            repo='testrepo',
            pull_number=123,
            reviewers=['jane_smith'],
        )

        # Verify result
        assert result.success is True
        assert result.pull_request_id == 123
        assert (
            result.pull_request_url
            == 'https://gitea.example.com/testowner/testrepo/pulls/123'
        )

    @patch('aider_gitea.run_cmd')
    @patch('aider_gitea.has_commits_on_branch')
    @patch('aider_gitea.get_commit_messages')
    def test_push_changes_without_assignee_and_reviewer(
        self,
        mock_get_commit_messages,
        mock_has_commits,
        mock_run_cmd,
    ):
        """Test that push_changes works when no assignee or reviewer is specified."""
        # Setup repository config without assignee/reviewer
        config_no_assign = RepositoryConfig(
            gitea_url='https://gitea.example.com',
            owner='testowner',
            repo='testrepo',
            base_branch='main',
        )

        # Setup mocks
        mock_has_commits.return_value = True
        mock_get_commit_messages.return_value = ['Initial commit']
        mock_run_cmd.return_value = True

        # Mock gitea client
        mock_client = MagicMock()
        pr_response = {
            'number': 124,
            'html_url': 'https://gitea.example.com/testowner/testrepo/pulls/124',
        }
        mock_client.create_pull_request.return_value = pr_response

        # Call the function
        result = push_changes(
            config_no_assign,
            self.cwd,
            self.branch_name,
            self.issue_number,
            self.issue_title,
            mock_client,
        )

        # Verify PR creation was called without assignees
        mock_client.create_pull_request.assert_called_once()
        create_pr_args = mock_client.create_pull_request.call_args
        assert create_pr_args[1]['assignees'] is None

        # Verify reviewer assignment was NOT called
        mock_client.assign_reviewers.assert_not_called()

        # Verify result
        assert result.success is True
        assert result.pull_request_id == 124

    @patch('aider_gitea.run_cmd')
    @patch('aider_gitea.has_commits_on_branch')
    @patch('aider_gitea.get_commit_messages')
    def test_push_changes_with_only_assignee(
        self,
        mock_get_commit_messages,
        mock_has_commits,
        mock_run_cmd,
    ):
        """Test that push_changes works with only assignee specified."""
        # Setup repository config with only assignee
        config_assignee_only = RepositoryConfig(
            gitea_url='https://gitea.example.com',
            owner='testowner',
            repo='testrepo',
            base_branch='main',
            assignee='john_doe',
        )

        # Setup mocks
        mock_has_commits.return_value = True
        mock_get_commit_messages.return_value = ['Initial commit']
        mock_run_cmd.return_value = True

        # Mock gitea client
        mock_client = MagicMock()
        pr_response = {
            'number': 125,
            'html_url': 'https://gitea.example.com/testowner/testrepo/pulls/125',
        }
        mock_client.create_pull_request.return_value = pr_response

        # Call the function
        result = push_changes(
            config_assignee_only,
            self.cwd,
            self.branch_name,
            self.issue_number,
            self.issue_title,
            mock_client,
        )

        # Verify PR creation was called with assignees
        mock_client.create_pull_request.assert_called_once()
        create_pr_args = mock_client.create_pull_request.call_args
        assert create_pr_args[1]['assignees'] == ['john_doe']

        # Verify reviewer assignment was NOT called
        mock_client.assign_reviewers.assert_not_called()

        # Verify result
        assert result.success is True