from unittest.mock import MagicMock
from gitea.client import GiteaClient
from gitea.tools.file_tools import FileTools


def _create_mock_client() -> MagicMock:
    """Create a mock GiteaClient with sub-client attributes."""
    mock_client: MagicMock = MagicMock(spec=GiteaClient)
    mock_client.files = MagicMock()
    return mock_client


def test_get_file_content_string_success() -> None:
    mock_client = _create_mock_client()
    mock_client.files.get_file_content.return_value = "file content here"

    file_tools: FileTools = FileTools(mock_client)
    res: str = file_tools.get_file_content("owner", "repo", "path/to/file")
    assert res == "1: file content here"
    mock_client.files.get_file_content.assert_called_once_with(
        "owner", "repo", "path/to/file"
    )


def test_get_file_content_list_success() -> None:
    mock_client = _create_mock_client()
    mock_client.files.get_file_content.return_value = ["line1", "line2"]

    file_tools: FileTools = FileTools(mock_client)
    res: str = file_tools.get_file_content("owner", "repo", "path/to/file")
    assert res == "1: line1\n2: line2"


def test_get_file_content_failure() -> None:
    mock_client = _create_mock_client()
    mock_client.files.get_file_content.side_effect = Exception("API Error")

    file_tools: FileTools = FileTools(mock_client)
    res: str = file_tools.get_file_content("owner", "repo", "path/to/file")
    assert "Error getting file content: API Error" in res


def test_get_file_content_with_ref_string_success() -> None:
    mock_client = _create_mock_client()
    mock_client.files.get_file_content.return_value = "file content here"

    file_tools: FileTools = FileTools(mock_client)
    res: str = file_tools.get_file_content_with_ref(
        "owner", "repo", "path/to/file", "main"
    )
    assert res == "1: file content here"
    mock_client.files.get_file_content.assert_called_once_with(
        "owner", "repo", "path/to/file", "main"
    )


def test_get_file_content_with_ref_list_success() -> None:
    mock_client = _create_mock_client()
    mock_client.files.get_file_content.return_value = ["line1", "line2"]

    file_tools: FileTools = FileTools(mock_client)
    res: str = file_tools.get_file_content_with_ref(
        "owner", "repo", "path/to/file", "main"
    )
    assert res == "1: line1\n2: line2"


def test_get_file_content_with_ref_failure() -> None:
    mock_client = _create_mock_client()
    mock_client.files.get_file_content.side_effect = Exception("API Error")

    file_tools: FileTools = FileTools(mock_client)
    res: str = file_tools.get_file_content_with_ref(
        "owner", "repo", "path/to/file", "main"
    )
    assert "Error getting file content: API Error" in res


def test_commit_file_success() -> None:
    mock_client = _create_mock_client()
    mock_client.files.update_file.return_value = {}

    file_tools: FileTools = FileTools(mock_client)
    res: str = file_tools.commit_file(
        "owner", "repo", "path/to/file", "msg", "content", "branch"
    )
    assert "committed successfully" in res
    mock_client.files.update_file.assert_called_once_with(
        "owner", "repo", "path/to/file", "msg", "content", "branch"
    )


def test_commit_file_failure() -> None:
    mock_client = _create_mock_client()
    mock_client.files.update_file.side_effect = Exception("API Error")

    file_tools: FileTools = FileTools(mock_client)
    res: str = file_tools.commit_file(
        "owner", "repo", "path/to/file", "msg", "content", "branch"
    )
    assert "Error committing file: API Error" in res


def test_update_file_success() -> None:
    mock_client = _create_mock_client()
    mock_client.files.update_file.return_value = {}

    file_tools: FileTools = FileTools(mock_client)
    res: str = file_tools.update_file(
        "owner", "repo", "path/to/file", "msg", "content", "branch"
    )
    assert "updated in" in res
    mock_client.files.update_file.assert_called_once_with(
        "owner", "repo", "path/to/file", "msg", "content", "branch"
    )


def test_update_file_failure() -> None:
    mock_client = _create_mock_client()
    mock_client.files.update_file.side_effect = Exception("API Error")

    file_tools: FileTools = FileTools(mock_client)
    res: str = file_tools.update_file(
        "owner", "repo", "path/to/file", "msg", "content", "branch"
    )
    assert "Error updating file: API Error" in res