from types import SimpleNamespace

import pytest

from apps.gallery.admin import GalleryAdmin


pytestmark = pytest.mark.unit


def test_gallery_admin_metadata_and_previews():
    admin = GalleryAdmin.__new__(GalleryAdmin)
    empty = SimpleNamespace(image=None, file_size=0, width=0, height=0)
    assert admin.image_preview(empty) == "No Image"
    assert admin.image_preview_large(empty) == "No Image"
    assert admin.file_size_display(empty) == "Unknown"
    assert admin.dimensions(empty) == "Unknown"
    image = SimpleNamespace(image=SimpleNamespace(url="/image.png"), file_size=1048576,
                            file_size_mb=1, width=100, height=80)
    assert "/image.png" in admin.image_preview(image)
    assert "/image.png" in admin.image_preview_large(image)
    assert admin.file_size_display(image) == "1 MB"
    assert admin.dimensions(image) == "100 × 80"


def test_gallery_admin_bulk_actions(mocker):
    admin = GalleryAdmin.__new__(GalleryAdmin)
    message = mocker.patch.object(admin, "message_user")
    queryset = mocker.Mock()
    queryset.count.return_value = 2
    admin.make_public(None, queryset)
    queryset.update.assert_called_with(is_public=True)
    admin.make_private(None, queryset)
    queryset.update.assert_called_with(is_public=False)
    first = mocker.Mock()
    second = mocker.Mock()
    queryset.__iter__ = mocker.Mock(return_value=iter([first, second]))
    admin.restore_images(None, queryset)
    first.restore.assert_called_once()
    second.restore.assert_called_once()
    assert message.call_count == 3