import tempfile
from pathlib import Path
from typing import List

from cbz.comic import ComicInfo
from cbz.page import PageInfo
from cbz.constants import PageType, YesNo, Manga, AgeRating, Format


class TestComicInfo:
    """Test cases for ComicInfo class."""

    def test_from_pages_creation(self, images_dir: Path) -> None:
        """Test creating ComicInfo from pages."""
        # Load sample pages
        image_paths = sorted(list(images_dir.iterdir()))[:3]  # Use first 3 images
        pages: List[PageInfo] = []

        for i, path in enumerate(image_paths):
            page_type = PageType.FRONT_COVER if i == 0 else PageType.STORY
            page = PageInfo.load(path=path, type=page_type)
            pages.append(page)

        # Create comic from pages
        comic = ComicInfo.from_pages(
            pages=pages,
            title='Test Comic',
            series='Test Series',
            number=1,
            volume=1,
            year=2024
        )

        assert comic.title == 'Test Comic'
        assert comic.series == 'Test Series'
        assert comic.number == 1
        assert comic.volume == 1
        assert comic.year == 2024
        assert len(comic.pages) == 3
        assert comic.pages[0].type == PageType.FRONT_COVER
        assert comic.pages[1].type == PageType.STORY

    def test_from_cbz_file(self, sample_cbz_file: Path) -> None:
        """Test loading ComicInfo from CBZ file."""
        comic = ComicInfo.from_cbz(sample_cbz_file)

        assert comic is not None
        assert hasattr(comic, 'pages')
        assert len(comic.pages) > 0
        assert all(isinstance(page, PageInfo) for page in comic.pages)

    def test_pack_cbz(self, images_dir: Path) -> None:
        """Test packing comic into CBZ format."""
        # Create a simple comic
        image_paths = sorted(list(images_dir.iterdir()))[:2]
        pages = [PageInfo.load(path=path) for path in image_paths]

        comic = ComicInfo.from_pages(
            pages=pages,
            title='Pack Test',
            series='Test Series'
        )

        # Pack to CBZ
        cbz_content = comic.pack()

        assert isinstance(cbz_content, bytes)
        assert len(cbz_content) > 0

    def test_pack_with_rename(self, images_dir: Path) -> None:
        """Test packing comic with page renaming."""
        image_paths = sorted(list(images_dir.iterdir()))[:2]
        pages = [PageInfo.load(path=path) for path in image_paths]

        comic = ComicInfo.from_pages(
            pages=pages,
            title='Rename Test'
        )

        # Pack with rename option
        cbz_content = comic.pack(rename=True)

        assert isinstance(cbz_content, bytes)
        assert len(cbz_content) > 0

    def test_comic_metadata_properties(self, images_dir: Path) -> None:
        """Test comic metadata properties."""
        image_paths = sorted(list(images_dir.iterdir()))[:1]
        pages = [PageInfo.load(path=path) for path in image_paths]

        comic = ComicInfo.from_pages(
            pages=pages,
            title='Metadata Test',
            series='Test Series',
            number=5,
            count=10,
            volume=2,
            summary='Test summary',
            year=2023,
            month=6,
            day=15,
            writer='Test Writer',
            penciller='Test Penciller',
            inker='Test Inker',
            colorist='Test Colorist',
            letterer='Test Letterer',
            cover_artist='Test Cover Artist',
            editor='Test Editor',
            publisher='Test Publisher',
            imprint='Test Imprint',
            genre='Test Genre',
            language_iso='en',
            format=Format.SERIES,
            black_white=YesNo.NO,
            manga=Manga.RIGHT_LEFT,
            age_rating=AgeRating.TEEN,
            community_rating=4
        )

        assert comic.title == 'Metadata Test'
        assert comic.series == 'Test Series'
        assert comic.number == 5
        assert comic.count == 10
        assert comic.volume == 2
        assert comic.summary == 'Test summary'
        assert comic.year == 2023
        assert comic.month == 6
        assert comic.day == 15
        assert comic.writer == 'Test Writer'
        assert comic.penciller == 'Test Penciller'
        assert comic.inker == 'Test Inker'
        assert comic.colorist == 'Test Colorist'
        assert comic.letterer == 'Test Letterer'
        assert comic.cover_artist == 'Test Cover Artist'
        assert comic.editor == 'Test Editor'
        assert comic.publisher == 'Test Publisher'
        assert comic.imprint == 'Test Imprint'
        assert comic.genre == 'Test Genre'
        assert comic.language_iso == 'en'
        assert comic.format == Format.SERIES
        assert comic.black_white == YesNo.NO
        assert comic.manga == Manga.RIGHT_LEFT
        assert comic.age_rating == AgeRating.TEEN
        assert comic.community_rating == 4

    def test_page_count_property(self, images_dir: Path) -> None:
        """Test that page count returns correct count."""
        image_paths = sorted(list(images_dir.iterdir()))[:4]
        pages = [PageInfo.load(path=path) for path in image_paths]

        comic = ComicInfo.from_pages(pages=pages, title='Count Test')

        assert len(comic.pages) == 4

    def test_empty_pages_list(self) -> None:
        """Test creating comic with empty pages list."""
        comic = ComicInfo.from_pages(pages=[], title='Empty Test')

        assert comic.title == 'Empty Test'
        assert len(comic.pages) == 0

    def test_single_page_comic_load(self, images_dir):
        """Test loading comic with a single page."""
        image_paths = sorted(list(images_dir.iterdir()))[:1]
        pages = [PageInfo.load(path=path) for path in image_paths]

        comic = ComicInfo.from_pages(pages=pages, title="Single Page Test")

        with tempfile.TemporaryDirectory() as temp_dir:
            temp_path = Path(temp_dir) / "single_page.cbz"
            data = comic.pack()
            with open(temp_path, "wb") as f:
                f.write(data)

            assert temp_path.exists()

            comic_loaded = ComicInfo.from_cbz(temp_path)
            assert comic_loaded.title == "Single Page Test"
            assert len(comic_loaded.pages) == 1