import os
from pathlib import Path

from sigal import utils

CURRENT_DIR = os.path.dirname(__file__)
SAMPLE_DIR = os.path.join(CURRENT_DIR, "sample")


def test_copy(tmpdir):
    filename = "KeckObservatory20071020.jpg"
    src = os.path.join(SAMPLE_DIR, "pictures", "dir2", filename)
    dst = str(tmpdir.join(filename))
    utils.copy(src, dst)
    assert os.path.isfile(dst)

    filename = "m57_the_ring_nebula-587px.jpg"
    src = os.path.join(SAMPLE_DIR, "pictures", "dir2", filename)
    dst = str(tmpdir.join(filename))
    utils.copy(src, dst, symlink=True)
    assert os.path.islink(dst)
    assert os.readlink(dst) == src

    filename = "KeckObservatory20071020.jpg"
    src = os.path.join(SAMPLE_DIR, "pictures", "dir2", filename)
    utils.copy(src, dst, symlink=True)
    assert os.path.islink(dst)
    assert os.readlink(dst) == src

    filename = "KeckObservatory20071020.jpg"
    src = os.path.join(SAMPLE_DIR, "pictures", "dir2", filename)
    dst = str(tmpdir.join(filename))
    utils.copy(src, dst, symlink=True, rellink=True)
    assert os.path.islink(dst)
    assert os.path.join(os.path.dirname(CURRENT_DIR)), os.readlink(dst) == src
    # get absolute path of the current dir plus the relative dir

    src = str(tmpdir.join("foo.txt"))
    dst = str(tmpdir.join("bar.txt"))
    p = Path(src)
    p.touch()
    p.chmod(0o444)
    utils.copy(src, dst)
    utils.copy(src, dst)


def test_force(tmpdir):
    assert utils.should_reprocess_album("Gallery/New Pics", "New Pics", False) is False
    assert utils.should_reprocess_album("Gallery/New Pics", "New Pics", True) is True
    assert (
        utils.should_reprocess_album("Gallery/New Pics", "New Pics", ["Gallery/*"])
        is True
    )
    assert (
        utils.should_reprocess_album("Gallery/New Pics", "New Pics", ["Gallery/*Pics"])
        is True
    )
    assert (
        utils.should_reprocess_album("Gallery/New Pics", "New Pics", ["Pictures/*"])
        is False
    )
    assert (
        utils.should_reprocess_album("Gallery/New Pics", "New Pics", ["New Pics"])
        is True
    )
    assert (
        utils.should_reprocess_album("Gallery/New Pics", "New Pics", ["Pictures"])
        is False
    )
    assert (
        utils.should_reprocess_album(
            "Gallery/New Pics", "New Pics", ["Pictures", "Something"]
        )
        is False
    )
    assert (
        utils.should_reprocess_album(
            "Gallery/New Pics", "New Pics", ["Pictures", "Gallery", "*Pics"]
        )
        is True
    )


def test_check_or_create_dir(tmpdir):
    path = str(tmpdir.join("new_directory"))
    utils.check_or_create_dir(path)
    assert os.path.isdir(path)


def test_url_from_path():
    assert utils.url_from_path(os.sep.join(["foo", "bar"])) == "./foo/bar"


def test_url_from_windows_path(monkeypatch):
    monkeypatch.setattr("os.sep", "\\")
    path = os.sep.join(["foo", "bar"])
    assert path == r"foo\bar"
    assert utils.url_from_path(path) == "./foo/bar"


def test_read_markdown():
    src = os.path.join(SAMPLE_DIR, "pictures", "dir1", "test1", "11.md")
    m = utils.read_markdown(src)
    assert m["title"] == "Foo Bar"
    assert m["meta"]["location"][0] == "Bavaria"
    assert m["description"].startswith(
        "<p>This is a <em>funny</em> <strong>description</strong> of this image</p>"
    )


def test_read_markdown_empty_file(tmpdir):
    src = tmpdir.join("file.txt")
    src.write("content")
    m = utils.read_markdown(str(src))
    assert "title" not in m
    assert m["meta"] == {}
    assert m["description"] == "<p>content</p>"

    src = tmpdir.join("empty.txt")
    src.write("")
    m = utils.read_markdown(str(src))
    assert "title" not in m
    # See https://github.com/Python-Markdown/markdown/pull/672
    # Meta attributes should always be there
    assert m["meta"] == {}
    assert m["description"] == ""


def test_is_valid_html5_video():
    assert utils.is_valid_html5_video(".webm") is True
    assert utils.is_valid_html5_video(".mpeg") is False