"""Tests for metadata parsing (tolerant of real-world dump quirks)."""

from __future__ import annotations

import pytest

from sjaur.errors import CacheCorruptError
from sjaur.metadata import format_timestamp, parse_packages


def test_parse_minimal_entry():
    packages, skipped = parse_packages([{"Name": "firefox"}])
    assert skipped == 0
    (package,) = packages
    assert package.name == "firefox"
    assert package.version == ""
    assert package.description == ""
    assert package.maintainer == ""
    assert package.votes == 0
    assert package.popularity == 0.0
    assert package.out_of_date is None
    assert package.is_orphan
    assert package.aur_url == "https://aur.archlinux.org/packages/firefox"


def test_parse_full_entry():
    entry = {
        "Name": "cower",
        "PackageBase": "cower",
        "Version": "14-2",
        "Description": "A simple AUR agent",
        "URL": "http://example.com",
        "NumVotes": 590,
        "Popularity": 24.59,
        "OutOfDate": None,
        "Maintainer": "falconindy",
        "FirstSubmitted": 1293676237,
        "LastModified": 1441804093,
        "Depends": ["curl", "openssl"],
        "MakeDepends": ["perl"],
        "Keywords": ["aur"],
        "License": ["MIT"],
    }
    packages, skipped = parse_packages([entry])
    assert skipped == 0
    (package,) = packages
    assert package.name == "cower"
    assert package.version == "14-2"
    assert package.votes == 590
    assert package.popularity == 24.59
    assert package.out_of_date is None
    assert package.maintainer == "falconindy"
    assert package.depends == ("curl", "openssl")
    assert package.make_depends == ("perl",)
    assert package.keywords == ("aur",)
    assert package.licenses == ("MIT",)
    assert not package.is_orphan


def test_out_of_date_timestamp_is_kept():
    packages, _ = parse_packages([{"Name": "x", "OutOfDate": 1720000000}])
    assert packages[0].out_of_date == 1720000000


def test_missing_fields_are_omitted_by_server():
    # The dump omits fields a package does not have; lists must be empty, not None.
    packages, _ = parse_packages([{"Name": "x", "Depends": None, "Keywords": []}])
    assert packages[0].depends == ()
    assert packages[0].keywords == ()


def test_malformed_entries_are_skipped_and_counted():
    packages, skipped = parse_packages(
        [
            {"Name": "ok"},
            "not a dict",
            42,
            {"Version": "1.0"},  # no Name
            {"Name": "   "},  # blank Name
            None,
        ]
    )
    assert [p.name for p in packages] == ["ok"]
    assert skipped == 5


def test_non_list_payload_is_rejected():
    with pytest.raises(CacheCorruptError):
        parse_packages({"Name": "firefox"})


def test_type_mismatches_do_not_crash():
    entry = {
        "Name": "weird",
        "Version": 123,
        "NumVotes": "many",
        "Popularity": None,
        "Depends": "python",  # wrong container type
        "Keywords": [1, None, "ok"],
    }
    packages, _ = parse_packages([entry])
    package = packages[0]
    assert package.version == ""
    assert package.votes == 0
    assert package.popularity == 0.0
    assert package.depends == ()
    assert package.keywords == ("ok",)


def test_format_timestamp():
    assert format_timestamp(None) == "unknown"
    assert format_timestamp(0) == "unknown"
    assert format_timestamp(1441804093) == "2015-09-09 13:08 UTC"