"""CLI parsing tests — argv → (subcommand, Namespace) and → Args."""

from __future__ import annotations

import pytest

from cloud_sync.cli import Args, args_from, parse


# ---- pull / push ----


def test_parses_pull_without_url() -> None:
    """url is sync.json's job now — pull/push don't take --url."""
    cmd, ns = parse(["pull"])
    assert cmd == "pull"
    args = args_from(ns)
    assert isinstance(args, Args)
    assert args.allow_download is True
    assert args.headless is False
    assert args.instance_label is None


def test_default_token_file_under_pack_folder() -> None:
    _, ns = parse(["pull", "--pack-folder=/tmp/inst"])
    args = args_from(ns)
    assert args.token_file.as_posix().endswith(".cloud-sync/token")
    assert "/tmp/inst" in args.token_file.as_posix()


def test_custom_token_file_overrides_default() -> None:
    _, ns = parse([
        "pull", "--pack-folder=/tmp/inst", "--token-file=/etc/cloud-creds",
    ])
    args = args_from(ns)
    assert args.token_file.as_posix() == "/etc/cloud-creds"


def test_inline_and_space_separated_both_work() -> None:
    _, ns1 = parse(["pull", "--pack-folder=/srv"])
    _, ns2 = parse(["pull", "--pack-folder", "/srv"])
    a1, a2 = args_from(ns1), args_from(ns2)
    assert a1.pack_folder == a2.pack_folder


def test_no_gui_flag() -> None:
    _, a = parse(["push", "-g"])
    assert args_from(a).headless is True
    _, b = parse(["push", "--no-gui"])
    assert args_from(b).headless is True


def test_no_download_flag() -> None:
    _, ns = parse(["push", "--no-download"])
    assert args_from(ns).allow_download is False


def test_restic_binary_override() -> None:
    _, ns = parse(["push", "--restic-binary=/opt/restic"])
    a = args_from(ns)
    assert a.restic_binary is not None
    assert a.restic_binary.as_posix() == "/opt/restic"


def test_instance_label_override() -> None:
    _, ns = parse(["pull", "--instance-label=Frazaserver 1.21.4"])
    assert args_from(ns).instance_label == "Frazaserver 1.21.4"


def test_pack_folder_is_resolved_to_absolute() -> None:
    _, ns = parse(["pull", "--pack-folder=."])
    assert args_from(ns).pack_folder.is_absolute()


# ---- setup / init / disable ----


def test_setup_subcommand_accepts_optional_url() -> None:
    cmd, ns = parse(["setup", "--url=https://x"])
    assert cmd == "setup"
    assert ns.url == "https://x"


def test_init_requires_url() -> None:
    with pytest.raises(SystemExit):
        parse(["init"])


def test_init_accepts_url_and_token() -> None:
    cmd, ns = parse(["init", "--url=https://x", "--token=42:secret"])
    assert cmd == "init"
    assert ns.url == "https://x"
    assert ns.token == "42:secret"


def test_disable_subcommand_parses() -> None:
    cmd, ns = parse(["disable", "--pack-folder=/tmp/x"])
    assert cmd == "disable"
    assert str(ns.pack_folder) == "/tmp/x"


def test_enable_subcommand_parses() -> None:
    cmd, ns = parse(["enable", "--pack-folder=/tmp/x"])
    assert cmd == "enable"
    assert str(ns.pack_folder) == "/tmp/x"


def test_missing_subcommand_exits() -> None:
    with pytest.raises(SystemExit):
        parse([])


def test_unknown_subcommand_exits() -> None:
    with pytest.raises(SystemExit):
        parse(["bogus"])