from pathlib import Path

import pytest

from agr_assistent.commands.catalog import default_commands_text
from agr_assistent.commands.model import CommandError, load_commands, parse_command, parse_key_combo


def _command(**overrides: object) -> dict:
    item = {"name": "test", "description": "Тест", "action": {"type": "open", "target": "https://x.io"}}
    item.update(overrides)
    return item


def test_default_commands_file_is_valid(tmp_path: Path) -> None:
    path = tmp_path / "commands.yaml"
    path.write_text(default_commands_text(), encoding="utf-8")

    commands, errors = load_commands(path)

    assert errors == []
    assert {command.name for command in commands} >= {"media_play_pause", "volume_up", "web_search"}


def test_commented_examples_are_valid_too(tmp_path: Path) -> None:
    """Примеры в конце файла закомментированы — раскомментированные, они тоже должны загружаться."""
    lines = default_commands_text().splitlines()
    start = next(i for i, line in enumerate(lines) if "--- Примеры" in line)
    uncommented = lines[: start + 1] + [
        line.replace("  # ", "  ", 1) if line.startswith("  # ") else line
        for line in lines[start + 1 :]
    ]
    path = tmp_path / "commands.yaml"
    path.write_text("\n".join(uncommented), encoding="utf-8")

    commands, errors = load_commands(path)

    assert errors == []
    assert {"shutdown_computer", "disk_space", "room_light"} <= {c.name for c in commands}


def test_parameters_schema_defaults_and_summary() -> None:
    command = parse_command(
        _command(
            parameters={
                "level": {"type": "integer", "minimum": 0, "maximum": 100},
                "steps": {"type": "integer", "default": 5},
                "note": "Просто описание",
            },
            action={"type": "keys", "keys": "volume_up", "repeat": "{steps}"},
        )
    )

    assert command.schema() == {
        "type": "object",
        "properties": {
            "level": {"type": "integer", "minimum": 0, "maximum": 100},
            "steps": {"type": "integer"},
            "note": {"type": "string", "description": "Просто описание"},
        },
        "required": ["level", "note"],
    }
    assert command.with_defaults({"level": 30}) == {"steps": 5, "level": 30}
    assert command.summary({"level": 30}) == "Тест (steps: 5, level: 30)"


@pytest.mark.parametrize(
    ("overrides", "message"),
    [
        ({"name": "плохое имя"}, "латиница"),
        ({"name": "remember"}, "занято"),
        ({"description": ""}, "описание"),
        ({"action": {"type": "shell", "command": "rm"}}, "run, open, http или keys"),
        ({"action": {"type": "run"}}, "program"),
        ({"action": {"type": "http", "url": "ftp://x"}}, "http://"),
        ({"action": {"type": "keys", "keys": "ctrl+bogus"}}, "неизвестная клавиша"),
        ({"action": {"type": "open", "target": "https://x.io/{query}"}}, "неизвестные параметры"),
        (
            {"parameters": {"level": {"type": "integer"}}, "phrases": ["громкость"]},
            "не хватает обязательных",
        ),
    ],
)
def test_invalid_commands_are_rejected(overrides: dict, message: str) -> None:
    with pytest.raises(CommandError, match=message):
        parse_command(_command(**overrides))


def test_one_broken_command_does_not_break_others(tmp_path: Path) -> None:
    path = tmp_path / "commands.yaml"
    path.write_text(
        """
commands:
  - name: good
    description: Хорошая
    action: {type: open, target: "https://x.io"}
  - name: bad
    description: Плохая
    action: {type: nope}
  - name: good
    description: Дубль
    action: {type: open, target: "https://y.io"}
""",
        encoding="utf-8",
    )

    commands, errors = load_commands(path)

    assert [command.name for command in commands] == ["good"]
    assert len(errors) == 2
    assert "bad" in errors[0] and "уже используется" in errors[1]


def test_key_combos() -> None:
    assert parse_key_combo("ctrl+shift+esc") == [0x11, 0x10, 0x1B]
    assert parse_key_combo("volume_mute") == [0xAD]
    with pytest.raises(CommandError):
        parse_key_combo("ctrl+")