from __future__ import annotations

import importlib
from types import SimpleNamespace
from unittest.mock import AsyncMock, MagicMock

import pytest


@pytest.fixture(autouse=True)
def fresh_db(tmp_path, monkeypatch):
    monkeypatch.setenv("DB_PATH", str(tmp_path / "test.db"))
    import adapter.telegram.db as db_mod
    importlib.reload(db_mod)
    db_mod.init_db()
    return db_mod


def make_message(*, user_id=1, thread_id=42, chat_id=100, text="/new"):
    m = SimpleNamespace()
    m.from_user = SimpleNamespace(id=user_id, full_name="Alice")
    m.message_thread_id = thread_id
    m.chat = SimpleNamespace(id=chat_id)
    m.text = text
    m.answer = AsyncMock()
    m.reply = AsyncMock()
    m.bot = MagicMock()
    m.bot.create_forum_topic = AsyncMock(
        return_value=SimpleNamespace(message_thread_id=200)
    )
    m.bot.close_forum_topic = AsyncMock()
    m.bot.edit_forum_topic = AsyncMock()
    m.bot.send_message = AsyncMock()
    return m


async def test_cmd_new_creates_topic(fresh_db, monkeypatch):
    import adapter.telegram.handlers.commands as mod
    importlib.reload(mod)
    fresh_db.create_chat(1, 42, "Чат #1")
    msg = make_message(user_id=1, thread_id=42, chat_id=100)
    await mod.cmd_new(msg)
    msg.bot.create_forum_topic.assert_called_once()
    call_kwargs = str(msg.bot.create_forum_topic.call_args)
    assert "Чат #2" in call_kwargs
    assert fresh_db.get_chat(1, 200) is not None


async def test_cmd_archive_closes_and_archives(fresh_db, monkeypatch):
    import adapter.telegram.handlers.commands as mod
    importlib.reload(mod)
    fresh_db.create_chat(1, 42, "Чат #1")
    msg = make_message(user_id=1, thread_id=42, chat_id=100)
    await mod.cmd_archive(msg)
    msg.bot.close_forum_topic.assert_called_once_with(chat_id=100, message_thread_id=42)
    assert fresh_db.get_chat(1, 42)["archived_at"] is not None


async def test_cmd_archive_unknown_topic_replies_error(fresh_db, monkeypatch):
    import adapter.telegram.handlers.commands as mod
    importlib.reload(mod)
    msg = make_message(user_id=1, thread_id=999, chat_id=100)
    await mod.cmd_archive(msg)
    msg.answer.assert_called_once()


async def test_cmd_rename_updates_db_and_topic(fresh_db, monkeypatch):
    import adapter.telegram.handlers.commands as mod
    importlib.reload(mod)
    fresh_db.create_chat(1, 42, "Чат #1")
    msg = make_message(user_id=1, thread_id=42, chat_id=100, text="/rename Работа")
    await mod.cmd_rename(msg)
    msg.bot.edit_forum_topic.assert_called_once_with(
        chat_id=100, message_thread_id=42, name="Работа"
    )
    assert fresh_db.get_chat(1, 42)["chat_name"] == "Работа"