"""Runtime sticker disable switch tests; no real Telegram delivery."""

from pathlib import Path
import sys
import tempfile
import unittest
from unittest.mock import AsyncMock, patch

BASE = Path(__file__).resolve().parents[1]
sys.path[:0] = [str(BASE / "bot-utility"), str(BASE)]

from chat import engine


class StickerSwitchTests(unittest.IsolatedAsyncioTestCase):
    def test_disabled_hides_tags_from_model(self):
        with patch.object(engine, "load_setting", return_value={"stickers": False}), \
             patch.object(engine.os, "listdir") as listdir:
            self.assertEqual(engine.available_sticker_tags(), [])
        listdir.assert_not_called()

    def test_enabled_still_loads_existing_tags(self):
        with tempfile.TemporaryDirectory() as directory:
            Path(directory, "happy.webp").write_bytes(b"sticker")
            with patch.object(engine, "load_setting", return_value={"stickers": True}), \
                 patch.object(engine, "STICKERS_DIR", directory):
                self.assertEqual(engine.available_sticker_tags(), ["happy"])

    async def test_disabled_blocks_direct_send_even_with_tag(self):
        bot = type("Bot", (), {"send_sticker": AsyncMock()})()
        channel = type("Channel", (), {"bot": bot})()
        with patch.object(engine, "load_setting", return_value={"stickers": False}), \
             patch.object(engine, "_resolve_delivery") as resolve:
            await engine._maybe_send_sticker(channel, 1, "happy")
        resolve.assert_not_called()
        bot.send_sticker.assert_not_awaited()


if __name__ == "__main__":
    unittest.main()