import unittest
from unittest.mock import Mock

import nio

from matrix_alertbot.chat_functions import (
    react_to_event,
    send_text_to_room,
    strip_fallback,
)


class ChatFunctionsTestCase(unittest.IsolatedAsyncioTestCase):
    def setUp(self) -> None:
        pass

    def test_strip_fallback(self) -> None:
        fake_body = "> some message\n\nsome reply"
        message = strip_fallback(fake_body)
        self.assertEqual("some reply", message)

        fake_body = "some message"
        message = strip_fallback(fake_body)
        self.assertEqual(fake_body, message)

    async def test_react_to_event(self) -> None:
        fake_response = Mock(spec=nio.RoomSendResponse)
        fake_matrix_client = Mock(spec=nio.AsyncClient)
        fake_room_id = "!abcdefgh:example.com"
        fake_event_id = "some event id"
        fake_reaction_text = "some reaction"

        fake_matrix_client.room_send.return_value = fake_response

        response = await react_to_event(
            fake_matrix_client, fake_room_id, fake_event_id, fake_reaction_text
        )

        fake_matrix_client.room_send.assert_called_once_with(
            fake_room_id,
            "m.reaction",
            {
                "m.relates_to": {
                    "rel_type": "m.annotation",
                    "event_id": fake_event_id,
                    "key": fake_reaction_text,
                }
            },
            ignore_unverified_devices=True,
        )
        self.assertEqual(fake_response, response)

    async def test_react_to_event_return_room_send_error(self) -> None:
        fake_response = Mock(spec=nio.RoomSendError)
        fake_response.message = "some error"
        fake_response.status_code = "some status code"
        fake_matrix_client = Mock(spec=nio.AsyncClient)
        fake_matrix_client.room_send.return_value = fake_response
        fake_room_id = "!abcdefgh:example.com"
        fake_event_id = "some event id"
        fake_reaction_text = "some reaction"

        with self.assertRaises(nio.SendRetryError):
            await react_to_event(
                fake_matrix_client, fake_room_id, fake_event_id, fake_reaction_text
            )

        fake_matrix_client.room_send.assert_called_once_with(
            fake_room_id,
            "m.reaction",
            {
                "m.relates_to": {
                    "rel_type": "m.annotation",
                    "event_id": fake_event_id,
                    "key": fake_reaction_text,
                }
            },
            ignore_unverified_devices=True,
        )

    async def test_send_text_to_room_as_notice(self) -> None:
        fake_response = Mock(spec=nio.RoomSendResponse)
        fake_matrix_client = Mock(spec=nio.AsyncClient)
        fake_room_id = "!abcdefgh:example.com"
        fake_plaintext_body = "some plaintext message"
        fake_html_body = "some html message"

        fake_matrix_client.room_send.return_value = fake_response

        response = await send_text_to_room(
            fake_matrix_client, fake_room_id, fake_plaintext_body, fake_html_body
        )

        fake_matrix_client.room_send.assert_called_once_with(
            fake_room_id,
            "m.room.message",
            {
                "msgtype": "m.notice",
                "format": "org.matrix.custom.html",
                "body": fake_plaintext_body,
                "formatted_body": fake_html_body,
            },
            ignore_unverified_devices=True,
        )
        self.assertEqual(fake_response, response)

    async def test_send_text_to_room_as_message(self) -> None:
        fake_response = Mock(spec=nio.RoomSendResponse)
        fake_matrix_client = Mock(spec=nio.AsyncClient)
        fake_room_id = "!abcdefgh:example.com"
        fake_plaintext_body = "some plaintext message"
        fake_html_body = "some html message"

        fake_matrix_client.room_send.return_value = fake_response

        response = await send_text_to_room(
            fake_matrix_client,
            fake_room_id,
            fake_plaintext_body,
            fake_html_body,
            notice=False,
        )

        fake_matrix_client.room_send.assert_called_once_with(
            fake_room_id,
            "m.room.message",
            {
                "msgtype": "m.text",
                "format": "org.matrix.custom.html",
                "body": fake_plaintext_body,
                "formatted_body": fake_html_body,
            },
            ignore_unverified_devices=True,
        )
        self.assertEqual(fake_response, response)

    async def test_send_text_to_room_in_reply_to_event(self) -> None:
        fake_response = Mock(spec=nio.RoomSendResponse)
        fake_matrix_client = Mock(spec=nio.AsyncClient)
        fake_room_id = "!abcdefgh:example.com"
        fake_plaintext_body = "some plaintext message"
        fake_html_body = "some html message"
        fake_event_id = "some event id"

        fake_matrix_client.room_send.return_value = fake_response

        response = await send_text_to_room(
            fake_matrix_client,
            fake_room_id,
            fake_plaintext_body,
            fake_html_body,
            reply_to_event_id=fake_event_id,
        )

        fake_matrix_client.room_send.assert_called_once_with(
            fake_room_id,
            "m.room.message",
            {
                "msgtype": "m.notice",
                "format": "org.matrix.custom.html",
                "body": fake_plaintext_body,
                "formatted_body": fake_html_body,
                "m.relates_to": {"m.in_reply_to": {"event_id": fake_event_id}},
            },
            ignore_unverified_devices=True,
        )
        self.assertEqual(fake_response, response)

    async def test_send_text_to_room_raise_send_retry_error(self) -> None:
        fake_matrix_client = Mock(spec=nio.AsyncClient)
        fake_matrix_client.room_send.side_effect = nio.exceptions.SendRetryError

        fake_room_id = "!abcdefgh:example.com"
        fake_plaintext_body = "some plaintext message"
        fake_html_body = "some html message"

        with self.assertRaises(nio.SendRetryError):
            await send_text_to_room(
                fake_matrix_client,
                fake_room_id,
                fake_plaintext_body,
                fake_html_body,
            )

        fake_matrix_client.room_send.assert_called_once_with(
            fake_room_id,
            "m.room.message",
            {
                "msgtype": "m.notice",
                "format": "org.matrix.custom.html",
                "body": fake_plaintext_body,
                "formatted_body": fake_html_body,
            },
            ignore_unverified_devices=True,
        )

    async def test_send_text_to_room_return_room_send_error(self) -> None:
        fake_response = Mock(spec=nio.RoomSendError)
        fake_response.status_code = "some status_code"
        fake_response.message = "some error"
        fake_matrix_client = Mock(spec=nio.AsyncClient)
        fake_room_id = "!abcdefgh:example.com"
        fake_plaintext_body = "some plaintext message"
        fake_html_body = "some html message"

        fake_matrix_client.room_send.return_value = fake_response

        with self.assertRaises(nio.SendRetryError):
            await send_text_to_room(
                fake_matrix_client,
                fake_room_id,
                fake_plaintext_body,
                fake_html_body,
            )

        fake_matrix_client.room_send.assert_called_once_with(
            fake_room_id,
            "m.room.message",
            {
                "msgtype": "m.notice",
                "format": "org.matrix.custom.html",
                "body": fake_plaintext_body,
                "formatted_body": fake_html_body,
            },
            ignore_unverified_devices=True,
        )


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