from __future__ import annotations

from unittest.mock import AsyncMock, MagicMock, patch

import pytest

from yuxi.channels.adapters.telegram.format import (
    markdown_to_html,
    strip_all_tags,
    _convert_bold,
    _convert_italic,
    _convert_code_blocks,
    _convert_inline_code,
    _convert_links,
    _sanitize_html,
)


class TestMarkdownToHTML:
    def test_bold_conversion(self):
        result = markdown_to_html("**hello**")
        assert result == "<b>hello</b>"

    def test_italic_conversion(self):
        result = markdown_to_html("*hello*")
        assert "<i>hello</i>" in result

    def test_italic_underscore(self):
        result = markdown_to_html("_hello_")
        assert "<i>hello</i>" in result

    def test_bold_and_italic(self):
        result = markdown_to_html("**bold** and *italic*")
        assert "<b>bold</b>" in result
        assert "<i>italic</i>" in result

    def test_strikethrough(self):
        result = markdown_to_html("~~deleted~~")
        assert "<s>deleted</s>" in result

    def test_inline_code(self):
        result = markdown_to_html("use `print()`")
        assert "<code>print()</code>" in result

    def test_code_block(self):
        result = markdown_to_html("```python\nprint('hello')\n```")
        assert "<pre>" in result
        assert "print" in result

    def test_link_conversion(self):
        result = markdown_to_html("[click here](https://example.com)")
        assert '<a href="https://example.com">click here</a>' in result

    def test_spoiler_conversion(self):
        result = markdown_to_html("||secret||")
        assert "<tg-spoiler>secret</tg-spoiler>" in result

    def test_plain_text_passthrough(self):
        result = markdown_to_html("hello world")
        assert "hello world" in result

    def test_escape_special_chars(self):
        result = markdown_to_html("price &amp; 5")
        assert "&amp;" in result

    def test_sanitize_html_input(self):
        result = markdown_to_html("<b>clean</b>")
        assert "clean" in result

    def test_strip_all_tags(self):
        result = strip_all_tags("<b>hello</b> <i>world</i>")
        assert result == "hello world"

    def test_strip_all_tags_no_tags(self):
        result = strip_all_tags("plain text")
        assert result == "plain text"