| from __future__ import annotations |
|
|
| import asyncio |
| from typing import Any |
|
|
| try: |
| import httpx |
| except ImportError: |
| raise ImportError("Please install httpx with 'pip install httpx' ") |
|
|
| from rich.markdown import Markdown |
|
|
| from textual.app import App, ComposeResult |
| from textual.containers import Content |
| from textual.widgets import Static, Input |
|
|
|
|
| class DictionaryApp(App): |
| """Searches ab dictionary API as-you-type.""" |
|
|
| CSS_PATH = "dictionary.css" |
|
|
| def compose(self) -> ComposeResult: |
| yield Input(placeholder="Search for a word") |
| yield Content(Static(id="results"), id="results-container") |
|
|
| async def on_input_changed(self, message: Input.Changed) -> None: |
| """A coroutine to handle a text changed message.""" |
| if message.value: |
| |
| asyncio.create_task(self.lookup_word(message.value)) |
| else: |
| |
| self.query_one("#results", Static).update() |
|
|
| async def lookup_word(self, word: str) -> None: |
| """Looks up a word.""" |
| url = f"https://api.dictionaryapi.dev/api/v2/entries/en/{word}" |
| async with httpx.AsyncClient() as client: |
| results = (await client.get(url)).json() |
|
|
| if word == self.query_one(Input).value: |
| markdown = self.make_word_markdown(results) |
| self.query_one("#results", Static).update(Markdown(markdown)) |
|
|
| def make_word_markdown(self, results: object) -> str: |
| """Convert the results in to markdown.""" |
| lines = [] |
| if isinstance(results, dict): |
| lines.append(f"# {results['title']}") |
| lines.append(results["message"]) |
| elif isinstance(results, list): |
| for result in results: |
| lines.append(f"# {result['word']}") |
| lines.append("") |
| for meaning in result.get("meanings", []): |
| lines.append(f"_{meaning['partOfSpeech']}_") |
| lines.append("") |
| for definition in meaning.get("definitions", []): |
| lines.append(f" - {definition['definition']}") |
| lines.append("---") |
|
|
| return "\n".join(lines) |
|
|
|
|
| if __name__ == "__main__": |
| app = DictionaryApp() |
| app.run() |
|
|
