Rename assistant2 to agent (#27887)
This PR renames the `assistant2` crate to `agent`. Release Notes: - N/A
This commit is contained in:
Marshall Bowers
@@ -0,0 +1,271 @@
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use std::cell::RefCell;
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use std::rc::Rc;
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use std::sync::Arc;
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use anyhow::{Context as _, Result, bail};
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use futures::AsyncReadExt as _;
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use gpui::{App, DismissEvent, Entity, FocusHandle, Focusable, Task, WeakEntity};
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use html_to_markdown::{TagHandler, convert_html_to_markdown, markdown};
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use http_client::{AsyncBody, HttpClientWithUrl};
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use picker::{Picker, PickerDelegate};
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use ui::{Context, ListItem, Window, prelude::*};
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use workspace::Workspace;
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use crate::context_picker::{ConfirmBehavior, ContextPicker};
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use crate::context_store::ContextStore;
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pub struct FetchContextPicker {
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picker: Entity<Picker<FetchContextPickerDelegate>>,
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}
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impl FetchContextPicker {
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pub fn new(
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context_picker: WeakEntity<ContextPicker>,
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workspace: WeakEntity<Workspace>,
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context_store: WeakEntity<ContextStore>,
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confirm_behavior: ConfirmBehavior,
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window: &mut Window,
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cx: &mut Context<Self>,
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) -> Self {
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let delegate = FetchContextPickerDelegate::new(
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context_picker,
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workspace,
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context_store,
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confirm_behavior,
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);
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let picker = cx.new(|cx| Picker::uniform_list(delegate, window, cx));
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Self { picker }
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}
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}
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impl Focusable for FetchContextPicker {
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fn focus_handle(&self, cx: &App) -> FocusHandle {
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self.picker.focus_handle(cx)
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}
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}
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impl Render for FetchContextPicker {
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fn render(&mut self, _window: &mut Window, _cx: &mut Context<Self>) -> impl IntoElement {
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self.picker.clone()
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}
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}
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#[derive(Debug, PartialEq, Eq, PartialOrd, Ord, Hash, Clone, Copy)]
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enum ContentType {
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Html,
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Plaintext,
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Json,
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}
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pub struct FetchContextPickerDelegate {
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context_picker: WeakEntity<ContextPicker>,
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workspace: WeakEntity<Workspace>,
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context_store: WeakEntity<ContextStore>,
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confirm_behavior: ConfirmBehavior,
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url: String,
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}
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impl FetchContextPickerDelegate {
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pub fn new(
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context_picker: WeakEntity<ContextPicker>,
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workspace: WeakEntity<Workspace>,
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context_store: WeakEntity<ContextStore>,
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confirm_behavior: ConfirmBehavior,
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) -> Self {
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FetchContextPickerDelegate {
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context_picker,
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workspace,
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context_store,
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confirm_behavior,
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url: String::new(),
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}
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}
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}
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pub(crate) async fn fetch_url_content(
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http_client: Arc<HttpClientWithUrl>,
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url: String,
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) -> Result<String> {
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let url = if !url.starts_with("https://") && !url.starts_with("http://") {
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format!("https://{url}")
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} else {
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url
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};
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let mut response = http_client.get(&url, AsyncBody::default(), true).await?;
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let mut body = Vec::new();
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response
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.body_mut()
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.read_to_end(&mut body)
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.await
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.context("error reading response body")?;
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if response.status().is_client_error() {
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let text = String::from_utf8_lossy(body.as_slice());
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bail!(
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"status error {}, response: {text:?}",
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response.status().as_u16()
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);
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}
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let Some(content_type) = response.headers().get("content-type") else {
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bail!("missing Content-Type header");
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};
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let content_type = content_type
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.to_str()
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.context("invalid Content-Type header")?;
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let content_type = match content_type {
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"text/html" => ContentType::Html,
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"text/plain" => ContentType::Plaintext,
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"application/json" => ContentType::Json,
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_ => ContentType::Html,
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};
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match content_type {
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ContentType::Html => {
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let mut handlers: Vec<TagHandler> = vec![
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Rc::new(RefCell::new(markdown::WebpageChromeRemover)),
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Rc::new(RefCell::new(markdown::ParagraphHandler)),
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Rc::new(RefCell::new(markdown::HeadingHandler)),
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Rc::new(RefCell::new(markdown::ListHandler)),
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Rc::new(RefCell::new(markdown::TableHandler::new())),
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Rc::new(RefCell::new(markdown::StyledTextHandler)),
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];
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if url.contains("wikipedia.org") {
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use html_to_markdown::structure::wikipedia;
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handlers.push(Rc::new(RefCell::new(wikipedia::WikipediaChromeRemover)));
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handlers.push(Rc::new(RefCell::new(wikipedia::WikipediaInfoboxHandler)));
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handlers.push(Rc::new(
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RefCell::new(wikipedia::WikipediaCodeHandler::new()),
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));
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} else {
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handlers.push(Rc::new(RefCell::new(markdown::CodeHandler)));
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}
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convert_html_to_markdown(&body[..], &mut handlers)
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}
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ContentType::Plaintext => Ok(std::str::from_utf8(&body)?.to_owned()),
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ContentType::Json => {
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let json: serde_json::Value = serde_json::from_slice(&body)?;
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Ok(format!(
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"```json\n{}\n```",
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serde_json::to_string_pretty(&json)?
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))
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}
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}
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}
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impl PickerDelegate for FetchContextPickerDelegate {
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type ListItem = ListItem;
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fn match_count(&self) -> usize {
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if self.url.is_empty() { 0 } else { 1 }
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}
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fn no_matches_text(&self, _window: &mut Window, _cx: &mut App) -> Option<SharedString> {
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Some("Enter the URL that you would like to fetch".into())
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}
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fn selected_index(&self) -> usize {
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0
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}
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fn set_selected_index(
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&mut self,
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_ix: usize,
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_window: &mut Window,
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_cx: &mut Context<Picker<Self>>,
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) {
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}
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fn placeholder_text(&self, _window: &mut Window, _cx: &mut App) -> Arc<str> {
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"Enter a URL…".into()
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}
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fn update_matches(
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&mut self,
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query: String,
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_window: &mut Window,
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_cx: &mut Context<Picker<Self>>,
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) -> Task<()> {
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self.url = query;
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Task::ready(())
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}
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fn confirm(&mut self, _secondary: bool, window: &mut Window, cx: &mut Context<Picker<Self>>) {
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let Some(workspace) = self.workspace.upgrade() else {
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return;
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};
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let http_client = workspace.read(cx).client().http_client().clone();
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let url = self.url.clone();
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let confirm_behavior = self.confirm_behavior;
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cx.spawn_in(window, async move |this, cx| {
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let text = cx
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.background_spawn(fetch_url_content(http_client, url.clone()))
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.await?;
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this.update_in(cx, |this, window, cx| {
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this.delegate
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.context_store
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.update(cx, |context_store, _cx| {
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context_store.add_fetched_url(url, text);
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})?;
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match confirm_behavior {
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ConfirmBehavior::KeepOpen => {}
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ConfirmBehavior::Close => this.delegate.dismissed(window, cx),
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}
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anyhow::Ok(())
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})??;
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anyhow::Ok(())
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})
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.detach_and_log_err(cx);
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}
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fn dismissed(&mut self, _window: &mut Window, cx: &mut Context<Picker<Self>>) {
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self.context_picker
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.update(cx, |_, cx| {
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cx.emit(DismissEvent);
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})
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.ok();
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}
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fn render_match(
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&self,
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ix: usize,
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selected: bool,
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_window: &mut Window,
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cx: &mut Context<Picker<Self>>,
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) -> Option<Self::ListItem> {
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let added = self.context_store.upgrade().map_or(false, |context_store| {
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context_store.read(cx).includes_url(&self.url).is_some()
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});
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Some(
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ListItem::new(ix)
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.inset(true)
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.toggle_state(selected)
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.child(Label::new(self.url.clone()))
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.when(added, |child| {
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child.disabled(true).end_slot(
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h_flex()
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.gap_1()
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.child(
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Icon::new(IconName::Check)
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.size(IconSize::Small)
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.color(Color::Success),
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)
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.child(Label::new("Added").size(LabelSize::Small)),
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)
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}),
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)
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}
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}
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