1730 lines
62 KiB
Rust
1730 lines
62 KiB
Rust
use crate::{
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assistant_settings::{AssistantDockPosition, AssistantSettings},
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OpenAIRequest, OpenAIResponseStreamEvent, RequestMessage, Role,
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};
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use anyhow::{anyhow, Result};
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use chrono::{DateTime, Local};
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use collections::{HashMap, HashSet};
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use editor::{
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display_map::{BlockDisposition, BlockId, BlockProperties, BlockStyle, ToDisplayPoint},
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scroll::autoscroll::{Autoscroll, AutoscrollStrategy},
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Anchor, Editor,
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};
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use fs::Fs;
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use futures::{io::BufReader, AsyncBufReadExt, AsyncReadExt, Stream, StreamExt};
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use gpui::{
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actions,
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elements::*,
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executor::Background,
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geometry::vector::{vec2f, Vector2F},
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platform::{CursorStyle, MouseButton},
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Action, AppContext, AsyncAppContext, ClipboardItem, Entity, ModelContext, ModelHandle,
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Subscription, Task, View, ViewContext, ViewHandle, WeakViewHandle, WindowContext,
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};
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use isahc::{http::StatusCode, Request, RequestExt};
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use language::{language_settings::SoftWrap, Buffer, LanguageRegistry, ToOffset as _};
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use serde::Deserialize;
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use settings::SettingsStore;
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use std::{
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borrow::Cow, cell::RefCell, cmp, fmt::Write, io, iter, ops::Range, rc::Rc, sync::Arc,
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time::Duration,
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};
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use util::{channel::ReleaseChannel, post_inc, truncate_and_trailoff, ResultExt, TryFutureExt};
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use workspace::{
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dock::{DockPosition, Panel},
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item::Item,
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pane, Pane, Workspace,
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};
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const OPENAI_API_URL: &'static str = "https://api.openai.com/v1";
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actions!(
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assistant,
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[
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NewContext,
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Assist,
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Split,
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QuoteSelection,
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ToggleFocus,
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ResetKey
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]
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);
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pub fn init(cx: &mut AppContext) {
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if *util::channel::RELEASE_CHANNEL == ReleaseChannel::Stable {
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cx.update_default_global::<collections::CommandPaletteFilter, _, _>(move |filter, _cx| {
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filter.filtered_namespaces.insert("assistant");
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});
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}
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settings::register::<AssistantSettings>(cx);
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cx.add_action(
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|workspace: &mut Workspace, _: &NewContext, cx: &mut ViewContext<Workspace>| {
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if let Some(this) = workspace.panel::<AssistantPanel>(cx) {
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this.update(cx, |this, cx| this.add_context(cx))
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}
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workspace.focus_panel::<AssistantPanel>(cx);
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},
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);
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cx.add_action(AssistantEditor::assist);
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cx.capture_action(AssistantEditor::cancel_last_assist);
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cx.add_action(AssistantEditor::quote_selection);
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cx.capture_action(AssistantEditor::copy);
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cx.capture_action(AssistantEditor::split);
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cx.add_action(AssistantPanel::save_api_key);
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cx.add_action(AssistantPanel::reset_api_key);
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cx.add_action(
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|workspace: &mut Workspace, _: &ToggleFocus, cx: &mut ViewContext<Workspace>| {
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workspace.toggle_panel_focus::<AssistantPanel>(cx);
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},
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);
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}
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pub enum AssistantPanelEvent {
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ZoomIn,
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ZoomOut,
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Focus,
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Close,
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DockPositionChanged,
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}
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pub struct AssistantPanel {
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width: Option<f32>,
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height: Option<f32>,
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pane: ViewHandle<Pane>,
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api_key: Rc<RefCell<Option<String>>>,
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api_key_editor: Option<ViewHandle<Editor>>,
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has_read_credentials: bool,
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languages: Arc<LanguageRegistry>,
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fs: Arc<dyn Fs>,
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subscriptions: Vec<Subscription>,
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}
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impl AssistantPanel {
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pub fn load(
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workspace: WeakViewHandle<Workspace>,
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cx: AsyncAppContext,
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) -> Task<Result<ViewHandle<Self>>> {
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cx.spawn(|mut cx| async move {
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// TODO: deserialize state.
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workspace.update(&mut cx, |workspace, cx| {
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cx.add_view::<Self, _>(|cx| {
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let weak_self = cx.weak_handle();
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let pane = cx.add_view(|cx| {
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let mut pane = Pane::new(
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workspace.weak_handle(),
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workspace.project().clone(),
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workspace.app_state().background_actions,
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Default::default(),
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cx,
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);
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pane.set_can_split(false, cx);
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pane.set_can_navigate(false, cx);
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pane.on_can_drop(move |_, _| false);
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pane.set_render_tab_bar_buttons(cx, move |pane, cx| {
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let weak_self = weak_self.clone();
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Flex::row()
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.with_child(Pane::render_tab_bar_button(
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0,
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"icons/plus_12.svg",
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false,
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Some(("New Context".into(), Some(Box::new(NewContext)))),
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cx,
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move |_, cx| {
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let weak_self = weak_self.clone();
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cx.window_context().defer(move |cx| {
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if let Some(this) = weak_self.upgrade(cx) {
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this.update(cx, |this, cx| this.add_context(cx));
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}
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})
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},
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None,
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))
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.with_child(Pane::render_tab_bar_button(
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1,
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if pane.is_zoomed() {
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"icons/minimize_8.svg"
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} else {
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"icons/maximize_8.svg"
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},
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pane.is_zoomed(),
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Some((
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"Toggle Zoom".into(),
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Some(Box::new(workspace::ToggleZoom)),
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)),
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cx,
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move |pane, cx| pane.toggle_zoom(&Default::default(), cx),
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None,
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))
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.into_any()
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});
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let buffer_search_bar = cx.add_view(search::BufferSearchBar::new);
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pane.toolbar()
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.update(cx, |toolbar, cx| toolbar.add_item(buffer_search_bar, cx));
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pane
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});
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let mut this = Self {
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pane,
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api_key: Rc::new(RefCell::new(None)),
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api_key_editor: None,
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has_read_credentials: false,
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languages: workspace.app_state().languages.clone(),
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fs: workspace.app_state().fs.clone(),
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width: None,
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height: None,
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subscriptions: Default::default(),
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};
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let mut old_dock_position = this.position(cx);
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this.subscriptions = vec![
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cx.observe(&this.pane, |_, _, cx| cx.notify()),
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cx.subscribe(&this.pane, Self::handle_pane_event),
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cx.observe_global::<SettingsStore, _>(move |this, cx| {
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let new_dock_position = this.position(cx);
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if new_dock_position != old_dock_position {
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old_dock_position = new_dock_position;
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cx.emit(AssistantPanelEvent::DockPositionChanged);
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}
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}),
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];
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this
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})
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})
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})
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}
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fn handle_pane_event(
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&mut self,
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_pane: ViewHandle<Pane>,
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event: &pane::Event,
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cx: &mut ViewContext<Self>,
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) {
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match event {
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pane::Event::ZoomIn => cx.emit(AssistantPanelEvent::ZoomIn),
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pane::Event::ZoomOut => cx.emit(AssistantPanelEvent::ZoomOut),
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pane::Event::Focus => cx.emit(AssistantPanelEvent::Focus),
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pane::Event::Remove => cx.emit(AssistantPanelEvent::Close),
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_ => {}
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}
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}
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fn add_context(&mut self, cx: &mut ViewContext<Self>) {
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let focus = self.has_focus(cx);
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let editor = cx
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.add_view(|cx| AssistantEditor::new(self.api_key.clone(), self.languages.clone(), cx));
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self.subscriptions
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.push(cx.subscribe(&editor, Self::handle_assistant_editor_event));
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self.pane.update(cx, |pane, cx| {
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pane.add_item(Box::new(editor), true, focus, None, cx)
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});
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}
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fn handle_assistant_editor_event(
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&mut self,
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_: ViewHandle<AssistantEditor>,
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event: &AssistantEditorEvent,
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cx: &mut ViewContext<Self>,
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) {
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match event {
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AssistantEditorEvent::TabContentChanged => self.pane.update(cx, |_, cx| cx.notify()),
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}
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}
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fn save_api_key(&mut self, _: &menu::Confirm, cx: &mut ViewContext<Self>) {
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if let Some(api_key) = self
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.api_key_editor
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.as_ref()
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.map(|editor| editor.read(cx).text(cx))
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{
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if !api_key.is_empty() {
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cx.platform()
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.write_credentials(OPENAI_API_URL, "Bearer", api_key.as_bytes())
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.log_err();
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*self.api_key.borrow_mut() = Some(api_key);
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self.api_key_editor.take();
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cx.focus_self();
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cx.notify();
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}
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} else {
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cx.propagate_action();
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}
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}
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fn reset_api_key(&mut self, _: &ResetKey, cx: &mut ViewContext<Self>) {
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cx.platform().delete_credentials(OPENAI_API_URL).log_err();
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self.api_key.take();
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self.api_key_editor = Some(build_api_key_editor(cx));
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cx.focus_self();
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cx.notify();
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}
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}
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fn build_api_key_editor(cx: &mut ViewContext<AssistantPanel>) -> ViewHandle<Editor> {
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cx.add_view(|cx| {
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let mut editor = Editor::single_line(
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Some(Arc::new(|theme| theme.assistant.api_key_editor.clone())),
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cx,
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);
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editor.set_placeholder_text("sk-000000000000000000000000000000000000000000000000", cx);
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editor
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})
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}
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impl Entity for AssistantPanel {
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type Event = AssistantPanelEvent;
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}
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impl View for AssistantPanel {
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fn ui_name() -> &'static str {
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"AssistantPanel"
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}
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fn render(&mut self, cx: &mut ViewContext<Self>) -> AnyElement<Self> {
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let style = &theme::current(cx).assistant;
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if let Some(api_key_editor) = self.api_key_editor.as_ref() {
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Flex::column()
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.with_child(
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Text::new(
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"Paste your OpenAI API key and press Enter to use the assistant",
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style.api_key_prompt.text.clone(),
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)
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.aligned(),
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)
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.with_child(
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ChildView::new(api_key_editor, cx)
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.contained()
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.with_style(style.api_key_editor.container)
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.aligned(),
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)
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.contained()
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.with_style(style.api_key_prompt.container)
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.aligned()
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.into_any()
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} else {
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ChildView::new(&self.pane, cx).into_any()
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}
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}
|
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fn focus_in(&mut self, _: gpui::AnyViewHandle, cx: &mut ViewContext<Self>) {
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if cx.is_self_focused() {
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if let Some(api_key_editor) = self.api_key_editor.as_ref() {
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cx.focus(api_key_editor);
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} else {
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cx.focus(&self.pane);
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}
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}
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}
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}
|
|
|
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impl Panel for AssistantPanel {
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fn position(&self, cx: &WindowContext) -> DockPosition {
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match settings::get::<AssistantSettings>(cx).dock {
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AssistantDockPosition::Left => DockPosition::Left,
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AssistantDockPosition::Bottom => DockPosition::Bottom,
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AssistantDockPosition::Right => DockPosition::Right,
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}
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}
|
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|
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fn position_is_valid(&self, _: DockPosition) -> bool {
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true
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}
|
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|
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fn set_position(&mut self, position: DockPosition, cx: &mut ViewContext<Self>) {
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settings::update_settings_file::<AssistantSettings>(self.fs.clone(), cx, move |settings| {
|
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let dock = match position {
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DockPosition::Left => AssistantDockPosition::Left,
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DockPosition::Bottom => AssistantDockPosition::Bottom,
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DockPosition::Right => AssistantDockPosition::Right,
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};
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settings.dock = Some(dock);
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});
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}
|
|
|
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fn size(&self, cx: &WindowContext) -> f32 {
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let settings = settings::get::<AssistantSettings>(cx);
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match self.position(cx) {
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DockPosition::Left | DockPosition::Right => {
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self.width.unwrap_or_else(|| settings.default_width)
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}
|
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DockPosition::Bottom => self.height.unwrap_or_else(|| settings.default_height),
|
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}
|
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}
|
|
|
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fn set_size(&mut self, size: f32, cx: &mut ViewContext<Self>) {
|
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match self.position(cx) {
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DockPosition::Left | DockPosition::Right => self.width = Some(size),
|
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DockPosition::Bottom => self.height = Some(size),
|
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}
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cx.notify();
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}
|
|
|
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fn should_zoom_in_on_event(event: &AssistantPanelEvent) -> bool {
|
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matches!(event, AssistantPanelEvent::ZoomIn)
|
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}
|
|
|
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fn should_zoom_out_on_event(event: &AssistantPanelEvent) -> bool {
|
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matches!(event, AssistantPanelEvent::ZoomOut)
|
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}
|
|
|
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fn is_zoomed(&self, cx: &WindowContext) -> bool {
|
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self.pane.read(cx).is_zoomed()
|
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}
|
|
|
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fn set_zoomed(&mut self, zoomed: bool, cx: &mut ViewContext<Self>) {
|
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self.pane.update(cx, |pane, cx| pane.set_zoomed(zoomed, cx));
|
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}
|
|
|
|
fn set_active(&mut self, active: bool, cx: &mut ViewContext<Self>) {
|
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if active {
|
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if self.api_key.borrow().is_none() && !self.has_read_credentials {
|
|
self.has_read_credentials = true;
|
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let api_key = if let Some((_, api_key)) = cx
|
|
.platform()
|
|
.read_credentials(OPENAI_API_URL)
|
|
.log_err()
|
|
.flatten()
|
|
{
|
|
String::from_utf8(api_key).log_err()
|
|
} else {
|
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None
|
|
};
|
|
if let Some(api_key) = api_key {
|
|
*self.api_key.borrow_mut() = Some(api_key);
|
|
} else if self.api_key_editor.is_none() {
|
|
self.api_key_editor = Some(build_api_key_editor(cx));
|
|
cx.notify();
|
|
}
|
|
}
|
|
|
|
if self.pane.read(cx).items_len() == 0 {
|
|
self.add_context(cx);
|
|
}
|
|
}
|
|
}
|
|
|
|
fn icon_path(&self) -> &'static str {
|
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"icons/robot_14.svg"
|
|
}
|
|
|
|
fn icon_tooltip(&self) -> (String, Option<Box<dyn Action>>) {
|
|
("Assistant Panel".into(), Some(Box::new(ToggleFocus)))
|
|
}
|
|
|
|
fn should_change_position_on_event(event: &Self::Event) -> bool {
|
|
matches!(event, AssistantPanelEvent::DockPositionChanged)
|
|
}
|
|
|
|
fn should_activate_on_event(_: &Self::Event) -> bool {
|
|
false
|
|
}
|
|
|
|
fn should_close_on_event(event: &AssistantPanelEvent) -> bool {
|
|
matches!(event, AssistantPanelEvent::Close)
|
|
}
|
|
|
|
fn has_focus(&self, cx: &WindowContext) -> bool {
|
|
self.pane.read(cx).has_focus()
|
|
|| self
|
|
.api_key_editor
|
|
.as_ref()
|
|
.map_or(false, |editor| editor.is_focused(cx))
|
|
}
|
|
|
|
fn is_focus_event(event: &Self::Event) -> bool {
|
|
matches!(event, AssistantPanelEvent::Focus)
|
|
}
|
|
}
|
|
|
|
enum AssistantEvent {
|
|
MessagesEdited,
|
|
SummaryChanged,
|
|
StreamedCompletion,
|
|
}
|
|
|
|
struct Assistant {
|
|
buffer: ModelHandle<Buffer>,
|
|
messages: Vec<Message>,
|
|
messages_metadata: HashMap<MessageId, MessageMetadata>,
|
|
next_message_id: MessageId,
|
|
summary: Option<String>,
|
|
pending_summary: Task<Option<()>>,
|
|
completion_count: usize,
|
|
pending_completions: Vec<PendingCompletion>,
|
|
model: String,
|
|
token_count: Option<usize>,
|
|
max_token_count: usize,
|
|
pending_token_count: Task<Option<()>>,
|
|
api_key: Rc<RefCell<Option<String>>>,
|
|
_subscriptions: Vec<Subscription>,
|
|
}
|
|
|
|
impl Entity for Assistant {
|
|
type Event = AssistantEvent;
|
|
}
|
|
|
|
impl Assistant {
|
|
fn new(
|
|
api_key: Rc<RefCell<Option<String>>>,
|
|
language_registry: Arc<LanguageRegistry>,
|
|
cx: &mut ModelContext<Self>,
|
|
) -> Self {
|
|
let model = "gpt-3.5-turbo";
|
|
let markdown = language_registry.language_for_name("Markdown");
|
|
let buffer = cx.add_model(|cx| {
|
|
let mut buffer = Buffer::new(0, "", cx);
|
|
buffer.set_language_registry(language_registry);
|
|
cx.spawn_weak(|buffer, mut cx| async move {
|
|
let markdown = markdown.await?;
|
|
let buffer = buffer
|
|
.upgrade(&cx)
|
|
.ok_or_else(|| anyhow!("buffer was dropped"))?;
|
|
buffer.update(&mut cx, |buffer, cx| {
|
|
buffer.set_language(Some(markdown), cx)
|
|
});
|
|
anyhow::Ok(())
|
|
})
|
|
.detach_and_log_err(cx);
|
|
buffer
|
|
});
|
|
|
|
let mut this = Self {
|
|
messages: Default::default(),
|
|
messages_metadata: Default::default(),
|
|
next_message_id: Default::default(),
|
|
summary: None,
|
|
pending_summary: Task::ready(None),
|
|
completion_count: Default::default(),
|
|
pending_completions: Default::default(),
|
|
token_count: None,
|
|
max_token_count: tiktoken_rs::model::get_context_size(model),
|
|
pending_token_count: Task::ready(None),
|
|
model: model.into(),
|
|
_subscriptions: vec![cx.subscribe(&buffer, Self::handle_buffer_event)],
|
|
api_key,
|
|
buffer,
|
|
};
|
|
let message = Message {
|
|
id: MessageId(post_inc(&mut this.next_message_id.0)),
|
|
start: language::Anchor::MIN,
|
|
};
|
|
this.messages.push(message.clone());
|
|
this.messages_metadata.insert(
|
|
message.id,
|
|
MessageMetadata {
|
|
role: Role::User,
|
|
sent_at: Local::now(),
|
|
error: None,
|
|
},
|
|
);
|
|
|
|
this.count_remaining_tokens(cx);
|
|
this
|
|
}
|
|
|
|
fn handle_buffer_event(
|
|
&mut self,
|
|
_: ModelHandle<Buffer>,
|
|
event: &language::Event,
|
|
cx: &mut ModelContext<Self>,
|
|
) {
|
|
match event {
|
|
language::Event::Edited => {
|
|
self.count_remaining_tokens(cx);
|
|
cx.emit(AssistantEvent::MessagesEdited);
|
|
}
|
|
_ => {}
|
|
}
|
|
}
|
|
|
|
fn count_remaining_tokens(&mut self, cx: &mut ModelContext<Self>) {
|
|
let messages = self
|
|
.open_ai_request_messages(cx)
|
|
.into_iter()
|
|
.filter_map(|message| {
|
|
Some(tiktoken_rs::ChatCompletionRequestMessage {
|
|
role: match message.role {
|
|
Role::User => "user".into(),
|
|
Role::Assistant => "assistant".into(),
|
|
Role::System => "system".into(),
|
|
},
|
|
content: message.content,
|
|
name: None,
|
|
})
|
|
})
|
|
.collect::<Vec<_>>();
|
|
let model = self.model.clone();
|
|
self.pending_token_count = cx.spawn_weak(|this, mut cx| {
|
|
async move {
|
|
cx.background().timer(Duration::from_millis(200)).await;
|
|
let token_count = cx
|
|
.background()
|
|
.spawn(async move { tiktoken_rs::num_tokens_from_messages(&model, &messages) })
|
|
.await?;
|
|
|
|
this.upgrade(&cx)
|
|
.ok_or_else(|| anyhow!("assistant was dropped"))?
|
|
.update(&mut cx, |this, cx| {
|
|
this.max_token_count = tiktoken_rs::model::get_context_size(&this.model);
|
|
this.token_count = Some(token_count);
|
|
cx.notify()
|
|
});
|
|
anyhow::Ok(())
|
|
}
|
|
.log_err()
|
|
});
|
|
}
|
|
|
|
fn remaining_tokens(&self) -> Option<isize> {
|
|
Some(self.max_token_count as isize - self.token_count? as isize)
|
|
}
|
|
|
|
fn set_model(&mut self, model: String, cx: &mut ModelContext<Self>) {
|
|
self.model = model;
|
|
self.count_remaining_tokens(cx);
|
|
cx.notify();
|
|
}
|
|
|
|
fn assist(&mut self, cx: &mut ModelContext<Self>) -> Option<(Message, Message)> {
|
|
let request = OpenAIRequest {
|
|
model: self.model.clone(),
|
|
messages: self.open_ai_request_messages(cx),
|
|
stream: true,
|
|
};
|
|
|
|
let api_key = self.api_key.borrow().clone()?;
|
|
let stream = stream_completion(api_key, cx.background().clone(), request);
|
|
let assistant_message =
|
|
self.insert_message_after(self.messages.last()?.id, Role::Assistant, cx)?;
|
|
let user_message = self.insert_message_after(assistant_message.id, Role::User, cx)?;
|
|
let task = cx.spawn_weak({
|
|
|this, mut cx| async move {
|
|
let assistant_message_id = assistant_message.id;
|
|
let stream_completion = async {
|
|
let mut messages = stream.await?;
|
|
|
|
while let Some(message) = messages.next().await {
|
|
let mut message = message?;
|
|
if let Some(choice) = message.choices.pop() {
|
|
this.upgrade(&cx)
|
|
.ok_or_else(|| anyhow!("assistant was dropped"))?
|
|
.update(&mut cx, |this, cx| {
|
|
let text: Arc<str> = choice.delta.content?.into();
|
|
let message_ix = this
|
|
.messages
|
|
.iter()
|
|
.position(|message| message.id == assistant_message_id)?;
|
|
this.buffer.update(cx, |buffer, cx| {
|
|
let offset = if message_ix + 1 == this.messages.len() {
|
|
buffer.len()
|
|
} else {
|
|
this.messages[message_ix + 1]
|
|
.start
|
|
.to_offset(buffer)
|
|
.saturating_sub(1)
|
|
};
|
|
buffer.edit([(offset..offset, text)], None, cx);
|
|
});
|
|
cx.emit(AssistantEvent::StreamedCompletion);
|
|
|
|
Some(())
|
|
});
|
|
}
|
|
}
|
|
|
|
this.upgrade(&cx)
|
|
.ok_or_else(|| anyhow!("assistant was dropped"))?
|
|
.update(&mut cx, |this, cx| {
|
|
this.pending_completions
|
|
.retain(|completion| completion.id != this.completion_count);
|
|
this.summarize(cx);
|
|
});
|
|
|
|
anyhow::Ok(())
|
|
};
|
|
|
|
let result = stream_completion.await;
|
|
if let Some(this) = this.upgrade(&cx) {
|
|
this.update(&mut cx, |this, cx| {
|
|
if let Err(error) = result {
|
|
if let Some(metadata) =
|
|
this.messages_metadata.get_mut(&assistant_message.id)
|
|
{
|
|
metadata.error = Some(error.to_string().trim().into());
|
|
cx.notify();
|
|
}
|
|
}
|
|
});
|
|
}
|
|
}
|
|
});
|
|
|
|
self.pending_completions.push(PendingCompletion {
|
|
id: post_inc(&mut self.completion_count),
|
|
_task: task,
|
|
});
|
|
Some((assistant_message, user_message))
|
|
}
|
|
|
|
fn cancel_last_assist(&mut self) -> bool {
|
|
self.pending_completions.pop().is_some()
|
|
}
|
|
|
|
fn cycle_message_role(&mut self, id: MessageId, cx: &mut ModelContext<Self>) {
|
|
if let Some(metadata) = self.messages_metadata.get_mut(&id) {
|
|
metadata.role.cycle();
|
|
cx.emit(AssistantEvent::MessagesEdited);
|
|
cx.notify();
|
|
}
|
|
}
|
|
|
|
fn insert_message_after(
|
|
&mut self,
|
|
message_id: MessageId,
|
|
role: Role,
|
|
cx: &mut ModelContext<Self>,
|
|
) -> Option<Message> {
|
|
if let Some(prev_message_ix) = self
|
|
.messages
|
|
.iter()
|
|
.position(|message| message.id == message_id)
|
|
{
|
|
let start = self.buffer.update(cx, |buffer, cx| {
|
|
let offset = self.messages[prev_message_ix + 1..]
|
|
.iter()
|
|
.find(|message| message.start.is_valid(buffer))
|
|
.map_or(buffer.len(), |message| message.start.to_offset(buffer) - 1);
|
|
buffer.edit([(offset..offset, "\n")], None, cx);
|
|
buffer.anchor_before(offset + 1)
|
|
});
|
|
let message = Message {
|
|
id: MessageId(post_inc(&mut self.next_message_id.0)),
|
|
start,
|
|
};
|
|
self.messages.insert(prev_message_ix + 1, message.clone());
|
|
self.messages_metadata.insert(
|
|
message.id,
|
|
MessageMetadata {
|
|
role,
|
|
sent_at: Local::now(),
|
|
error: None,
|
|
},
|
|
);
|
|
cx.emit(AssistantEvent::MessagesEdited);
|
|
Some(message)
|
|
} else {
|
|
None
|
|
}
|
|
}
|
|
|
|
fn split_message(
|
|
&mut self,
|
|
range: Range<usize>,
|
|
cx: &mut ModelContext<Self>,
|
|
) -> (Option<Message>, Option<Message>) {
|
|
let start_message = self.message_for_offset(range.start, cx);
|
|
let end_message = self.message_for_offset(range.end, cx);
|
|
if let Some((start_message, end_message)) = start_message.zip(end_message) {
|
|
let (start_message_ix, _, metadata, message_range) = start_message;
|
|
let (end_message_ix, _, _, _) = end_message;
|
|
|
|
// Prevent splitting when range spans multiple messages.
|
|
if start_message_ix != end_message_ix {
|
|
return (None, None);
|
|
}
|
|
|
|
let role = metadata.role;
|
|
let mut edited_buffer = false;
|
|
|
|
let mut suffix_start = None;
|
|
if range.start > message_range.start && range.end < message_range.end - 1 {
|
|
if self.buffer.read(cx).chars_at(range.end).next() == Some('\n') {
|
|
suffix_start = Some(range.end + 1);
|
|
} else if self.buffer.read(cx).reversed_chars_at(range.end).next() == Some('\n') {
|
|
suffix_start = Some(range.end);
|
|
}
|
|
}
|
|
|
|
let suffix = if let Some(suffix_start) = suffix_start {
|
|
Message {
|
|
id: MessageId(post_inc(&mut self.next_message_id.0)),
|
|
start: self.buffer.read(cx).anchor_before(suffix_start),
|
|
}
|
|
} else {
|
|
self.buffer.update(cx, |buffer, cx| {
|
|
buffer.edit([(range.end..range.end, "\n")], None, cx);
|
|
});
|
|
edited_buffer = true;
|
|
Message {
|
|
id: MessageId(post_inc(&mut self.next_message_id.0)),
|
|
start: self.buffer.read(cx).anchor_before(range.end + 1),
|
|
}
|
|
};
|
|
|
|
self.messages.insert(start_message_ix + 1, suffix.clone());
|
|
self.messages_metadata.insert(
|
|
suffix.id,
|
|
MessageMetadata {
|
|
role,
|
|
sent_at: Local::now(),
|
|
error: None,
|
|
},
|
|
);
|
|
|
|
let new_messages = if range.start == range.end || range.start == message_range.start {
|
|
(None, Some(suffix))
|
|
} else {
|
|
let mut prefix_end = None;
|
|
if range.start > message_range.start && range.end < message_range.end - 1 {
|
|
if self.buffer.read(cx).chars_at(range.start).next() == Some('\n') {
|
|
prefix_end = Some(range.start + 1);
|
|
} else if self.buffer.read(cx).reversed_chars_at(range.start).next()
|
|
== Some('\n')
|
|
{
|
|
prefix_end = Some(range.start);
|
|
}
|
|
}
|
|
|
|
let selection = if let Some(prefix_end) = prefix_end {
|
|
cx.emit(AssistantEvent::MessagesEdited);
|
|
Message {
|
|
id: MessageId(post_inc(&mut self.next_message_id.0)),
|
|
start: self.buffer.read(cx).anchor_before(prefix_end),
|
|
}
|
|
} else {
|
|
self.buffer.update(cx, |buffer, cx| {
|
|
buffer.edit([(range.start..range.start, "\n")], None, cx)
|
|
});
|
|
edited_buffer = true;
|
|
Message {
|
|
id: MessageId(post_inc(&mut self.next_message_id.0)),
|
|
start: self.buffer.read(cx).anchor_before(range.end + 1),
|
|
}
|
|
};
|
|
|
|
self.messages
|
|
.insert(start_message_ix + 1, selection.clone());
|
|
self.messages_metadata.insert(
|
|
selection.id,
|
|
MessageMetadata {
|
|
role,
|
|
sent_at: Local::now(),
|
|
error: None,
|
|
},
|
|
);
|
|
(Some(selection), Some(suffix))
|
|
};
|
|
|
|
if !edited_buffer {
|
|
cx.emit(AssistantEvent::MessagesEdited);
|
|
}
|
|
new_messages
|
|
} else {
|
|
(None, None)
|
|
}
|
|
}
|
|
|
|
fn summarize(&mut self, cx: &mut ModelContext<Self>) {
|
|
if self.messages.len() >= 2 && self.summary.is_none() {
|
|
let api_key = self.api_key.borrow().clone();
|
|
if let Some(api_key) = api_key {
|
|
let mut messages = self.open_ai_request_messages(cx);
|
|
messages.truncate(2);
|
|
messages.push(RequestMessage {
|
|
role: Role::User,
|
|
content: "Summarize the conversation into a short title without punctuation"
|
|
.into(),
|
|
});
|
|
let request = OpenAIRequest {
|
|
model: self.model.clone(),
|
|
messages,
|
|
stream: true,
|
|
};
|
|
|
|
let stream = stream_completion(api_key, cx.background().clone(), request);
|
|
self.pending_summary = cx.spawn(|this, mut cx| {
|
|
async move {
|
|
let mut messages = stream.await?;
|
|
|
|
while let Some(message) = messages.next().await {
|
|
let mut message = message?;
|
|
if let Some(choice) = message.choices.pop() {
|
|
let text = choice.delta.content.unwrap_or_default();
|
|
this.update(&mut cx, |this, cx| {
|
|
this.summary.get_or_insert(String::new()).push_str(&text);
|
|
cx.emit(AssistantEvent::SummaryChanged);
|
|
});
|
|
}
|
|
}
|
|
|
|
anyhow::Ok(())
|
|
}
|
|
.log_err()
|
|
});
|
|
}
|
|
}
|
|
}
|
|
|
|
fn open_ai_request_messages(&self, cx: &AppContext) -> Vec<RequestMessage> {
|
|
let buffer = self.buffer.read(cx);
|
|
self.messages(cx)
|
|
.map(|(_ix, _message, metadata, range)| RequestMessage {
|
|
role: metadata.role,
|
|
content: buffer.text_for_range(range).collect(),
|
|
})
|
|
.collect()
|
|
}
|
|
|
|
fn message_for_offset<'a>(
|
|
&'a self,
|
|
offset: usize,
|
|
cx: &'a AppContext,
|
|
) -> Option<(usize, &Message, &MessageMetadata, Range<usize>)> {
|
|
let mut messages = self.messages(cx).peekable();
|
|
while let Some((ix, message, metadata, range)) = messages.next() {
|
|
if range.contains(&offset) || messages.peek().is_none() {
|
|
return Some((ix, message, metadata, range));
|
|
}
|
|
}
|
|
None
|
|
}
|
|
|
|
fn messages<'a>(
|
|
&'a self,
|
|
cx: &'a AppContext,
|
|
) -> impl 'a + Iterator<Item = (usize, &Message, &MessageMetadata, Range<usize>)> {
|
|
let buffer = self.buffer.read(cx);
|
|
let mut messages = self.messages.iter().enumerate().peekable();
|
|
iter::from_fn(move || {
|
|
while let Some((ix, message)) = messages.next() {
|
|
let metadata = self.messages_metadata.get(&message.id)?;
|
|
let message_start = message.start.to_offset(buffer);
|
|
let mut message_end = None;
|
|
while let Some((_, next_message)) = messages.peek() {
|
|
if next_message.start.is_valid(buffer) {
|
|
message_end = Some(next_message.start);
|
|
break;
|
|
} else {
|
|
messages.next();
|
|
}
|
|
}
|
|
let message_end = message_end
|
|
.unwrap_or(language::Anchor::MAX)
|
|
.to_offset(buffer);
|
|
return Some((ix, message, metadata, message_start..message_end));
|
|
}
|
|
None
|
|
})
|
|
}
|
|
}
|
|
|
|
struct PendingCompletion {
|
|
id: usize,
|
|
_task: Task<()>,
|
|
}
|
|
|
|
enum AssistantEditorEvent {
|
|
TabContentChanged,
|
|
}
|
|
|
|
#[derive(Copy, Clone, Debug, PartialEq)]
|
|
struct ScrollPosition {
|
|
offset_before_cursor: Vector2F,
|
|
cursor: Anchor,
|
|
}
|
|
|
|
struct AssistantEditor {
|
|
assistant: ModelHandle<Assistant>,
|
|
editor: ViewHandle<Editor>,
|
|
blocks: HashSet<BlockId>,
|
|
scroll_position: Option<ScrollPosition>,
|
|
_subscriptions: Vec<Subscription>,
|
|
}
|
|
|
|
impl AssistantEditor {
|
|
fn new(
|
|
api_key: Rc<RefCell<Option<String>>>,
|
|
language_registry: Arc<LanguageRegistry>,
|
|
cx: &mut ViewContext<Self>,
|
|
) -> Self {
|
|
let assistant = cx.add_model(|cx| Assistant::new(api_key, language_registry, cx));
|
|
let editor = cx.add_view(|cx| {
|
|
let mut editor = Editor::for_buffer(assistant.read(cx).buffer.clone(), None, cx);
|
|
editor.set_soft_wrap_mode(SoftWrap::EditorWidth, cx);
|
|
editor.set_show_gutter(false, cx);
|
|
editor
|
|
});
|
|
|
|
let _subscriptions = vec![
|
|
cx.observe(&assistant, |_, _, cx| cx.notify()),
|
|
cx.subscribe(&assistant, Self::handle_assistant_event),
|
|
cx.subscribe(&editor, Self::handle_editor_event),
|
|
];
|
|
|
|
let mut this = Self {
|
|
assistant,
|
|
editor,
|
|
blocks: Default::default(),
|
|
scroll_position: None,
|
|
_subscriptions,
|
|
};
|
|
this.update_message_headers(cx);
|
|
this
|
|
}
|
|
|
|
fn assist(&mut self, _: &Assist, cx: &mut ViewContext<Self>) {
|
|
let user_message = self.assistant.update(cx, |assistant, cx| {
|
|
let (_, user_message) = assistant.assist(cx)?;
|
|
Some(user_message)
|
|
});
|
|
|
|
if let Some(user_message) = user_message {
|
|
let cursor = user_message
|
|
.start
|
|
.to_offset(&self.assistant.read(cx).buffer.read(cx));
|
|
self.editor.update(cx, |editor, cx| {
|
|
editor.change_selections(
|
|
Some(Autoscroll::Strategy(AutoscrollStrategy::Fit)),
|
|
cx,
|
|
|selections| selections.select_ranges([cursor..cursor]),
|
|
);
|
|
});
|
|
}
|
|
}
|
|
|
|
fn cancel_last_assist(&mut self, _: &editor::Cancel, cx: &mut ViewContext<Self>) {
|
|
if !self
|
|
.assistant
|
|
.update(cx, |assistant, _| assistant.cancel_last_assist())
|
|
{
|
|
cx.propagate_action();
|
|
}
|
|
}
|
|
|
|
fn handle_assistant_event(
|
|
&mut self,
|
|
_: ModelHandle<Assistant>,
|
|
event: &AssistantEvent,
|
|
cx: &mut ViewContext<Self>,
|
|
) {
|
|
match event {
|
|
AssistantEvent::MessagesEdited => self.update_message_headers(cx),
|
|
AssistantEvent::SummaryChanged => {
|
|
cx.emit(AssistantEditorEvent::TabContentChanged);
|
|
}
|
|
AssistantEvent::StreamedCompletion => {
|
|
self.editor.update(cx, |editor, cx| {
|
|
if let Some(scroll_position) = self.scroll_position {
|
|
let snapshot = editor.snapshot(cx);
|
|
let cursor_point = scroll_position.cursor.to_display_point(&snapshot);
|
|
let scroll_top =
|
|
cursor_point.row() as f32 - scroll_position.offset_before_cursor.y();
|
|
editor.set_scroll_position(
|
|
vec2f(scroll_position.offset_before_cursor.x(), scroll_top),
|
|
cx,
|
|
);
|
|
}
|
|
});
|
|
}
|
|
}
|
|
}
|
|
|
|
fn handle_editor_event(
|
|
&mut self,
|
|
_: ViewHandle<Editor>,
|
|
event: &editor::Event,
|
|
cx: &mut ViewContext<Self>,
|
|
) {
|
|
match event {
|
|
editor::Event::ScrollPositionChanged { autoscroll, .. } => {
|
|
let cursor_scroll_position = self.cursor_scroll_position(cx);
|
|
if *autoscroll {
|
|
self.scroll_position = cursor_scroll_position;
|
|
} else if self.scroll_position != cursor_scroll_position {
|
|
self.scroll_position = None;
|
|
}
|
|
}
|
|
editor::Event::SelectionsChanged { .. } => {
|
|
self.scroll_position = self.cursor_scroll_position(cx);
|
|
}
|
|
_ => {}
|
|
}
|
|
}
|
|
|
|
fn cursor_scroll_position(&self, cx: &mut ViewContext<Self>) -> Option<ScrollPosition> {
|
|
self.editor.update(cx, |editor, cx| {
|
|
let snapshot = editor.snapshot(cx);
|
|
let cursor = editor.selections.newest_anchor().head();
|
|
let cursor_row = cursor.to_display_point(&snapshot.display_snapshot).row() as f32;
|
|
let scroll_position = editor
|
|
.scroll_manager
|
|
.anchor()
|
|
.scroll_position(&snapshot.display_snapshot);
|
|
|
|
let scroll_bottom = scroll_position.y() + editor.visible_line_count().unwrap_or(0.);
|
|
if (scroll_position.y()..scroll_bottom).contains(&cursor_row) {
|
|
Some(ScrollPosition {
|
|
cursor,
|
|
offset_before_cursor: vec2f(
|
|
scroll_position.x(),
|
|
cursor_row - scroll_position.y(),
|
|
),
|
|
})
|
|
} else {
|
|
None
|
|
}
|
|
})
|
|
}
|
|
|
|
fn update_message_headers(&mut self, cx: &mut ViewContext<Self>) {
|
|
self.editor.update(cx, |editor, cx| {
|
|
let buffer = editor.buffer().read(cx).snapshot(cx);
|
|
let excerpt_id = *buffer.as_singleton().unwrap().0;
|
|
let old_blocks = std::mem::take(&mut self.blocks);
|
|
let new_blocks = self
|
|
.assistant
|
|
.read(cx)
|
|
.messages(cx)
|
|
.map(|(_, message, metadata, _)| BlockProperties {
|
|
position: buffer.anchor_in_excerpt(excerpt_id, message.start),
|
|
height: 2,
|
|
style: BlockStyle::Sticky,
|
|
render: Arc::new({
|
|
let assistant = self.assistant.clone();
|
|
let metadata = metadata.clone();
|
|
let message = message.clone();
|
|
move |cx| {
|
|
enum Sender {}
|
|
enum ErrorTooltip {}
|
|
|
|
let theme = theme::current(cx);
|
|
let style = &theme.assistant;
|
|
let message_id = message.id;
|
|
let sender = MouseEventHandler::<Sender, _>::new(
|
|
message_id.0,
|
|
cx,
|
|
|state, _| match metadata.role {
|
|
Role::User => {
|
|
let style = style.user_sender.style_for(state, false);
|
|
Label::new("You", style.text.clone())
|
|
.contained()
|
|
.with_style(style.container)
|
|
}
|
|
Role::Assistant => {
|
|
let style = style.assistant_sender.style_for(state, false);
|
|
Label::new("Assistant", style.text.clone())
|
|
.contained()
|
|
.with_style(style.container)
|
|
}
|
|
Role::System => {
|
|
let style = style.system_sender.style_for(state, false);
|
|
Label::new("System", style.text.clone())
|
|
.contained()
|
|
.with_style(style.container)
|
|
}
|
|
},
|
|
)
|
|
.with_cursor_style(CursorStyle::PointingHand)
|
|
.on_down(MouseButton::Left, {
|
|
let assistant = assistant.clone();
|
|
move |_, _, cx| {
|
|
assistant.update(cx, |assistant, cx| {
|
|
assistant.cycle_message_role(message_id, cx)
|
|
})
|
|
}
|
|
});
|
|
|
|
Flex::row()
|
|
.with_child(sender.aligned())
|
|
.with_child(
|
|
Label::new(
|
|
metadata.sent_at.format("%I:%M%P").to_string(),
|
|
style.sent_at.text.clone(),
|
|
)
|
|
.contained()
|
|
.with_style(style.sent_at.container)
|
|
.aligned(),
|
|
)
|
|
.with_children(metadata.error.clone().map(|error| {
|
|
Svg::new("icons/circle_x_mark_12.svg")
|
|
.with_color(style.error_icon.color)
|
|
.constrained()
|
|
.with_width(style.error_icon.width)
|
|
.contained()
|
|
.with_style(style.error_icon.container)
|
|
.with_tooltip::<ErrorTooltip>(
|
|
message_id.0,
|
|
error,
|
|
None,
|
|
theme.tooltip.clone(),
|
|
cx,
|
|
)
|
|
.aligned()
|
|
}))
|
|
.aligned()
|
|
.left()
|
|
.contained()
|
|
.with_style(style.header)
|
|
.into_any()
|
|
}
|
|
}),
|
|
disposition: BlockDisposition::Above,
|
|
})
|
|
.collect::<Vec<_>>();
|
|
|
|
editor.remove_blocks(old_blocks, None, cx);
|
|
let ids = editor.insert_blocks(new_blocks, None, cx);
|
|
self.blocks = HashSet::from_iter(ids);
|
|
});
|
|
}
|
|
|
|
fn quote_selection(
|
|
workspace: &mut Workspace,
|
|
_: &QuoteSelection,
|
|
cx: &mut ViewContext<Workspace>,
|
|
) {
|
|
let Some(panel) = workspace.panel::<AssistantPanel>(cx) else {
|
|
return;
|
|
};
|
|
let Some(editor) = workspace.active_item(cx).and_then(|item| item.downcast::<Editor>()) else {
|
|
return;
|
|
};
|
|
|
|
let text = editor.read_with(cx, |editor, cx| {
|
|
let range = editor.selections.newest::<usize>(cx).range();
|
|
let buffer = editor.buffer().read(cx).snapshot(cx);
|
|
let start_language = buffer.language_at(range.start);
|
|
let end_language = buffer.language_at(range.end);
|
|
let language_name = if start_language == end_language {
|
|
start_language.map(|language| language.name())
|
|
} else {
|
|
None
|
|
};
|
|
let language_name = language_name.as_deref().unwrap_or("").to_lowercase();
|
|
|
|
let selected_text = buffer.text_for_range(range).collect::<String>();
|
|
if selected_text.is_empty() {
|
|
None
|
|
} else {
|
|
Some(if language_name == "markdown" {
|
|
selected_text
|
|
.lines()
|
|
.map(|line| format!("> {}", line))
|
|
.collect::<Vec<_>>()
|
|
.join("\n")
|
|
} else {
|
|
format!("```{language_name}\n{selected_text}\n```")
|
|
})
|
|
}
|
|
});
|
|
|
|
// Activate the panel
|
|
if !panel.read(cx).has_focus(cx) {
|
|
workspace.toggle_panel_focus::<AssistantPanel>(cx);
|
|
}
|
|
|
|
if let Some(text) = text {
|
|
panel.update(cx, |panel, cx| {
|
|
if let Some(assistant) = panel
|
|
.pane
|
|
.read(cx)
|
|
.active_item()
|
|
.and_then(|item| item.downcast::<AssistantEditor>())
|
|
.ok_or_else(|| anyhow!("no active context"))
|
|
.log_err()
|
|
{
|
|
assistant.update(cx, |assistant, cx| {
|
|
assistant
|
|
.editor
|
|
.update(cx, |editor, cx| editor.insert(&text, cx))
|
|
});
|
|
}
|
|
});
|
|
}
|
|
}
|
|
|
|
fn copy(&mut self, _: &editor::Copy, cx: &mut ViewContext<Self>) {
|
|
let editor = self.editor.read(cx);
|
|
let assistant = self.assistant.read(cx);
|
|
if editor.selections.count() == 1 {
|
|
let selection = editor.selections.newest::<usize>(cx);
|
|
let mut copied_text = String::new();
|
|
let mut spanned_messages = 0;
|
|
for (_ix, _message, metadata, message_range) in assistant.messages(cx) {
|
|
if message_range.start >= selection.range().end {
|
|
break;
|
|
} else if message_range.end >= selection.range().start {
|
|
let range = cmp::max(message_range.start, selection.range().start)
|
|
..cmp::min(message_range.end, selection.range().end);
|
|
if !range.is_empty() {
|
|
spanned_messages += 1;
|
|
write!(&mut copied_text, "## {}\n\n", metadata.role).unwrap();
|
|
for chunk in assistant.buffer.read(cx).text_for_range(range) {
|
|
copied_text.push_str(&chunk);
|
|
}
|
|
copied_text.push('\n');
|
|
}
|
|
}
|
|
}
|
|
|
|
if spanned_messages > 1 {
|
|
cx.platform()
|
|
.write_to_clipboard(ClipboardItem::new(copied_text));
|
|
return;
|
|
}
|
|
}
|
|
|
|
cx.propagate_action();
|
|
}
|
|
|
|
fn split(&mut self, _: &Split, cx: &mut ViewContext<Self>) {
|
|
self.assistant.update(cx, |assistant, cx| {
|
|
let range = self.editor.read(cx).selections.newest::<usize>(cx).range();
|
|
assistant.split_message(range, cx);
|
|
});
|
|
}
|
|
|
|
fn cycle_model(&mut self, cx: &mut ViewContext<Self>) {
|
|
self.assistant.update(cx, |assistant, cx| {
|
|
let new_model = match assistant.model.as_str() {
|
|
"gpt-4" => "gpt-3.5-turbo",
|
|
_ => "gpt-4",
|
|
};
|
|
assistant.set_model(new_model.into(), cx);
|
|
});
|
|
}
|
|
|
|
fn title(&self, cx: &AppContext) -> String {
|
|
self.assistant
|
|
.read(cx)
|
|
.summary
|
|
.clone()
|
|
.unwrap_or_else(|| "New Context".into())
|
|
}
|
|
}
|
|
|
|
impl Entity for AssistantEditor {
|
|
type Event = AssistantEditorEvent;
|
|
}
|
|
|
|
impl View for AssistantEditor {
|
|
fn ui_name() -> &'static str {
|
|
"AssistantEditor"
|
|
}
|
|
|
|
fn render(&mut self, cx: &mut ViewContext<Self>) -> AnyElement<Self> {
|
|
enum Model {}
|
|
let theme = &theme::current(cx).assistant;
|
|
let assistant = &self.assistant.read(cx);
|
|
let model = assistant.model.clone();
|
|
let remaining_tokens = assistant.remaining_tokens().map(|remaining_tokens| {
|
|
let remaining_tokens_style = if remaining_tokens <= 0 {
|
|
&theme.no_remaining_tokens
|
|
} else {
|
|
&theme.remaining_tokens
|
|
};
|
|
Label::new(
|
|
remaining_tokens.to_string(),
|
|
remaining_tokens_style.text.clone(),
|
|
)
|
|
.contained()
|
|
.with_style(remaining_tokens_style.container)
|
|
});
|
|
|
|
Stack::new()
|
|
.with_child(
|
|
ChildView::new(&self.editor, cx)
|
|
.contained()
|
|
.with_style(theme.container),
|
|
)
|
|
.with_child(
|
|
Flex::row()
|
|
.with_child(
|
|
MouseEventHandler::<Model, _>::new(0, cx, |state, _| {
|
|
let style = theme.model.style_for(state, false);
|
|
Label::new(model, style.text.clone())
|
|
.contained()
|
|
.with_style(style.container)
|
|
})
|
|
.with_cursor_style(CursorStyle::PointingHand)
|
|
.on_click(MouseButton::Left, |_, this, cx| this.cycle_model(cx)),
|
|
)
|
|
.with_children(remaining_tokens)
|
|
.contained()
|
|
.with_style(theme.model_info_container)
|
|
.aligned()
|
|
.top()
|
|
.right(),
|
|
)
|
|
.into_any()
|
|
}
|
|
|
|
fn focus_in(&mut self, _: gpui::AnyViewHandle, cx: &mut ViewContext<Self>) {
|
|
if cx.is_self_focused() {
|
|
cx.focus(&self.editor);
|
|
}
|
|
}
|
|
}
|
|
|
|
impl Item for AssistantEditor {
|
|
fn tab_content<V: View>(
|
|
&self,
|
|
_: Option<usize>,
|
|
style: &theme::Tab,
|
|
cx: &gpui::AppContext,
|
|
) -> AnyElement<V> {
|
|
let title = truncate_and_trailoff(&self.title(cx), editor::MAX_TAB_TITLE_LEN);
|
|
Label::new(title, style.label.clone()).into_any()
|
|
}
|
|
|
|
fn tab_tooltip_text(&self, cx: &AppContext) -> Option<Cow<str>> {
|
|
Some(self.title(cx).into())
|
|
}
|
|
|
|
fn as_searchable(
|
|
&self,
|
|
_: &ViewHandle<Self>,
|
|
) -> Option<Box<dyn workspace::searchable::SearchableItemHandle>> {
|
|
Some(Box::new(self.editor.clone()))
|
|
}
|
|
}
|
|
|
|
#[derive(Copy, Clone, Debug, Default, Eq, PartialEq, Hash)]
|
|
struct MessageId(usize);
|
|
|
|
#[derive(Clone, Debug)]
|
|
struct Message {
|
|
id: MessageId,
|
|
start: language::Anchor,
|
|
}
|
|
|
|
#[derive(Clone, Debug)]
|
|
struct MessageMetadata {
|
|
role: Role,
|
|
sent_at: DateTime<Local>,
|
|
error: Option<String>,
|
|
}
|
|
|
|
async fn stream_completion(
|
|
api_key: String,
|
|
executor: Arc<Background>,
|
|
mut request: OpenAIRequest,
|
|
) -> Result<impl Stream<Item = Result<OpenAIResponseStreamEvent>>> {
|
|
request.stream = true;
|
|
|
|
let (tx, rx) = futures::channel::mpsc::unbounded::<Result<OpenAIResponseStreamEvent>>();
|
|
|
|
let json_data = serde_json::to_string(&request)?;
|
|
let mut response = Request::post(format!("{OPENAI_API_URL}/chat/completions"))
|
|
.header("Content-Type", "application/json")
|
|
.header("Authorization", format!("Bearer {}", api_key))
|
|
.body(json_data)?
|
|
.send_async()
|
|
.await?;
|
|
|
|
let status = response.status();
|
|
if status == StatusCode::OK {
|
|
executor
|
|
.spawn(async move {
|
|
let mut lines = BufReader::new(response.body_mut()).lines();
|
|
|
|
fn parse_line(
|
|
line: Result<String, io::Error>,
|
|
) -> Result<Option<OpenAIResponseStreamEvent>> {
|
|
if let Some(data) = line?.strip_prefix("data: ") {
|
|
let event = serde_json::from_str(&data)?;
|
|
Ok(Some(event))
|
|
} else {
|
|
Ok(None)
|
|
}
|
|
}
|
|
|
|
while let Some(line) = lines.next().await {
|
|
if let Some(event) = parse_line(line).transpose() {
|
|
let done = event.as_ref().map_or(false, |event| {
|
|
event
|
|
.choices
|
|
.last()
|
|
.map_or(false, |choice| choice.finish_reason.is_some())
|
|
});
|
|
if tx.unbounded_send(event).is_err() {
|
|
break;
|
|
}
|
|
|
|
if done {
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
anyhow::Ok(())
|
|
})
|
|
.detach();
|
|
|
|
Ok(rx)
|
|
} else {
|
|
let mut body = String::new();
|
|
response.body_mut().read_to_string(&mut body).await?;
|
|
|
|
#[derive(Deserialize)]
|
|
struct OpenAIResponse {
|
|
error: OpenAIError,
|
|
}
|
|
|
|
#[derive(Deserialize)]
|
|
struct OpenAIError {
|
|
message: String,
|
|
}
|
|
|
|
match serde_json::from_str::<OpenAIResponse>(&body) {
|
|
Ok(response) if !response.error.message.is_empty() => Err(anyhow!(
|
|
"Failed to connect to OpenAI API: {}",
|
|
response.error.message,
|
|
)),
|
|
|
|
_ => Err(anyhow!(
|
|
"Failed to connect to OpenAI API: {} {}",
|
|
response.status(),
|
|
body,
|
|
)),
|
|
}
|
|
}
|
|
}
|
|
|
|
#[cfg(test)]
|
|
mod tests {
|
|
use super::*;
|
|
use gpui::AppContext;
|
|
|
|
#[gpui::test]
|
|
fn test_inserting_and_removing_messages(cx: &mut AppContext) {
|
|
let registry = Arc::new(LanguageRegistry::test());
|
|
let assistant = cx.add_model(|cx| Assistant::new(Default::default(), registry, cx));
|
|
let buffer = assistant.read(cx).buffer.clone();
|
|
|
|
let message_1 = assistant.read(cx).messages[0].clone();
|
|
assert_eq!(
|
|
messages(&assistant, cx),
|
|
vec![(message_1.id, Role::User, 0..0)]
|
|
);
|
|
|
|
let message_2 = assistant.update(cx, |assistant, cx| {
|
|
assistant
|
|
.insert_message_after(message_1.id, Role::Assistant, cx)
|
|
.unwrap()
|
|
});
|
|
assert_eq!(
|
|
messages(&assistant, cx),
|
|
vec![
|
|
(message_1.id, Role::User, 0..1),
|
|
(message_2.id, Role::Assistant, 1..1)
|
|
]
|
|
);
|
|
|
|
buffer.update(cx, |buffer, cx| {
|
|
buffer.edit([(0..0, "1"), (1..1, "2")], None, cx)
|
|
});
|
|
assert_eq!(
|
|
messages(&assistant, cx),
|
|
vec![
|
|
(message_1.id, Role::User, 0..2),
|
|
(message_2.id, Role::Assistant, 2..3)
|
|
]
|
|
);
|
|
|
|
let message_3 = assistant.update(cx, |assistant, cx| {
|
|
assistant
|
|
.insert_message_after(message_2.id, Role::User, cx)
|
|
.unwrap()
|
|
});
|
|
assert_eq!(
|
|
messages(&assistant, cx),
|
|
vec![
|
|
(message_1.id, Role::User, 0..2),
|
|
(message_2.id, Role::Assistant, 2..4),
|
|
(message_3.id, Role::User, 4..4)
|
|
]
|
|
);
|
|
|
|
let message_4 = assistant.update(cx, |assistant, cx| {
|
|
assistant
|
|
.insert_message_after(message_2.id, Role::User, cx)
|
|
.unwrap()
|
|
});
|
|
assert_eq!(
|
|
messages(&assistant, cx),
|
|
vec![
|
|
(message_1.id, Role::User, 0..2),
|
|
(message_2.id, Role::Assistant, 2..4),
|
|
(message_4.id, Role::User, 4..5),
|
|
(message_3.id, Role::User, 5..5),
|
|
]
|
|
);
|
|
|
|
buffer.update(cx, |buffer, cx| {
|
|
buffer.edit([(4..4, "C"), (5..5, "D")], None, cx)
|
|
});
|
|
assert_eq!(
|
|
messages(&assistant, cx),
|
|
vec![
|
|
(message_1.id, Role::User, 0..2),
|
|
(message_2.id, Role::Assistant, 2..4),
|
|
(message_4.id, Role::User, 4..6),
|
|
(message_3.id, Role::User, 6..7),
|
|
]
|
|
);
|
|
|
|
// Deleting across message boundaries merges the messages.
|
|
buffer.update(cx, |buffer, cx| buffer.edit([(1..4, "")], None, cx));
|
|
assert_eq!(
|
|
messages(&assistant, cx),
|
|
vec![
|
|
(message_1.id, Role::User, 0..3),
|
|
(message_3.id, Role::User, 3..4),
|
|
]
|
|
);
|
|
|
|
// Undoing the deletion should also undo the merge.
|
|
buffer.update(cx, |buffer, cx| buffer.undo(cx));
|
|
assert_eq!(
|
|
messages(&assistant, cx),
|
|
vec![
|
|
(message_1.id, Role::User, 0..2),
|
|
(message_2.id, Role::Assistant, 2..4),
|
|
(message_4.id, Role::User, 4..6),
|
|
(message_3.id, Role::User, 6..7),
|
|
]
|
|
);
|
|
|
|
// Redoing the deletion should also redo the merge.
|
|
buffer.update(cx, |buffer, cx| buffer.redo(cx));
|
|
assert_eq!(
|
|
messages(&assistant, cx),
|
|
vec![
|
|
(message_1.id, Role::User, 0..3),
|
|
(message_3.id, Role::User, 3..4),
|
|
]
|
|
);
|
|
|
|
// Ensure we can still insert after a merged message.
|
|
let message_5 = assistant.update(cx, |assistant, cx| {
|
|
assistant
|
|
.insert_message_after(message_1.id, Role::System, cx)
|
|
.unwrap()
|
|
});
|
|
assert_eq!(
|
|
messages(&assistant, cx),
|
|
vec![
|
|
(message_1.id, Role::User, 0..3),
|
|
(message_5.id, Role::System, 3..4),
|
|
(message_3.id, Role::User, 4..5)
|
|
]
|
|
);
|
|
}
|
|
|
|
#[gpui::test]
|
|
fn test_message_splitting(cx: &mut AppContext) {
|
|
let registry = Arc::new(LanguageRegistry::test());
|
|
let assistant = cx.add_model(|cx| Assistant::new(Default::default(), registry, cx));
|
|
let buffer = assistant.read(cx).buffer.clone();
|
|
|
|
let message_1 = assistant.read(cx).messages[0].clone();
|
|
assert_eq!(
|
|
messages(&assistant, cx),
|
|
vec![(message_1.id, Role::User, 0..0)]
|
|
);
|
|
|
|
buffer.update(cx, |buffer, cx| {
|
|
buffer.edit([(0..0, "aaa\nbbb\nccc\nddd\n")], None, cx)
|
|
});
|
|
|
|
let (_, message_2) =
|
|
assistant.update(cx, |assistant, cx| assistant.split_message(3..3, cx));
|
|
let message_2 = message_2.unwrap();
|
|
|
|
// We recycle newlines in the middle of a split message
|
|
assert_eq!(buffer.read(cx).text(), "aaa\nbbb\nccc\nddd\n");
|
|
assert_eq!(
|
|
messages(&assistant, cx),
|
|
vec![
|
|
(message_1.id, Role::User, 0..4),
|
|
(message_2.id, Role::User, 4..16),
|
|
]
|
|
);
|
|
|
|
let (_, message_3) =
|
|
assistant.update(cx, |assistant, cx| assistant.split_message(3..3, cx));
|
|
let message_3 = message_3.unwrap();
|
|
|
|
// We don't recycle newlines at the end of a split message
|
|
assert_eq!(buffer.read(cx).text(), "aaa\n\nbbb\nccc\nddd\n");
|
|
assert_eq!(
|
|
messages(&assistant, cx),
|
|
vec![
|
|
(message_1.id, Role::User, 0..4),
|
|
(message_3.id, Role::User, 4..5),
|
|
(message_2.id, Role::User, 5..17),
|
|
]
|
|
);
|
|
|
|
let (_, message_4) =
|
|
assistant.update(cx, |assistant, cx| assistant.split_message(9..9, cx));
|
|
let message_4 = message_4.unwrap();
|
|
assert_eq!(buffer.read(cx).text(), "aaa\n\nbbb\nccc\nddd\n");
|
|
assert_eq!(
|
|
messages(&assistant, cx),
|
|
vec![
|
|
(message_1.id, Role::User, 0..4),
|
|
(message_3.id, Role::User, 4..5),
|
|
(message_2.id, Role::User, 5..9),
|
|
(message_4.id, Role::User, 9..17),
|
|
]
|
|
);
|
|
|
|
let (_, message_5) =
|
|
assistant.update(cx, |assistant, cx| assistant.split_message(9..9, cx));
|
|
let message_5 = message_5.unwrap();
|
|
assert_eq!(buffer.read(cx).text(), "aaa\n\nbbb\n\nccc\nddd\n");
|
|
assert_eq!(
|
|
messages(&assistant, cx),
|
|
vec![
|
|
(message_1.id, Role::User, 0..4),
|
|
(message_3.id, Role::User, 4..5),
|
|
(message_2.id, Role::User, 5..9),
|
|
(message_4.id, Role::User, 9..10),
|
|
(message_5.id, Role::User, 10..18),
|
|
]
|
|
);
|
|
|
|
let (message_6, message_7) =
|
|
assistant.update(cx, |assistant, cx| assistant.split_message(14..16, cx));
|
|
let message_6 = message_6.unwrap();
|
|
let message_7 = message_7.unwrap();
|
|
assert_eq!(buffer.read(cx).text(), "aaa\n\nbbb\n\nccc\ndd\nd\n");
|
|
assert_eq!(
|
|
messages(&assistant, cx),
|
|
vec![
|
|
(message_1.id, Role::User, 0..4),
|
|
(message_3.id, Role::User, 4..5),
|
|
(message_2.id, Role::User, 5..9),
|
|
(message_4.id, Role::User, 9..10),
|
|
(message_5.id, Role::User, 10..14),
|
|
(message_6.id, Role::User, 14..17),
|
|
(message_7.id, Role::User, 17..19),
|
|
]
|
|
);
|
|
}
|
|
|
|
fn messages(
|
|
assistant: &ModelHandle<Assistant>,
|
|
cx: &AppContext,
|
|
) -> Vec<(MessageId, Role, Range<usize>)> {
|
|
assistant
|
|
.read(cx)
|
|
.messages(cx)
|
|
.map(|(_, message, metadata, range)| (message.id, metadata.role, range))
|
|
.collect()
|
|
}
|
|
}
|