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ZIm/crates/agent_ui/src/text_thread_editor.rs
Ben Kunkle 6cd4dbdea1
gpui: Store action documentation (#33809) 
Closes #ISSUE

Adds a new `documentation` method to actions, that is extracted from doc
comments when using the `actions!` or derive macros.

Additionally, this PR adds doc comments to as many action definitions in
Zed as possible.

Release Notes:

- N/A *or* Added/Fixed/Improved ...
2025-07-02 21:14:33 -04:00

3467 lines
129 KiB
Rust
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use crate::{
burn_mode_tooltip::BurnModeTooltip,
language_model_selector::{
LanguageModelSelector, ToggleModelSelector, language_model_selector,
},
};
use agent_settings::{AgentSettings, CompletionMode};
use anyhow::Result;
use assistant_slash_command::{SlashCommand, SlashCommandOutputSection, SlashCommandWorkingSet};
use assistant_slash_commands::{
DefaultSlashCommand, DocsSlashCommand, DocsSlashCommandArgs, FileSlashCommand,
selections_creases,
};
use client::{proto, zed_urls};
use collections::{BTreeSet, HashMap, HashSet, hash_map};
use editor::{
Anchor, Editor, EditorEvent, MenuInlineCompletionsPolicy, MultiBuffer, MultiBufferSnapshot,
RowExt, ToOffset as _, ToPoint,
actions::{MoveToEndOfLine, Newline, ShowCompletions},
display_map::{
BlockPlacement, BlockProperties, BlockStyle, Crease, CreaseMetadata, CustomBlockId, FoldId,
RenderBlock, ToDisplayPoint,
},
};
use editor::{FoldPlaceholder, display_map::CreaseId};
use fs::Fs;
use futures::FutureExt;
use gpui::{
Action, Animation, AnimationExt, AnyElement, AnyView, App, ClipboardEntry, ClipboardItem,
Empty, Entity, EventEmitter, FocusHandle, Focusable, FontWeight, Global, InteractiveElement,
IntoElement, ParentElement, Pixels, Render, RenderImage, SharedString, Size,
StatefulInteractiveElement, Styled, Subscription, Task, Transformation, WeakEntity, actions,
div, img, percentage, point, prelude::*, pulsating_between, size,
};
use indexed_docs::IndexedDocsStore;
use language::{
BufferSnapshot, LspAdapterDelegate, ToOffset,
language_settings::{SoftWrap, all_language_settings},
};
use language_model::{
ConfigurationError, LanguageModelImage, LanguageModelProviderTosView, LanguageModelRegistry,
Role,
};
use multi_buffer::MultiBufferRow;
use picker::{Picker, popover_menu::PickerPopoverMenu};
use project::{Project, Worktree};
use project::{ProjectPath, lsp_store::LocalLspAdapterDelegate};
use rope::Point;
use serde::{Deserialize, Serialize};
use settings::{Settings, SettingsStore, update_settings_file};
use std::{
any::TypeId,
cmp,
ops::Range,
path::{Path, PathBuf},
rc::Rc,
sync::Arc,
time::Duration,
};
use text::SelectionGoal;
use ui::{
ButtonLike, Disclosure, ElevationIndex, KeyBinding, PopoverMenuHandle, TintColor, Tooltip,
prelude::*,
};
use util::{ResultExt, maybe};
use workspace::{
CollaboratorId,
searchable::{Direction, SearchableItemHandle},
};
use workspace::{
Save, Toast, Workspace,
item::{self, FollowableItem, Item, ItemHandle},
notifications::NotificationId,
pane,
searchable::{SearchEvent, SearchableItem},
};
use crate::{slash_command::SlashCommandCompletionProvider, slash_command_picker};
use assistant_context::{
AssistantContext, CacheStatus, Content, ContextEvent, ContextId, InvokedSlashCommandId,
InvokedSlashCommandStatus, Message, MessageId, MessageMetadata, MessageStatus,
ParsedSlashCommand, PendingSlashCommandStatus, ThoughtProcessOutputSection,
};
actions!(
assistant,
[
/// Sends the current message to the assistant.
Assist,
/// Confirms and executes the entered slash command.
ConfirmCommand,
/// Copies code from the assistant's response to the clipboard.
CopyCode,
/// Cycles between user and assistant message roles.
CycleMessageRole,
/// Inserts the selected text into the active editor.
InsertIntoEditor,
/// Quotes the current selection in the assistant conversation.
QuoteSelection,
/// Splits the conversation at the current cursor position.
Split,
]
);
/// Inserts files that were dragged and dropped into the assistant conversation.
#[derive(PartialEq, Clone, Action)]
#[action(namespace = assistant, no_json, no_register)]
pub enum InsertDraggedFiles {
ProjectPaths(Vec<ProjectPath>),
ExternalFiles(Vec<PathBuf>),
}
#[derive(Copy, Clone, Debug, PartialEq)]
struct ScrollPosition {
offset_before_cursor: gpui::Point<f32>,
cursor: Anchor,
}
type MessageHeader = MessageMetadata;
#[derive(Clone)]
enum AssistError {
PaymentRequired,
Message(SharedString),
}
pub enum ThoughtProcessStatus {
Pending,
Completed,
}
pub trait AgentPanelDelegate {
fn active_context_editor(
&self,
workspace: &mut Workspace,
window: &mut Window,
cx: &mut Context<Workspace>,
) -> Option<Entity<TextThreadEditor>>;
fn open_saved_context(
&self,
workspace: &mut Workspace,
path: Arc<Path>,
window: &mut Window,
cx: &mut Context<Workspace>,
) -> Task<Result<()>>;
fn open_remote_context(
&self,
workspace: &mut Workspace,
context_id: ContextId,
window: &mut Window,
cx: &mut Context<Workspace>,
) -> Task<Result<Entity<TextThreadEditor>>>;
fn quote_selection(
&self,
workspace: &mut Workspace,
selection_ranges: Vec<Range<Anchor>>,
buffer: Entity<MultiBuffer>,
window: &mut Window,
cx: &mut Context<Workspace>,
);
}
impl dyn AgentPanelDelegate {
/// Returns the global [`AssistantPanelDelegate`], if it exists.
pub fn try_global(cx: &App) -> Option<Arc<Self>> {
cx.try_global::<GlobalAssistantPanelDelegate>()
.map(|global| global.0.clone())
}
/// Sets the global [`AssistantPanelDelegate`].
pub fn set_global(delegate: Arc<Self>, cx: &mut App) {
cx.set_global(GlobalAssistantPanelDelegate(delegate));
}
}
struct GlobalAssistantPanelDelegate(Arc<dyn AgentPanelDelegate>);
impl Global for GlobalAssistantPanelDelegate {}
pub struct TextThreadEditor {
context: Entity<AssistantContext>,
fs: Arc<dyn Fs>,
slash_commands: Arc<SlashCommandWorkingSet>,
workspace: WeakEntity<Workspace>,
project: Entity<Project>,
lsp_adapter_delegate: Option<Arc<dyn LspAdapterDelegate>>,
editor: Entity<Editor>,
pending_thought_process: Option<(CreaseId, language::Anchor)>,
blocks: HashMap<MessageId, (MessageHeader, CustomBlockId)>,
image_blocks: HashSet<CustomBlockId>,
scroll_position: Option<ScrollPosition>,
remote_id: Option<workspace::ViewId>,
pending_slash_command_creases: HashMap<Range<language::Anchor>, CreaseId>,
invoked_slash_command_creases: HashMap<InvokedSlashCommandId, CreaseId>,
_subscriptions: Vec<Subscription>,
last_error: Option<AssistError>,
show_accept_terms: bool,
pub(crate) slash_menu_handle:
PopoverMenuHandle<Picker<slash_command_picker::SlashCommandDelegate>>,
// dragged_file_worktrees is used to keep references to worktrees that were added
// when the user drag/dropped an external file onto the context editor. Since
// the worktree is not part of the project panel, it would be dropped as soon as
// the file is opened. In order to keep the worktree alive for the duration of the
// context editor, we keep a reference here.
dragged_file_worktrees: Vec<Entity<Worktree>>,
language_model_selector: Entity<LanguageModelSelector>,
language_model_selector_menu_handle: PopoverMenuHandle<LanguageModelSelector>,
}
const MAX_TAB_TITLE_LEN: usize = 16;
impl TextThreadEditor {
pub fn init(cx: &mut App) {
workspace::FollowableViewRegistry::register::<TextThreadEditor>(cx);
cx.observe_new(
|workspace: &mut Workspace, _window, _cx: &mut Context<Workspace>| {
workspace
.register_action(TextThreadEditor::quote_selection)
.register_action(TextThreadEditor::insert_selection)
.register_action(TextThreadEditor::copy_code)
.register_action(TextThreadEditor::handle_insert_dragged_files);
},
)
.detach();
}
pub fn for_context(
context: Entity<AssistantContext>,
fs: Arc<dyn Fs>,
workspace: WeakEntity<Workspace>,
project: Entity<Project>,
lsp_adapter_delegate: Option<Arc<dyn LspAdapterDelegate>>,
window: &mut Window,
cx: &mut Context<Self>,
) -> Self {
let completion_provider = SlashCommandCompletionProvider::new(
context.read(cx).slash_commands().clone(),
Some(cx.entity().downgrade()),
Some(workspace.clone()),
);
let editor = cx.new(|cx| {
let mut editor =
Editor::for_buffer(context.read(cx).buffer().clone(), None, window, cx);
editor.disable_scrollbars_and_minimap(window, cx);
editor.set_soft_wrap_mode(SoftWrap::EditorWidth, cx);
editor.set_show_line_numbers(false, cx);
editor.set_show_git_diff_gutter(false, cx);
editor.set_show_code_actions(false, cx);
editor.set_show_runnables(false, cx);
editor.set_show_breakpoints(false, cx);
editor.set_show_wrap_guides(false, cx);
editor.set_show_indent_guides(false, cx);
editor.set_completion_provider(Some(Rc::new(completion_provider)));
editor.set_menu_inline_completions_policy(MenuInlineCompletionsPolicy::Never);
editor.set_collaboration_hub(Box::new(project.clone()));
let show_edit_predictions = all_language_settings(None, cx)
.edit_predictions
.enabled_in_text_threads;
editor.set_show_edit_predictions(Some(show_edit_predictions), window, cx);
editor
});
let _subscriptions = vec![
cx.observe(&context, |_, _, cx| cx.notify()),
cx.subscribe_in(&context, window, Self::handle_context_event),
cx.subscribe_in(&editor, window, Self::handle_editor_event),
cx.subscribe_in(&editor, window, Self::handle_editor_search_event),
cx.observe_global_in::<SettingsStore>(window, Self::settings_changed),
];
let slash_command_sections = context.read(cx).slash_command_output_sections().to_vec();
let thought_process_sections = context.read(cx).thought_process_output_sections().to_vec();
let slash_commands = context.read(cx).slash_commands().clone();
let mut this = Self {
context,
slash_commands,
editor,
lsp_adapter_delegate,
blocks: Default::default(),
image_blocks: Default::default(),
scroll_position: None,
remote_id: None,
pending_thought_process: None,
fs: fs.clone(),
workspace,
project,
pending_slash_command_creases: HashMap::default(),
invoked_slash_command_creases: HashMap::default(),
_subscriptions,
last_error: None,
show_accept_terms: false,
slash_menu_handle: Default::default(),
dragged_file_worktrees: Vec::new(),
language_model_selector: cx.new(|cx| {
language_model_selector(
|cx| LanguageModelRegistry::read_global(cx).default_model(),
move |model, cx| {
update_settings_file::<AgentSettings>(
fs.clone(),
cx,
move |settings, _| settings.set_model(model.clone()),
);
},
window,
cx,
)
}),
language_model_selector_menu_handle: PopoverMenuHandle::default(),
};
this.update_message_headers(cx);
this.update_image_blocks(cx);
this.insert_slash_command_output_sections(slash_command_sections, false, window, cx);
this.insert_thought_process_output_sections(
thought_process_sections
.into_iter()
.map(|section| (section, ThoughtProcessStatus::Completed)),
window,
cx,
);
this
}
fn settings_changed(&mut self, window: &mut Window, cx: &mut Context<Self>) {
self.editor.update(cx, |editor, cx| {
let show_edit_predictions = all_language_settings(None, cx)
.edit_predictions
.enabled_in_text_threads;
editor.set_show_edit_predictions(Some(show_edit_predictions), window, cx);
});
}
pub fn context(&self) -> &Entity<AssistantContext> {
&self.context
}
pub fn editor(&self) -> &Entity<Editor> {
&self.editor
}
pub fn insert_default_prompt(&mut self, window: &mut Window, cx: &mut Context<Self>) {
let command_name = DefaultSlashCommand.name();
self.editor.update(cx, |editor, cx| {
editor.insert(&format!("/{command_name}\n\n"), window, cx)
});
let command = self.context.update(cx, |context, cx| {
context.reparse(cx);
context.parsed_slash_commands()[0].clone()
});
self.run_command(
command.source_range,
&command.name,
&command.arguments,
false,
self.workspace.clone(),
window,
cx,
);
}
fn assist(&mut self, _: &Assist, window: &mut Window, cx: &mut Context<Self>) {
if self.sending_disabled(cx) {
return;
}
self.send_to_model(window, cx);
}
fn send_to_model(&mut self, window: &mut Window, cx: &mut Context<Self>) {
let provider = LanguageModelRegistry::read_global(cx)
.default_model()
.map(|default| default.provider);
if provider
.as_ref()
.map_or(false, |provider| provider.must_accept_terms(cx))
{
self.show_accept_terms = true;
cx.notify();
return;
}
self.last_error = None;
if let Some(user_message) = self.context.update(cx, |context, cx| context.assist(cx)) {
let new_selection = {
let cursor = user_message
.start
.to_offset(self.context.read(cx).buffer().read(cx));
cursor..cursor
};
self.editor.update(cx, |editor, cx| {
editor.change_selections(Default::default(), window, cx, |selections| {
selections.select_ranges([new_selection])
});
});
// Avoid scrolling to the new cursor position so the assistant's output is stable.
cx.defer_in(window, |this, _, _| this.scroll_position = None);
}
cx.notify();
}
fn cancel(
&mut self,
_: &editor::actions::Cancel,
_window: &mut Window,
cx: &mut Context<Self>,
) {
self.last_error = None;
if self
.context
.update(cx, |context, cx| context.cancel_last_assist(cx))
{
return;
}
cx.propagate();
}
fn cycle_message_role(
&mut self,
_: &CycleMessageRole,
_window: &mut Window,
cx: &mut Context<Self>,
) {
let cursors = self.cursors(cx);
self.context.update(cx, |context, cx| {
let messages = context
.messages_for_offsets(cursors, cx)
.into_iter()
.map(|message| message.id)
.collect();
context.cycle_message_roles(messages, cx)
});
}
fn cursors(&self, cx: &mut App) -> Vec<usize> {
let selections = self
.editor
.update(cx, |editor, cx| editor.selections.all::<usize>(cx));
selections
.into_iter()
.map(|selection| selection.head())
.collect()
}
pub fn insert_command(&mut self, name: &str, window: &mut Window, cx: &mut Context<Self>) {
if let Some(command) = self.slash_commands.command(name, cx) {
self.editor.update(cx, |editor, cx| {
editor.transact(window, cx, |editor, window, cx| {
editor.change_selections(Default::default(), window, cx, |s| s.try_cancel());
let snapshot = editor.buffer().read(cx).snapshot(cx);
let newest_cursor = editor.selections.newest::<Point>(cx).head();
if newest_cursor.column > 0
|| snapshot
.chars_at(newest_cursor)
.next()
.map_or(false, |ch| ch != '\n')
{
editor.move_to_end_of_line(
&MoveToEndOfLine {
stop_at_soft_wraps: false,
},
window,
cx,
);
editor.newline(&Newline, window, cx);
}
editor.insert(&format!("/{name}"), window, cx);
if command.accepts_arguments() {
editor.insert(" ", window, cx);
editor.show_completions(&ShowCompletions::default(), window, cx);
}
});
});
if !command.requires_argument() {
self.confirm_command(&ConfirmCommand, window, cx);
}
}
}
pub fn confirm_command(
&mut self,
_: &ConfirmCommand,
window: &mut Window,
cx: &mut Context<Self>,
) {
if self.editor.read(cx).has_visible_completions_menu() {
return;
}
let selections = self.editor.read(cx).selections.disjoint_anchors();
let mut commands_by_range = HashMap::default();
let workspace = self.workspace.clone();
self.context.update(cx, |context, cx| {
context.reparse(cx);
for selection in selections.iter() {
if let Some(command) =
context.pending_command_for_position(selection.head().text_anchor, cx)
{
commands_by_range
.entry(command.source_range.clone())
.or_insert_with(|| command.clone());
}
}
});
if commands_by_range.is_empty() {
cx.propagate();
} else {
for command in commands_by_range.into_values() {
self.run_command(
command.source_range,
&command.name,
&command.arguments,
true,
workspace.clone(),
window,
cx,
);
}
cx.stop_propagation();
}
}
pub fn run_command(
&mut self,
command_range: Range<language::Anchor>,
name: &str,
arguments: &[String],
ensure_trailing_newline: bool,
workspace: WeakEntity<Workspace>,
window: &mut Window,
cx: &mut Context<Self>,
) {
if let Some(command) = self.slash_commands.command(name, cx) {
let context = self.context.read(cx);
let sections = context
.slash_command_output_sections()
.into_iter()
.filter(|section| section.is_valid(context.buffer().read(cx)))
.cloned()
.collect::<Vec<_>>();
let snapshot = context.buffer().read(cx).snapshot();
let output = command.run(
arguments,
&sections,
snapshot,
workspace,
self.lsp_adapter_delegate.clone(),
window,
cx,
);
self.context.update(cx, |context, cx| {
context.insert_command_output(
command_range,
name,
output,
ensure_trailing_newline,
cx,
)
});
}
}
fn handle_context_event(
&mut self,
_: &Entity<AssistantContext>,
event: &ContextEvent,
window: &mut Window,
cx: &mut Context<Self>,
) {
let context_editor = cx.entity().downgrade();
match event {
ContextEvent::MessagesEdited => {
self.update_message_headers(cx);
self.update_image_blocks(cx);
self.context.update(cx, |context, cx| {
context.save(Some(Duration::from_millis(500)), self.fs.clone(), cx);
});
}
ContextEvent::SummaryChanged => {
cx.emit(EditorEvent::TitleChanged);
self.context.update(cx, |context, cx| {
context.save(Some(Duration::from_millis(500)), self.fs.clone(), cx);
});
}
ContextEvent::SummaryGenerated => {}
ContextEvent::PathChanged { .. } => {}
ContextEvent::StartedThoughtProcess(range) => {
let creases = self.insert_thought_process_output_sections(
[(
ThoughtProcessOutputSection {
range: range.clone(),
},
ThoughtProcessStatus::Pending,
)],
window,
cx,
);
self.pending_thought_process = Some((creases[0], range.start));
}
ContextEvent::EndedThoughtProcess(end) => {
if let Some((crease_id, start)) = self.pending_thought_process.take() {
self.editor.update(cx, |editor, cx| {
let multi_buffer_snapshot = editor.buffer().read(cx).snapshot(cx);
let (excerpt_id, _, _) = multi_buffer_snapshot.as_singleton().unwrap();
let start_anchor = multi_buffer_snapshot
.anchor_in_excerpt(*excerpt_id, start)
.unwrap();
editor.display_map.update(cx, |display_map, cx| {
display_map.unfold_intersecting(
vec![start_anchor..start_anchor],
true,
cx,
);
});
editor.remove_creases(vec![crease_id], cx);
});
self.insert_thought_process_output_sections(
[(
ThoughtProcessOutputSection { range: start..*end },
ThoughtProcessStatus::Completed,
)],
window,
cx,
);
}
}
ContextEvent::StreamedCompletion => {
self.editor.update(cx, |editor, cx| {
if let Some(scroll_position) = self.scroll_position {
let snapshot = editor.snapshot(window, 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(
point(scroll_position.offset_before_cursor.x, scroll_top),
window,
cx,
);
}
});
}
ContextEvent::ParsedSlashCommandsUpdated { removed, updated } => {
self.editor.update(cx, |editor, cx| {
let buffer = editor.buffer().read(cx).snapshot(cx);
let (&excerpt_id, _, _) = buffer.as_singleton().unwrap();
editor.remove_creases(
removed
.iter()
.filter_map(|range| self.pending_slash_command_creases.remove(range)),
cx,
);
let crease_ids = editor.insert_creases(
updated.iter().map(|command| {
let workspace = self.workspace.clone();
let confirm_command = Arc::new({
let context_editor = context_editor.clone();
let command = command.clone();
move |window: &mut Window, cx: &mut App| {
context_editor
.update(cx, |context_editor, cx| {
context_editor.run_command(
command.source_range.clone(),
&command.name,
&command.arguments,
false,
workspace.clone(),
window,
cx,
);
})
.ok();
}
});
let placeholder = FoldPlaceholder {
render: Arc::new(move |_, _, _| Empty.into_any()),
..Default::default()
};
let render_toggle = {
let confirm_command = confirm_command.clone();
let command = command.clone();
move |row, _, _, _window: &mut Window, _cx: &mut App| {
render_pending_slash_command_gutter_decoration(
row,
&command.status,
confirm_command.clone(),
)
}
};
let render_trailer = {
let command = command.clone();
move |row, _unfold, _window: &mut Window, cx: &mut App| {
// TODO: In the future we should investigate how we can expose
// this as a hook on the `SlashCommand` trait so that we don't
// need to special-case it here.
if command.name == DocsSlashCommand::NAME {
return render_docs_slash_command_trailer(
row,
command.clone(),
cx,
);
}
Empty.into_any()
}
};
let start = buffer
.anchor_in_excerpt(excerpt_id, command.source_range.start)
.unwrap();
let end = buffer
.anchor_in_excerpt(excerpt_id, command.source_range.end)
.unwrap();
Crease::inline(start..end, placeholder, render_toggle, render_trailer)
}),
cx,
);
self.pending_slash_command_creases.extend(
updated
.iter()
.map(|command| command.source_range.clone())
.zip(crease_ids),
);
})
}
ContextEvent::InvokedSlashCommandChanged { command_id } => {
self.update_invoked_slash_command(*command_id, window, cx);
}
ContextEvent::SlashCommandOutputSectionAdded { section } => {
self.insert_slash_command_output_sections([section.clone()], false, window, cx);
}
ContextEvent::Operation(_) => {}
ContextEvent::ShowAssistError(error_message) => {
self.last_error = Some(AssistError::Message(error_message.clone()));
}
ContextEvent::ShowPaymentRequiredError => {
self.last_error = Some(AssistError::PaymentRequired);
}
}
}
fn update_invoked_slash_command(
&mut self,
command_id: InvokedSlashCommandId,
window: &mut Window,
cx: &mut Context<Self>,
) {
if let Some(invoked_slash_command) =
self.context.read(cx).invoked_slash_command(&command_id)
{
if let InvokedSlashCommandStatus::Finished = invoked_slash_command.status {
let run_commands_in_ranges = invoked_slash_command
.run_commands_in_ranges
.iter()
.cloned()
.collect::<Vec<_>>();
for range in run_commands_in_ranges {
let commands = self.context.update(cx, |context, cx| {
context.reparse(cx);
context
.pending_commands_for_range(range.clone(), cx)
.to_vec()
});
for command in commands {
self.run_command(
command.source_range,
&command.name,
&command.arguments,
false,
self.workspace.clone(),
window,
cx,
);
}
}
}
}
self.editor.update(cx, |editor, cx| {
if let Some(invoked_slash_command) =
self.context.read(cx).invoked_slash_command(&command_id)
{
if let InvokedSlashCommandStatus::Finished = invoked_slash_command.status {
let buffer = editor.buffer().read(cx).snapshot(cx);
let (&excerpt_id, _buffer_id, _buffer_snapshot) =
buffer.as_singleton().unwrap();
let start = buffer
.anchor_in_excerpt(excerpt_id, invoked_slash_command.range.start)
.unwrap();
let end = buffer
.anchor_in_excerpt(excerpt_id, invoked_slash_command.range.end)
.unwrap();
editor.remove_folds_with_type(
&[start..end],
TypeId::of::<PendingSlashCommand>(),
false,
cx,
);
editor.remove_creases(
HashSet::from_iter(self.invoked_slash_command_creases.remove(&command_id)),
cx,
);
} else if let hash_map::Entry::Vacant(entry) =
self.invoked_slash_command_creases.entry(command_id)
{
let buffer = editor.buffer().read(cx).snapshot(cx);
let (&excerpt_id, _buffer_id, _buffer_snapshot) =
buffer.as_singleton().unwrap();
let context = self.context.downgrade();
let crease_start = buffer
.anchor_in_excerpt(excerpt_id, invoked_slash_command.range.start)
.unwrap();
let crease_end = buffer
.anchor_in_excerpt(excerpt_id, invoked_slash_command.range.end)
.unwrap();
let crease = Crease::inline(
crease_start..crease_end,
invoked_slash_command_fold_placeholder(command_id, context),
fold_toggle("invoked-slash-command"),
|_row, _folded, _window, _cx| Empty.into_any(),
);
let crease_ids = editor.insert_creases([crease.clone()], cx);
editor.fold_creases(vec![crease], false, window, cx);
entry.insert(crease_ids[0]);
} else {
cx.notify()
}
} else {
editor.remove_creases(
HashSet::from_iter(self.invoked_slash_command_creases.remove(&command_id)),
cx,
);
cx.notify();
};
});
}
fn insert_thought_process_output_sections(
&mut self,
sections: impl IntoIterator<
Item = (
ThoughtProcessOutputSection<language::Anchor>,
ThoughtProcessStatus,
),
>,
window: &mut Window,
cx: &mut Context<Self>,
) -> Vec<CreaseId> {
self.editor.update(cx, |editor, cx| {
let buffer = editor.buffer().read(cx).snapshot(cx);
let excerpt_id = *buffer.as_singleton().unwrap().0;
let mut buffer_rows_to_fold = BTreeSet::new();
let mut creases = Vec::new();
for (section, status) in sections {
let start = buffer
.anchor_in_excerpt(excerpt_id, section.range.start)
.unwrap();
let end = buffer
.anchor_in_excerpt(excerpt_id, section.range.end)
.unwrap();
let buffer_row = MultiBufferRow(start.to_point(&buffer).row);
buffer_rows_to_fold.insert(buffer_row);
creases.push(
Crease::inline(
start..end,
FoldPlaceholder {
render: render_thought_process_fold_icon_button(
cx.entity().downgrade(),
status,
),
merge_adjacent: false,
..Default::default()
},
render_slash_command_output_toggle,
|_, _, _, _| Empty.into_any_element(),
)
.with_metadata(CreaseMetadata {
icon_path: SharedString::from(IconName::Ai.path()),
label: "Thinking Process".into(),
}),
);
}
let creases = editor.insert_creases(creases, cx);
for buffer_row in buffer_rows_to_fold.into_iter().rev() {
editor.fold_at(buffer_row, window, cx);
}
creases
})
}
fn insert_slash_command_output_sections(
&mut self,
sections: impl IntoIterator<Item = SlashCommandOutputSection<language::Anchor>>,
expand_result: bool,
window: &mut Window,
cx: &mut Context<Self>,
) {
self.editor.update(cx, |editor, cx| {
let buffer = editor.buffer().read(cx).snapshot(cx);
let excerpt_id = *buffer.as_singleton().unwrap().0;
let mut buffer_rows_to_fold = BTreeSet::new();
let mut creases = Vec::new();
for section in sections {
let start = buffer
.anchor_in_excerpt(excerpt_id, section.range.start)
.unwrap();
let end = buffer
.anchor_in_excerpt(excerpt_id, section.range.end)
.unwrap();
let buffer_row = MultiBufferRow(start.to_point(&buffer).row);
buffer_rows_to_fold.insert(buffer_row);
creases.push(
Crease::inline(
start..end,
FoldPlaceholder {
render: render_fold_icon_button(
cx.entity().downgrade(),
section.icon.path().into(),
section.label.clone(),
),
merge_adjacent: false,
..Default::default()
},
render_slash_command_output_toggle,
|_, _, _, _| Empty.into_any_element(),
)
.with_metadata(CreaseMetadata {
icon_path: section.icon.path().into(),
label: section.label,
}),
);
}
editor.insert_creases(creases, cx);
if expand_result {
buffer_rows_to_fold.clear();
}
for buffer_row in buffer_rows_to_fold.into_iter().rev() {
editor.fold_at(buffer_row, window, cx);
}
});
}
fn handle_editor_event(
&mut self,
_: &Entity<Editor>,
event: &EditorEvent,
window: &mut Window,
cx: &mut Context<Self>,
) {
match event {
EditorEvent::ScrollPositionChanged { autoscroll, .. } => {
let cursor_scroll_position = self.cursor_scroll_position(window, cx);
if *autoscroll {
self.scroll_position = cursor_scroll_position;
} else if self.scroll_position != cursor_scroll_position {
self.scroll_position = None;
}
}
EditorEvent::SelectionsChanged { .. } => {
self.scroll_position = self.cursor_scroll_position(window, cx);
}
_ => {}
}
cx.emit(event.clone());
}
fn handle_editor_search_event(
&mut self,
_: &Entity<Editor>,
event: &SearchEvent,
_window: &mut Window,
cx: &mut Context<Self>,
) {
cx.emit(event.clone());
}
fn cursor_scroll_position(
&self,
window: &mut Window,
cx: &mut Context<Self>,
) -> Option<ScrollPosition> {
self.editor.update(cx, |editor, cx| {
let snapshot = editor.snapshot(window, 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: point(scroll_position.x, cursor_row - scroll_position.y),
})
} else {
None
}
})
}
fn esc_kbd(cx: &App) -> Div {
let colors = cx.theme().colors().clone();
h_flex()
.items_center()
.gap_1()
.font(theme::ThemeSettings::get_global(cx).buffer_font.clone())
.text_size(TextSize::XSmall.rems(cx))
.text_color(colors.text_muted)
.child("Press")
.child(
h_flex()
.rounded_sm()
.px_1()
.mr_0p5()
.border_1()
.border_color(colors.border_variant.alpha(0.6))
.bg(colors.element_background.alpha(0.6))
.child("esc"),
)
.child("to cancel")
}
fn update_message_headers(&mut self, cx: &mut Context<Self>) {
self.editor.update(cx, |editor, cx| {
let buffer = editor.buffer().read(cx).snapshot(cx);
let excerpt_id = *buffer.as_singleton().unwrap().0;
let mut old_blocks = std::mem::take(&mut self.blocks);
let mut blocks_to_remove: HashMap<_, _> = old_blocks
.iter()
.map(|(message_id, (_, block_id))| (*message_id, *block_id))
.collect();
let mut blocks_to_replace: HashMap<_, RenderBlock> = Default::default();
let render_block = |message: MessageMetadata| -> RenderBlock {
Arc::new({
let context = self.context.clone();
move |cx| {
let message_id = MessageId(message.timestamp);
let llm_loading = message.role == Role::Assistant
&& message.status == MessageStatus::Pending;
let (label, spinner, note) = match message.role {
Role::User => (
Label::new("You").color(Color::Default).into_any_element(),
None,
None,
),
Role::Assistant => {
let base_label = Label::new("Agent").color(Color::Info);
let mut spinner = None;
let mut note = None;
let animated_label = if llm_loading {
base_label
.with_animation(
"pulsating-label",
Animation::new(Duration::from_secs(2))
.repeat()
.with_easing(pulsating_between(0.4, 0.8)),
|label, delta| label.alpha(delta),
)
.into_any_element()
} else {
base_label.into_any_element()
};
if llm_loading {
spinner = Some(
Icon::new(IconName::ArrowCircle)
.size(IconSize::XSmall)
.color(Color::Info)
.with_animation(
"arrow-circle",
Animation::new(Duration::from_secs(2)).repeat(),
|icon, delta| {
icon.transform(Transformation::rotate(
percentage(delta),
))
},
)
.into_any_element(),
);
note = Some(Self::esc_kbd(cx).into_any_element());
}
(animated_label, spinner, note)
}
Role::System => (
Label::new("System")
.color(Color::Warning)
.into_any_element(),
None,
None,
),
};
let sender = h_flex()
.items_center()
.gap_2p5()
.child(
ButtonLike::new("role")
.style(ButtonStyle::Filled)
.child(
h_flex()
.items_center()
.gap_1p5()
.child(label)
.children(spinner),
)
.tooltip(|window, cx| {
Tooltip::with_meta(
"Toggle message role",
None,
"Available roles: You (User), Agent, System",
window,
cx,
)
})
.on_click({
let context = context.clone();
move |_, _window, cx| {
context.update(cx, |context, cx| {
context.cycle_message_roles(
HashSet::from_iter(Some(message_id)),
cx,
)
})
}
}),
)
.children(note);
h_flex()
.id(("message_header", message_id.as_u64()))
.pl(cx.margins.gutter.full_width())
.h_11()
.w_full()
.relative()
.gap_1p5()
.child(sender)
.children(match &message.cache {
Some(cache) if cache.is_final_anchor => match cache.status {
CacheStatus::Cached => Some(
div()
.id("cached")
.child(
Icon::new(IconName::DatabaseZap)
.size(IconSize::XSmall)
.color(Color::Hint),
)
.tooltip(|window, cx| {
Tooltip::with_meta(
"Context Cached",
None,
"Large messages cached to optimize performance",
window,
cx,
)
})
.into_any_element(),
),
CacheStatus::Pending => Some(
div()
.child(
Icon::new(IconName::Ellipsis)
.size(IconSize::XSmall)
.color(Color::Hint),
)
.into_any_element(),
),
},
_ => None,
})
.children(match &message.status {
MessageStatus::Error(error) => Some(
Button::new("show-error", "Error")
.color(Color::Error)
.selected_label_color(Color::Error)
.selected_icon_color(Color::Error)
.icon(IconName::XCircle)
.icon_color(Color::Error)
.icon_size(IconSize::XSmall)
.icon_position(IconPosition::Start)
.tooltip(Tooltip::text("View Details"))
.on_click({
let context = context.clone();
let error = error.clone();
move |_, _window, cx| {
context.update(cx, |_, cx| {
cx.emit(ContextEvent::ShowAssistError(
error.clone(),
));
});
}
})
.into_any_element(),
),
MessageStatus::Canceled => Some(
h_flex()
.gap_1()
.items_center()
.child(
Icon::new(IconName::XCircle)
.color(Color::Disabled)
.size(IconSize::XSmall),
)
.child(
Label::new("Canceled")
.size(LabelSize::Small)
.color(Color::Disabled),
)
.into_any_element(),
),
_ => None,
})
.into_any_element()
}
})
};
let create_block_properties = |message: &Message| BlockProperties {
height: Some(2),
style: BlockStyle::Sticky,
placement: BlockPlacement::Above(
buffer
.anchor_in_excerpt(excerpt_id, message.anchor_range.start)
.unwrap(),
),
priority: usize::MAX,
render: render_block(MessageMetadata::from(message)),
render_in_minimap: false,
};
let mut new_blocks = vec![];
let mut block_index_to_message = vec![];
for message in self.context.read(cx).messages(cx) {
if let Some(_) = blocks_to_remove.remove(&message.id) {
// This is an old message that we might modify.
let Some((meta, block_id)) = old_blocks.get_mut(&message.id) else {
debug_assert!(
false,
"old_blocks should contain a message_id we've just removed."
);
continue;
};
// Should we modify it?
let message_meta = MessageMetadata::from(&message);
if meta != &message_meta {
blocks_to_replace.insert(*block_id, render_block(message_meta.clone()));
*meta = message_meta;
}
} else {
// This is a new message.
new_blocks.push(create_block_properties(&message));
block_index_to_message.push((message.id, MessageMetadata::from(&message)));
}
}
editor.replace_blocks(blocks_to_replace, None, cx);
editor.remove_blocks(blocks_to_remove.into_values().collect(), None, cx);
let ids = editor.insert_blocks(new_blocks, None, cx);
old_blocks.extend(ids.into_iter().zip(block_index_to_message).map(
|(block_id, (message_id, message_meta))| (message_id, (message_meta, block_id)),
));
self.blocks = old_blocks;
});
}
/// Returns either the selected text, or the content of the Markdown code
/// block surrounding the cursor.
fn get_selection_or_code_block(
context_editor_view: &Entity<TextThreadEditor>,
cx: &mut Context<Workspace>,
) -> Option<(String, bool)> {
const CODE_FENCE_DELIMITER: &'static str = "```";
let context_editor = context_editor_view.read(cx).editor.clone();
context_editor.update(cx, |context_editor, cx| {
if context_editor.selections.newest::<Point>(cx).is_empty() {
let snapshot = context_editor.buffer().read(cx).snapshot(cx);
let (_, _, snapshot) = snapshot.as_singleton()?;
let head = context_editor.selections.newest::<Point>(cx).head();
let offset = snapshot.point_to_offset(head);
let surrounding_code_block_range = find_surrounding_code_block(snapshot, offset)?;
let mut text = snapshot
.text_for_range(surrounding_code_block_range)
.collect::<String>();
// If there is no newline trailing the closing three-backticks, then
// tree-sitter-md extends the range of the content node to include
// the backticks.
if text.ends_with(CODE_FENCE_DELIMITER) {
text.drain((text.len() - CODE_FENCE_DELIMITER.len())..);
}
(!text.is_empty()).then_some((text, true))
} else {
let selection = context_editor.selections.newest_adjusted(cx);
let buffer = context_editor.buffer().read(cx).snapshot(cx);
let selected_text = buffer.text_for_range(selection.range()).collect::<String>();
(!selected_text.is_empty()).then_some((selected_text, false))
}
})
}
pub fn insert_selection(
workspace: &mut Workspace,
_: &InsertIntoEditor,
window: &mut Window,
cx: &mut Context<Workspace>,
) {
let Some(agent_panel_delegate) = <dyn AgentPanelDelegate>::try_global(cx) else {
return;
};
let Some(context_editor_view) =
agent_panel_delegate.active_context_editor(workspace, window, cx)
else {
return;
};
let Some(active_editor_view) = workspace
.active_item(cx)
.and_then(|item| item.act_as::<Editor>(cx))
else {
return;
};
if let Some((text, _)) = Self::get_selection_or_code_block(&context_editor_view, cx) {
active_editor_view.update(cx, |editor, cx| {
editor.insert(&text, window, cx);
editor.focus_handle(cx).focus(window);
})
}
}
pub fn copy_code(
workspace: &mut Workspace,
_: &CopyCode,
window: &mut Window,
cx: &mut Context<Workspace>,
) {
let result = maybe!({
let agent_panel_delegate = <dyn AgentPanelDelegate>::try_global(cx)?;
let context_editor_view =
agent_panel_delegate.active_context_editor(workspace, window, cx)?;
Self::get_selection_or_code_block(&context_editor_view, cx)
});
let Some((text, is_code_block)) = result else {
return;
};
cx.write_to_clipboard(ClipboardItem::new_string(text));
struct CopyToClipboardToast;
workspace.show_toast(
Toast::new(
NotificationId::unique::<CopyToClipboardToast>(),
format!(
"{} copied to clipboard.",
if is_code_block {
"Code block"
} else {
"Selection"
}
),
)
.autohide(),
cx,
);
}
pub fn handle_insert_dragged_files(
workspace: &mut Workspace,
action: &InsertDraggedFiles,
window: &mut Window,
cx: &mut Context<Workspace>,
) {
let Some(agent_panel_delegate) = <dyn AgentPanelDelegate>::try_global(cx) else {
return;
};
let Some(context_editor_view) =
agent_panel_delegate.active_context_editor(workspace, window, cx)
else {
return;
};
let project = context_editor_view.read(cx).project.clone();
let paths = match action {
InsertDraggedFiles::ProjectPaths(paths) => Task::ready((paths.clone(), vec![])),
InsertDraggedFiles::ExternalFiles(paths) => {
let tasks = paths
.clone()
.into_iter()
.map(|path| Workspace::project_path_for_path(project.clone(), &path, false, cx))
.collect::<Vec<_>>();
cx.background_spawn(async move {
let mut paths = vec![];
let mut worktrees = vec![];
let opened_paths = futures::future::join_all(tasks).await;
for entry in opened_paths {
if let Some((worktree, project_path)) = entry.log_err() {
worktrees.push(worktree);
paths.push(project_path);
}
}
(paths, worktrees)
})
}
};
context_editor_view.update(cx, |_, cx| {
cx.spawn_in(window, async move |this, cx| {
let (paths, dragged_file_worktrees) = paths.await;
this.update_in(cx, |this, window, cx| {
this.insert_dragged_files(paths, dragged_file_worktrees, window, cx);
})
.ok();
})
.detach();
})
}
pub fn insert_dragged_files(
&mut self,
opened_paths: Vec<ProjectPath>,
added_worktrees: Vec<Entity<Worktree>>,
window: &mut Window,
cx: &mut Context<Self>,
) {
let mut file_slash_command_args = vec![];
for project_path in opened_paths.into_iter() {
let Some(worktree) = self
.project
.read(cx)
.worktree_for_id(project_path.worktree_id, cx)
else {
continue;
};
let worktree_root_name = worktree.read(cx).root_name().to_string();
let mut full_path = PathBuf::from(worktree_root_name.clone());
full_path.push(&project_path.path);
file_slash_command_args.push(full_path.to_string_lossy().to_string());
}
let cmd_name = FileSlashCommand.name();
let file_argument = file_slash_command_args.join(" ");
self.editor.update(cx, |editor, cx| {
editor.insert("\n", window, cx);
editor.insert(&format!("/{} {}", cmd_name, file_argument), window, cx);
});
self.confirm_command(&ConfirmCommand, window, cx);
self.dragged_file_worktrees.extend(added_worktrees);
}
pub fn quote_selection(
workspace: &mut Workspace,
_: &QuoteSelection,
window: &mut Window,
cx: &mut Context<Workspace>,
) {
let Some(agent_panel_delegate) = <dyn AgentPanelDelegate>::try_global(cx) else {
return;
};
let Some((selections, buffer)) = maybe!({
let editor = workspace
.active_item(cx)
.and_then(|item| item.act_as::<Editor>(cx))?;
let buffer = editor.read(cx).buffer().clone();
let snapshot = buffer.read(cx).snapshot(cx);
let selections = editor.update(cx, |editor, cx| {
editor
.selections
.all_adjusted(cx)
.into_iter()
.filter_map(|s| {
(!s.is_empty())
.then(|| snapshot.anchor_after(s.start)..snapshot.anchor_before(s.end))
})
.collect::<Vec<_>>()
});
Some((selections, buffer))
}) else {
return;
};
if selections.is_empty() {
return;
}
agent_panel_delegate.quote_selection(workspace, selections, buffer, window, cx);
}
pub fn quote_ranges(
&mut self,
ranges: Vec<Range<Point>>,
snapshot: MultiBufferSnapshot,
window: &mut Window,
cx: &mut Context<Self>,
) {
let creases = selections_creases(ranges, snapshot, cx);
self.editor.update(cx, |editor, cx| {
editor.insert("\n", window, cx);
for (text, crease_title) in creases {
let point = editor.selections.newest::<Point>(cx).head();
let start_row = MultiBufferRow(point.row);
editor.insert(&text, window, cx);
let snapshot = editor.buffer().read(cx).snapshot(cx);
let anchor_before = snapshot.anchor_after(point);
let anchor_after = editor
.selections
.newest_anchor()
.head()
.bias_left(&snapshot);
editor.insert("\n", window, cx);
let fold_placeholder =
quote_selection_fold_placeholder(crease_title, cx.entity().downgrade());
let crease = Crease::inline(
anchor_before..anchor_after,
fold_placeholder,
render_quote_selection_output_toggle,
|_, _, _, _| Empty.into_any(),
);
editor.insert_creases(vec![crease], cx);
editor.fold_at(start_row, window, cx);
}
})
}
fn copy(&mut self, _: &editor::actions::Copy, _window: &mut Window, cx: &mut Context<Self>) {
if self.editor.read(cx).selections.count() == 1 {
let (copied_text, metadata, _) = self.get_clipboard_contents(cx);
cx.write_to_clipboard(ClipboardItem::new_string_with_json_metadata(
copied_text,
metadata,
));
cx.stop_propagation();
return;
}
cx.propagate();
}
fn cut(&mut self, _: &editor::actions::Cut, window: &mut Window, cx: &mut Context<Self>) {
if self.editor.read(cx).selections.count() == 1 {
let (copied_text, metadata, selections) = self.get_clipboard_contents(cx);
self.editor.update(cx, |editor, cx| {
editor.transact(window, cx, |this, window, cx| {
this.change_selections(Default::default(), window, cx, |s| {
s.select(selections);
});
this.insert("", window, cx);
cx.write_to_clipboard(ClipboardItem::new_string_with_json_metadata(
copied_text,
metadata,
));
});
});
cx.stop_propagation();
return;
}
cx.propagate();
}
fn get_clipboard_contents(
&mut self,
cx: &mut Context<Self>,
) -> (String, CopyMetadata, Vec<text::Selection<usize>>) {
let (mut selection, creases) = self.editor.update(cx, |editor, cx| {
let mut selection = editor.selections.newest_adjusted(cx);
let snapshot = editor.buffer().read(cx).snapshot(cx);
selection.goal = SelectionGoal::None;
let selection_start = snapshot.point_to_offset(selection.start);
(
selection.map(|point| snapshot.point_to_offset(point)),
editor.display_map.update(cx, |display_map, cx| {
display_map
.snapshot(cx)
.crease_snapshot
.creases_in_range(
MultiBufferRow(selection.start.row)
..MultiBufferRow(selection.end.row + 1),
&snapshot,
)
.filter_map(|crease| {
if let Crease::Inline {
range, metadata, ..
} = &crease
{
let metadata = metadata.as_ref()?;
let start = range
.start
.to_offset(&snapshot)
.saturating_sub(selection_start);
let end = range
.end
.to_offset(&snapshot)
.saturating_sub(selection_start);
let range_relative_to_selection = start..end;
if !range_relative_to_selection.is_empty() {
return Some(SelectedCreaseMetadata {
range_relative_to_selection,
crease: metadata.clone(),
});
}
}
None
})
.collect::<Vec<_>>()
}),
)
});
let context = self.context.read(cx);
let mut text = String::new();
// If selection is empty, we want to copy the entire line
if selection.range().is_empty() {
let snapshot = context.buffer().read(cx).snapshot();
let point = snapshot.offset_to_point(selection.range().start);
selection.start = snapshot.point_to_offset(Point::new(point.row, 0));
selection.end = snapshot
.point_to_offset(cmp::min(Point::new(point.row + 1, 0), snapshot.max_point()));
for chunk in context.buffer().read(cx).text_for_range(selection.range()) {
text.push_str(chunk);
}
} else {
for message in context.messages(cx) {
if message.offset_range.start >= selection.range().end {
break;
} else if message.offset_range.end >= selection.range().start {
let range = cmp::max(message.offset_range.start, selection.range().start)
..cmp::min(message.offset_range.end, selection.range().end);
if !range.is_empty() {
for chunk in context.buffer().read(cx).text_for_range(range) {
text.push_str(chunk);
}
if message.offset_range.end < selection.range().end {
text.push('\n');
}
}
}
}
}
(text, CopyMetadata { creases }, vec![selection])
}
fn paste(
&mut self,
action: &editor::actions::Paste,
window: &mut Window,
cx: &mut Context<Self>,
) {
cx.stop_propagation();
let images = if let Some(item) = cx.read_from_clipboard() {
item.into_entries()
.filter_map(|entry| {
if let ClipboardEntry::Image(image) = entry {
Some(image)
} else {
None
}
})
.collect()
} else {
Vec::new()
};
let metadata = if let Some(item) = cx.read_from_clipboard() {
item.entries().first().and_then(|entry| {
if let ClipboardEntry::String(text) = entry {
text.metadata_json::<CopyMetadata>()
} else {
None
}
})
} else {
None
};
if images.is_empty() {
self.editor.update(cx, |editor, cx| {
let paste_position = editor.selections.newest::<usize>(cx).head();
editor.paste(action, window, cx);
if let Some(metadata) = metadata {
let buffer = editor.buffer().read(cx).snapshot(cx);
let mut buffer_rows_to_fold = BTreeSet::new();
let weak_editor = cx.entity().downgrade();
editor.insert_creases(
metadata.creases.into_iter().map(|metadata| {
let start = buffer.anchor_after(
paste_position + metadata.range_relative_to_selection.start,
);
let end = buffer.anchor_before(
paste_position + metadata.range_relative_to_selection.end,
);
let buffer_row = MultiBufferRow(start.to_point(&buffer).row);
buffer_rows_to_fold.insert(buffer_row);
Crease::inline(
start..end,
FoldPlaceholder {
render: render_fold_icon_button(
weak_editor.clone(),
metadata.crease.icon_path.clone(),
metadata.crease.label.clone(),
),
..Default::default()
},
render_slash_command_output_toggle,
|_, _, _, _| Empty.into_any(),
)
.with_metadata(metadata.crease.clone())
}),
cx,
);
for buffer_row in buffer_rows_to_fold.into_iter().rev() {
editor.fold_at(buffer_row, window, cx);
}
}
});
} else {
let mut image_positions = Vec::new();
self.editor.update(cx, |editor, cx| {
editor.transact(window, cx, |editor, _window, cx| {
let edits = editor
.selections
.all::<usize>(cx)
.into_iter()
.map(|selection| (selection.start..selection.end, "\n"));
editor.edit(edits, cx);
let snapshot = editor.buffer().read(cx).snapshot(cx);
for selection in editor.selections.all::<usize>(cx) {
image_positions.push(snapshot.anchor_before(selection.end));
}
});
});
self.context.update(cx, |context, cx| {
for image in images {
let Some(render_image) = image.to_image_data(cx.svg_renderer()).log_err()
else {
continue;
};
let image_id = image.id();
let image_task = LanguageModelImage::from_image(Arc::new(image), cx).shared();
for image_position in image_positions.iter() {
context.insert_content(
Content::Image {
anchor: image_position.text_anchor,
image_id,
image: image_task.clone(),
render_image: render_image.clone(),
},
cx,
);
}
}
});
}
}
fn update_image_blocks(&mut self, cx: &mut Context<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.image_blocks);
let new_blocks = self
.context
.read(cx)
.contents(cx)
.map(
|Content::Image {
anchor,
render_image,
..
}| (anchor, render_image),
)
.filter_map(|(anchor, render_image)| {
const MAX_HEIGHT_IN_LINES: u32 = 8;
let anchor = buffer.anchor_in_excerpt(excerpt_id, anchor).unwrap();
let image = render_image.clone();
anchor.is_valid(&buffer).then(|| BlockProperties {
placement: BlockPlacement::Above(anchor),
height: Some(MAX_HEIGHT_IN_LINES),
style: BlockStyle::Sticky,
render: Arc::new(move |cx| {
let image_size = size_for_image(
&image,
size(
cx.max_width - cx.margins.gutter.full_width(),
MAX_HEIGHT_IN_LINES as f32 * cx.line_height,
),
);
h_flex()
.pl(cx.margins.gutter.full_width())
.child(
img(image.clone())
.object_fit(gpui::ObjectFit::ScaleDown)
.w(image_size.width)
.h(image_size.height),
)
.into_any_element()
}),
priority: 0,
render_in_minimap: false,
})
})
.collect::<Vec<_>>();
editor.remove_blocks(old_blocks, None, cx);
let ids = editor.insert_blocks(new_blocks, None, cx);
self.image_blocks = HashSet::from_iter(ids);
});
}
fn split(&mut self, _: &Split, _window: &mut Window, cx: &mut Context<Self>) {
self.context.update(cx, |context, cx| {
let selections = self.editor.read(cx).selections.disjoint_anchors();
for selection in selections.as_ref() {
let buffer = self.editor.read(cx).buffer().read(cx).snapshot(cx);
let range = selection
.map(|endpoint| endpoint.to_offset(&buffer))
.range();
context.split_message(range, cx);
}
});
}
fn save(&mut self, _: &Save, _window: &mut Window, cx: &mut Context<Self>) {
self.context.update(cx, |context, cx| {
context.save(Some(Duration::from_millis(500)), self.fs.clone(), cx)
});
}
pub fn title(&self, cx: &App) -> SharedString {
self.context.read(cx).summary().or_default()
}
pub fn regenerate_summary(&mut self, cx: &mut Context<Self>) {
self.context
.update(cx, |context, cx| context.summarize(true, cx));
}
fn render_notice(&self, cx: &mut Context<Self>) -> Option<AnyElement> {
// This was previously gated behind the `zed-pro` feature flag. Since we
// aren't planning to ship that right now, we're just hard-coding this
// value to not show the nudge.
let nudge = Some(false);
let model_registry = LanguageModelRegistry::read_global(cx);
if nudge.map_or(false, |value| value) {
Some(
h_flex()
.p_3()
.border_b_1()
.border_color(cx.theme().colors().border_variant)
.bg(cx.theme().colors().editor_background)
.justify_between()
.child(
h_flex()
.gap_3()
.child(Icon::new(IconName::ZedAssistant).color(Color::Accent))
.child(Label::new("Zed AI is here! Get started by signing in →")),
)
.child(
Button::new("sign-in", "Sign in")
.size(ButtonSize::Compact)
.style(ButtonStyle::Filled)
.on_click(cx.listener(|this, _event, _window, cx| {
let client = this
.workspace
.read_with(cx, |workspace, _| workspace.client().clone())
.log_err();
if let Some(client) = client {
cx.spawn(async move |context_editor, cx| {
match client.authenticate_and_connect(true, cx).await {
util::ConnectionResult::Timeout => {
log::error!("Authentication timeout")
}
util::ConnectionResult::ConnectionReset => {
log::error!("Connection reset")
}
util::ConnectionResult::Result(r) => {
if r.log_err().is_some() {
context_editor
.update(cx, |_, cx| cx.notify())
.ok();
}
}
}
})
.detach()
}
})),
)
.into_any_element(),
)
} else if let Some(configuration_error) =
model_registry.configuration_error(model_registry.default_model(), cx)
{
Some(
h_flex()
.px_3()
.py_2()
.border_b_1()
.border_color(cx.theme().colors().border_variant)
.bg(cx.theme().colors().editor_background)
.justify_between()
.child(
h_flex()
.gap_3()
.child(
Icon::new(IconName::Warning)
.size(IconSize::Small)
.color(Color::Warning),
)
.child(Label::new(configuration_error.to_string())),
)
.child(
Button::new("open-configuration", "Configure Providers")
.size(ButtonSize::Compact)
.icon(Some(IconName::SlidersVertical))
.icon_size(IconSize::Small)
.icon_position(IconPosition::Start)
.style(ButtonStyle::Filled)
.on_click({
let focus_handle = self.focus_handle(cx).clone();
move |_event, window, cx| {
focus_handle.dispatch_action(
&zed_actions::agent::OpenConfiguration,
window,
cx,
);
}
}),
)
.into_any_element(),
)
} else {
None
}
}
fn render_send_button(&self, window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
let focus_handle = self.focus_handle(cx).clone();
let (style, tooltip) = match token_state(&self.context, cx) {
Some(TokenState::NoTokensLeft { .. }) => (
ButtonStyle::Tinted(TintColor::Error),
Some(Tooltip::text("Token limit reached")(window, cx)),
),
Some(TokenState::HasMoreTokens {
over_warn_threshold,
..
}) => {
let (style, tooltip) = if over_warn_threshold {
(
ButtonStyle::Tinted(TintColor::Warning),
Some(Tooltip::text("Token limit is close to exhaustion")(
window, cx,
)),
)
} else {
(ButtonStyle::Filled, None)
};
(style, tooltip)
}
None => (ButtonStyle::Filled, None),
};
Button::new("send_button", "Send")
.label_size(LabelSize::Small)
.disabled(self.sending_disabled(cx))
.style(style)
.when_some(tooltip, |button, tooltip| {
button.tooltip(move |_, _| tooltip.clone())
})
.layer(ElevationIndex::ModalSurface)
.key_binding(
KeyBinding::for_action_in(&Assist, &focus_handle, window, cx)
.map(|kb| kb.size(rems_from_px(12.))),
)
.on_click(move |_event, window, cx| {
focus_handle.dispatch_action(&Assist, window, cx);
})
}
/// Whether or not we should allow messages to be sent.
/// Will return false if the selected provided has a configuration error or
/// if the user has not accepted the terms of service for this provider.
fn sending_disabled(&self, cx: &mut Context<'_, TextThreadEditor>) -> bool {
let model_registry = LanguageModelRegistry::read_global(cx);
let Some(configuration_error) =
model_registry.configuration_error(model_registry.default_model(), cx)
else {
return false;
};
match configuration_error {
ConfigurationError::NoProvider
| ConfigurationError::ModelNotFound
| ConfigurationError::ProviderNotAuthenticated(_) => true,
ConfigurationError::ProviderPendingTermsAcceptance(_) => self.show_accept_terms,
}
}
fn render_inject_context_menu(&self, cx: &mut Context<Self>) -> impl IntoElement {
slash_command_picker::SlashCommandSelector::new(
self.slash_commands.clone(),
cx.entity().downgrade(),
IconButton::new("trigger", IconName::Plus)
.icon_size(IconSize::Small)
.icon_color(Color::Muted),
move |window, cx| {
Tooltip::with_meta(
"Add Context",
None,
"Type / to insert via keyboard",
window,
cx,
)
},
)
}
fn render_burn_mode_toggle(&self, cx: &mut Context<Self>) -> Option<AnyElement> {
let context = self.context().read(cx);
let active_model = LanguageModelRegistry::read_global(cx)
.default_model()
.map(|default| default.model)?;
if !active_model.supports_burn_mode() {
return None;
}
let active_completion_mode = context.completion_mode();
let burn_mode_enabled = active_completion_mode == CompletionMode::Burn;
let icon = if burn_mode_enabled {
IconName::ZedBurnModeOn
} else {
IconName::ZedBurnMode
};
Some(
IconButton::new("burn-mode", icon)
.icon_size(IconSize::Small)
.icon_color(Color::Muted)
.toggle_state(burn_mode_enabled)
.selected_icon_color(Color::Error)
.on_click(cx.listener(move |this, _event, _window, cx| {
this.context().update(cx, |context, _cx| {
context.set_completion_mode(match active_completion_mode {
CompletionMode::Burn => CompletionMode::Normal,
CompletionMode::Normal => CompletionMode::Burn,
});
});
}))
.tooltip(move |_window, cx| {
cx.new(|_| BurnModeTooltip::new().selected(burn_mode_enabled))
.into()
})
.into_any_element(),
)
}
fn render_language_model_selector(
&self,
window: &mut Window,
cx: &mut Context<Self>,
) -> impl IntoElement {
let active_model = LanguageModelRegistry::read_global(cx)
.default_model()
.map(|default| default.model);
let model_name = match active_model {
Some(model) => model.name().0,
None => SharedString::from("No model selected"),
};
let active_provider = LanguageModelRegistry::read_global(cx)
.default_model()
.map(|default| default.provider);
let provider_icon = match active_provider {
Some(provider) => provider.icon(),
None => IconName::Ai,
};
let focus_handle = self.editor().focus_handle(cx).clone();
PickerPopoverMenu::new(
self.language_model_selector.clone(),
ButtonLike::new("active-model")
.style(ButtonStyle::Subtle)
.child(
h_flex()
.gap_0p5()
.child(
Icon::new(provider_icon)
.color(Color::Muted)
.size(IconSize::XSmall),
)
.child(
Label::new(model_name)
.color(Color::Muted)
.size(LabelSize::Small)
.ml_0p5(),
)
.child(
Icon::new(IconName::ChevronDown)
.color(Color::Muted)
.size(IconSize::XSmall),
),
),
move |window, cx| {
Tooltip::for_action_in(
"Change Model",
&ToggleModelSelector,
&focus_handle,
window,
cx,
)
},
gpui::Corner::BottomLeft,
cx,
)
.with_handle(self.language_model_selector_menu_handle.clone())
.render(window, cx)
}
fn render_last_error(&self, cx: &mut Context<Self>) -> Option<AnyElement> {
let last_error = self.last_error.as_ref()?;
Some(
div()
.absolute()
.right_3()
.bottom_12()
.max_w_96()
.py_2()
.px_3()
.elevation_2(cx)
.occlude()
.child(match last_error {
AssistError::PaymentRequired => self.render_payment_required_error(cx),
AssistError::Message(error_message) => {
self.render_assist_error(error_message, cx)
}
})
.into_any(),
)
}
fn render_payment_required_error(&self, cx: &mut Context<Self>) -> AnyElement {
const ERROR_MESSAGE: &str = "Free tier exceeded. Subscribe and add payment to continue using Zed LLMs. You'll be billed at cost for tokens used.";
v_flex()
.gap_0p5()
.child(
h_flex()
.gap_1p5()
.items_center()
.child(Icon::new(IconName::XCircle).color(Color::Error))
.child(Label::new("Free Usage Exceeded").weight(FontWeight::MEDIUM)),
)
.child(
div()
.id("error-message")
.max_h_24()
.overflow_y_scroll()
.child(Label::new(ERROR_MESSAGE)),
)
.child(
h_flex()
.justify_end()
.mt_1()
.child(Button::new("subscribe", "Subscribe").on_click(cx.listener(
|this, _, _window, cx| {
this.last_error = None;
cx.open_url(&zed_urls::account_url(cx));
cx.notify();
},
)))
.child(Button::new("dismiss", "Dismiss").on_click(cx.listener(
|this, _, _window, cx| {
this.last_error = None;
cx.notify();
},
))),
)
.into_any()
}
fn render_assist_error(
&self,
error_message: &SharedString,
cx: &mut Context<Self>,
) -> AnyElement {
v_flex()
.gap_0p5()
.child(
h_flex()
.gap_1p5()
.items_center()
.child(Icon::new(IconName::XCircle).color(Color::Error))
.child(
Label::new("Error interacting with language model")
.weight(FontWeight::MEDIUM),
),
)
.child(
div()
.id("error-message")
.max_h_32()
.overflow_y_scroll()
.child(Label::new(error_message.clone())),
)
.child(
h_flex()
.justify_end()
.mt_1()
.child(Button::new("dismiss", "Dismiss").on_click(cx.listener(
|this, _, _window, cx| {
this.last_error = None;
cx.notify();
},
))),
)
.into_any()
}
}
/// Returns the contents of the *outermost* fenced code block that contains the given offset.
fn find_surrounding_code_block(snapshot: &BufferSnapshot, offset: usize) -> Option<Range<usize>> {
const CODE_BLOCK_NODE: &'static str = "fenced_code_block";
const CODE_BLOCK_CONTENT: &'static str = "code_fence_content";
let layer = snapshot.syntax_layers().next()?;
let root_node = layer.node();
let mut cursor = root_node.walk();
// Go to the first child for the given offset
while cursor.goto_first_child_for_byte(offset).is_some() {
// If we're at the end of the node, go to the next one.
// Example: if you have a fenced-code-block, and you're on the start of the line
// right after the closing ```, you want to skip the fenced-code-block and
// go to the next sibling.
if cursor.node().end_byte() == offset {
cursor.goto_next_sibling();
}
if cursor.node().start_byte() > offset {
break;
}
// We found the fenced code block.
if cursor.node().kind() == CODE_BLOCK_NODE {
// Now we need to find the child node that contains the code.
cursor.goto_first_child();
loop {
if cursor.node().kind() == CODE_BLOCK_CONTENT {
return Some(cursor.node().byte_range());
}
if !cursor.goto_next_sibling() {
break;
}
}
}
}
None
}
fn render_thought_process_fold_icon_button(
editor: WeakEntity<Editor>,
status: ThoughtProcessStatus,
) -> Arc<dyn Send + Sync + Fn(FoldId, Range<Anchor>, &mut App) -> AnyElement> {
Arc::new(move |fold_id, fold_range, _cx| {
let editor = editor.clone();
let button = ButtonLike::new(fold_id).layer(ElevationIndex::ElevatedSurface);
let button = match status {
ThoughtProcessStatus::Pending => button
.child(
Icon::new(IconName::LightBulb)
.size(IconSize::Small)
.color(Color::Muted),
)
.child(
Label::new("Thinking…").color(Color::Muted).with_animation(
"pulsating-label",
Animation::new(Duration::from_secs(2))
.repeat()
.with_easing(pulsating_between(0.4, 0.8)),
|label, delta| label.alpha(delta),
),
),
ThoughtProcessStatus::Completed => button
.style(ButtonStyle::Filled)
.child(Icon::new(IconName::LightBulb).size(IconSize::Small))
.child(Label::new("Thought Process").single_line()),
};
button
.on_click(move |_, window, cx| {
editor
.update(cx, |editor, cx| {
let buffer_start = fold_range
.start
.to_point(&editor.buffer().read(cx).read(cx));
let buffer_row = MultiBufferRow(buffer_start.row);
editor.unfold_at(buffer_row, window, cx);
})
.ok();
})
.into_any_element()
})
}
fn render_fold_icon_button(
editor: WeakEntity<Editor>,
icon_path: SharedString,
label: SharedString,
) -> Arc<dyn Send + Sync + Fn(FoldId, Range<Anchor>, &mut App) -> AnyElement> {
Arc::new(move |fold_id, fold_range, _cx| {
let editor = editor.clone();
ButtonLike::new(fold_id)
.style(ButtonStyle::Filled)
.layer(ElevationIndex::ElevatedSurface)
.child(Icon::from_path(icon_path.clone()))
.child(Label::new(label.clone()).single_line())
.on_click(move |_, window, cx| {
editor
.update(cx, |editor, cx| {
let buffer_start = fold_range
.start
.to_point(&editor.buffer().read(cx).read(cx));
let buffer_row = MultiBufferRow(buffer_start.row);
editor.unfold_at(buffer_row, window, cx);
})
.ok();
})
.into_any_element()
})
}
type ToggleFold = Arc<dyn Fn(bool, &mut Window, &mut App) + Send + Sync>;
fn render_slash_command_output_toggle(
row: MultiBufferRow,
is_folded: bool,
fold: ToggleFold,
_window: &mut Window,
_cx: &mut App,
) -> AnyElement {
Disclosure::new(
("slash-command-output-fold-indicator", row.0 as u64),
!is_folded,
)
.toggle_state(is_folded)
.on_click(move |_e, window, cx| fold(!is_folded, window, cx))
.into_any_element()
}
pub fn fold_toggle(
name: &'static str,
) -> impl Fn(
MultiBufferRow,
bool,
Arc<dyn Fn(bool, &mut Window, &mut App) + Send + Sync>,
&mut Window,
&mut App,
) -> AnyElement {
move |row, is_folded, fold, _window, _cx| {
Disclosure::new((name, row.0 as u64), !is_folded)
.toggle_state(is_folded)
.on_click(move |_e, window, cx| fold(!is_folded, window, cx))
.into_any_element()
}
}
fn quote_selection_fold_placeholder(title: String, editor: WeakEntity<Editor>) -> FoldPlaceholder {
FoldPlaceholder {
render: Arc::new({
move |fold_id, fold_range, _cx| {
let editor = editor.clone();
ButtonLike::new(fold_id)
.style(ButtonStyle::Filled)
.layer(ElevationIndex::ElevatedSurface)
.child(Icon::new(IconName::TextSnippet))
.child(Label::new(title.clone()).single_line())
.on_click(move |_, window, cx| {
editor
.update(cx, |editor, cx| {
let buffer_start = fold_range
.start
.to_point(&editor.buffer().read(cx).read(cx));
let buffer_row = MultiBufferRow(buffer_start.row);
editor.unfold_at(buffer_row, window, cx);
})
.ok();
})
.into_any_element()
}
}),
merge_adjacent: false,
..Default::default()
}
}
fn render_quote_selection_output_toggle(
row: MultiBufferRow,
is_folded: bool,
fold: ToggleFold,
_window: &mut Window,
_cx: &mut App,
) -> AnyElement {
Disclosure::new(("quote-selection-indicator", row.0 as u64), !is_folded)
.toggle_state(is_folded)
.on_click(move |_e, window, cx| fold(!is_folded, window, cx))
.into_any_element()
}
fn render_pending_slash_command_gutter_decoration(
row: MultiBufferRow,
status: &PendingSlashCommandStatus,
confirm_command: Arc<dyn Fn(&mut Window, &mut App)>,
) -> AnyElement {
let mut icon = IconButton::new(
("slash-command-gutter-decoration", row.0),
ui::IconName::TriangleRight,
)
.on_click(move |_e, window, cx| confirm_command(window, cx))
.icon_size(ui::IconSize::Small)
.size(ui::ButtonSize::None);
match status {
PendingSlashCommandStatus::Idle => {
icon = icon.icon_color(Color::Muted);
}
PendingSlashCommandStatus::Running { .. } => {
icon = icon.toggle_state(true);
}
PendingSlashCommandStatus::Error(_) => icon = icon.icon_color(Color::Error),
}
icon.into_any_element()
}
fn render_docs_slash_command_trailer(
row: MultiBufferRow,
command: ParsedSlashCommand,
cx: &mut App,
) -> AnyElement {
if command.arguments.is_empty() {
return Empty.into_any();
}
let args = DocsSlashCommandArgs::parse(&command.arguments);
let Some(store) = args
.provider()
.and_then(|provider| IndexedDocsStore::try_global(provider, cx).ok())
else {
return Empty.into_any();
};
let Some(package) = args.package() else {
return Empty.into_any();
};
let mut children = Vec::new();
if store.is_indexing(&package) {
children.push(
div()
.id(("crates-being-indexed", row.0))
.child(Icon::new(IconName::ArrowCircle).with_animation(
"arrow-circle",
Animation::new(Duration::from_secs(4)).repeat(),
|icon, delta| icon.transform(Transformation::rotate(percentage(delta))),
))
.tooltip({
let package = package.clone();
Tooltip::text(format!("Indexing {package}…"))
})
.into_any_element(),
);
}
if let Some(latest_error) = store.latest_error_for_package(&package) {
children.push(
div()
.id(("latest-error", row.0))
.child(
Icon::new(IconName::Warning)
.size(IconSize::Small)
.color(Color::Warning),
)
.tooltip(Tooltip::text(format!("Failed to index: {latest_error}")))
.into_any_element(),
)
}
let is_indexing = store.is_indexing(&package);
let latest_error = store.latest_error_for_package(&package);
if !is_indexing && latest_error.is_none() {
return Empty.into_any();
}
h_flex().gap_2().children(children).into_any_element()
}
#[derive(Debug, Clone, Serialize, Deserialize)]
struct CopyMetadata {
creases: Vec<SelectedCreaseMetadata>,
}
#[derive(Debug, Clone, Serialize, Deserialize)]
struct SelectedCreaseMetadata {
range_relative_to_selection: Range<usize>,
crease: CreaseMetadata,
}
impl EventEmitter<EditorEvent> for TextThreadEditor {}
impl EventEmitter<SearchEvent> for TextThreadEditor {}
impl Render for TextThreadEditor {
fn render(&mut self, window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
let provider = LanguageModelRegistry::read_global(cx)
.default_model()
.map(|default| default.provider);
let accept_terms = if self.show_accept_terms {
provider.as_ref().and_then(|provider| {
provider.render_accept_terms(LanguageModelProviderTosView::PromptEditorPopup, cx)
})
} else {
None
};
let language_model_selector = self.language_model_selector_menu_handle.clone();
let burn_mode_toggle = self.render_burn_mode_toggle(cx);
v_flex()
.key_context("ContextEditor")
.capture_action(cx.listener(TextThreadEditor::cancel))
.capture_action(cx.listener(TextThreadEditor::save))
.capture_action(cx.listener(TextThreadEditor::copy))
.capture_action(cx.listener(TextThreadEditor::cut))
.capture_action(cx.listener(TextThreadEditor::paste))
.capture_action(cx.listener(TextThreadEditor::cycle_message_role))
.capture_action(cx.listener(TextThreadEditor::confirm_command))
.on_action(cx.listener(TextThreadEditor::assist))
.on_action(cx.listener(TextThreadEditor::split))
.on_action(move |_: &ToggleModelSelector, window, cx| {
language_model_selector.toggle(window, cx);
})
.size_full()
.children(self.render_notice(cx))
.child(
div()
.flex_grow()
.bg(cx.theme().colors().editor_background)
.child(self.editor.clone()),
)
.when_some(accept_terms, |this, element| {
this.child(
div()
.absolute()
.right_3()
.bottom_12()
.max_w_96()
.py_2()
.px_3()
.elevation_2(cx)
.bg(cx.theme().colors().surface_background)
.occlude()
.child(element),
)
})
.children(self.render_last_error(cx))
.child(
h_flex()
.relative()
.py_2()
.pl_1p5()
.pr_2()
.w_full()
.justify_between()
.border_t_1()
.border_color(cx.theme().colors().border_variant)
.bg(cx.theme().colors().editor_background)
.child(
h_flex()
.gap_0p5()
.child(self.render_inject_context_menu(cx))
.when_some(burn_mode_toggle, |this, element| this.child(element)),
)
.child(
h_flex()
.gap_1()
.child(self.render_language_model_selector(window, cx))
.child(self.render_send_button(window, cx)),
),
)
}
}
impl Focusable for TextThreadEditor {
fn focus_handle(&self, cx: &App) -> FocusHandle {
self.editor.focus_handle(cx)
}
}
impl Item for TextThreadEditor {
type Event = editor::EditorEvent;
fn tab_content_text(&self, _detail: usize, cx: &App) -> SharedString {
util::truncate_and_trailoff(&self.title(cx), MAX_TAB_TITLE_LEN).into()
}
fn to_item_events(event: &Self::Event, mut f: impl FnMut(item::ItemEvent)) {
match event {
EditorEvent::Edited { .. } => {
f(item::ItemEvent::Edit);
}
EditorEvent::TitleChanged => {
f(item::ItemEvent::UpdateTab);
}
_ => {}
}
}
fn tab_tooltip_text(&self, cx: &App) -> Option<SharedString> {
Some(self.title(cx).to_string().into())
}
fn as_searchable(&self, handle: &Entity<Self>) -> Option<Box<dyn SearchableItemHandle>> {
Some(Box::new(handle.clone()))
}
fn set_nav_history(
&mut self,
nav_history: pane::ItemNavHistory,
window: &mut Window,
cx: &mut Context<Self>,
) {
self.editor.update(cx, |editor, cx| {
Item::set_nav_history(editor, nav_history, window, cx)
})
}
fn navigate(
&mut self,
data: Box<dyn std::any::Any>,
window: &mut Window,
cx: &mut Context<Self>,
) -> bool {
self.editor
.update(cx, |editor, cx| Item::navigate(editor, data, window, cx))
}
fn deactivated(&mut self, window: &mut Window, cx: &mut Context<Self>) {
self.editor
.update(cx, |editor, cx| Item::deactivated(editor, window, cx))
}
fn act_as_type<'a>(
&'a self,
type_id: TypeId,
self_handle: &'a Entity<Self>,
_: &'a App,
) -> Option<AnyView> {
if type_id == TypeId::of::<Self>() {
Some(self_handle.to_any())
} else if type_id == TypeId::of::<Editor>() {
Some(self.editor.to_any())
} else {
None
}
}
fn include_in_nav_history() -> bool {
false
}
}
impl SearchableItem for TextThreadEditor {
type Match = <Editor as SearchableItem>::Match;
fn clear_matches(&mut self, window: &mut Window, cx: &mut Context<Self>) {
self.editor.update(cx, |editor, cx| {
editor.clear_matches(window, cx);
});
}
fn update_matches(
&mut self,
matches: &[Self::Match],
window: &mut Window,
cx: &mut Context<Self>,
) {
self.editor
.update(cx, |editor, cx| editor.update_matches(matches, window, cx));
}
fn query_suggestion(&mut self, window: &mut Window, cx: &mut Context<Self>) -> String {
self.editor
.update(cx, |editor, cx| editor.query_suggestion(window, cx))
}
fn activate_match(
&mut self,
index: usize,
matches: &[Self::Match],
window: &mut Window,
cx: &mut Context<Self>,
) {
self.editor.update(cx, |editor, cx| {
editor.activate_match(index, matches, window, cx);
});
}
fn select_matches(
&mut self,
matches: &[Self::Match],
window: &mut Window,
cx: &mut Context<Self>,
) {
self.editor
.update(cx, |editor, cx| editor.select_matches(matches, window, cx));
}
fn replace(
&mut self,
identifier: &Self::Match,
query: &project::search::SearchQuery,
window: &mut Window,
cx: &mut Context<Self>,
) {
self.editor.update(cx, |editor, cx| {
editor.replace(identifier, query, window, cx)
});
}
fn find_matches(
&mut self,
query: Arc<project::search::SearchQuery>,
window: &mut Window,
cx: &mut Context<Self>,
) -> Task<Vec<Self::Match>> {
self.editor
.update(cx, |editor, cx| editor.find_matches(query, window, cx))
}
fn active_match_index(
&mut self,
direction: Direction,
matches: &[Self::Match],
window: &mut Window,
cx: &mut Context<Self>,
) -> Option<usize> {
self.editor.update(cx, |editor, cx| {
editor.active_match_index(direction, matches, window, cx)
})
}
}
impl FollowableItem for TextThreadEditor {
fn remote_id(&self) -> Option<workspace::ViewId> {
self.remote_id
}
fn to_state_proto(&self, window: &Window, cx: &App) -> Option<proto::view::Variant> {
let context = self.context.read(cx);
Some(proto::view::Variant::ContextEditor(
proto::view::ContextEditor {
context_id: context.id().to_proto(),
editor: if let Some(proto::view::Variant::Editor(proto)) =
self.editor.read(cx).to_state_proto(window, cx)
{
Some(proto)
} else {
None
},
},
))
}
fn from_state_proto(
workspace: Entity<Workspace>,
id: workspace::ViewId,
state: &mut Option<proto::view::Variant>,
window: &mut Window,
cx: &mut App,
) -> Option<Task<Result<Entity<Self>>>> {
let proto::view::Variant::ContextEditor(_) = state.as_ref()? else {
return None;
};
let Some(proto::view::Variant::ContextEditor(state)) = state.take() else {
unreachable!()
};
let context_id = ContextId::from_proto(state.context_id);
let editor_state = state.editor?;
let project = workspace.read(cx).project().clone();
let agent_panel_delegate = <dyn AgentPanelDelegate>::try_global(cx)?;
let context_editor_task = workspace.update(cx, |workspace, cx| {
agent_panel_delegate.open_remote_context(workspace, context_id, window, cx)
});
Some(window.spawn(cx, async move |cx| {
let context_editor = context_editor_task.await?;
context_editor
.update_in(cx, |context_editor, window, cx| {
context_editor.remote_id = Some(id);
context_editor.editor.update(cx, |editor, cx| {
editor.apply_update_proto(
&project,
proto::update_view::Variant::Editor(proto::update_view::Editor {
selections: editor_state.selections,
pending_selection: editor_state.pending_selection,
scroll_top_anchor: editor_state.scroll_top_anchor,
scroll_x: editor_state.scroll_y,
scroll_y: editor_state.scroll_y,
..Default::default()
}),
window,
cx,
)
})
})?
.await?;
Ok(context_editor)
}))
}
fn to_follow_event(event: &Self::Event) -> Option<item::FollowEvent> {
Editor::to_follow_event(event)
}
fn add_event_to_update_proto(
&self,
event: &Self::Event,
update: &mut Option<proto::update_view::Variant>,
window: &Window,
cx: &App,
) -> bool {
self.editor
.read(cx)
.add_event_to_update_proto(event, update, window, cx)
}
fn apply_update_proto(
&mut self,
project: &Entity<Project>,
message: proto::update_view::Variant,
window: &mut Window,
cx: &mut Context<Self>,
) -> Task<Result<()>> {
self.editor.update(cx, |editor, cx| {
editor.apply_update_proto(project, message, window, cx)
})
}
fn is_project_item(&self, _window: &Window, _cx: &App) -> bool {
true
}
fn set_leader_id(
&mut self,
leader_id: Option<CollaboratorId>,
window: &mut Window,
cx: &mut Context<Self>,
) {
self.editor
.update(cx, |editor, cx| editor.set_leader_id(leader_id, window, cx))
}
fn dedup(&self, existing: &Self, _window: &Window, cx: &App) -> Option<item::Dedup> {
if existing.context.read(cx).id() == self.context.read(cx).id() {
Some(item::Dedup::KeepExisting)
} else {
None
}
}
}
pub fn render_remaining_tokens(
context_editor: &Entity<TextThreadEditor>,
cx: &App,
) -> Option<impl IntoElement + use<>> {
let context = &context_editor.read(cx).context;
let (token_count_color, token_count, max_token_count, tooltip) = match token_state(context, cx)?
{
TokenState::NoTokensLeft {
max_token_count,
token_count,
} => (
Color::Error,
token_count,
max_token_count,
Some("Token Limit Reached"),
),
TokenState::HasMoreTokens {
max_token_count,
token_count,
over_warn_threshold,
} => {
let (color, tooltip) = if over_warn_threshold {
(Color::Warning, Some("Token Limit is Close to Exhaustion"))
} else {
(Color::Muted, None)
};
(color, token_count, max_token_count, tooltip)
}
};
Some(
h_flex()
.id("token-count")
.gap_0p5()
.child(
Label::new(humanize_token_count(token_count))
.size(LabelSize::Small)
.color(token_count_color),
)
.child(Label::new("/").size(LabelSize::Small).color(Color::Muted))
.child(
Label::new(humanize_token_count(max_token_count))
.size(LabelSize::Small)
.color(Color::Muted),
)
.when_some(tooltip, |element, tooltip| {
element.tooltip(Tooltip::text(tooltip))
}),
)
}
enum PendingSlashCommand {}
fn invoked_slash_command_fold_placeholder(
command_id: InvokedSlashCommandId,
context: WeakEntity<AssistantContext>,
) -> FoldPlaceholder {
FoldPlaceholder {
constrain_width: false,
merge_adjacent: false,
render: Arc::new(move |fold_id, _, cx| {
let Some(context) = context.upgrade() else {
return Empty.into_any();
};
let Some(command) = context.read(cx).invoked_slash_command(&command_id) else {
return Empty.into_any();
};
h_flex()
.id(fold_id)
.px_1()
.ml_6()
.gap_2()
.bg(cx.theme().colors().surface_background)
.rounded_sm()
.child(Label::new(format!("/{}", command.name)))
.map(|parent| match &command.status {
InvokedSlashCommandStatus::Running(_) => {
parent.child(Icon::new(IconName::ArrowCircle).with_animation(
"arrow-circle",
Animation::new(Duration::from_secs(4)).repeat(),
|icon, delta| icon.transform(Transformation::rotate(percentage(delta))),
))
}
InvokedSlashCommandStatus::Error(message) => parent.child(
Label::new(format!("error: {message}"))
.single_line()
.color(Color::Error),
),
InvokedSlashCommandStatus::Finished => parent,
})
.into_any_element()
}),
type_tag: Some(TypeId::of::<PendingSlashCommand>()),
}
}
enum TokenState {
NoTokensLeft {
max_token_count: u64,
token_count: u64,
},
HasMoreTokens {
max_token_count: u64,
token_count: u64,
over_warn_threshold: bool,
},
}
fn token_state(context: &Entity<AssistantContext>, cx: &App) -> Option<TokenState> {
const WARNING_TOKEN_THRESHOLD: f32 = 0.8;
let model = LanguageModelRegistry::read_global(cx)
.default_model()?
.model;
let token_count = context.read(cx).token_count()?;
let max_token_count = model.max_token_count();
let token_state = if max_token_count.saturating_sub(token_count) == 0 {
TokenState::NoTokensLeft {
max_token_count,
token_count,
}
} else {
let over_warn_threshold =
token_count as f32 / max_token_count as f32 >= WARNING_TOKEN_THRESHOLD;
TokenState::HasMoreTokens {
max_token_count,
token_count,
over_warn_threshold,
}
};
Some(token_state)
}
fn size_for_image(data: &RenderImage, max_size: Size<Pixels>) -> Size<Pixels> {
let image_size = data
.size(0)
.map(|dimension| Pixels::from(u32::from(dimension)));
let image_ratio = image_size.width / image_size.height;
let bounds_ratio = max_size.width / max_size.height;
if image_size.width > max_size.width || image_size.height > max_size.height {
if bounds_ratio > image_ratio {
size(
image_size.width * (max_size.height / image_size.height),
max_size.height,
)
} else {
size(
max_size.width,
image_size.height * (max_size.width / image_size.width),
)
}
} else {
size(image_size.width, image_size.height)
}
}
pub fn humanize_token_count(count: u64) -> String {
match count {
0..=999 => count.to_string(),
1000..=9999 => {
let thousands = count / 1000;
let hundreds = (count % 1000 + 50) / 100;
if hundreds == 0 {
format!("{}k", thousands)
} else if hundreds == 10 {
format!("{}k", thousands + 1)
} else {
format!("{}.{}k", thousands, hundreds)
}
}
1_000_000..=9_999_999 => {
let millions = count / 1_000_000;
let hundred_thousands = (count % 1_000_000 + 50_000) / 100_000;
if hundred_thousands == 0 {
format!("{}M", millions)
} else if hundred_thousands == 10 {
format!("{}M", millions + 1)
} else {
format!("{}.{}M", millions, hundred_thousands)
}
}
10_000_000.. => format!("{}M", (count + 500_000) / 1_000_000),
_ => format!("{}k", (count + 500) / 1000),
}
}
pub fn make_lsp_adapter_delegate(
project: &Entity<Project>,
cx: &mut App,
) -> Result<Option<Arc<dyn LspAdapterDelegate>>> {
project.update(cx, |project, cx| {
// TODO: Find the right worktree.
let Some(worktree) = project.worktrees(cx).next() else {
return Ok(None::<Arc<dyn LspAdapterDelegate>>);
};
let http_client = project.client().http_client();
project.lsp_store().update(cx, |_, cx| {
Ok(Some(LocalLspAdapterDelegate::new(
project.languages().clone(),
project.environment(),
cx.weak_entity(),
&worktree,
http_client,
project.fs().clone(),
cx,
) as Arc<dyn LspAdapterDelegate>))
})
})
}
#[cfg(test)]
mod tests {
use super::*;
use editor::SelectionEffects;
use fs::FakeFs;
use gpui::{App, TestAppContext, VisualTestContext};
use indoc::indoc;
use language::{Buffer, LanguageRegistry};
use pretty_assertions::assert_eq;
use prompt_store::PromptBuilder;
use text::OffsetRangeExt;
use unindent::Unindent;
use util::path;
#[gpui::test]
async fn test_copy_paste_whole_message(cx: &mut TestAppContext) {
let (context, context_editor, mut cx) = setup_context_editor_text(vec![
(Role::User, "What is the Zed editor?"),
(
Role::Assistant,
"Zed is a modern, high-performance code editor designed from the ground up for speed and collaboration.",
),
(Role::User, ""),
],cx).await;
// Select & Copy whole user message
assert_copy_paste_context_editor(
&context_editor,
message_range(&context, 0, &mut cx),
indoc! {"
What is the Zed editor?
Zed is a modern, high-performance code editor designed from the ground up for speed and collaboration.
What is the Zed editor?
"},
&mut cx,
);
// Select & Copy whole assistant message
assert_copy_paste_context_editor(
&context_editor,
message_range(&context, 1, &mut cx),
indoc! {"
What is the Zed editor?
Zed is a modern, high-performance code editor designed from the ground up for speed and collaboration.
What is the Zed editor?
Zed is a modern, high-performance code editor designed from the ground up for speed and collaboration.
"},
&mut cx,
);
}
#[gpui::test]
async fn test_copy_paste_no_selection(cx: &mut TestAppContext) {
let (context, context_editor, mut cx) = setup_context_editor_text(
vec![
(Role::User, "user1"),
(Role::Assistant, "assistant1"),
(Role::Assistant, "assistant2"),
(Role::User, ""),
],
cx,
)
.await;
// Copy and paste first assistant message
let message_2_range = message_range(&context, 1, &mut cx);
assert_copy_paste_context_editor(
&context_editor,
message_2_range.start..message_2_range.start,
indoc! {"
user1
assistant1
assistant2
assistant1
"},
&mut cx,
);
// Copy and cut second assistant message
let message_3_range = message_range(&context, 2, &mut cx);
assert_copy_paste_context_editor(
&context_editor,
message_3_range.start..message_3_range.start,
indoc! {"
user1
assistant1
assistant2
assistant1
assistant2
"},
&mut cx,
);
}
#[gpui::test]
fn test_find_code_blocks(cx: &mut App) {
let markdown = languages::language("markdown", tree_sitter_md::LANGUAGE.into());
let buffer = cx.new(|cx| {
let text = r#"
line 0
line 1
```rust
fn main() {}
```
line 5
line 6
line 7
```go
func main() {}
```
line 11
```
this is plain text code block
```
```go
func another() {}
```
line 19
"#
.unindent();
let mut buffer = Buffer::local(text, cx);
buffer.set_language(Some(markdown.clone()), cx);
buffer
});
let snapshot = buffer.read(cx).snapshot();
let code_blocks = vec![
Point::new(3, 0)..Point::new(4, 0),
Point::new(9, 0)..Point::new(10, 0),
Point::new(13, 0)..Point::new(14, 0),
Point::new(17, 0)..Point::new(18, 0),
]
.into_iter()
.map(|range| snapshot.point_to_offset(range.start)..snapshot.point_to_offset(range.end))
.collect::<Vec<_>>();
let expected_results = vec![
(0, None),
(1, None),
(2, Some(code_blocks[0].clone())),
(3, Some(code_blocks[0].clone())),
(4, Some(code_blocks[0].clone())),
(5, None),
(6, None),
(7, None),
(8, Some(code_blocks[1].clone())),
(9, Some(code_blocks[1].clone())),
(10, Some(code_blocks[1].clone())),
(11, None),
(12, Some(code_blocks[2].clone())),
(13, Some(code_blocks[2].clone())),
(14, Some(code_blocks[2].clone())),
(15, None),
(16, Some(code_blocks[3].clone())),
(17, Some(code_blocks[3].clone())),
(18, Some(code_blocks[3].clone())),
(19, None),
];
for (row, expected) in expected_results {
let offset = snapshot.point_to_offset(Point::new(row, 0));
let range = find_surrounding_code_block(&snapshot, offset);
assert_eq!(range, expected, "unexpected result on row {:?}", row);
}
}
async fn setup_context_editor_text(
messages: Vec<(Role, &str)>,
cx: &mut TestAppContext,
) -> (
Entity<AssistantContext>,
Entity<TextThreadEditor>,
VisualTestContext,
) {
cx.update(init_test);
let fs = FakeFs::new(cx.executor());
let context = create_context_with_messages(messages, cx);
let project = Project::test(fs.clone(), [path!("/test").as_ref()], cx).await;
let window = cx.add_window(|window, cx| Workspace::test_new(project.clone(), window, cx));
let workspace = window.root(cx).unwrap();
let mut cx = VisualTestContext::from_window(*window, cx);
let context_editor = window
.update(&mut cx, |_, window, cx| {
cx.new(|cx| {
let editor = TextThreadEditor::for_context(
context.clone(),
fs,
workspace.downgrade(),
project,
None,
window,
cx,
);
editor
})
})
.unwrap();
(context, context_editor, cx)
}
fn message_range(
context: &Entity<AssistantContext>,
message_ix: usize,
cx: &mut TestAppContext,
) -> Range<usize> {
context.update(cx, |context, cx| {
context
.messages(cx)
.nth(message_ix)
.unwrap()
.anchor_range
.to_offset(&context.buffer().read(cx).snapshot())
})
}
fn assert_copy_paste_context_editor<T: editor::ToOffset>(
context_editor: &Entity<TextThreadEditor>,
range: Range<T>,
expected_text: &str,
cx: &mut VisualTestContext,
) {
context_editor.update_in(cx, |context_editor, window, cx| {
context_editor.editor.update(cx, |editor, cx| {
editor.change_selections(SelectionEffects::no_scroll(), window, cx, |s| {
s.select_ranges([range])
});
});
context_editor.copy(&Default::default(), window, cx);
context_editor.editor.update(cx, |editor, cx| {
editor.move_to_end(&Default::default(), window, cx);
});
context_editor.paste(&Default::default(), window, cx);
context_editor.editor.update(cx, |editor, cx| {
assert_eq!(editor.text(cx), expected_text);
});
});
}
fn create_context_with_messages(
mut messages: Vec<(Role, &str)>,
cx: &mut TestAppContext,
) -> Entity<AssistantContext> {
let registry = Arc::new(LanguageRegistry::test(cx.executor()));
let prompt_builder = Arc::new(PromptBuilder::new(None).unwrap());
cx.new(|cx| {
let mut context = AssistantContext::local(
registry,
None,
None,
prompt_builder.clone(),
Arc::new(SlashCommandWorkingSet::default()),
cx,
);
let mut message_1 = context.messages(cx).next().unwrap();
let (role, text) = messages.remove(0);
loop {
if role == message_1.role {
context.buffer().update(cx, |buffer, cx| {
buffer.edit([(message_1.offset_range, text)], None, cx);
});
break;
}
let mut ids = HashSet::default();
ids.insert(message_1.id);
context.cycle_message_roles(ids, cx);
message_1 = context.messages(cx).next().unwrap();
}
let mut last_message_id = message_1.id;
for (role, text) in messages {
context.insert_message_after(last_message_id, role, MessageStatus::Done, cx);
let message = context.messages(cx).last().unwrap();
last_message_id = message.id;
context.buffer().update(cx, |buffer, cx| {
buffer.edit([(message.offset_range, text)], None, cx);
})
}
context
})
}
fn init_test(cx: &mut App) {
let settings_store = SettingsStore::test(cx);
prompt_store::init(cx);
LanguageModelRegistry::test(cx);
cx.set_global(settings_store);
language::init(cx);
agent_settings::init(cx);
Project::init_settings(cx);
theme::init(theme::LoadThemes::JustBase, cx);
workspace::init_settings(cx);
editor::init_settings(cx);
}
}
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