ZIm/crates/assistant2/src/thread_history.rs
2025-01-27 04:00:27 +00:00

264 lines
9 KiB
Rust

use gpui::{
uniform_list, App, Entity, FocusHandle, Focusable, ScrollStrategy, UniformListScrollHandle,
WeakEntity,
};
use time::{OffsetDateTime, UtcOffset};
use ui::{prelude::*, IconButtonShape, ListItem, ListItemSpacing, Tooltip};
use crate::thread_store::{SavedThreadMetadata, ThreadStore};
use crate::{AssistantPanel, RemoveSelectedThread};
pub struct ThreadHistory {
focus_handle: FocusHandle,
assistant_panel: WeakEntity<AssistantPanel>,
thread_store: Entity<ThreadStore>,
scroll_handle: UniformListScrollHandle,
selected_index: usize,
}
impl ThreadHistory {
pub(crate) fn new(
assistant_panel: WeakEntity<AssistantPanel>,
thread_store: Entity<ThreadStore>,
cx: &mut Context<Self>,
) -> Self {
Self {
focus_handle: cx.focus_handle(),
assistant_panel,
thread_store,
scroll_handle: UniformListScrollHandle::default(),
selected_index: 0,
}
}
pub fn select_prev(
&mut self,
_: &menu::SelectPrev,
window: &mut Window,
cx: &mut Context<Self>,
) {
let count = self.thread_store.read(cx).thread_count();
if count > 0 {
if self.selected_index == 0 {
self.set_selected_index(count - 1, window, cx);
} else {
self.set_selected_index(self.selected_index - 1, window, cx);
}
}
}
pub fn select_next(
&mut self,
_: &menu::SelectNext,
window: &mut Window,
cx: &mut Context<Self>,
) {
let count = self.thread_store.read(cx).thread_count();
if count > 0 {
if self.selected_index == count - 1 {
self.set_selected_index(0, window, cx);
} else {
self.set_selected_index(self.selected_index + 1, window, cx);
}
}
}
fn select_first(&mut self, _: &menu::SelectFirst, window: &mut Window, cx: &mut Context<Self>) {
let count = self.thread_store.read(cx).thread_count();
if count > 0 {
self.set_selected_index(0, window, cx);
}
}
fn select_last(&mut self, _: &menu::SelectLast, window: &mut Window, cx: &mut Context<Self>) {
let count = self.thread_store.read(cx).thread_count();
if count > 0 {
self.set_selected_index(count - 1, window, cx);
}
}
fn set_selected_index(&mut self, index: usize, _window: &mut Window, cx: &mut Context<Self>) {
self.selected_index = index;
self.scroll_handle
.scroll_to_item(index, ScrollStrategy::Top);
cx.notify();
}
fn confirm(&mut self, _: &menu::Confirm, window: &mut Window, cx: &mut Context<Self>) {
let threads = self.thread_store.update(cx, |this, _cx| this.threads());
if let Some(thread) = threads.get(self.selected_index) {
self.assistant_panel
.update(cx, move |this, cx| this.open_thread(&thread.id, window, cx))
.ok();
cx.notify();
}
}
fn remove_selected_thread(
&mut self,
_: &RemoveSelectedThread,
_window: &mut Window,
cx: &mut Context<Self>,
) {
let threads = self.thread_store.update(cx, |this, _cx| this.threads());
if let Some(thread) = threads.get(self.selected_index) {
self.assistant_panel
.update(cx, |this, cx| {
this.delete_thread(&thread.id, cx);
})
.ok();
cx.notify();
}
}
}
impl Focusable for ThreadHistory {
fn focus_handle(&self, _cx: &App) -> FocusHandle {
self.focus_handle.clone()
}
}
impl Render for ThreadHistory {
fn render(&mut self, _window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
let threads = self.thread_store.update(cx, |this, _cx| this.threads());
let selected_index = self.selected_index;
v_flex()
.id("thread-history-container")
.key_context("ThreadHistory")
.track_focus(&self.focus_handle)
.overflow_y_scroll()
.size_full()
.p_1()
.on_action(cx.listener(Self::select_prev))
.on_action(cx.listener(Self::select_next))
.on_action(cx.listener(Self::select_first))
.on_action(cx.listener(Self::select_last))
.on_action(cx.listener(Self::confirm))
.on_action(cx.listener(Self::remove_selected_thread))
.map(|history| {
if threads.is_empty() {
history
.justify_center()
.child(
h_flex().w_full().justify_center().child(
Label::new("You don't have any past threads yet.")
.size(LabelSize::Small),
),
)
} else {
history.child(
uniform_list(
cx.entity().clone(),
"thread-history",
threads.len(),
move |history, range, _window, _cx| {
threads[range]
.iter()
.enumerate()
.map(|(index, thread)| {
h_flex().w_full().pb_1().child(PastThread::new(
thread.clone(),
history.assistant_panel.clone(),
selected_index == index,
))
})
.collect()
},
)
.track_scroll(self.scroll_handle.clone())
.flex_grow(),
)
}
})
}
}
#[derive(IntoElement)]
pub struct PastThread {
thread: SavedThreadMetadata,
assistant_panel: WeakEntity<AssistantPanel>,
selected: bool,
}
impl PastThread {
pub fn new(
thread: SavedThreadMetadata,
assistant_panel: WeakEntity<AssistantPanel>,
selected: bool,
) -> Self {
Self {
thread,
assistant_panel,
selected,
}
}
}
impl RenderOnce for PastThread {
fn render(self, _window: &mut Window, cx: &mut App) -> impl IntoElement {
let summary = self.thread.summary;
let thread_timestamp = time_format::format_localized_timestamp(
OffsetDateTime::from_unix_timestamp(self.thread.updated_at.timestamp()).unwrap(),
OffsetDateTime::now_utc(),
self.assistant_panel
.update(cx, |this, _cx| this.local_timezone())
.unwrap_or(UtcOffset::UTC),
time_format::TimestampFormat::EnhancedAbsolute,
);
ListItem::new(SharedString::from(self.thread.id.to_string()))
.outlined()
.toggle_state(self.selected)
.start_slot(
Icon::new(IconName::MessageCircle)
.size(IconSize::Small)
.color(Color::Muted),
)
.spacing(ListItemSpacing::Sparse)
.child(Label::new(summary).size(LabelSize::Small).text_ellipsis())
.end_slot(
h_flex()
.gap_2()
.child(
Label::new(thread_timestamp)
.color(Color::Disabled)
.size(LabelSize::Small),
)
.child(
IconButton::new("delete", IconName::TrashAlt)
.shape(IconButtonShape::Square)
.icon_size(IconSize::Small)
.tooltip(Tooltip::text("Delete Thread"))
.on_click({
let assistant_panel = self.assistant_panel.clone();
let id = self.thread.id.clone();
move |_event, _window, cx| {
assistant_panel
.update(cx, |this, cx| {
this.delete_thread(&id, cx);
})
.ok();
}
}),
),
)
.on_click({
let assistant_panel = self.assistant_panel.clone();
let id = self.thread.id.clone();
move |_event, window, cx| {
assistant_panel
.update(cx, |this, cx| {
this.open_thread(&id, window, cx).detach_and_log_err(cx);
})
.ok();
}
})
}
}