ZIm/crates/semantic_index/src/project_index_debug_view.rs
2025-08-13 16:41:56 +02:00

299 lines
10 KiB
Rust

use crate::ProjectIndex;
use gpui::{
AnyElement, App, CursorStyle, Entity, EventEmitter, FocusHandle, Focusable, IntoElement,
ListOffset, ListState, MouseMoveEvent, Render, UniformListScrollHandle, canvas, div, list,
uniform_list,
};
use project::WorktreeId;
use settings::Settings;
use std::{ops::Range, path::Path, sync::Arc};
use theme::ThemeSettings;
use ui::prelude::*;
use workspace::item::Item;
pub struct ProjectIndexDebugView {
index: Entity<ProjectIndex>,
rows: Vec<Row>,
selected_path: Option<PathState>,
hovered_row_ix: Option<usize>,
focus_handle: FocusHandle,
list_scroll_handle: UniformListScrollHandle,
_subscription: gpui::Subscription,
}
struct PathState {
path: Arc<Path>,
chunks: Vec<SharedString>,
list_state: ListState,
}
enum Row {
Worktree(Arc<Path>),
Entry(WorktreeId, Arc<Path>),
}
impl ProjectIndexDebugView {
pub fn new(index: Entity<ProjectIndex>, window: &mut Window, cx: &mut Context<Self>) -> Self {
let mut this = Self {
rows: Vec::new(),
list_scroll_handle: UniformListScrollHandle::new(),
selected_path: None,
hovered_row_ix: None,
focus_handle: cx.focus_handle(),
_subscription: cx.subscribe_in(&index, window, |this, _, _, window, cx| {
this.update_rows(window, cx)
}),
index,
};
this.update_rows(window, cx);
this
}
fn update_rows(&mut self, window: &mut Window, cx: &mut Context<Self>) {
let worktree_indices = self.index.read(cx).worktree_indices(cx);
cx.spawn_in(window, async move |this, cx| {
let mut rows = Vec::new();
for index in worktree_indices {
let (root_path, worktree_id, worktree_paths) =
index.read_with(cx, |index, cx| {
let worktree = index.worktree().read(cx);
(
worktree.abs_path(),
worktree.id(),
index.embedding_index().paths(cx),
)
})?;
rows.push(Row::Worktree(root_path));
rows.extend(
worktree_paths
.await?
.into_iter()
.map(|path| Row::Entry(worktree_id, path)),
);
}
this.update(cx, |this, cx| {
this.rows = rows;
cx.notify();
})
})
.detach();
}
fn handle_path_click(
&mut self,
worktree_id: WorktreeId,
file_path: Arc<Path>,
window: &mut Window,
cx: &mut Context<Self>,
) -> Option<()> {
let project_index = self.index.read(cx);
let fs = project_index.fs().clone();
let worktree_index = project_index.worktree_index(worktree_id, cx)?.read(cx);
let root_path = worktree_index.worktree().read(cx).abs_path();
let chunks = worktree_index
.embedding_index()
.chunks_for_path(file_path.clone(), cx);
cx.spawn_in(window, async move |this, cx| {
let chunks = chunks.await?;
let content = fs.load(&root_path.join(&file_path)).await?;
let chunks = chunks
.into_iter()
.map(|chunk| {
let mut start = chunk.chunk.range.start.min(content.len());
let mut end = chunk.chunk.range.end.min(content.len());
while !content.is_char_boundary(start) {
start += 1;
}
while !content.is_char_boundary(end) {
end -= 1;
}
content[start..end].to_string().into()
})
.collect::<Vec<_>>();
this.update(cx, |this, cx| {
this.selected_path = Some(PathState {
path: file_path,
list_state: ListState::new(chunks.len(), gpui::ListAlignment::Top, px(100.)),
chunks,
});
cx.notify();
})
})
.detach();
None
}
fn render_chunk(&mut self, ix: usize, cx: &mut Context<Self>) -> AnyElement {
let buffer_font = ThemeSettings::get_global(cx).buffer_font.clone();
let Some(state) = &self.selected_path else {
return div().into_any();
};
let colors = cx.theme().colors();
let chunk = &state.chunks[ix];
let chunk_count = state.chunks.len();
let prev_button = Button::new(("prev", ix), "prev", cx)
.disabled(ix == 0)
.on_click(cx.listener(move |this, _, _, _| this.scroll_to_chunk(ix.saturating_sub(1))));
let next_button = Button::new(("next", ix), "next", cx)
.disabled(ix + 1 == chunk_count)
.on_click(cx.listener(move |this, _, _, _| this.scroll_to_chunk(ix + 1)));
div()
.text_ui(cx)
.w_full()
.font(buffer_font)
.child(
h_flex()
.justify_between()
.child(format!(
"chunk {} of {}. length: {}",
ix + 1,
chunk_count,
chunk.len(),
))
.child(h_flex().child(prev_button).child(next_button)),
)
.child(
div()
.bg(colors.editor_background)
.text_xs()
.child(chunk.clone()),
)
.into_any_element()
}
fn scroll_to_chunk(&mut self, ix: usize) {
if let Some(state) = self.selected_path.as_mut() {
state.list_state.scroll_to(ListOffset {
item_ix: ix,
offset_in_item: px(0.),
})
}
}
}
impl Render for ProjectIndexDebugView {
fn render(&mut self, _window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
if let Some(selected_path) = self.selected_path.as_ref() {
v_flex()
.child(
div()
.id("selected-path-name")
.child(
h_flex()
.justify_between()
.child(selected_path.path.to_string_lossy().to_string())
.child("x"),
)
.border_b_1()
.border_color(cx.theme().colors().border)
.cursor(CursorStyle::PointingHand)
.on_click(cx.listener(|this, _, _, cx| {
this.selected_path.take();
cx.notify();
})),
)
.child(
list(
selected_path.list_state.clone(),
cx.processor(|this, ix, _, cx| this.render_chunk(ix, cx)),
)
.size_full(),
)
.size_full()
.into_any_element()
} else {
let mut list = uniform_list(
"ProjectIndexDebugView",
self.rows.len(),
cx.processor(move |this, range: Range<usize>, _, cx| {
this.rows[range]
.iter()
.enumerate()
.map(|(ix, row)| match row {
Row::Worktree(root_path) => div()
.id(ix)
.child(Label::new(root_path.to_string_lossy().to_string())),
Row::Entry(worktree_id, file_path) => div()
.id(ix)
.pl_8()
.child(Label::new(file_path.to_string_lossy().to_string()))
.on_mouse_move(cx.listener(
move |this, _: &MouseMoveEvent, _, cx| {
if this.hovered_row_ix != Some(ix) {
this.hovered_row_ix = Some(ix);
cx.notify();
}
},
))
.cursor(CursorStyle::PointingHand)
.on_click(cx.listener({
let worktree_id = *worktree_id;
let file_path = file_path.clone();
move |this, _, window, cx| {
this.handle_path_click(
worktree_id,
file_path.clone(),
window,
cx,
);
}
})),
})
.collect()
}),
)
.track_scroll(self.list_scroll_handle.clone())
.size_full()
.text_bg(cx.theme().colors().background)
.into_any_element();
canvas(
move |bounds, window, cx| {
list.prepaint_as_root(bounds.origin, bounds.size.into(), window, cx);
list
},
|_, mut list, window, cx| {
list.paint(window, cx);
},
)
.size_full()
.into_any_element()
}
}
}
impl EventEmitter<()> for ProjectIndexDebugView {}
impl Item for ProjectIndexDebugView {
type Event = ();
fn tab_content_text(&self, _detail: usize, _cx: &App) -> SharedString {
"Project Index (Debug)".into()
}
fn clone_on_split(
&self,
_: Option<workspace::WorkspaceId>,
window: &mut Window,
cx: &mut Context<Self>,
) -> Option<Entity<Self>>
where
Self: Sized,
{
Some(cx.new(|cx| Self::new(self.index.clone(), window, cx)))
}
}
impl Focusable for ProjectIndexDebugView {
fn focus_handle(&self, _: &App) -> gpui::FocusHandle {
self.focus_handle.clone()
}
}