Files
signed/crates/workspace/src/views/repo_detail/issues.rs
T
2026-08-18 08:22:19 +07:00

433 lines
16 KiB
Rust

//! Issues panel: a bottom panel listing every issue of the repository with
//! its title, event id, author, age and status, filterable by status via
//! the header's All/Open/Closed filter.
use std::rc::Rc;
use assets::CustomIconName;
use gpui::prelude::*;
use gpui::{
AnyElement, App, Context, Entity, EventEmitter, FocusHandle, Focusable, Pixels, Render,
SharedString, Size, Window, div, px, size,
};
use gpui_component::avatar::Avatar;
use gpui_component::button::{Button, ButtonVariants};
use gpui_component::dialog::{DialogDescription, DialogFooter, DialogHeader, DialogTitle};
use gpui_component::dock::{Panel, PanelEvent};
use gpui_component::form::{field, v_form};
use gpui_component::input::{Input, InputState, Textarea, TextareaState};
use gpui_component::scroll::Scrollbar;
use gpui_component::tooltip::Tooltip;
use gpui_component::{
ActiveTheme, Icon, IconName, Selectable, Sizable, StyledExt, VirtualListScrollHandle,
WindowExt, h_flex, v_flex, v_virtual_list,
};
use nostr::prelude::Event;
use signed_core::{RepoStatus, activity_subject};
use signed_state::{ProfileStore, RepoStore};
use utils::relative_time;
use super::helpers::placeholder;
/// Height of one issue row in the virtual list: 12px padding on top and
/// bottom, a 14px title line and a 24px meta line (the small avatar is the
/// tallest item). Gpui's default line height is phi (~1.62x), so the title
/// line is ~22.7px; the row totals ~71px.
const ISSUE_ROW_HEIGHT: f32 = 71.;
/// Status filter of the issues list, chosen via the header's filter buttons.
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
enum IssueFilter {
/// Every issue, regardless of status.
All,
/// Issues whose resolved status is [`RepoStatus::Open`].
Open,
/// Issues whose resolved status is [`RepoStatus::Closed`].
Closed,
}
impl IssueFilter {
/// Whether `issue` (of `store`) is included by this filter.
fn matches(self, store: &RepoStore, issue: &Event) -> bool {
match self {
Self::All => true,
Self::Open => store.status_of(issue) == RepoStatus::Open,
Self::Closed => store.status_of(issue) == RepoStatus::Closed,
}
}
}
pub struct IssuesView {
focus_handle: FocusHandle,
/// Repo store holding the issues and their statuses.
store: Entity<RepoStore>,
/// Display name of the repository, for the panel title.
repo_name: SharedString,
/// Filter selected in the header filter buttons.
filter: IssueFilter,
/// Per-row heights of the virtual list.
item_sizes: Rc<Vec<Size<Pixels>>>,
/// Number of rows [`Self::item_sizes`] was built for (the filtered
/// issue count); rebuilt on change.
issue_len: usize,
/// Indices into the store's `issues` matching [`Self::filter`], rebuilt
/// every render; the virtual list renders this slice.
visible_issues: Vec<usize>,
/// Virtual list state of the issues list.
scroll_handle: VirtualListScrollHandle,
}
impl IssuesView {
pub fn new(
store: Entity<RepoStore>,
repo_name: SharedString,
window: &mut Window,
cx: &mut Context<Self>,
) -> Self {
// Issue author avatars stay in the shared cache until the panel
// closes; free them then.
crate::image_cache::clear_on_release(&cx.entity(), window, cx);
Self {
focus_handle: cx.focus_handle(),
store,
repo_name,
filter: IssueFilter::Open,
item_sizes: Rc::new(Vec::new()),
issue_len: 0,
visible_issues: Vec::new(),
scroll_handle: VirtualListScrollHandle::new(),
}
}
fn render_row(&self, ix: usize, issue: &Event, cx: &App) -> AnyElement {
let title = activity_subject(issue);
let id_hex = issue.id.to_hex();
let profile = ProfileStore::global(cx).read(cx).get(&issue.pubkey);
let author = profile.name();
let picture = profile.picture();
let age = relative_time(issue.created_at);
let status = self.store.read(cx).status_of(issue);
h_flex()
.id(ix)
.h(px(ISSUE_ROW_HEIGHT))
.w_full()
.gap_4()
.p_3()
.border_b_1()
.border_color(cx.theme().border)
.items_start()
.child(Self::render_status(status, cx))
.child(
v_flex()
.flex_1()
.child(
div()
.min_w_0()
.text_ellipsis()
.whitespace_nowrap()
.line_clamp(1)
.text_sm()
.child(title),
)
.child(
h_flex()
.gap_2()
.text_xs()
.child(
h_flex()
.gap_1()
.child(
Avatar::new()
.name(author.clone())
.when_some(picture, |this, url| this.src(url))
.xsmall(),
)
.child(div().child(author)),
)
.child(SharedString::from("opened"))
.child(
div()
.text_color(cx.theme().muted_foreground)
.child(SharedString::from(&id_hex[..8])),
)
.child(div().child(age)),
),
)
.into_any_element()
}
fn render_status(status: RepoStatus, cx: &App) -> AnyElement {
let (icon, label, tooltip, bg, fg) = match status {
RepoStatus::Open => (
CustomIconName::GitIssueOpen,
"open",
"Issue is open",
cx.theme().secondary,
cx.theme().secondary_foreground,
),
RepoStatus::Closed => (
CustomIconName::GitIssueClosed,
"closed",
"Issue is closed",
cx.theme().warning,
cx.theme().warning_foreground,
),
RepoStatus::Draft => (
CustomIconName::GitIssueOngoing,
"draft",
"Issue is draft",
cx.theme().accent,
cx.theme().accent_foreground,
),
RepoStatus::Applied => (
CustomIconName::GitIssueOpen,
"applied",
"Issue is completed",
cx.theme().primary,
cx.theme().primary_foreground,
),
};
v_flex()
.id(label)
.flex_shrink_0()
.size_6()
.items_center()
.justify_center()
.rounded(cx.theme().radius)
.bg(bg)
.child(Icon::new(icon).xsmall().text_color(fg))
.tooltip(move |window, cx| Tooltip::new(tooltip).build(window, cx))
.into_any_element()
}
fn render_header(&self, cx: &mut Context<Self>) -> AnyElement {
h_flex()
.w_full()
.items_center()
.gap_3()
.px_3()
.pb_2()
.border_b_1()
.border_color(cx.theme().border)
.child(
div()
.text_sm()
.text_color(cx.theme().muted_foreground)
.font_semibold()
.child("Issues"),
)
.child(
h_flex()
.gap_1()
.child(
Button::new("all")
.icon(CustomIconName::GitIssueOpen)
.label("All")
.ghost()
.selected(self.filter == IssueFilter::All)
.on_click(cx.listener(|this, _event, _window, cx| {
this.filter = IssueFilter::All;
cx.notify();
})),
)
.child(
Button::new("open")
.icon(CustomIconName::GitIssueOpen)
.label("Open")
.ghost()
.selected(self.filter == IssueFilter::Open)
.on_click(cx.listener(|this, _event, _window, cx| {
this.filter = IssueFilter::Open;
cx.notify();
})),
)
.child(
Button::new("closed")
.icon(CustomIconName::GitIssueClosed)
.label("Closed")
.ghost()
.selected(self.filter == IssueFilter::Closed)
.on_click(cx.listener(|this, _event, _window, cx| {
this.filter = IssueFilter::Closed;
cx.notify();
})),
),
)
// Spacer: pushes the button to the right edge.
.child(div().flex_1())
.child(
Button::new("new-issue")
.icon(IconName::Plus)
.label("New issue")
.primary()
.on_click(cx.listener(|this, _event, window, cx| {
open_new_issue_dialog(this.store.clone(), window, cx);
})),
)
.into_any_element()
}
}
/// Open the "new issue" dialog: a title and a content input that submit
/// through [`RepoStore::open_issue`] when confirmed.
fn open_new_issue_dialog(store: Entity<RepoStore>, window: &mut Window, cx: &mut App) {
let subject = cx.new(|cx| InputState::new(window, cx).placeholder("Issue title"));
let content = cx.new(|cx| TextareaState::new(window, cx).placeholder("Describe the issue…"));
window.open_dialog(cx, move |dialog, _window, _cx| {
let subject = subject.clone();
let content = content.clone();
let store = store.clone();
dialog
.width(px(520.))
.margin_top(px(50.))
.content(move |body, _window, _cx| {
body.child(
DialogHeader::new()
.child(DialogTitle::new().child("New issue"))
.child(
DialogDescription::new()
.child("Report a bug, ask a question, or propose a change."),
),
)
.child(
v_form()
.child(
field()
.label("Title")
.required(true)
.child(Input::new(&subject)),
)
.child(
field()
.label("Content")
.child(Textarea::new(&content).h(px(160.))),
),
)
.child(
DialogFooter::new().justify_end().child(
Button::new("submit")
.primary()
.label("Create issue")
.tooltip("Create issue")
.on_click({
let subject = subject.clone();
let content = content.clone();
let store = store.clone();
move |_event, window, cx| {
let subject = subject.read(cx).value().to_string();
let content = content.read(cx).value().to_string();
let subject = (!subject.is_empty()).then_some(subject);
store.update(cx, |store, cx| {
store.open_issue(subject, content, cx);
});
window.close_dialog(cx);
}
}),
),
)
})
});
}
impl Panel for IssuesView {
fn panel_name(&self) -> &'static str {
"issues"
}
fn title(&mut self, _window: &mut Window, _cx: &mut Context<Self>) -> impl IntoElement {
div().child(SharedString::from(format!("{}/issues", self.repo_name)))
}
}
impl EventEmitter<PanelEvent> for IssuesView {}
impl Focusable for IssuesView {
fn focus_handle(&self, _cx: &App) -> FocusHandle {
self.focus_handle.clone()
}
}
impl Render for IssuesView {
fn render(&mut self, _window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
let filter = self.filter;
// Indices of the issues matching the active filter; the virtual
// list renders this filtered slice.
self.visible_issues = {
let store = self.store.read(cx);
store
.issues
.iter()
.enumerate()
.filter(|(_, issue)| filter.matches(store, issue))
.map(|(ix, _)| ix)
.collect()
};
let count = self.visible_issues.len();
// The virtual list's item count comes from `item_sizes`; rebuild it
// whenever the filtered issue count changes.
if count != self.issue_len {
self.issue_len = count;
self.item_sizes = Rc::new(vec![size(px(0.), px(ISSUE_ROW_HEIGHT)); count]);
}
let sizes = self.item_sizes.clone();
let scroll_handle = self.scroll_handle.clone();
let view = cx.entity().clone();
v_flex()
.size_full()
.child(self.render_header(cx))
.child(
v_flex()
.relative()
.flex_1()
.min_h_0()
.w_full()
.when(count > 0, |this| {
this.child(
v_virtual_list(view, "il", sizes, move |this, range, _window, cx| {
let issues = &this.store.read(cx).issues;
range
.map(|ix| {
let issue_ix = this.visible_issues[ix];
this.render_row(issue_ix, &issues[issue_ix], cx)
})
.collect()
})
.track_scroll(&scroll_handle)
.size_full(),
)
.child(
div()
.absolute()
.top_0()
.left_0()
.right_0()
.bottom_0()
.child(Scrollbar::vertical(&scroll_handle)),
)
})
.when(count == 0, |this| {
let message = match filter {
IssueFilter::All => "No issues",
IssueFilter::Open => "No open issues",
IssueFilter::Closed => "No closed issues",
};
this.child(placeholder(message, cx))
}),
)
.into_any_element()
}
}