Files
notedeck/crates/notedeck_clndash/src/summary.rs
William Casarin 35e9354217 clndash: reorganize
Signed-off-by: William Casarin <jb55@jb55.com>
2025-08-11 10:36:44 -07:00

141 lines
4.3 KiB
Rust

use crate::channels::Channels;
use crate::event::LoadingState;
use crate::ui;
#[derive(Clone, Default)]
pub struct Summary {
pub total_msat: i64,
pub avail_out_msat: i64,
pub avail_in_msat: i64,
pub channel_count: usize,
pub largest_msat: i64,
pub outbound_pct: f32, // fraction of total capacity
}
pub fn compute_summary(ch: &Channels) -> Summary {
let total_msat: i64 = ch.channels.iter().map(|c| c.original.total_msat).sum();
let largest_msat: i64 = ch
.channels
.iter()
.map(|c| c.original.total_msat)
.max()
.unwrap_or(0);
let outbound_pct = if total_msat > 0 {
ch.avail_out as f32 / total_msat as f32
} else {
0.0
};
Summary {
total_msat,
avail_out_msat: ch.avail_out,
avail_in_msat: ch.avail_in,
channel_count: ch.channels.len(),
largest_msat,
outbound_pct,
}
}
pub fn summary_ui(
ui: &mut egui::Ui,
last_summary: Option<&Summary>,
summary: &LoadingState<Summary, lnsocket::Error>,
) {
match summary {
LoadingState::Loading => {
ui.label("loading summary");
}
LoadingState::Failed(err) => {
ui.label(format!("Failed to get summary: {err}"));
}
LoadingState::Loaded(summary) => {
summary_cards_ui(ui, summary, last_summary);
ui.add_space(8.0);
}
}
}
pub fn summary_cards_ui(ui: &mut egui::Ui, s: &Summary, prev: Option<&Summary>) {
let old = prev.cloned().unwrap_or_default();
let items: [(&str, String, Option<String>); 6] = [
(
"Total capacity",
ui::human_sat(s.total_msat),
prev.map(|_| ui::delta_str(s.total_msat, old.total_msat)),
),
(
"Avail out",
ui::human_sat(s.avail_out_msat),
prev.map(|_| ui::delta_str(s.avail_out_msat, old.avail_out_msat)),
),
(
"Avail in",
ui::human_sat(s.avail_in_msat),
prev.map(|_| ui::delta_str(s.avail_in_msat, old.avail_in_msat)),
),
("# Channels", s.channel_count.to_string(), None),
("Largest", ui::human_sat(s.largest_msat), None),
(
"Outbound %",
format!("{:.0}%", s.outbound_pct * 100.0),
None,
),
];
// --- responsive columns ---
let min_card = 160.0;
let cols = ((ui.available_width() / min_card).floor() as usize).max(1);
egui::Grid::new("summary_grid")
.num_columns(cols)
.min_col_width(min_card)
.spacing(egui::vec2(8.0, 8.0))
.show(ui, |ui| {
let items_len = items.len();
for (i, (t, v, d)) in items.into_iter().enumerate() {
card_cell(ui, t, v, d, min_card);
// End the row when we filled a row worth of cells
if (i + 1) % cols == 0 {
ui.end_row();
}
}
// If the last row wasn't full, close it anyway
if items_len % cols != 0 {
ui.end_row();
}
});
}
fn card_cell(ui: &mut egui::Ui, title: &str, value: String, delta: Option<String>, min_card: f32) {
let weak = ui.visuals().weak_text_color();
egui::Frame::group(ui.style())
.fill(ui.visuals().extreme_bg_color)
.corner_radius(egui::CornerRadius::same(10))
.inner_margin(egui::Margin::same(10))
.stroke(ui.visuals().widgets.noninteractive.bg_stroke)
.show(ui, |ui| {
ui.set_min_width(min_card);
ui.vertical(|ui| {
ui.add(
egui::Label::new(egui::RichText::new(title).small().color(weak))
.wrap_mode(egui::TextWrapMode::Wrap),
);
ui.add_space(4.0);
ui.add(
egui::Label::new(egui::RichText::new(value).strong().size(18.0))
.wrap_mode(egui::TextWrapMode::Wrap),
);
if let Some(d) = delta {
ui.add_space(2.0);
ui.add(
egui::Label::new(egui::RichText::new(d).small().color(weak))
.wrap_mode(egui::TextWrapMode::Wrap),
);
}
});
ui.set_min_height(20.0);
});
}