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F5 thalamus: cached channel status, refresh on entry

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Channel status is cached on App and refreshed when switching
to F5, not polled every render frame. Shows connected/disconnected
status and unread count per channel daemon.

Co-Developed-By: Kent Overstreet <kent.overstreet@linux.dev>
This commit is contained in:
ProofOfConcept 2026-04-03 19:05:48 -04:00
parent 48b8ba73d8
commit 36afa90cdb
3 changed files with 89 additions and 22 deletions
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39
src/user/tui/thalamus_screen.rs
View file

@ -1,6 +1,7 @@
// thalamus_screen.rs — F5: attention routing and channel status
//
// Shows presence/idle/activity status, then channel daemon status.
// Shows presence/idle/activity status, then channel status.
// Channel data is cached on App and refreshed on screen entry.
use ratatui::{
layout::Rect,
@ -11,7 +12,6 @@ use ratatui::{
};
use super::{App, SCREEN_LEGEND};
use crate::thalamus::supervisor::Supervisor;
fn fetch_daemon_status() -> Vec<String> {
std::process::Command::new("poc-daemon")
@ -35,7 +35,7 @@ impl App {
let dim = Style::default().fg(Color::DarkGray);
let mut lines: Vec<Line> = Vec::new();
// Presence status first
// Presence status
let daemon_status = fetch_daemon_status();
if !daemon_status.is_empty() {
lines.push(Line::styled("── Presence ──", section));
@ -46,36 +46,35 @@ impl App {
lines.push(Line::raw(""));
}
// Channel status
// Channel status from cached data
lines.push(Line::styled("── Channels ──", section));
lines.push(Line::raw(""));
let mut sup = Supervisor::new();
sup.load_config();
let status = sup.status();
if status.is_empty() {
if self.channel_status.is_empty() {
lines.push(Line::styled(" no channels configured", dim));
} else {
for (name, enabled, alive) in &status {
let (symbol, color) = if *alive {
for ch in &self.channel_status {
let (symbol, color) = if ch.connected {
("●", Color::Green)
} else if *enabled {
} else {
("○", Color::Red)
} else {
("○", Color::DarkGray)
};
let state = if *alive {
"running"
} else if *enabled {
"stopped"
let unread_str = if ch.unread > 0 {
format!(" ({} unread)", ch.unread)
} else {
"disabled"
String::new()
};
lines.push(Line::from(vec![
Span::raw(" "),
Span::styled(symbol, Style::default().fg(color)),
Span::raw(format!(" {:<20} {}", name, state)),
Span::raw(format!(" {:<24}", ch.name)),
Span::styled(
if ch.connected { "connected" } else { "disconnected" },
Style::default().fg(color),
),
Span::styled(unread_str, Style::default().fg(Color::Yellow)),
]));
}
}