mirror of
https://github.com/cjfranko/NTP-Timeturner.git
synced 2025-11-08 18:32:02 +00:00
Rust ported and tested version
This commit is contained in:
Chris Frankland-Wright
parent
138b1e07a8
commit
bd2111d77a
8 changed files with 415 additions and 109 deletions
241
src/ui.rs
241
src/ui.rs
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@ -1,53 +1,212 @@
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use std::io::{stdout, Write};
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use std::sync::{Arc, Mutex};
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use std::thread;
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use std::time::Duration;
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// src/ui.rs
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use std::{
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io::{stdout, Write},
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process::{self, Command},
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sync::{Arc, Mutex},
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thread,
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time::Duration,
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};
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use chrono::{Local, Timelike, Utc};
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use crossterm::{
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execute,
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terminal::{Clear, ClearType},
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cursor::MoveTo,
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cursor::{Hide, MoveTo, Show},
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event::{poll, read, Event, KeyCode},
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execute, queue,
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style::{Color, Print, ResetColor, SetForegroundColor},
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terminal::{self, Clear, ClearType, EnterAlternateScreen, LeaveAlternateScreen},
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};
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use crate::sync_logic::LtcState;
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pub fn render_ui(state: &Arc<Mutex<LtcState>>) -> std::io::Result<()> {
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/// Launch the TUI; reads `offset` live from the file-watcher.
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pub fn start_ui(
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state: Arc<Mutex<LtcState>>,
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serial_port: String,
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offset: Arc<Mutex<i64>>,
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) {
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let mut stdout = stdout();
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execute!(stdout, Clear(ClearType::All), MoveTo(0, 0))?;
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execute!(stdout, EnterAlternateScreen).unwrap();
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terminal::enable_raw_mode().unwrap();
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if let Ok(s) = state.lock() {
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if let Some(frame) = &s.latest {
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writeln!(stdout, "🕰️ NTP Timeturner (Rust Draft)")?;
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writeln!(stdout, "LTC Status : {}", frame.status)?;
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writeln!(
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stdout,
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"LTC Timecode : {:02}:{:02}:{:02}:{:02}",
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frame.hours, frame.minutes, frame.seconds, frame.frames
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)?;
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writeln!(stdout, "Frame Rate : {:.2} fps", frame.frame_rate)?;
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writeln!(stdout, "Timestamp : {}", frame.timestamp)?;
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let total = s.lock_count + s.free_count;
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let ratio = if total > 0 {
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s.lock_count as f64 / total as f64 * 100.0
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} else {
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0.0
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};
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writeln!(stdout, "Lock Ratio : {:.1}% LOCK", ratio)?;
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} else {
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writeln!(stdout, "Waiting for LTC...")?;
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}
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}
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stdout.flush()?;
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Ok(())
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}
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pub fn start_ui(state: Arc<Mutex<LtcState>>) {
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// 🧠 This thread now DOES the rendering loop
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loop {
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if let Err(e) = render_ui(&state) {
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eprintln!("UI error: {}", e);
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// 1️⃣ Read current hardware offset
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let hw_offset_ms = *offset.lock().unwrap();
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// 2️⃣ Measure & record jitter only when LOCKED; clear on FREE
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{
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let mut st = state.lock().unwrap();
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if let Some(frame) = &st.latest {
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if frame.status == "LOCK" {
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let now = Utc::now();
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let raw = (now - frame.timestamp).num_milliseconds();
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let measured = raw - hw_offset_ms;
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st.record_offset(measured);
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} else {
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st.clear_offsets();
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}
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}
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}
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thread::sleep(Duration::from_millis(500));
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// 3️⃣ Draw static UI
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queue!(
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stdout,
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MoveTo(0, 0),
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Clear(ClearType::All),
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Hide,
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MoveTo(2, 1), Print("NTP Timeturner v2 - Rust Port"),
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MoveTo(2, 2), Print(format!("Using Serial Port: {}", serial_port)),
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)
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.unwrap();
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if let Ok(st) = state.lock() {
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if let Some(frame) = &st.latest {
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queue!(
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stdout,
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MoveTo(2, 4), Print(format!("LTC Status : {}", frame.status)),
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MoveTo(2, 5), Print(format!(
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"LTC Timecode : {:02}:{:02}:{:02}:{:02}",
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frame.hours, frame.minutes, frame.seconds, frame.frames
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)),
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MoveTo(2, 6), Print(format!("Frame Rate : {:.2}fps", frame.frame_rate)),
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)
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.unwrap();
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} else {
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queue!(
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stdout,
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MoveTo(2, 4), Print("LTC Status : (waiting)"),
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MoveTo(2, 5), Print("LTC Timecode : …"),
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MoveTo(2, 6), Print("Frame Rate : …"),
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)
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.unwrap();
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}
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let now_local = Local::now();
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let sys_str = format!(
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"{:02}:{:02}:{:02}.{:03}",
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now_local.hour(),
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now_local.minute(),
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now_local.second(),
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now_local.timestamp_subsec_millis()
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);
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queue!(
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stdout,
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MoveTo(2, 7),
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Print(format!("System Clock : {}", sys_str))
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)
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.unwrap();
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}
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// Footer
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queue!(
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stdout,
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MoveTo(2, 12),
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Print("[S] Set system clock to LTC [Q] Quit")
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)
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.unwrap();
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stdout.flush().unwrap();
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// 4️⃣ Overlay Sync Jitter / Status / Ratio
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if let Ok(st) = state.lock() {
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let avg_ms = st.average_jitter();
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let avg_frames = st.average_frames();
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let (jcol, jtxt) = if avg_ms.abs() < 10 {
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(Color::Green, format!("{:+} ms ({:+} frames)", avg_ms, avg_frames))
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} else if avg_ms.abs() < 40 {
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(Color::Yellow, format!("{:+} ms ({:+} frames)", avg_ms, avg_frames))
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} else {
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(Color::Red, format!("{:+} ms ({:+} frames)", avg_ms, avg_frames))
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};
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queue!(
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stdout,
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MoveTo(2, 8),
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SetForegroundColor(jcol),
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Print("Sync Jitter : "),
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Print(jtxt),
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ResetColor,
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)
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.ok();
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let status = st.timecode_match();
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let scol = if status == "IN SYNC" { Color::Green } else { Color::Red };
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queue!(
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stdout,
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MoveTo(2, 9),
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SetForegroundColor(scol),
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Print(format!("Sync Status : {}", status)),
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ResetColor,
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)
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.ok();
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let ratio = st.lock_ratio();
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queue!(
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stdout,
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MoveTo(2, 10),
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Print(format!("Lock Ratio : {:.1}% LOCK", ratio)),
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)
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.ok();
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stdout.flush().ok();
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}
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// 5️⃣ Handle keypress
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if poll(Duration::from_millis(0)).unwrap() {
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if let Event::Key(evt) = read().unwrap() {
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match evt.code {
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KeyCode::Char(c) if c.eq_ignore_ascii_case(&'s') => {
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// SYNC now
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if let Ok(st) = state.lock() {
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if let Some(frame) = &st.latest {
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// compute ms from frames
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let ms_from_frames =
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((frame.frames as f64 / frame.frame_rate) * 1000.0).round() as i64;
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// total microseconds
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let total_us = (ms_from_frames + hw_offset_ms) * 1000;
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// build date string "HH:MM:SS.mmm"
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let ts = format!(
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"{:02}:{:02}:{:02}.{:03}",
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frame.hours,
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frame.minutes,
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frame.seconds,
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((total_us / 1000) % 1000)
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);
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// run `sudo date -s "HH:MM:SS.mmm"`
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let status = Command::new("sudo")
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.arg("date")
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.arg("-s")
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.arg(&ts)
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.status();
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let msg = if let Ok(s) = status {
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if s.success() {
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format!("✔ Synced to LTC: {}", ts)
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} else {
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format!("❌ date cmd failed")
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}
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} else {
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format!("❌ failed to spawn date")
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};
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// print confirmation at row 14
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queue!(
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stdout,
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MoveTo(2, 14),
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Print(msg),
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)
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.ok();
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stdout.flush().ok();
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}
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}
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}
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KeyCode::Char(c) if c.eq_ignore_ascii_case(&'q') => {
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execute!(stdout, Show, LeaveAlternateScreen).unwrap();
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terminal::disable_raw_mode().unwrap();
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process::exit(0);
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}
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_ => {}
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}
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}
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}
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thread::sleep(Duration::from_millis(50));
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}
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}
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