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use crossterm::{
event::{self, DisableMouseCapture, EnableMouseCapture, Event, KeyCode},
execute,
terminal::{disable_raw_mode, enable_raw_mode, EnterAlternateScreen, LeaveAlternateScreen},
};
use ratatui::{
backend::{Backend, CrosstermBackend},
Terminal,
};
use std::{error::Error, io, time::{Duration, Instant}};
mod cli;
mod config;
mod jira;
mod jira_api;
mod model;
mod ui;
use crate::cli::Args;
use crate::config::Config;
use crate::jira::fetch_tickets;
use crate::model::StatusGroups;
use crate::ui::{draw_ui, AppState, UiMode};
use clap::Parser;
fn main() -> Result<(), Box<dyn Error>> {
let args = Args::parse();
let mut config = Config::load();
// Handle --init flag
if args.init {
println!("Creating sample config at: {:?}", Config::config_path());
let sample_config = Config::default();
sample_config.save()?;
println!("Config file created! Edit it and add your JIRA credentials.");
return Ok(());
}
// Override config with CLI args
if let Some(ref url) = args.url {
config.jira.url = Some(url.clone());
}
config.query.jql = args.build_jql(&config.query.jql);
// Handle --once mode (display and exit)
if args.once {
let tickets = fetch_tickets(&config)?;
let columns = StatusGroups::from_tickets(tickets);
// Simple non-TUI output for use with watch
println!("🦀 KANBARS - JIRA Board\n");
columns.print_simple();
return Ok(());
}
// Fetch tickets before setting up terminal
let tickets = fetch_tickets(&config)?;
let columns = StatusGroups::from_tickets(tickets);
enable_raw_mode()?;
let mut stdout = io::stdout();
execute!(stdout, EnterAlternateScreen, EnableMouseCapture)?;
let backend = CrosstermBackend::new(stdout);
let mut terminal = Terminal::new(backend)?;
let res = run_app(&mut terminal, columns, &config, args.refresh);
disable_raw_mode()?;
execute!(
terminal.backend_mut(),
LeaveAlternateScreen,
DisableMouseCapture
)?;
terminal.show_cursor()?;
if let Err(err) = res {
println!("{:?}", err)
}
Ok(())
}
fn run_app<B: Backend>(
terminal: &mut Terminal<B>,
mut columns: StatusGroups,
config: &Config,
refresh_seconds: u64,
) -> Result<(), Box<dyn Error>> {
let mut last_refresh = Instant::now();
let refresh_interval = Duration::from_secs(refresh_seconds);
let mut paused = false;
let mut last_update_time = chrono::Local::now();
let mut app_state = AppState {
mode: UiMode::Board,
selected_index: 0, // Global index across all tickets
detail_ticket: None,
detail_scroll: 0,
detail_max_scroll: 0,
};
loop {
// Draw UI with current state
terminal.draw(|f| draw_ui(f, &columns, Some(&last_update_time), paused, refresh_seconds, &mut app_state))?;
// Check for keyboard input with timeout
let timeout = if paused {
Duration::from_millis(100) // Short timeout when paused
} else {
// Calculate time until next refresh
let elapsed = last_refresh.elapsed();
if elapsed >= refresh_interval {
Duration::from_millis(0) // Refresh immediately
} else {
refresh_interval - elapsed
}
};
if event::poll(timeout)? {
if let Event::Key(key) = event::read()? {
match app_state.mode {
UiMode::Board => {
match key.code {
KeyCode::Char('q') | KeyCode::Esc => return Ok(()),
KeyCode::Char('r') => {
// Manual refresh
match fetch_tickets(config) {
Ok(tickets) => {
columns = StatusGroups::from_tickets(tickets);
last_update_time = chrono::Local::now();
last_refresh = Instant::now();
}
Err(e) => {
// TODO: Show error in UI
eprintln!("Refresh failed: {}", e);
}
}
}
KeyCode::Char('p') => {
// Toggle pause
paused = !paused;
}
// Simple navigation - up/down cycles through all tickets
KeyCode::Up | KeyCode::Char('k') => {
let total_tickets = columns.total_tickets();
if app_state.selected_index > 0 {
app_state.selected_index -= 1;
} else if total_tickets > 0 {
// Wrap around to last ticket
app_state.selected_index = total_tickets - 1;
}
}
KeyCode::Down | KeyCode::Char('j') => {
let total_tickets = columns.total_tickets();
if total_tickets > 0 {
app_state.selected_index = (app_state.selected_index + 1) % total_tickets;
}
}
KeyCode::Enter => {
// Enter detail view for selected ticket
if let Some(ticket) = columns.get_ticket_by_index(app_state.selected_index) {
// Try to fetch full details
let mut detailed_ticket = ticket.clone();
if detailed_ticket.description.is_none() {
// Only fetch if we don't already have details
match jira_api::fetch_ticket_details(config, &ticket.key) {
Ok(full_ticket) => {
detailed_ticket = full_ticket;
}
Err(e) => {
// Store error message in description field for display
detailed_ticket.description = Some(format!(
"[Error fetching details]\n\n{}",
e.to_string()
));
}
}
}
app_state.detail_ticket = Some(detailed_ticket);
app_state.detail_scroll = 0;
app_state.mode = UiMode::Detail;
}
}
_ => {}
}
}
UiMode::Detail => {
match key.code {
KeyCode::Char('q') | KeyCode::Esc => {
// Return to board view
app_state.mode = UiMode::Board;
app_state.detail_ticket = None;
}
KeyCode::Up | KeyCode::Char('k') => {
if app_state.detail_scroll > 0 {
app_state.detail_scroll -= 1;
}
}
KeyCode::Down | KeyCode::Char('j') => {
if app_state.detail_scroll < app_state.detail_max_scroll {
app_state.detail_scroll += 1;
}
}
KeyCode::PageUp => {
app_state.detail_scroll = app_state.detail_scroll.saturating_sub(10);
}
KeyCode::PageDown => {
app_state.detail_scroll = (app_state.detail_scroll + 10).min(app_state.detail_max_scroll);
}
_ => {}
}
}
}
}
} else if !paused && last_refresh.elapsed() >= refresh_interval {
// Auto-refresh
match fetch_tickets(config) {
Ok(tickets) => {
columns = StatusGroups::from_tickets(tickets);
last_update_time = chrono::Local::now();
last_refresh = Instant::now();
}
Err(e) => {
// TODO: Show error in UI
eprintln!("Auto-refresh failed: {}", e);
last_refresh = Instant::now(); // Reset timer even on error
}
}
}
}
}