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use super::State;
use std::io::Write;
use termion::{color, event::Key};
pub struct Threads {
pub threads: Vec<Thread>,
pub i: isize,
}
pub struct Thread {
subject: String,
authors: Vec<String>,
id: String,
}
impl<'d, 'q> Threads {
pub fn new(threads: notmuch::Threads<'d, 'q>) -> Self {
let threads = threads.map(|t| Thread {
subject: t.subject().to_string(),
authors: t.authors().clone(),
id: t.id().to_string(),
}).collect();
Self {
threads,
i: 0
}
}
pub fn init<W: Write>(&mut self, out: &mut W) {
draw(&self, out);
}
pub fn tick<W: Write>(mut self, out: &mut W, key: Key) -> State {
match key {
Key::Char('j') => self.i += 1,
Key::Char('k') => self.i -= 1,
_ => (),
}
self.i = self.i.rem_euclid(self.threads.len() as isize);
draw(&self, out);
State::Threads(self)
}
}
fn draw<W: Write>(state: &Threads, out: &mut W) {
write!(out, "{}", termion::clear::All).unwrap();
for (i, thread) in state.threads.iter().enumerate() {
write!(out, "{}", termion::cursor::Goto(1, (i + 1) as u16)).unwrap();
let highlight = i == state.i as usize;
if highlight {
write!(out, "{}", color::Fg(color::Red)).unwrap();
}
write!(out, "thread {:?}, {:?}", thread.subject, thread.authors).unwrap();
if highlight {
write!(out, "{}", color::Fg(color::Reset)).unwrap();
}
}
out.flush().unwrap();
}
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