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use crate::app::Task;
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use crate::app::{ExternalMsg, InternalMsg, MsgIn};
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use crate::input::Key;
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use crossterm::event::{self, Event};
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use std::sync::mpsc::{Receiver, Sender};
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use std::thread;
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pub fn keep_reading(tx_msg_in: Sender<Task>, rx_event_reader: Receiver<bool>) {
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thread::spawn(move || {
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let mut is_paused = false;
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loop {
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if let Ok(paused) = rx_event_reader.try_recv() {
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is_paused = paused;
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};
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if is_paused {
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thread::sleep(std::time::Duration::from_millis(200));
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} else if event::poll(std::time::Duration::from_millis(50)).unwrap_or_default() {
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// NOTE: The poll timeout need to stay low, else spawning sub subshell
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// and start typing immediately will cause panic.
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match event::read() {
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Ok(Event::Key(key)) => {
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let key = Key::from_event(key);
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let msg = MsgIn::Internal(InternalMsg::HandleKey(key));
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tx_msg_in
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.send(Task::new(msg, Some(key)))
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.unwrap_or_default();
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}
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Ok(Event::Resize(_, _)) => {
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let msg = MsgIn::External(ExternalMsg::Refresh);
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tx_msg_in.send(Task::new(msg, None)).unwrap_or_default();
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}
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Ok(_) => {}
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Err(e) => {
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tx_msg_in
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.send(Task::new(
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MsgIn::External(ExternalMsg::LogError(e.to_string())),
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None,
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))
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.unwrap_or_default();
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}
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}
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}
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}
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});
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}
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