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use super::{MarkdownRender, ReplyEvent};
use crate::utils::{spaces, split_line_sematic, split_line_tail, AbortSignal};
use anyhow::Result;
use crossbeam::channel::Receiver;
use textwrap::core::display_width;
pub fn cmd_render_stream(
rx: &Receiver<ReplyEvent>,
render: &mut MarkdownRender,
abort: &AbortSignal,
) -> Result<()> {
let mut buffer = String::new();
let mut col = 0;
loop {
if abort.aborted() {
return Ok(());
}
if let Ok(evt) = rx.try_recv() {
match evt {
ReplyEvent::Text(text) => {
if text.contains('\n') {
let text = format!("{buffer}{text}");
let (head, tail) = split_line_tail(&text);
buffer = tail.to_string();
let input = format!("{}{head}", spaces(col));
let output = render.render(&input);
println!("{}", &output[col..]);
col = 0;
} else {
buffer = format!("{buffer}{text}");
if !(render.is_code()
|| buffer.len() < 40
|| buffer.starts_with('#')
|| buffer.starts_with('>')
|| buffer.starts_with('|'))
{
if let Some((head, remain)) = split_line_sematic(&buffer) {
buffer = remain;
let input = format!("{}{head}", spaces(col));
let output = render.render(&input);
let output = &output[col..];
let (_, tail) = split_line_tail(output);
if render.wrap_width().is_some() {
if output.contains('\n') {
col = display_width(tail);
} else {
col += display_width(output);
}
}
print!("{}", output);
}
}
}
}
ReplyEvent::Done => {
let input = format!("{}{buffer}", spaces(col));
let output = render.render(&input);
let output = &output[col..];
println!("{}", output);
break;
}
}
}
}
Ok(())
}
|
