1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75

use std::{
    io::{self, Write},
    sync::Arc,
};

use snafu::Snafu;
use termcolor::{BufferWriter, Color, ColorChoice, ColorSpec, WriteColor};

use crate::{
    cli::ServeCommand,
    serve_session::ServeSession,
    vfs::{RealFetcher, Vfs, WatchMode},
    web::LiveServer,
};

const DEFAULT_PORT: u16 = 34872;

#[derive(Debug, Snafu)]
pub struct ServeError(Error);

#[derive(Debug, Snafu)]
enum Error {}

pub fn serve(options: ServeCommand) -> Result<(), ServeError> {
    Ok(serve_inner(options)?)
}

fn serve_inner(options: ServeCommand) -> Result<(), Error> {
    let vfs = Vfs::new(RealFetcher::new(WatchMode::Enabled));

    let session = Arc::new(ServeSession::new(vfs, &options.absolute_project()));

    let port = options
        .port
        .or_else(|| session.project_port())
        .unwrap_or(DEFAULT_PORT);

    let server = LiveServer::new(session);

    let _ = show_start_message(port);
    server.start(port);

    Ok(())
}

fn show_start_message(port: u16) -> io::Result<()> {
    let writer = BufferWriter::stdout(ColorChoice::Auto);
    let mut buffer = writer.buffer();

    writeln!(&mut buffer, "Rojo server listening:")?;

    write!(&mut buffer, "  Address: ")?;
    buffer.set_color(ColorSpec::new().set_fg(Some(Color::Green)).set_bold(true))?;
    writeln!(&mut buffer, "localhost")?;

    buffer.set_color(&ColorSpec::new())?;
    write!(&mut buffer, "  Port:    ")?;
    buffer.set_color(ColorSpec::new().set_fg(Some(Color::Green)).set_bold(true))?;
    writeln!(&mut buffer, "{}", port)?;

    writeln!(&mut buffer)?;

    buffer.set_color(&ColorSpec::new())?;
    write!(&mut buffer, "Visit ")?;

    buffer.set_color(ColorSpec::new().set_fg(Some(Color::Green)).set_bold(true))?;
    write!(&mut buffer, "http://localhost:{}/", port)?;

    buffer.set_color(&ColorSpec::new())?;
    writeln!(&mut buffer, " in your browser for more information.")?;

    writer.print(&buffer)?;

    Ok(())
}