1use futures::stream::StreamExt;
 2use std::convert::TryFrom;
 3use std::env::args;
 4use std::process::exit;
 5use std::str::FromStr;
 6use tokio_xmpp::Component;
 7use xmpp_parsers::message::{Body, Message, MessageType};
 8use xmpp_parsers::presence::{Presence, Show as PresenceShow, Type as PresenceType};
 9use xmpp_parsers::{Element, Jid};
10
11#[tokio::main]
12async fn main() {
13    let args: Vec<String> = args().collect();
14    if args.len() < 3 || args.len() > 5 {
15        println!("Usage: {} <jid> <password> [server] [port]", args[0]);
16        exit(1);
17    }
18    let jid = &args[1];
19    let password = &args[2];
20    let server = &args
21        .get(3)
22        .unwrap()
23        .parse()
24        .unwrap_or("127.0.0.1".to_owned());
25    let port: u16 = args.get(4).unwrap().parse().unwrap_or(5347u16);
26
27    // Component instance
28    println!("{} {} {} {}", jid, password, server, port);
29    let mut component = Component::new(jid, password, server, port).await.unwrap();
30
31    // Make the two interfaces for sending and receiving independent
32    // of each other so we can move one into a closure.
33    println!("Online: {}", component.jid);
34
35    // TODO: replace these hardcoded JIDs
36    let presence = make_presence(
37        Jid::from_str("test@component.linkmauve.fr/coucou").unwrap(),
38        Jid::from_str("linkmauve@linkmauve.fr").unwrap(),
39    );
40    component.send_stanza(presence).await.unwrap();
41
42    // Main loop, processes events
43    loop {
44        if let Some(stanza) = component.next().await {
45            if let Some(message) = Message::try_from(stanza).ok() {
46                // This is a message we'll echo
47                match (message.from, message.bodies.get("")) {
48                    (Some(from), Some(body)) => {
49                        if message.type_ != MessageType::Error {
50                            let reply = make_reply(from, &body.0);
51                            component.send_stanza(reply).await.unwrap();
52                        }
53                    }
54                    _ => (),
55                }
56            }
57        } else {
58            break;
59        }
60    }
61}
62
63// Construct a <presence/>
64fn make_presence(from: Jid, to: Jid) -> Element {
65    let mut presence = Presence::new(PresenceType::None);
66    presence.from = Some(from);
67    presence.to = Some(to);
68    presence.show = Some(PresenceShow::Chat);
69    presence
70        .statuses
71        .insert(String::from("en"), String::from("Echoing messages."));
72    presence.into()
73}
74
75// Construct a chat <message/>
76fn make_reply(to: Jid, body: &str) -> Element {
77    let mut message = Message::new(Some(to));
78    message.bodies.insert(String::new(), Body(body.to_owned()));
79    message.into()
80}