matrix-rust-sdk/crates/matrix-sdk/examples/command_bot.rs

102 lines
3.4 KiB
Rust

use std::{env, process::exit};
use matrix_sdk::{
config::{ClientConfig, SyncSettings},
room::Room,
ruma::events::{
room::message::{MessageEventContent, MessageType, TextMessageEventContent},
AnyMessageEventContent, SyncMessageEvent,
},
Client,
};
use url::Url;
async fn on_room_message(event: SyncMessageEvent<MessageEventContent>, room: Room) {
if let Room::Joined(room) = room {
let msg_body = if let SyncMessageEvent {
content:
MessageEventContent {
msgtype: MessageType::Text(TextMessageEventContent { body: msg_body, .. }),
..
},
..
} = event
{
msg_body
} else {
return;
};
if msg_body.contains("!party") {
let content = AnyMessageEventContent::RoomMessage(MessageEventContent::text_plain(
"🎉🎊🥳 let's PARTY!! 🥳🎊🎉",
));
println!("sending");
// send our message to the room we found the "!party" command in
// the last parameter is an optional Uuid which we don't care about.
room.send(content, None).await.unwrap();
println!("message sent");
}
}
}
async fn login_and_sync(
homeserver_url: String,
username: String,
password: String,
) -> Result<(), matrix_sdk::Error> {
// the location for `JsonStore` to save files to
let mut home = dirs::home_dir().expect("no home directory found");
home.push("party_bot");
let client_config = ClientConfig::new().store_path(home);
let homeserver_url = Url::parse(&homeserver_url).expect("Couldn't parse the homeserver URL");
// create a new Client with the given homeserver url and config
let client = Client::new_with_config(homeserver_url, client_config).unwrap();
client.login(&username, &password, None, Some("command bot")).await?;
println!("logged in as {}", username);
// An initial sync to set up state and so our bot doesn't respond to old
// messages. If the `StateStore` finds saved state in the location given the
// initial sync will be skipped in favor of loading state from the store
client.sync_once(SyncSettings::default()).await.unwrap();
// add our CommandBot to be notified of incoming messages, we do this after the
// initial sync to avoid responding to messages before the bot was running.
client.register_event_handler(on_room_message).await;
// since we called `sync_once` before we entered our sync loop we must pass
// that sync token to `sync`
let settings = SyncSettings::default().token(client.sync_token().await.unwrap());
// this keeps state from the server streaming in to CommandBot via the
// EventHandler trait
client.sync(settings).await;
Ok(())
}
#[tokio::main]
async fn main() -> Result<(), matrix_sdk::Error> {
tracing_subscriber::fmt::init();
let (homeserver_url, username, password) =
match (env::args().nth(1), env::args().nth(2), env::args().nth(3)) {
(Some(a), Some(b), Some(c)) => (a, b, c),
_ => {
eprintln!(
"Usage: {} <homeserver_url> <username> <password>",
env::args().next().unwrap()
);
exit(1)
}
};
login_and_sync(homeserver_url, username, password).await?;
Ok(())
}