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extern crate futures;
extern crate serenity;
extern crate tokio_core;
extern crate env_logger;
use serenity::{
gateway::{
ShardingStrategy,
ShardManager,
ShardManagerOptions,
SimpleReconnectQueue,
},
model::event::{
Event,
GatewayEvent,
},
};
use std::{
env,
rc::Rc,
};
use tokio_core::reactor::{Core, Handle};
use futures::{future, Future, Stream};
fn main() {
env_logger::init().expect("Error initializing env_logger");
let mut core = Core::new().expect("Error creating event loop");
let future = try_main(core.handle());
core.run(future).expect("Error running event loop");
}
fn try_main(handle: Handle) -> Box<Future<Item = (), Error = ()>> {
let token = env::var("DISCORD_TOKEN")
.expect("Expected a token in the environment");
let opts = ShardManagerOptions {
strategy: ShardingStrategy::multi(4),
token: Rc::new(token),
ws_uri: Rc::new(String::from("nothing")),
queue: SimpleReconnectQueue::new(4),
};
let mut shard_manager = ShardManager::new(opts, handle.clone());
let future = shard_manager.start()
.map_err(|e| println!("Error starting shard manager: {:?}", e));
handle.spawn(future);
let future = shard_manager.messages().for_each(move |(shard, message)| {
let mut shard = shard.borrow_mut();
let event = shard.parse(message)
.expect("Could not parse shard stream message");
shard.process(&event);
shard_manager.process(&event);
match event {
GatewayEvent::Dispatch(_, Event::MessageCreate(ev)) => {
if ev.message.content == "!ping" {
println!("Pong!");
}
},
GatewayEvent::Dispatch(_, Event::Ready(_)) => {
println!("Connected to Discord!");
},
_ => {
// Ignore all other messages.
},
}
future::ok(())
});
Box::new(future)
}
|