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use std::collections::HashMap;
use std::future::Future;
use std::sync::{Arc, Mutex};
use futures::future::{FutureExt, TryFutureExt};
use futures01::future::Future as Future01;
use log::info;
use rand::{rngs::SmallRng, seq::SliceRandom, SeedableRng};
use serde::{Deserialize, Serialize};
use tsclientlib::{ClientId, ConnectOptions, Identity, MessageTarget};
use crate::audio_player::AudioPlayerError;
use crate::teamspeak::TeamSpeakConnection;
use crate::Args;
use crate::bot::{MusicBot, MusicBotArgs, MusicBotMessage};
pub struct MasterBot {
config: Arc<MasterConfig>,
rng: Arc<Mutex<SmallRng>>,
available_names: Arc<Mutex<Vec<usize>>>,
available_ids: Arc<Mutex<Vec<usize>>>,
teamspeak: Arc<TeamSpeakConnection>,
connected_bots: Arc<Mutex<HashMap<String, Arc<MusicBot>>>>,
}
impl MasterBot {
pub async fn new(args: MasterArgs) -> (Arc<Self>, impl Future) {
let (tx, mut rx) = tokio02::sync::mpsc::unbounded_channel();
let tx = Arc::new(Mutex::new(tx));
info!("Starting in TeamSpeak mode");
let mut con_config = ConnectOptions::new(args.address.clone())
.version(tsclientlib::Version::Linux_3_3_2)
.name(args.master_name.clone())
.identity(args.id)
.log_commands(args.verbose >= 1)
.log_packets(args.verbose >= 2)
.log_udp_packets(args.verbose >= 3);
if let Some(channel) = args.channel {
con_config = con_config.channel(channel);
}
let connection = Arc::new(
TeamSpeakConnection::new(tx.clone(), con_config)
.await
.unwrap(),
);
let config = Arc::new(MasterConfig {
master_name: args.master_name,
address: args.address,
names: args.names,
ids: args.ids,
local: args.local,
verbose: args.verbose,
});
let name_count = config.names.len();
let id_count = config.ids.len();
let bot = Arc::new(Self {
config,
rng: Arc::new(Mutex::new(SmallRng::from_entropy())),
available_names: Arc::new(Mutex::new((0..name_count).collect())),
available_ids: Arc::new(Mutex::new((0..id_count).collect())),
teamspeak: connection,
connected_bots: Arc::new(Mutex::new(HashMap::new())),
});
let cbot = bot.clone();
let msg_loop = async move {
loop {
while let Some(msg) = rx.recv().await {
cbot.on_message(msg).await.unwrap();
}
}
};
(bot, msg_loop)
}
async fn spawn_bot(&self, id: ClientId) {
let channel = self.teamspeak.channel_path_of_user(id);
let (name, name_index) = {
let mut available_names = self.available_names.lock().expect("Mutex was not poisoned");
let mut rng = self.rng.lock().expect("Mutex was not poisoned");
available_names.shuffle(&mut *rng);
let name_index = match available_names.pop() {
Some(v) => v,
None => {
self.teamspeak.send_message_to_user(
id,
"Out of names. Too many bots are already connected!",
);
return;
}
};
(self.config.names[name_index].clone(), name_index)
};
let (id, id_index) = {
let mut available_ids = self.available_ids.lock().expect("Mutex was not poisoned");
let mut rng = self.rng.lock().expect("Mutex was not poisoned");
available_ids.shuffle(&mut *rng);
let id_index = match available_ids.pop() {
Some(v) => v,
None => {
self.teamspeak.send_message_to_user(
id,
"Out of identities. Too many bots are already connected!",
);
return;
}
};
(self.config.ids[id_index].clone(), id_index)
};
let cconnected_bots = self.connected_bots.clone();
let cavailable_names = self.available_names.clone();
let cavailable_ids = self.available_ids.clone();
let disconnect_cb = Box::new(move |n, name_index, id_index| {
let mut bots = cconnected_bots.lock().expect("Mutex was not poisoned");
bots.remove(&n);
cavailable_names.lock().expect("Mutex was not poisoned").push(name_index);
cavailable_ids.lock().expect("Mutex was not poisoned").push(id_index);
});
info!("Connecting to {} on {}", channel, self.config.address);
let bot_args = MusicBotArgs {
name: name.clone(),
name_index,
id_index,
local: self.config.local,
address: self.config.address.clone(),
id,
channel,
verbose: self.config.verbose,
disconnect_cb,
};
let (app, fut) = MusicBot::new(bot_args).await;
tokio::spawn(fut.unit_error().boxed().compat().map(|_| ()));
let mut bots = self.connected_bots.lock().expect("Mutex was not poisoned");
bots.insert(name, app);
}
async fn on_message(&self, message: MusicBotMessage) -> Result<(), AudioPlayerError> {
if let MusicBotMessage::TextMessage(message) = message {
if let MessageTarget::Poke(who) = message.target {
info!("Poked by {}, creating bot for their channel", who);
self.spawn_bot(who).await;
}
}
Ok(())
}
}
#[derive(Debug, Serialize, Deserialize)]
pub struct MasterArgs {
#[serde(default = "default_name")]
pub master_name: String,
#[serde(default = "default_local")]
pub local: bool,
pub address: String,
pub channel: Option<String>,
#[serde(default = "default_verbose")]
pub verbose: u8,
pub names: Vec<String>,
pub id: Identity,
pub ids: Vec<Identity>,
}
fn default_name() -> String {
String::from("PokeBot")
}
fn default_local() -> bool {
false
}
fn default_verbose() -> u8 {
0
}
impl MasterArgs {
pub fn merge(self, args: Args) -> Self {
let address = args.address.unwrap_or(self.address);
let local = args.local || self.local;
let channel = args.master_channel.or(self.channel);
let verbose = if args.verbose > 0 {
args.verbose
} else {
self.verbose
};
Self {
master_name: self.master_name,
names: self.names,
ids: self.ids,
local,
address,
id: self.id,
channel,
verbose,
}
}
}
pub struct MasterConfig {
pub master_name: String,
pub address: String,
pub names: Vec<String>,
pub ids: Vec<Identity>,
pub local: bool,
pub verbose: u8,
}
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