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-rw-r--r--crates/bot-client/src/lib.rs79
1 files changed, 79 insertions, 0 deletions
diff --git a/crates/bot-client/src/lib.rs b/crates/bot-client/src/lib.rs
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+++ b/crates/bot-client/src/lib.rs
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+use bot_config::Config;
+use bot_error::Error;
+use bot_http as http;
+
+use std::sync::Arc;
+
+use log::trace;
+use serenity::prelude::{Client, GatewayIntents, TypeMapKey};
+
+mod handler;
+
+use handler::Handler;
+
+/// Container for [`http::Client`]
+struct SharedHttp;
+
+impl TypeMapKey for SharedHttp {
+ type Value = Arc<http::Client>;
+}
+
+/// Container for [`Config`]
+struct SharedConfig;
+
+impl TypeMapKey for SharedConfig {
+ type Value = Arc<Config>;
+}
+
+/// Fetch our bot token
+fn token() -> Result<String, Error> {
+ let token = std::env::var("DISCORD_BOT_TOKEN")?;
+ Ok(token)
+}
+
+/// Create our client
+///
+/// # Errors
+///
+/// Will return [`Err`] if a [`Client`] cannot be created or configuration
+/// cannot be created from the environment.
+///
+/// # Panics
+///
+/// Will [`panic!`] if the bot token isn't found or the ctrl+c handler can't be made
+pub async fn get() -> Result<Client, Error> {
+ let token = token().expect("Couldn't find token in environment! Is DISCORD_BOT_TOKEN set?");
+
+ let intents = GatewayIntents::default();
+ trace!("Creating client");
+ let client = Client::builder(token, intents)
+ .event_handler(Handler)
+ .await?;
+
+ // add state stuff
+ let http_client = <http::Client as http::ClientExt>::default();
+ let config = Config::from_env()?;
+
+ {
+ let mut data = client.data.write().await;
+
+ data.insert::<SharedHttp>(Arc::new(http_client));
+ data.insert::<SharedConfig>(Arc::new(config.clone()));
+ }
+
+ let shard_manager = client.shard_manager.clone();
+
+ // gracefully shutdown on ctrl+c
+ tokio::spawn(async move {
+ #[cfg(target_family = "unix")]
+ tokio::signal::ctrl_c()
+ .await
+ .expect("Couldn't register ctrl+c handler!");
+ shard_manager.shutdown_all().await;
+ });
+
+ // run our jobs
+ bot_jobs::dispatch(config)?;
+
+ Ok(client)
+}