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|
use std::path::PathBuf;
use anyhow::{Context, Result};
use clap::{value_parser, ArgAction, Parser};
use log::LevelFilter;
use minneplbot::{Handler, HandlerConfig};
use serenity::{
all::{ChannelId, GatewayIntents},
Client,
};
use simple_logger::SimpleLogger;
#[derive(Debug, Parser)]
struct Args {
/// Decreases the log level.
#[clap(
short,
long,
conflicts_with("verbose"),
action = ArgAction::Count,
value_parser = value_parser!(u8).range(..=3)
)]
quiet: u8,
/// Increases the log level.
#[clap(
short,
long,
conflicts_with("quiet"),
action = ArgAction::Count,
value_parser = value_parser!(u8).range(..=2)
)]
verbose: u8,
/// The directory to store files in.
#[clap(env = "DB_DIR")]
db_dir: PathBuf,
/// The Discord API token. Pass this via an environment variable, _not_ the command-line!
#[clap(
long = "do-not-pass-the-discord-token-via-the-command-line",
env = "DISCORD_TOKEN"
)]
discord_token: String,
/// The channel ID of the #labwatch channel.
#[clap(long = "labwatch-channel-id", env = "LABWATCH_CHANNEL_ID")]
labwatch_channel_id: ChannelId,
}
#[tokio::main(flavor = "current_thread")]
async fn main() -> Result<()> {
// Parse the arguments.
let args = Args::parse();
// Compute the log level to use.
let log_level = match (args.quiet, args.verbose) {
(0, 0) => LevelFilter::Info,
(0, 1) => LevelFilter::Debug,
(0, 2) => LevelFilter::Trace,
(1, _) => LevelFilter::Warn,
(2, _) => LevelFilter::Error,
(_, _) => LevelFilter::Off,
};
SimpleLogger::new()
.with_level(log_level)
.init()
.context("Failed to configure logger")?;
// Promise that we aren't gonna call setenv.
unsafe {
use time::util::local_offset::{set_soundness, Soundness};
set_soundness(Soundness::Unsound);
}
// Start up the client.
let intents = GatewayIntents::default();
Client::builder(&args.discord_token, intents)
.event_handler(Handler::from(HandlerConfig {
db_dir: args.db_dir,
labwatch_channel_id: args.labwatch_channel_id,
}))
.await
.context("failed to create Discord client")?
.start()
.await
.context("failed to start Discord client")?;
Ok(())
}
|
