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use std::io;
use std::str::FromStr;
use axum::{middleware, Router};
use clap::Parser;
use sqlx::sqlite::{SqliteConnectOptions, SqlitePool, SqlitePoolOptions};
use tokio::net;
use crate::{app::App, channel, clock, events, index, login};
pub type Result<T> = std::result::Result<T, Error>;
#[derive(Parser)]
pub struct Args {
#[arg(short, long, env, default_value = "localhost")]
address: String,
#[arg(short, long, env, default_value_t = 64209)]
port: u16,
#[arg(short, long, env, default_value = "sqlite://.hi")]
database_url: String,
}
impl Args {
pub async fn run(self) -> Result<()> {
let pool = self.pool().await?;
sqlx::migrate!().run(&pool).await?;
let app = App::from(pool).await?;
let app = routers()
.route_layer(middleware::from_fn(clock::middleware))
.with_state(app);
let listener = self.listener().await?;
let started_msg = started_msg(&listener)?;
let serve = axum::serve(listener, app);
println!("{started_msg}");
serve.await?;
Ok(())
}
async fn listener(&self) -> io::Result<net::TcpListener> {
let listen_addr = self.listen_addr();
let listener = tokio::net::TcpListener::bind(listen_addr).await?;
Ok(listener)
}
fn listen_addr(&self) -> impl net::ToSocketAddrs + '_ {
(self.address.as_str(), self.port)
}
async fn pool(&self) -> sqlx::Result<SqlitePool> {
let options = SqliteConnectOptions::from_str(&self.database_url)?
.create_if_missing(true)
.optimize_on_close(true, /* analysis_limit */ None);
let pool = SqlitePoolOptions::new().connect_with(options).await?;
Ok(pool)
}
}
fn routers() -> Router<App> {
[channel::router(), events::router(), login::router()]
.into_iter()
.fold(index::routes::router(), Router::merge)
}
fn started_msg(listener: &net::TcpListener) -> io::Result<String> {
let local_addr = listener.local_addr()?;
Ok(format!("listening on http://{local_addr}/"))
}
#[derive(Debug, thiserror::Error)]
pub enum Error {
#[error("io error: {0}")]
IoError(#[from] io::Error),
#[error("database error: {0}")]
DatabaseError(#[from] sqlx::Error),
#[error("database migration error: {0}")]
MigrateError(#[from] sqlx::migrate::MigrateError),
}
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