From c7d885e4b8189e4539c1f259a44ec37c6cd027b2 Mon Sep 17 00:00:00 2001
From: "Adam T. Carpenter" <atc@53hor.net>
Date: Mon, 2 May 2022 22:32:52 -0400
Subject: feat: reset button read config start db pool and launch axum server

---
 dichroism/src/main.rs | 99 ++++++++++++++++++++-------------------------------
 1 file changed, 38 insertions(+), 61 deletions(-)

(limited to 'dichroism/src/main.rs')

diff --git a/dichroism/src/main.rs b/dichroism/src/main.rs
index 6c76f0a..86de76f 100644
--- a/dichroism/src/main.rs
+++ b/dichroism/src/main.rs
@@ -1,66 +1,43 @@
-#[macro_use]
-extern crate serde;
-#[macro_use]
-extern crate diesel;
-
-use actix_cors::Cors;
-use actix_web::{middleware::Logger, App, HttpServer};
-use config::CONFIG_INSTANCE as CONFIG;
-use diesel::prelude::SqliteConnection;
-use diesel::r2d2::ConnectionManager;
-use diesel::r2d2::Pool;
-use listenfd::ListenFd;
-use result::Result;
+use anyhow::Context;
+use axum::{http::StatusCode, routing::get_service, Router};
+use r2d2::Pool;
+use r2d2_sqlite::SqliteConnectionManager;
+use rusqlite::params;
+use std::io::Error;
+use tower_http::services::ServeDir;
 
 mod config;
-mod constants;
-mod dtos;
-mod error;
-mod handlers;
-mod image_service;
-mod models;
-mod repo;
 mod result;
-mod schema;
-mod types;
-
-#[actix_web::main]
-async fn main() -> Result<()> {
-    // Init logging
-    std::env::set_var("RUST_LOG", "actix_web=info");
-    env_logger::init();
-
-    // Init DB connection pool
-    let manager = ConnectionManager::<SqliteConnection>::new(&CONFIG.db_url);
-    let pool = Pool::builder().build(manager)?;
-
-    // Init application server
-    let mut server = HttpServer::new(move || {
-        // Init CORS policy
-        let cors = Cors::permissive();
-
-        App::new()
-            .data(pool.clone())
-            .wrap(cors)
-            .wrap(Logger::default())
-            .service(handlers::hello)
-            .service(handlers::get_products)
-            .service(handlers::patch_product)
-            .service(handlers::post_product)
-            .service(handlers::post_photo)
-    });
-
-    // If using listenfd, bind to it instead of the configured address to allow for cargo watch
-    // auto-reloading
-    let mut listenfd = ListenFd::from_env();
-    server = if let Some(l) = listenfd
-        .take_tcp_listener(0)
-        .expect("Unable to grab TCP listener!")
-    {
-        server.listen(l)?
-    } else {
-        server.bind(CONFIG.bind_addr)?
-    };
 
-    Ok(server.run().await?)
+#[tokio::main]
+async fn main() -> result::Result<()> {
+    // read config from environment
+    let config = config::Config::from_env()?;
+
+    // start db connection pool
+    let manager = SqliteConnectionManager::file(&config.db_path);
+    let pool = Pool::new(manager).with_context(|| "Failed to create database connection pool.")?;
+
+    // migrate/init db if empty
+    pool.get()?
+        .execute(include_str!("./migrations/photo_sets.sql"), params![])?;
+    pool.get()?
+        .execute(include_str!("./migrations/products.sql"), params![])?;
+
+    let app = Router::new().nest(
+        "/static",
+        get_service(ServeDir::new("/zroot/gl/images")).handle_error(|error: Error| async move {
+            (
+                StatusCode::INTERNAL_SERVER_ERROR,
+                format!("Unhandled internal error: {}", error),
+            )
+        }),
+    );
+
+    axum::Server::bind(&config.bind_addr)
+        .serve(app.into_make_service())
+        .await
+        .with_context(|| "Server error!")?;
+
+    Ok(())
 }
-- 
cgit v1.2.3