From 99d59ca3be5ce319e43671f63449b36344bb3f84 Mon Sep 17 00:00:00 2001 From: Akshay Date: Sun, 23 Aug 2020 17:38:49 +0530 Subject: switch to smol rt, fix form urlencoded requests --- src/main.rs | 75 ++++++++++++++++++++++++++++++++----------------------------- 1 file changed, 40 insertions(+), 35 deletions(-) (limited to 'src/main.rs') diff --git a/src/main.rs b/src/main.rs index 769ed03..86af042 100644 --- a/src/main.rs +++ b/src/main.rs @@ -10,6 +10,18 @@ use url::form_urlencoded; use std::collections::HashMap; use std::path::Path; +fn respond_with_shortlink>(shortlink: S) -> Response { + Response::builder() + .status(StatusCode::OK) + .header("content-type", "text/html") + .body(Body::from(shortlink.as_ref().to_string())) + .unwrap() +} + +fn respond_with_status(s: StatusCode) -> Response { + Response::builder().status(s).body(Body::empty()).unwrap() +} + fn shorten>(url: S, conn: &mut Connection) -> Result { let mut stmt = conn.prepare("select * from urls where link = ?1")?; let mut rows = stmt.query(params![url.as_ref().to_string()])?; @@ -36,14 +48,22 @@ fn get_link>(url: S, conn: &mut Connection) -> Result Result> { +async fn process_multipart( + body: Body, + boundary: String, + conn: &mut Connection, +) -> Result> { let mut m = Multipart::new(body, boundary); if let Some(field) = m.next_field().await? { - let content = field - .text() - .await - .with_context(|| format!("Expected field name"))?; - eprintln!("{}", content); + if field.name() == Some("shorten") { + let content = field + .text() + .await + .with_context(|| format!("Expected field name"))?; + + let shortlink = shorten(content, conn)?; + return Ok(respond_with_shortlink(shortlink)); + } } Ok(Response::builder() .status(StatusCode::OK) @@ -61,7 +81,6 @@ async fn shortner_service(req: Request) -> Result> { .and_then(|ct| ct.to_str().ok()) .and_then(|ct| multer::parse_boundary(ct).ok()); - // Send `BAD_REQUEST` status if the content-type is not multipart/form-data. if boundary.is_none() { let b = hyper::body::to_bytes(req) .await @@ -72,27 +91,14 @@ async fn shortner_service(req: Request) -> Result> { .collect::>(); if let Some(n) = params.get("shorten") { - let shortlink = shorten(n, &mut conn)?; - eprintln!("{}", shortlink); - let res = Response::builder() - .status(StatusCode::OK) - .header("content-type", "text/html") - .body(Body::from(shortlink))?; - return Ok(res); + let s = shorten(n, &mut conn)?; + return Ok(respond_with_shortlink(s)); } else { - eprintln!("hello world"); - let res = Response::builder() - .status(StatusCode::UNPROCESSABLE_ENTITY) - .body(Body::empty())?; - return Ok(res); + return Ok(respond_with_status(StatusCode::UNPROCESSABLE_ENTITY)); } } - if let Ok(res) = process_multipart(req.into_body(), boundary.unwrap()).await { - return Ok(res); - } else { - panic!("nani"); - } + return process_multipart(req.into_body(), boundary.unwrap(), &mut conn).await; } &Method::GET => { let shortlink = req.uri().path().to_string(); @@ -135,15 +141,14 @@ fn init_db>(p: P) -> Result { return Ok(conn); } -#[tokio::main] -async fn main() -> Result<()> { - let addr = ([127, 0, 0, 1], 3000).into(); - - let service = - make_service_fn(|_| async { Ok::<_, hyper::Error>(service_fn(shortner_service)) }); - - let server = Server::bind(&addr).serve(service); - println!("Listening on http://{}", addr); - server.await.unwrap(); - Ok(()) +fn main() -> Result<()> { + smol::run(async { + let addr = ([127, 0, 0, 1], 3000).into(); + let service = + make_service_fn(|_| async { Ok::<_, hyper::Error>(service_fn(shortner_service)) }); + let server = Server::bind(&addr).serve(service); + println!("Listening on http://{}", addr); + server.await.unwrap(); + Ok(()) + }) } -- cgit v1.2.3