add methods to routes, allow custom headers and response codes

1 files changed, 51 insertions, 0 deletions

diff --git a/src/server.rs b/src/server.rs
new file mode 100644
index 0000000..4b1f2b3
--- /dev/null
+++ b/src/server.rs
@@ -0,0 +1,51 @@
+use std::sync::Arc;
+use tokio::{net::TcpStream, io::{AsyncWriteExt, AsyncReadExt}};
+use crate::{http::{header::Header, response::Response, request::Request}, script::Config};
+
+async fn send_response(mut socket: TcpStream, code: u16, body: String) {
+    let mut res = Response::new();
+    res.headers.put(Header::new("Content-Type", "text/plain"));
+    res.status = code;
+    res.body = Some(body);
+
+    let res_str = res.deserialize();
+    
+    let _ = socket.write(res_str.as_bytes()).await;
+}
+
+pub async fn handle_connection(mut socket: TcpStream, config: Arc<Config>) {
+    
+    let mut buf = [0; 1204];
+
+    let n: usize = match socket.read(&mut buf).await {
+        Ok(n) if n == 0 => return,
+        Ok(n) => n as usize,
+        Err(e) => {
+            eprintln!("failed to read from socket; err = {:?}", e);
+            return
+        }
+    };
+    
+    let str = String::from_utf8_lossy(&buf[0..n]);
+
+    let Some(req) = Request::serialize(&str) else {
+        return
+    };
+
+
+    let Some(script) = config.get(&req.method, &req.uri.route) else {
+        send_response(socket, 405, "Method Not Allowed".to_owned()).await;
+        return
+    };
+
+    match script.run(req.body.as_ref()) {
+        Ok(res) => { 
+            let res_str = res.deserialize();
+            let _ = socket.write(res_str.as_bytes()).await;
+        },
+        Err(err) => {
+            println!("{err}");
+            send_response(socket, 500, format!("{err}")).await;
+        },
+    }
+}