adding html to responder, and improving responder, adding data to server

Cargo.toml

@@ -4,7 +4,7 @@ version = "0.1.1"
 edition = "2024"
 
 [dependencies]
-tokio = { version = "1.49.0", features = ["macros", "rt", "rt-multi-thread", "signal", "net"] }
+tokio = { version = "1.50.0", features = ["macros", "rt", "rt-multi-thread", "signal", "net"] }
 tokio-util = "0.7.18"
 
 http = "1.4.0"

src/builder.rs

@@ -5,12 +5,34 @@ use crate::{
 };
 use std::sync::Arc;
 
-pub struct ServerBuilder {
+pub struct ServerBuilder<D = ()> {
     pub config: ServerConfig,
     pub middlewares: Vec<Box<dyn Middleware>>,
+    pub data: Option<D>,
 }
 
-impl ServerBuilder {
+impl ServerBuilder<()> {
+    pub fn new() -> Self {
+        Self {
+            config: ServerConfig::default(),
+            middlewares: vec![],
+            data: None,
+        }
+    }
+
+    pub fn data<NewD>(self, data: NewD) -> ServerBuilder<NewD>
+    where
+        NewD: Clone + Send + Sync + 'static,
+    {
+        ServerBuilder {
+            config: self.config,
+            middlewares: self.middlewares,
+            data: Some(data),
+        }
+    }
+}
+
+impl<D: Clone + Send + Sync + 'static> ServerBuilder<D> {
     pub fn address(mut self, ip: &str, port: u16) -> Self {
         self.config.ip = ip.to_string();
         self.config.port = port;
@@ -45,11 +67,6 @@ impl ServerBuilder {
         self
     }
 
-    pub fn api_key(mut self, api_key: &str) -> Self {
-        self.config.api_key = Some(api_key.to_string());
-        self
-    }
-
     pub fn middleware<M>(mut self, middleware: M) -> Self
     where
         M: Middleware + 'static,
@@ -58,10 +75,11 @@ impl ServerBuilder {
         self
     }
 
-    pub fn build(self) -> Server {
+    pub fn build(self) -> Server<D> {
         Server {
             config: Arc::new(self.config),
             middlewares: Arc::new(self.middlewares),
+            data: self.data.map(Arc::new),
         }
     }
 }

src/config.rs

@@ -1,9 +1,6 @@
 pub struct ServerConfig {
     pub ip: String,
     pub port: u16,
-
-    // Request filtering
-    pub api_key: Option<String>,
 }
 
 impl Default for ServerConfig {
@@ -11,8 +8,6 @@ impl Default for ServerConfig {
         ServerConfig {
             ip: "127.0.0.1".to_string(),
             port: 8080,
-
-            api_key: None,
         }
     }
 }

src/main.rs

@@ -1,7 +1,7 @@
 use http_body_util::Full;
 use hyper::{
-    body::{Bytes, Incoming},
     Request, Response,
+    body::{Bytes, Incoming},
 };
 use servme::{Responder, Server};
 use std::convert::Infallible;
@@ -16,5 +16,5 @@ async fn main() {
 }
 
 async fn handler(req: Request<Incoming>) -> Result<Response<Full<Bytes>>, Infallible> {
-    Responder::text(&format!("Hello World! {}", req.uri()))
+    Responder::ok(format!("Hello World! {}", req.uri()))
 }

src/middleware/api_key.rs

@@ -1,6 +1,6 @@
 use crate::{
-    middleware::{Middleware, MiddlewareFuture, MiddlewareResult},
     Responder,
+    middleware::{Middleware, MiddlewareFuture, MiddlewareResult},
 };
 use http::Request;
 use hyper::body::Incoming;

src/middleware/jwt.rs

@@ -1,10 +1,10 @@
 use crate::{
-    middleware::{auth_types::Claims, Middleware, MiddlewareFuture, MiddlewareResult},
     Responder,
+    middleware::{Middleware, MiddlewareFuture, MiddlewareResult, auth_types::Claims},
 };
 use http::Request;
 use hyper::body::Incoming;
-use jsonwebtoken::{decode, Algorithm, DecodingKey, Validation};
+use jsonwebtoken::{Algorithm, DecodingKey, Validation, decode};
 use log::error;
 
 pub struct JwtMiddleware {

src/responder.rs

@@ -1,4 +1,7 @@
-use http::{header::CONTENT_TYPE, Response, StatusCode};
+use http::{
+    Response, StatusCode,
+    header::{CONTENT_TYPE, LOCATION},
+};
 use http_body_util::Full;
 use hyper::body::Bytes;
 use serde::Serialize;
@@ -7,53 +10,60 @@ use std::convert::Infallible;
 pub struct Responder;
 
 impl Responder {
+    pub fn ok<B: Into<Bytes>>(body: B) -> Result<Response<Full<Bytes>>, Infallible> {
+        Self::with_status(StatusCode::OK, body)
+    }
+
+    pub fn html<B: Into<Bytes>>(body: B) -> Result<Response<Full<Bytes>>, Infallible> {
+        Ok(Response::builder()
+            .status(StatusCode::OK)
+            .header(CONTENT_TYPE, "text/html; charset=utf-8")
+            .body(Full::new(body.into()))
+            .unwrap())
+    }
+
+    pub fn json<T: Serialize>(value: &T) -> Result<Response<Full<Bytes>>, Infallible> {
+        match serde_json::to_vec(value) {
+            Ok(bytes) => Ok(Response::builder()
+                .status(StatusCode::OK)
+                .header(CONTENT_TYPE, "application/json")
+                .body(Full::new(Bytes::from(bytes)))
+                .unwrap()),
+            Err(e) => Self::internal_error(format!("JSON Serialization Error: {}", e)),
+        }
+    }
+
+    pub fn redirect(url: &str) -> Result<Response<Full<Bytes>>, Infallible> {
+        Ok(Response::builder()
+            .status(StatusCode::SEE_OTHER)
+            .header(LOCATION, url)
+            .body(Full::new(Bytes::new()))
+            .unwrap())
+    }
+
     pub fn not_found() -> Result<Response<Full<Bytes>>, Infallible> {
-        Self::text_using_status(StatusCode::NOT_FOUND.as_u16(), "Not Found")
+        Self::with_status(StatusCode::NOT_FOUND, "Not Found")
     }
 
     pub fn unauthorized() -> Result<Response<Full<Bytes>>, Infallible> {
-        Self::text_using_status(StatusCode::UNAUTHORIZED.as_u16(), "Unauthorized")
+        Self::with_status(StatusCode::UNAUTHORIZED, "Unauthorized")
     }
 
-    pub fn text(response: &str) -> Result<Response<Full<Bytes>>, Infallible> {
+    pub fn forbidden() -> Result<Response<Full<Bytes>>, Infallible> {
-        Self::text_using_status(StatusCode::OK.as_u16(), response)
+        Self::with_status(StatusCode::FORBIDDEN, "Forbidden")
     }
 
-    pub fn json<T: Serialize>(json: &T) -> Result<Response<Full<Bytes>>, Infallible> {
+    pub fn internal_error<B: Into<Bytes>>(body: B) -> Result<Response<Full<Bytes>>, Infallible> {
-        Self::json_using_status(StatusCode::OK.as_u16(), json)
+        Self::with_status(StatusCode::INTERNAL_SERVER_ERROR, body)
     }
 
-    pub fn text_using_status(
+    pub fn with_status<B: Into<Bytes>>(
-        status: u16,
+        status: StatusCode,
-        response: &str,
+        body: B,
     ) -> Result<Response<Full<Bytes>>, Infallible> {
-        let builder = Response::builder().status(status);
+        Ok(Response::builder()
-        Self::build_response(builder, response.to_string().into())
-    }
-
-    pub fn json_using_status<T: Serialize>(
-        status: u16,
-        json: &T,
-    ) -> Result<Response<Full<Bytes>>, Infallible> {
-        let builder = Response::builder()
             .status(status)
-            .header(CONTENT_TYPE, "application/json");
+            .body(Full::new(body.into()))
-
+            .unwrap())
-        match serde_json::to_string(json) {
-            Ok(body) => Self::build_response(builder, body.into()),
-            Err(e) => Self::text_using_status(500, &format!("JSON Error: {}", e)),
-        }
-    }
-
-    // Método privado interno para centralizar la construcción
-    fn build_response(
-        builder: http::response::Builder,
-        body: Bytes,
-    ) -> Result<Response<Full<Bytes>>, Infallible> {
-        // En un servidor web real, un error de construcción aquí es casi imposible,
-        // pero manejarlo formalmente es mejor que hacer unwrap()
-        Ok(builder
-            .body(Full::new(body))
-            .unwrap_or_else(|_| Response::new(Full::new(Bytes::from("Internal Server Error")))))
     }
 }

src/server.rs

@@ -3,28 +3,32 @@ use crate::{
     config::ServerConfig,
     middleware::{Middleware, MiddlewareResult},
 };
-use http1::Builder;
 use http_body_util::Full;
-use hyper::{body::Incoming, server::conn::http1, service::service_fn, Request, Response};
+use http1::Builder;
+use hyper::{Request, Response, body::Incoming, server::conn::http1, service::service_fn};
 use hyper_util::rt::TokioIo;
 use log::error;
 use std::{convert::Infallible, future::Future, net::SocketAddr, sync::Arc};
 use tokio::{net::TcpListener, spawn};
 use tokio_util::bytes::Bytes;
 
-pub struct Server {
+pub struct Server<D = ()> {
     pub config: Arc<ServerConfig>,
     pub middlewares: Arc<Vec<Box<dyn Middleware>>>,
+    pub data: Option<Arc<D>>,
 }
 
 impl Server {
-    pub fn builder() -> ServerBuilder {
+    pub fn builder() -> ServerBuilder<()> {
         ServerBuilder {
             config: ServerConfig::default(),
             middlewares: vec![],
+            data: None,
         }
     }
+}
 
+impl<D: Clone + Send + Sync + 'static> Server<D> {
     pub async fn run<F, Fut>(self, handler: F)
     where
         F: Fn(Request<Incoming>) -> Fut + Send + Sync + 'static,
@@ -51,6 +55,7 @@ impl Server {
 
             let io = TokioIo::new(tcp);
 
+            let data_to_inject = self.data.clone();
             let mws = Arc::clone(&shared_middlewares);
             let h = Arc::clone(&handler);
             let client_ip = client_addr.ip();
@@ -62,6 +67,10 @@ impl Server {
                         let mws = Arc::clone(&mws);
                         let h = Arc::clone(&h);
 
+                        if let Some(ref d) = data_to_inject {
+                            req.extensions_mut().insert(Arc::clone(d));
+                        }
+
                         async move {
                             req.extensions_mut().insert(client_ip);