WIP retrieve users

requests/auth.http

@@ -22,3 +22,9 @@ Content-Type: application/json
     "email": "astria@example.com",
     "password": "securepassword"
 }
+
+###
+GET /api/auth HTTP/1.1
+Host: localhost:7878
+User-Agent: curl/7.68.0
+Accept: */*

requests/user.http

@@ -0,0 +1,6 @@
+###
+GET /api/user HTTP/1.1
+Host: localhost:7878
+User-Agent: curl/7.68.0
+Accept: */*
+Authorization: Bearer 3e1d1902151506191008255c46523e1f1b0d150217001f0937525b503406020d1f0c092c19102b4b5e5568160212010f00331d1b3e544758375912091e

src/controllers/auth.rs

@@ -84,7 +84,7 @@ pub async fn login(http_request: HttpRequest, stream: &mut TokioTcpStream) {
         return;
     }
 
-    let token = crypt::encrypt(&format!("jklhsdfhjkdfsjkhlfzerhjsdf_{}:{}", user.username, user.email));
+    let token = crypt::encrypt(&format!("{}_{}:{}", std::env::var("JWT_KEY").unwrap_or_default(), user.username, user.email));
 
     let response = format!("HTTP/1.1 200 OK\r\n\r\nLogin Successful\r\nAuthorization: Bearer {}", token);
     if let Err(e) = stream.write_all(response.as_bytes()).await {

src/controllers/mod.rs

@@ -1 +1,2 @@
 pub mod auth;
+pub mod user_controller;

src/controllers/user_controller.rs

@@ -0,0 +1,63 @@
+use tokio::net::TcpStream;
+use tokio::io::AsyncWriteExt;
+
+use crate::models::token::Token;
+use crate::models::user_info::UserInfo;
+use crate::models::HttpRequest::HttpRequest;
+use crate::utils::{crypt, jwt};
+
+pub async fn get_user_info(http_request: HttpRequest, stream: &mut TcpStream) {
+    // Placeholder for actual user info retrieval logic
+ 
+    let authorization = http_request.headers.authorization.clone().unwrap_or_default();
+    let token_str = authorization.strip_prefix("Bearer ").unwrap_or("");
+    println!("Extracted token: {}", token_str);
+    let token = crate::utils::crypt::decrypt(token_str);
+    println!("Decrypted token: {:?}", token);
+
+    if !jwt::verify_token(&token) {
+        let response = "HTTP/1.1 401 Unauthorized\r\n\r\nInvalid or missing token";
+        if let Err(e) = stream.write_all(response.as_bytes()).await {
+            eprintln!("Error writing response: {}", e);
+        }
+        return;
+    }
+
+    let token = match jwt::extract(&token) {
+        Some(token) => token,
+        None => {
+            let response = "HTTP/1.1 400 Bad Request\r\n\r\nMalformed token";
+            if let Err(e) = stream.write_all(response.as_bytes()).await {
+                eprintln!("Error writing response: {}", e);
+            }
+            return;
+        }
+    };
+
+    
+    let user_info = match crate::services::users::get_user_profile(token).await {
+        Ok(Some(info)) => info,
+        Ok(None) => {
+            let response = "HTTP/1.1 404 Not Found\r\n\r\nUser not found";
+            if let Err(e) = stream.write_all(response.as_bytes()).await {
+                eprintln!("Error writing response: {}", e);
+            }
+            return;
+        }
+        Err(e) => {
+            let response = format!("HTTP/1.1 500 Internal Server Error\r\n\r\nError: {}", e);
+            if let Err(e) = stream.write_all(response.as_bytes()).await {
+                eprintln!("Error writing response: {}", e);
+            }
+            return;
+        }
+    };
+
+    let response = format!(
+        "HTTP/1.1 200 OK\r\nContent-Type: application/json\r\n\r\n{{\"id\": {}, \"username\": \"{}\", \"email\": \"{}\"}}",
+        user_info.id, user_info.username, user_info.email
+    );
+    if let Err(e) = stream.write_all(response.as_bytes()).await {
+        eprintln!("Error writing response: {}", e);
+    }
+}

src/models/http_header.rs

@@ -6,4 +6,5 @@ pub struct HttpHeader {
     pub version: Option<String>,
     pub content_length: Option<usize>,
     pub content_type: Option<String>,
+    pub authorization: Option<String>,
 }

src/models/mod.rs

@@ -2,3 +2,5 @@ pub mod HttpRequest;
 pub mod http_header;
 pub mod credentials;
 pub mod user;
+pub mod user_info;
+pub mod token;

src/models/token.rs

@@ -0,0 +1,7 @@
+use serde::{Deserialize, Serialize};
+
+#[derive(Debug, Serialize, Deserialize)]
+pub struct Token {
+    pub email: String,
+    pub username: String
+}

src/models/user_info.rs

@@ -0,0 +1,8 @@
+use serde::{Deserialize, Serialize};
+
+#[derive(Debug, Serialize, Deserialize)]
+pub struct UserInfo {
+    pub id: i32,
+    pub username: String,
+    pub email: String,
+}

src/parsers.rs

@@ -8,6 +8,7 @@ pub fn parse_headers(header_lines: Vec<String>) -> HttpHeader {
         content_type: None,
         path: None,
         version: None,
+        authorization: None,
     };
 
     let mut iter = 0;
@@ -44,6 +45,9 @@ pub fn parse_headers(header_lines: Vec<String>) -> HttpHeader {
                 "content-type" => {
                     headers.content_type = Some(splitted[1].trim().to_string());
                 }
+                "authorization" => {
+                    headers.authorization = Some(splitted[1].trim().to_string());
+                }
                 _ => {
                     println!("Unknown header: {}", splitted[0]);
                 }

src/routes/auth.rs

@@ -4,19 +4,12 @@ use tokio::net::TcpStream as TokioTcpStream;
 use tokio::io::AsyncWriteExt;
 
 pub async fn handle_auth_request(http_request: HttpRequest, stream: &mut TokioTcpStream) {
+        println!("Received auth request: {} {}", http_request.headers.method.as_ref().expect(""), http_request.headers.path.as_ref().expect("").join("/"));
     match http_request.headers.method.as_ref().expect("").as_str() {
         "POST" => {
             // Handle login or registration
             post(http_request, stream).await;
         }
-        "GET" => {
-            // Handle fetching user info or logout
-            println!("Handling auth GET request for path: {}", http_request.headers.path.as_ref().expect("").join("/"));
-            let response = "HTTP/1.1 200 OK\r\n\r\nAuth GET Response";
-            if let Err(e) = stream.write_all(response.as_bytes()).await {
-                eprintln!("Error writing response: {}", e);
-            }
-        }
         _ => {
             // Method not allowed
             let response = "HTTP/1.1 405 METHOD NOT ALLOWED\r\n\r\nMethod Not Allowed";

src/routes/mod.rs

@@ -1,3 +1,4 @@
 pub mod proxy;
 pub mod statics;
 pub mod auth;
+pub mod user_routes;

src/routes/proxy.rs

@@ -1,7 +1,7 @@
 use crate::models::HttpRequest::HttpRequest;
 use crate::routes::statics;
-use tokio::net::TcpStream as TokioTcpStream;
+use crate::routes::{auth, user_routes};
-use crate::routes::auth;
+use tokio::{io::AsyncWriteExt, net::TcpStream as TokioTcpStream};
 
 fn is_file(file: &str) -> bool {
     file.contains('.')
@@ -10,7 +10,15 @@ fn is_file(file: &str) -> bool {
 pub async fn proxy(http_request: HttpRequest, stream: &mut TokioTcpStream) {
     println!("Proxying request...");
 
-    if is_file(http_request.clone().headers.path.expect("").join("/").as_str()) {
+    if is_file(
+        http_request
+            .clone()
+            .headers
+            .path
+            .expect("")
+            .join("/")
+            .as_str(),
+    ) {
         statics::serve_static_file(http_request.clone(), stream).await;
     } else {
         handle_api_request(http_request.clone(), stream).await;
@@ -18,16 +26,24 @@ pub async fn proxy(http_request: HttpRequest, stream: &mut TokioTcpStream) {
 }
 
 pub async fn handle_api_request(http_request: HttpRequest, stream: &mut TokioTcpStream) {
-
+    println!(
-    println!("{:?}", http_request.headers.path.clone().expect("")[0].as_str());
+        "{:?}",
+        http_request.headers.path.clone().expect("")[0].as_str()
+    );
     match http_request.headers.path.clone().expect("")[1].as_str() {
-        "api" => {
+        "api" => match http_request.headers.path.clone().expect("")[2].as_str() {
-            match http_request.headers.path.clone().expect("")[2].as_str() {
+            "auth" => auth::handle_auth_request(http_request, stream).await,
-                "auth" => auth::handle_auth_request(http_request, stream).await,
+            "user" => user_routes::handle_user_request(http_request, stream).await,
-                _ => futures::future::ready(()).await,
+            _ => {
+                if let Err(e) = stream.write_all("HTTP/1.1 404 Not Found\r\n\r\n".as_bytes()).await {
+                    eprintln!("Error writing response: {}", e);
+                }
             }
         },
-        _ => futures::future::ready(()).await,
+        _ => {
+            if let Err(e) = stream.write_all("HTTP/1.1 404 Not Found\r\n\r\n".as_bytes()).await {
+                eprintln!("Error writing response: {}", e);
+            }
+        }
     };
-
 }

src/routes/user_routes.rs

@@ -0,0 +1,22 @@
+use crate::models::HttpRequest::HttpRequest;
+use tokio::net::TcpStream as TokioTcpStream;
+use tokio::io::AsyncWriteExt;
+
+pub async fn handle_user_request(http_request: HttpRequest, stream: &mut TokioTcpStream) {
+    // Placeholder for user request handling logic
+    let path = http_request.headers.path.clone().unwrap_or_default().join("/");
+
+    match path.as_str() {
+        "/api/user" => {
+            // Call the get_user_info function from user_controller
+            crate::controllers::user_controller::get_user_info(http_request, stream).await;
+        }
+        _ => {
+            let response = "HTTP/1.1 404 Not Found\r\n\r\n";
+            if let Err(e) = stream.write_all(response.as_bytes()).await {
+                eprintln!("Error writing response: {}", e);
+            }
+        }
+    }
+
+}

src/services/users.rs

@@ -1,4 +1,4 @@
-use crate::models::user::User;
+use crate::models::{ user::User, user_info::UserInfo, token::Token};
 use sqlx::Row;
 
 pub async fn register(user: User) -> Result<(), sqlx::Error> {
@@ -62,3 +62,25 @@ pub async fn get_user_by_email(email: &str) -> Result<Option<User>, sqlx::Error>
 
     Ok(user)
 }
+
+pub async fn get_user_profile(token: Token) -> Result<Option<UserInfo>, sqlx::Error> {
+    let db = crate::utils::db::establish_connection().await?;
+    let user_query = sqlx::query(
+        "SELECT id, username, email FROM users WHERE id = $1"
+    )
+    .bind(token.id)
+    .fetch_optional(&db)
+    .await?;
+
+    let user_info = if let Some(row) = user_query {
+        Some(UserInfo {
+            id: row.get("id"),
+            username: row.get("username"),
+            email: row.get("email"),
+        })
+    } else {
+        None
+    };
+
+    Ok(user_info)
+}

src/utils/jwt.rs

@@ -0,0 +1,28 @@
+use crate::models::token::Token;
+
+pub fn verify_token(token: &str) -> bool {
+    let token_parts: Vec<&str> = token.split('_').collect();
+    if token_parts.len() != 2 {
+        return false;
+    }
+
+    if token_parts[0] != std::env::var("JWT_KEY").unwrap_or_default() {
+        return false;
+    }
+    true
+}
+
+pub fn extract(token: &str) -> Option<Token> {
+    let token_parts: Vec<&str> = token.split('_').collect();
+    if token_parts.len() != 2 {
+        return None;
+    }
+    let user_info: Vec<&str> = token_parts[1].split(':').collect();
+    if user_info.len() != 2 {
+        return None;
+    }
+    Some(Token {
+        username: user_info[0].to_string(),
+        email: user_info[1].to_string()
+    })
+}

src/utils/mod.rs

@@ -1,2 +1,3 @@
 pub mod db;
 pub mod crypt;
+pub mod jwt;