use hyper::{Body, Request, Response, Server, StatusCode}; // Import required json_response methods. use json_response::{json_failed_resp_with_message, json_success_resp}; use routerify::{Router, RouterService}; use std::net::SocketAddr; async fn list_users_handler(_: Request) -> Result, routerify::Error> { // Fetch response data from somewhere. let users = ["Alice", "John"]; // Generate a success JSON response with the data in the following format: // { "status": "success", code: 200, data: ["Alice", "John"] } json_success_resp(&users) } async fn list_books_handler(_: Request) -> Result, routerify::Error> { // Generate a failed JSON response in the following format: // { "status": "failed", code: 500, data: "Internal Server Error: Couldn't fetch book list from database" } json_failed_resp_with_message( StatusCode::INTERNAL_SERVER_ERROR, "Couldn't fetch book list from database", ) } // Create a router. fn router() -> Router { Router::builder() // Attach the handlers. .get("/users", list_users_handler) .get("/books", list_books_handler) .build() .unwrap() } #[tokio::main] async fn main() { let router = router(); // Create a Service from the router above to handle incoming requests. let service = RouterService::new(router); // The address on which the server will be listening. let addr = SocketAddr::from(([127, 0, 0, 1], 3001)); // Create a server by passing the created service to `.serve` method. let server = Server::bind(&addr).serve(service); println!("App is running on: {}", addr); if let Err(err) = server.await { eprintln!("Server error: {}", err); } }