Create server

src/data/config.rs

@@ -87,6 +87,11 @@ impl Config {
 
         Ok(())
     }
+
+    /// Get the address this server listen to
+    pub fn server_listen_address(&self) -> String {
+        format!("{}:{}", self.listen_address, self.port)
+    }
 }
 
 /// Get an instance of the configuration

src/data/http_error.rs

@@ -0,0 +1,30 @@
+use serde::Serialize;
+
+/// HTTP request error
+///
+/// @author Pierre Hubert
+
+#[derive(Serialize)]
+pub struct HttpError {
+    pub code: u16,
+    pub message: String,
+}
+
+impl HttpError {
+
+    /// Generate a 404 error
+    pub fn not_found(message: &str) -> HttpError {
+        HttpError {
+            code: 404,
+            message: message.to_string()
+        }
+    }
+
+    /// Generate a 500 error
+    pub fn internal_error(message: &str) -> HttpError {
+        HttpError {
+            code: 500,
+            message: message.to_string()
+        }
+    }
+}

src/data/http_request_handler.rs

@@ -0,0 +1,56 @@
+use actix_web::{web, HttpRequest, HttpResponse};
+use crate::controllers::routes::RequestResult;
+use crate::data::http_error::HttpError;
+use std::convert::TryFrom;
+use std::error::Error;
+use serde::Serialize;
+
+/// Http request handler
+///
+/// @author Pierre Hubert
+
+#[derive(Serialize)]
+struct SuccessMessage {
+    success: String
+}
+
+pub struct HttpRequestHandler {
+    request: web::HttpRequest,
+    response: Option<web::HttpResponse>
+}
+
+impl HttpRequestHandler {
+
+    /// Construct a new request handler
+    pub fn new(req: HttpRequest) -> HttpRequestHandler {
+        HttpRequestHandler {
+            request: req,
+            response: None
+        }
+    }
+
+    /// Check if a response has been set for this request
+    pub fn has_response(&self) -> bool {
+        self.response.is_some()
+    }
+
+    /// Take the response from this struct
+    pub fn response(self) -> HttpResponse {
+        self.response.unwrap()
+    }
+
+    /// Success message
+    pub fn success(&mut self, message: &str) -> RequestResult {
+        self.response = Some(HttpResponse::Ok().json(SuccessMessage {
+            success: message.to_string()
+        }));
+        Ok(())
+    }
+
+    /// Internal error message
+    pub fn internal_error(&mut self, error: Box<dyn Error>) -> RequestResult {
+        self.response = Some(HttpResponse::InternalServerError().json(
+            HttpError::internal_error("Internal server error.")));
+        Err(Box::try_from(actix_web::error::ErrorInternalServerError(error)).unwrap())
+    }
+}

src/data/mod.rs

@@ -1 +1,3 @@
-pub mod config;
+pub mod config;
+pub mod http_error;
+pub mod http_request_handler;