feat: ✨ added request conversion logic for actix web

Author: arctic-hen7

examples/showcase/server/src/conv_req.rs

@@ -3,7 +3,22 @@ use perseus::{HttpRequest, Request};
 // TODO set up proper error handling in an integration crate
 /// Converts an Actix Web request into an `http::request`.
 pub fn convert_req(raw: &actix_web::HttpRequest) -> Result<Request, String> {
-	let req = HttpRequest::builder()
+	let mut builder = HttpRequest::builder();
+	// Add headers one by one
+	for (name, val) in raw.headers() {
+		// Each method call consumes and returns `self`, so we re-self-assign
+		builder = builder.header(name, val);
+	}
+	// The URI to which the request was sent
+	builder = builder.uri(raw.uri());
+	// The method (e.g. GET, POST, etc.)
+	builder = builder.method(raw.method());
+	// The HTTP version used
+	builder = builder.version(raw.version());
+
+	let req = builder
+		// We always use an empty body because, in a Perseus request, only the URI matters
+		// Any custom data should therefore be sent in headers (if you're doing that, consider a dedicated API)
 		.body(())
 		.map_err(|err| format!("converting actix web request to perseus-compliant request failed: '{}'", err))?;