Add ability to render templates

src/lib.rs

@@ -1,3 +1,4 @@
 pub mod router;
 pub mod entities;
 pub mod utilities;
+pub mod template;

src/template.rs

@@ -0,0 +1,5 @@
+use maud::Markup;
+
+pub trait Template {
+    fn render(&self) -> Markup;
+}

src/utilities/responses.rs

@@ -2,6 +2,8 @@ use ascii::AsciiString;
 use maud::Markup;
 use tiny_http::{Header, Request, Response};
 
+use crate::template::Template;
+
 /// Returns a 404 response
 pub fn respond_not_found(request: Request) {
     let response = Response::from_string("Not Found").with_status_code(404);
@@ -9,6 +11,17 @@ pub fn respond_not_found(request: Request) {
     let _ = request.respond(response);
 }
 
+/// Renders a template
+pub fn respond_template(request: Request, template: impl Template) {
+    let response = Response::from_string(template.render())
+        .with_header(Header {
+            field: "Content-Type".parse().unwrap(),
+            value: AsciiString::from_ascii("text/html; charset=utf8").unwrap(),
+        });
+
+    let _ = request.respond(response);
+}
+
 /// Renders html
 pub fn respond_html(request: Request, content: Markup) {
     let response = Response::from_string(content);