server: respond with items html

Author: marijanp

Cargo.lock

@@ -4,12 +4,15 @@ version = "0.1.0"
 edition = "2021"
 
 [dependencies]
+askama = "0.12"
 axum = { version = "0.7", features = ["tracing"] }
 axum-extra = { version = "0.9", features = ["typed-routing"] }
 clap = { version = "4", features = ["derive"] }
+lazy_static = "1.5.0"
 tokio = { version = "1", features = [ "full", "tracing"] }
 tracing = "0.1"
 tracing-subscriber = "0.3"
+uuid = { version = "1", features = ["v4"] }
 
 [dev-dependencies]
 ureq = "2"

server/Cargo.toml

@@ -0,0 +1,15 @@
+use askama::Template;
+use uuid::Uuid;
+
+#[derive(Debug, Clone)]
+pub struct Item {
+    pub id: Uuid,
+    pub name: String,
+    pub price: u128,
+}
+
+#[derive(Template)]
+#[template(path = "items.html")]
+pub struct ItemsTemplate<'a> {
+    pub items: &'a Vec<Item>,
+}

server/src/item.rs

@@ -1,4 +1,5 @@
 pub mod cli;
+pub mod item;
 pub mod routes;
 
 use crate::cli::CliArgs;

server/src/lib.rs

@@ -1,12 +1,27 @@
-use axum::http::StatusCode;
+use askama::Template;
+use axum::response::Html;
 use axum_extra::routing::TypedPath;
+use lazy_static::lazy_static;
+use std::sync::Mutex;
 use tracing::instrument;
 
+use crate::item::{Item, ItemsTemplate};
+
+lazy_static! {
+    static ref ITEMS: Mutex<Vec<Item>> = Mutex::new(vec![Item {
+        id: uuid::Uuid::new_v4(),
+        name: "test".to_string(),
+        price: 12345
+    }]);
+}
+
 #[derive(TypedPath, Debug, Clone, Copy)]
 #[typed_path("/api/v1/items")]
 pub struct GetItemsPath;
 
 #[instrument(level = "trace", ret)]
-pub async fn get_items_handler(_: GetItemsPath) -> (StatusCode, &'static str) {
-    (StatusCode::OK, "Hello World!")
+pub async fn get_items_handler(_: GetItemsPath) -> Html<String> {
+    let items = ITEMS.lock().unwrap();
+    let template = ItemsTemplate { items: &items };
+    Html(template.render().unwrap())
 }

server/src/routes.rs

@@ -0,0 +1,12 @@
+<table>
+  <tr>
+    <th>Id</th>
+    <th>Name</th>
+  </tr>
+  {% for item in items %}
+  <tr>
+    <td>{{ item.id }}</td>
+    <td>{{ item.name }}</td>
+  </tr>
+  {% endfor %}
+</ul>

server/templates/items.html

@@ -30,7 +30,8 @@ pub async fn test_server_listens() {
             .unwrap()
             .into_string()
             .unwrap();
-        assert_eq!(response, "Hello World!")
+        assert!(response.contains("<table>"));
+        assert!(response.contains("test"))
     })
     .await
     .unwrap();