wip

Signed-off-by: Frank Villaro-Dixon <frank@villaro-dixon.eu>

Cargo.toml

@@ -4,6 +4,14 @@ version = "0.1.0"
 edition = "2021"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+exclude = ["data"]
 
 [dependencies]
+axum = "0.7.5"
+axum-macros = "0.4.1"
 gdal = { version = "0.16.0", features = ["bindgen"] }
+serde = { version = "1.0.197", features = ["derive"] }
+serde_json = "1.0.115"
+tokio = { version = "1.37.0", features = ["full"] }
+tracing = "0.1.40"
+tracing-subscriber = "0.3.18"

src/main.rs

@@ -1,11 +1,40 @@
 
 mod dem;
+use std::io::{self, BufRead};
+
 use crate::dem::elevation_from_coordinates;
 
+use axum_macros::debug_handler;
+use axum::{
+    extract::Path, http::StatusCode, routing::{get, post}, Json, Router, 
+};
 
-fn main() {
-    let lat = 46.6;
-    let lon = 6.;
-    println!("ELE {lat} {lon}: {}", elevation_from_coordinates(lat, lon))
 
+#[tokio::main]
+async fn main() {
+    // initialize tracing
+    tracing_subscriber::fmt::init();
+
+    // build our application with a route
+    let app = Router::new()
+        // `GET /` goes to `root`
+        .route("/", get(root))
+        .route("/elevation/:lat/:lon", get(get_elevation));
+
+    // run our app with hyper, listening globally on port 3000
+    let listener = tokio::net::TcpListener::bind("0.0.0.0:3000").await.unwrap();
+    axum::serve(listener, app).await.unwrap();
 }
+
+// basic handler that responds with a static string
+async fn root() -> &'static str {
+    "Hello, World!"
+}
+
+
+#[debug_handler]
+async fn get_elevation(Path((lat, lon)): Path<(f64, f64)>) -> String{
+    let ele = elevation_from_coordinates(lat, lon);
+    format!("{ele}")
+}
+