day8 challenge

src/handlers/day8.rs

@@ -0,0 +1,85 @@
+use axum::{extract::Path, http::StatusCode, response::IntoResponse, routing::get};
+use serde::Deserialize;
+
+#[derive(Deserialize, Debug, Clone)]
+struct PokeWeight {
+    weight: u32,
+}
+
+impl PokeWeight {
+    fn extract_weight(&self) -> f64 {
+        self.weight as f64 / 10.0
+    }
+}
+
+async fn poke_weight(Path(pokedex): Path<u32>) -> impl IntoResponse {
+    let poke_weight = reqwest::get(format!("https://pokeapi.co/api/v/pokemon/{pokedex}"))
+        .await
+        .unwrap()
+        .json::<PokeWeight>()
+        .await
+        .unwrap();
+
+    format!("{}", poke_weight.extract_weight())
+}
+
+async fn poke_drop(Path(pokedex): Path<u32>) -> impl IntoResponse {
+    let poke_weight = reqwest::get(format!("https://pokeapi.co/api/v2/pokemon/{pokedex}"))
+        .await
+        .unwrap()
+        .json::<PokeWeight>()
+        .await
+        .unwrap();
+
+    println!(
+        "{}",
+        poke_weight.extract_weight() * (9.825f64 * 10.0 * 2.0).sqrt()
+    );
+    format!(
+        "{}",
+        poke_weight.extract_weight() * (9.825f64 * 10.0 * 2.0).sqrt()
+    )
+}
+
+pub fn router() -> axum::Router {
+    axum::Router::new()
+        .route("/8", get(|| async { StatusCode::OK }))
+        .route("/8/weight/:pokedex", get(poke_weight))
+        .route("/8/drop/:pokedex", get(poke_drop))
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+    use axum::http::StatusCode;
+    use axum_test_helper::TestClient;
+
+    #[tokio::test]
+    async fn day8_health() {
+        let app = router();
+
+        let client = TestClient::new(app);
+        let res = client.get("/8").send().await;
+        assert_eq!(res.status(), StatusCode::OK);
+    }
+
+    #[tokio::test]
+    async fn day8_poke_weight() {
+        let app = router();
+
+        let client = TestClient::new(app);
+        let res = client.get("/8/weight/25").send().await;
+        assert_eq!(res.status(), StatusCode::OK);
+        assert_eq!(res.text().await, "6");
+    }
+
+    #[tokio::test]
+    async fn day8_poke_drop() {
+        let app = router();
+
+        let client = TestClient::new(app);
+        let res = client.get("/8/drop/25").send().await;
+        assert_eq!(res.status(), StatusCode::OK);
+        assert!(res.text().await.parse::<f64>().unwrap() - 84.10707461325713 <= 0.001);
+    }
+}

src/handlers/mod.rs

@@ -3,6 +3,7 @@ mod day1;
 mod day4;
 mod day6;
 mod day7;
+mod day8;
 
 pub fn router() -> axum::Router {
     axum::Router::new()
@@ -12,4 +13,5 @@ pub fn router() -> axum::Router {
         .nest("/", day4::router())
         .nest("/", day6::router())
         .nest("/", day7::router())
+        .nest("/", day8::router())
 }