Add function, test, module

Cargo.toml

@@ -7,4 +7,5 @@ edition = "2021"
 
 [dependencies]
 actix-web = "4"
-serde = { version = "1.0.136", features = ["derive"] }
+serde = { version = "1.0.136", features = ["derive"] }
+hex = "*"

src/byte_functions/mod.rs

@@ -1,3 +1,26 @@
+mod tests;
+
+use hex;
+
 pub fn do_nothing() {
     println!("XD");
-}
+}
+
+pub fn url_encoded_to_hex(urlenc: &str) -> String {
+    let mut hex_str = String::new();
+
+    for i in 0..urlenc.chars().count() {
+
+        let the_char = urlenc.chars().nth(i).expect("Shits fucked up yo");
+
+
+
+        if the_char == '%' {
+            hex_str.push_str(&urlenc[i+1..i+3]);
+        } else {
+            hex_str.push_str(&hex::encode(the_char.to_string()));
+        }
+    }
+
+    return hex_str;
+}

src/byte_functions/tests.rs

@@ -0,0 +1,4 @@
+#[test]
+fn is_legit(){
+    assert_eq!("41", super::url_encoded_to_hex("A"))
+}

src/main.rs

@@ -16,7 +16,7 @@ async fn healthz() -> impl Responder {
 #[get("/announce")]
 async fn announce(params: web::Query<AnnounceRequest>) -> impl Responder {
     byte_functions::do_nothing();
-    println!("Got the following params: {:?}", params.infohash);
+    println!("Got the following params: {:?}", byte_functions::url_encoded_to_hex(&params.infohash));
     return "GG";
 }