Setting payload for jwt with http:set_json_body

- Removed visual clutter extracting uid from user params

json-api/src/auth.rs

@@ -191,15 +191,19 @@ pub async fn wall_entry<'path, 'pool, 'params>(
     return AuthReason::NoKey;
 }
 
-pub async fn login_get_jwt(p: &Pool, response: &mut hyper::Response<hyper::Body>, params: serde_json::Value) {
-    // basically this route generates a jwt for the user and returns via the jwt key
-    // in the json response
+pub async fn login_get_jwt(p: &Pool, response: &mut hyper::Response<hyper::Body>, params: HashMap<&str, &str>) {
+    // Login data has already been validated at this point
+    // Required data such as 'id' and 'secret' are there and validated
     use jsonwebtoken::{
         Header, Algorithm, 
         encode
     };
     use hyper::header::HeaderValue;
-    let id = params.get("id").unwrap().as_u64().unwrap(); // only route where we have the "id is there guarantee"
+    use crate::http::{self, extract_uid};
+
+    let id = extract_uid(&params); // only route where we have the "id is there guarantee"
+
+
     let claim = Claim::new(id);
     let header = Header::new(Algorithm::HS512);
     let encoded = encode(
@@ -212,10 +216,7 @@ pub async fn login_get_jwt(p: &Pool, response: &mut hyper::Response<hyper::Body>
             response.headers_mut().insert("Content-Type",
             HeaderValue::from_static("application/json"));
 
-            let payload = serde_json::json!({
-                "jwt": encoded
-            });
-            *response.body_mut() = hyper::Body::from(payload.to_string());
+            http::set_json_body(response, serde_json::json!({"jwt": encoded}));
         },
         Err(e) => {
             eprintln!("{}", e);