Capture the cases names

The idea is to, later, retrieve each case on separate tasks, 'cause
getting all of them in a single request is sloooooooooooow.

axumtest/src/cases/mod.rs

@@ -7,7 +7,10 @@ use axum::middleware;
 use axum::routing::get;
 use axum::Router;
 use futures::stream::TryStreamExt;
+use futures::StreamExt;
+use mongodb::bson::doc;
 use mongodb::bson::Document;
+use mongodb::options::FindOptions;
 
 use crate::auth;
 use crate::State;
@@ -32,9 +35,20 @@ pub fn router(state: Arc<State>, ci_usr: String, ci_pwd: String, ci_role: String
 
 async fn all_cases_on_collection(Path(collection): Path<String>, state: Arc<State>) -> String {
     let collection = state.db.collection::<Document>(&collection);
-    let mut cursor = collection.find(None, None).await.unwrap();
-    while let Some(record) = cursor.try_next().await.unwrap() {
-        tracing::debug!("{:?}", record.get_str("caseID"));
-    }
+    let options = FindOptions::builder()
+        .projection(doc! { "caseID": 1 })
+        .build();
+    let cursor = collection.find(None, options).await.unwrap();
+
+    let result = cursor
+        .map(|r| r.unwrap().get_str("caseID").unwrap().to_lowercase())
+        .collect::<Vec<String>>()
+        .await;
+    // while let Some(record) = cursor.try_next().await.unwrap() {
+    //     tracing::debug!("{:?}", record.get_str("caseID").unwrap());
+    // }
+
+    tracing::debug!("Cases: {:?}", result);
+
     format!("Cases!")
 }