Crawler+Indexer: Rust cleanup

Getting more familiar with the language so fixed some non optimal
into_iter() usage, unnecessary .clone()s and unnecessary hack when we
could just get a &mut for inserting into the indexer url database.

2 files changed, 6 insertions, 14 deletions

diff --git a/crawler/src/main.rs b/crawler/src/main.rs
index 6161578..e8efe77 100644
--- a/crawler/src/main.rs
+++ b/crawler/src/main.rs
@@ -90,7 +90,7 @@ async fn crawl_url(http_client: &Client, url: &str) -> Result<(String, Vec<Strin
 
     //we need to not append http if already has it
     let fixup_urls = |us: Vec<String>| {
-        us.into_iter()
+        us.iter()
             .map(|u| {
                 //https://stackoverflow.com/questions/9646407/two-forward-slashes-in-a-url-src-href-attribute
                 if u.starts_with("//") {
@@ -98,14 +98,13 @@ async fn crawl_url(http_client: &Client, url: &str) -> Result<(String, Vec<Strin
                 } else if u.starts_with('/') {
                     format!("{}{}", &url, &u)
                 } else {
-                    u
+                    u.to_string()
                 }
             })
             .collect()
     };
 
     let next_urls = fixup_urls(next_urls);
-    //limit to 2 or smth for ram? or depth
     //normalise words somewhere
     //fuzzy?
     //probs lots of places where we can borrow or not do stupid stuff
diff --git a/indexer/src/main.rs b/indexer/src/main.rs
index 17c71ec..43a5f7f 100644
--- a/indexer/src/main.rs
+++ b/indexer/src/main.rs
@@ -55,16 +55,10 @@ async fn add_resource(data: web::Data<AppState>, resource: web::Json<Resource>)
     let mut database = data.database.lock().unwrap();
     for word in fixed_words {
         //should probs do some priority
-        let maybe_urls = database.get(&word);
+        let maybe_urls = database.get_mut(&word);
         match maybe_urls {
-            Some(urls) => {
-                let mut updated_urls = urls.clone();
-                updated_urls.insert(resource.url.clone());
-                database.insert(word, updated_urls);
-            }
-            None => {
-                database.insert(word.clone(), HashSet::from([resource.url.clone()]));
-            }
+            Some(urls) => _ = urls.insert(resource.url.clone()),
+            None => _ = database.insert(word, HashSet::from([resource.url.clone()])),
         }
     }
 
@@ -93,8 +87,7 @@ async fn greet(data: web::Data<AppState>, term: web::Path<String>) -> impl Respo
                     .intersection(&results)
                     .map(|s| s.to_owned())
                     .collect();
-                let set: HashSet<String> = HashSet::from_iter(intersection);
-                valid_results = Some(set);
+                valid_results = Some(HashSet::from_iter(intersection));
             }
         }
     }