allow editing artist name

src/main.rs

@@ -52,13 +52,18 @@ fn move_file(file: PathBuf, mut destination: PathBuf) {
     }
 }
 
-fn yes() -> bool {
+fn user_input() -> String {
     let mut answer = String::new();
 
     io::stdin().read_line(&mut answer)
         .expect("Failed to read input");
 
-    answer.to_lowercase().starts_with("y")
+    answer
+}
+
+// todo: add other input options e.g. "d" for delete, "a" for "yes to this whole album"
+fn yes() -> bool {
+    user_input().to_lowercase().starts_with("y")
 }
 
 fn handle_document(file: DirEntry) {
@@ -91,16 +96,24 @@ fn handle_mp3(file: DirEntry) {
 
     if meta.is_err() {
         println!("Couldn't read ID3 metadata for file {:?}", file.path());
-    }
+    } else if let Some(tag) = meta.unwrap().tag {
+        let mut artist = tag.artist.trim().to_string();
+        let album  = tag.album.trim();
+        let title  = tag.title.trim();
 
-    if let Some(tag) = meta.unwrap().tag {
         println!("----------------------");
         println!("file: {:?}", file.path());
-        println!("artist: {}", tag.artist.trim());
-        println!("album: {}", tag.album.trim());
-        println!("title: {}", tag.title.trim());
+        println!("artist: {}", artist);
+        println!("album: {}", album);
+        println!("title: {}", title);
 
-        println!("move to: ~/Music/{}/{}/?", tag.artist.trim(), tag.album.trim());
+        if artist.len() == 0 {
+            println!("Enter artist name?");
+            artist = user_input();
+            // is there a way to update mp3 metadata here?
+        }
+
+        println!("move to: ~/Music/{}/{}/?", artist.clone(), album);
 
         if yes() {
             move_file(