Path shortener (#103)

* feature
shortens the path when it is longer than area.width
Path.component approach

Co-authored-by: kenny Callado <kennycallado@hotmail.com>

1 files changed, 16 insertions, 1 deletions

diff --git a/src/ui/widgets/tui_topbar.rs b/src/ui/widgets/tui_topbar.rs
index 53d0280..6824fce 100644
--- a/src/ui/widgets/tui_topbar.rs
+++ b/src/ui/widgets/tui_topbar.rs
@@ -1,3 +1,4 @@
+use std::path::Component;
 use std::path::Path;
 
 use tui::buffer::Buffer;
@@ -31,8 +32,22 @@ impl<'a> Widget for TuiTopBar<'a> {
 
         if curr_path_str.len() > area.width as usize {
             if let Some(s) = self.path.file_name() {
+                let mut short_path = String::new();
+                for component in self.path.components() {
+                    match component {
+                        Component::RootDir => short_path.push('/'),
+                        Component::Normal(s) => {
+                            let ch = s.to_string_lossy().chars().next().unwrap();
+                            short_path.push(ch);
+                            short_path.push('/');
+                        }
+                        Component::Prefix(_) => {}
+                        Component::CurDir => {}
+                        Component::ParentDir => {}
+                    }
+                }
+                ellipses = Some(Span::styled(short_path, path_style));
                 curr_path_str = s.to_string_lossy().into_owned();
-                ellipses = Some(Span::styled("…", path_style));
             }
         }
         if self