performance improvements and formatting cleanup

socktop/src/app.rs

@@ -24,7 +24,7 @@ use crate::types::Metrics;
 use crate::ui::cpu::{
     draw_cpu_avg_graph, draw_per_core_bars, per_core_clamp, per_core_content_area,
     per_core_handle_key, per_core_handle_mouse, per_core_handle_scrollbar_mouse,
-    PerCoreScrollDrag,
+    PerCoreScrollDrag
 };
 use crate::ui::{
     disks::draw_disks,
@@ -32,7 +32,7 @@ use crate::ui::{
     mem::draw_mem,
     net::draw_net_spark,
     processes::draw_top_processes,
-    swap::draw_swap,
+    swap::draw_swap
 };
 use crate::ui::gpu::draw_gpu;
 use crate::ws::{connect, request_metrics};
@@ -74,7 +74,7 @@ impl App {
             tx_peak: 0,
             should_quit: false,
             per_core_scroll: 0,
-            per_core_drag: None,
+            per_core_drag: None
         }
     }
 
@@ -125,7 +125,7 @@ impl App {
                                 Constraint::Ratio(1, 3),
                                 Constraint::Length(3),
                                 Constraint::Length(3),
-                                Constraint::Min(10),
+                                Constraint::Min(10)
                             ])
                             .split(area);
                         let top = ratatui::layout::Layout::default()
@@ -154,7 +154,7 @@ impl App {
                                 Constraint::Ratio(1, 3),
                                 Constraint::Length(3),
                                 Constraint::Length(3),
-                                Constraint::Min(10),
+                                Constraint::Min(10)
                             ])
                             .split(area);
                         let top = ratatui::layout::Layout::default()
@@ -256,7 +256,7 @@ impl App {
                 Constraint::Ratio(1, 3), // top row
                 Constraint::Length(3),   // memory (left) + GPU (right, part 1)
                 Constraint::Length(3),   // swap (left)   + GPU (right, part 2)
-                Constraint::Min(10),     // bottom: disks + net (left), top procs (right)
+                Constraint::Min(10)     // bottom: disks + net (left), top procs (right)
             ])
             .split(area);
 
@@ -313,7 +313,7 @@ impl App {
             .constraints([
                 Constraint::Min(7),     // Disks grow
                 Constraint::Length(3),  // Download
-                Constraint::Length(3),  // Upload
+                Constraint::Length(3)  // Upload
             ])
             .split(bottom_lr[0]);
 
@@ -359,7 +359,7 @@ impl Default for App {
             tx_peak: 0,
             should_quit: false,
             per_core_scroll: 0,
-            per_core_drag: None,
+            per_core_drag: None
         }
     }
 }

socktop/src/ui/cpu.rs

@@ -100,7 +100,7 @@ pub fn per_core_handle_scrollbar_mouse(
     drag: &mut Option<PerCoreScrollDrag>,
     mouse: MouseEvent,
     per_core_area: Rect,
-    total_rows: usize,
+    total_rows: usize
 ) {
     // Geometry
     let inner = Rect {
@@ -265,7 +265,7 @@ pub fn draw_per_core_bars(
     area: Rect,
     m: Option<&Metrics>,
     per_core_hist: &PerCoreHistory,
-    scroll_offset: usize,
+    scroll_offset: usize
 ) {
     f.render_widget(
         Block::default().borders(Borders::ALL).title("Per-core"),

socktop/src/ui/gpu.rs

@@ -2,7 +2,7 @@ use ratatui::{
     layout::{Constraint, Direction, Layout, Rect},
     style::{Color, Style},
     text::Span,
-    widgets::{Block, Borders, Gauge, Paragraph},
+    widgets::{Block, Borders, Gauge, Paragraph}
 };
 
 use crate::types::Metrics;
@@ -110,7 +110,7 @@ pub fn draw_gpu(f: &mut ratatui::Frame<'_>, area: Rect, m: Option<&Metrics>) {
         f.render_widget(
             Paragraph::new(Span::raw(format!("vram: {used_s}/{total_s} ({mem_pct}%)")))
                 .style(Style::default().fg(Color::Gray)),
-            mem_cols[1],
+            mem_cols[1]
         );
     }
 }

socktop/src/ui/net.rs

@@ -3,7 +3,7 @@
 use ratatui::{
     layout::Rect,
     style::{Color, Style},
-    widgets::{Block, Borders, Sparkline},
+    widgets::{Block, Borders, Sparkline}
 };
 use std::collections::VecDeque;
 
@@ -12,7 +12,7 @@ pub fn draw_net_spark(
     area: Rect,
     title: &str,
     hist: &VecDeque<u64>,
-    color: Color,
+    color: Color
 ) {
     let max_points = area.width.saturating_sub(2) as usize;
     let start = hist.len().saturating_sub(max_points);