print all strings

src/sneakers.rs

@@ -20,8 +20,50 @@ pub extern "C" fn rust_sneakers_effect() {
     println!("Rust sneakers effect");
     use std::time::Duration;
 
+    let (term_width, _term_height) = crossterm::terminal::size().expect("Error reading terminal size");
+    let term_width = term_width as usize;
+    let mut buf = String::new();
+
+    buf.push_str(head1Left);
+    let spaces = term_width - head1Left.len() - head1Right.len();
+    buf.push_str(&" ".repeat(spaces));
+    buf.push_str(head1Right);
+    buf.push('\n');
+
+    for text in [head2Center, head3Center].iter(){
+        let spaces = ((term_width - text.len()) / 2);
+        buf.push_str(&" ".repeat(spaces));
+        buf.push_str(text);
+        buf.push_str("\n\n");
+    };
+
+    for text in [head4Center, head5Center].iter(){
+        let spaces = ((term_width - text.len()) / 2);
+        buf.push_str(&" ".repeat(spaces));
+        buf.push_str(text);
+        buf.push('\n');
+    };
+
+    buf.push('\n');
+
+    for text in [menu1, menu2, menu3, menu4, menu5, menu6].iter() {
+        let spaces = ((term_width - head5Center.len()) / 2) + 3;
+        buf.push_str(&" ".repeat(spaces));
+        buf.push_str(text);
+        buf.push('\n');
+    }
+
+    for text in [foot1Center, foot2Center].iter() {
+        let spaces = ((term_width - text.len()) / 2);
+        buf.push('\n');
+        buf.push_str(&" ".repeat(spaces));
+        buf.push_str(text);
+        buf.push('\n');
+    };
+
+    println!("{}", buf);
+
     let dur = Duration::from_millis(2000);
     std::thread::sleep(dur);
 
-    let mut buf = String::new();
 }