From 73b16d35bb72b326e512eb85e6eea0830c8ec124 Mon Sep 17 00:00:00 2001
From: James Campos <james.r.campos@gmail.com>
Date: Sun, 19 Apr 2020 07:42:58 -0700
Subject: bounds

---
 src/main.rs | 13 ++++++++-----
 1 file changed, 8 insertions(+), 5 deletions(-)

diff --git a/src/main.rs b/src/main.rs
index 877f9e3..c21f7c2 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -160,9 +160,11 @@ impl Bk {
                 }
             }
             KeyCode::Char('n') => {
-                self.pos = 0;
-                self.chapter_idx += 1;
-                self.load_chapter();
+                if self.chapter_idx < self.toc.len() - 1 {
+                    self.pos = 0;
+                    self.chapter_idx += 1;
+                    self.load_chapter();
+                }
             }
             KeyCode::Char('h')
             | KeyCode::Char('k')
@@ -182,8 +184,9 @@ impl Bk {
             | KeyCode::Char('j')
             | KeyCode::Char('l')
             | KeyCode::Char(' ') => {
-                self.pos += self.rows;
-                if self.pos >= self.chapter.len() {
+                if self.pos + self.rows < self.chapter.len() {
+                    self.pos += self.rows;
+                } else if self.chapter_idx < self.toc.len() - 1 {
                     self.chapter_idx += 1;
                     self.load_chapter();
                     self.pos = 0;
-- 
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