From 0ed9e10044460744a0bebf8cb069c205a354e96e Mon Sep 17 00:00:00 2001
From: Alexander Kramer <alex@nerdpol.dev>
Date: Fri, 16 Sep 2022 20:32:50 +0200
Subject: [PATCH] improved letter selection

---
 inc/input.asm |  20 ++++++++++++++++----
 wordle.gb     | Bin 16384 -> 16384 bytes
 2 files changed, 16 insertions(+), 4 deletions(-)

diff --git a/inc/input.asm b/inc/input.asm
index ac062c6..d98b83d 100644
--- a/inc/input.asm
+++ b/inc/input.asm
@@ -115,8 +115,11 @@ handle_input_game:
     jp  z, .check_left
     ld  a, d
     cp  a, $08
-    jp  z, .check_left
+    jp  z, .overflow_right
     inc d
+    jp  .check_left
+.overflow_right:
+    ld  d, 0
 
 .check_left:
     ld  a, c
@@ -124,8 +127,11 @@ handle_input_game:
     jp  z, .check_up
     ld  a, d
     cp  a, 0
-    jp  z, .check_up
+    jp  z, .overflow_left
     dec d
+    jp  .check_up
+.overflow_left:
+    ld  d, 8
 
 .check_up:
     ld  a, c
@@ -133,8 +139,11 @@ handle_input_game:
     jp  z, .check_down
     ld  a, e
     cp  a, 0
-    jp  z, .check_down
+    jp  z, .overflow_up
     dec e
+    jp  .check_down
+.overflow_up:
+    ld  e, 2
 
 .check_down:
     ld  a, c
@@ -142,8 +151,11 @@ handle_input_game:
     jp  z, .check_a
     ld  a, e
     cp  a, $02
-    jp  z, .check_a
+    jp  z, .overflow_down
     inc e
+    jp  .check_a
+.overflow_down:
+    ld  e, 0
 
 .check_a:
     ld  a, c
diff --git a/wordle.gb b/wordle.gb
index 44311683eee1de9748477780f7fd71171af4362a..9e0c5467dacca5c4fc23c641b411cf17d87352a9 100644
GIT binary patch
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