From 87ef11c8ea1ff267796ee1be4c04b3b8b5bf42fb Mon Sep 17 00:00:00 2001
From: Konstantin Pavlov <git@konstantinpavlov.net>
Date: Mon, 24 Jun 2019 08:53:18 +0200
Subject: [PATCH] extract sellIn calculation

---
 .../main/java/com/gildedrose/GildedRose.java  | 19 +++++++++++++++----
 1 file changed, 15 insertions(+), 4 deletions(-)

diff --git a/Java/src/main/java/com/gildedrose/GildedRose.java b/Java/src/main/java/com/gildedrose/GildedRose.java
index 30e5a3f7..188319c8 100644
--- a/Java/src/main/java/com/gildedrose/GildedRose.java
+++ b/Java/src/main/java/com/gildedrose/GildedRose.java
@@ -1,5 +1,7 @@
 package com.gildedrose;
 
+import lombok.val;
+
 class GildedRose {
     Item[] items;
 
@@ -42,11 +44,9 @@ class GildedRose {
             }
         }
 
-        if (!item.name.equals("Sulfuras, Hand of Ragnaros")) {
-            item.sellIn = item.sellIn - 1;
-        }
+        val newSellIn = calculateSellIn(item.name, item.sellIn);
 
-        if (item.sellIn < 0) {
+        if (newSellIn < 0) {
             if (!item.name.equals("Aged Brie")) {
                 if (!item.name.equals("Backstage passes to a TAFKAL80ETC concert")) {
                     if (item.quality > 0) {
@@ -63,5 +63,16 @@ class GildedRose {
                 }
             }
         }
+
+        item.sellIn = newSellIn;
+    }
+
+    private int calculateSellIn(final String name, final int originalSellIn) {
+        if (!name.equals("Sulfuras, Hand of Ragnaros")) {
+            return originalSellIn - 1;
+        } else {
+            return originalSellIn;
+        }
+
     }
 }