OpenSource/GildedRose-Refactoring-Kata
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Merge pull request #9 from Decker-Matthew-R/cpage4

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Matt Decker 2022-07-04 14:51:33 -05:00 committed by GitHub
commit a65f61a2e5
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 49 additions and 16 deletions
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65
Java/src/main/java/com/gildedrose/GildedRose.java
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@ -7,19 +7,32 @@ class GildedRose {
public static final String BACKSTAGE = "Backstage passes to a TAFKAL80ETC concert";
public static final String CONJURED = "Conjured Mana Cake";
private Item[] items;
private Item[] items;
public GildedRose(Item... items) {
this.items = items;
}
public void updateQuality() {
public void updateQuality() {
for (Item item : items) {
updateItemQuality(item);
}
}
private void updateItemQuality(Item item) {
boolean isExpired = item.sellIn < 1;
int degradeRate = determineDegradeRate(item, isExpired);
boolean doesDegrade = !item.name.equals(AGED_BRIE) && !item.name.equals(BACKSTAGE) && !item.name.equals(SULFURAS);
boolean hasSellBy = !item.name.equals(SULFURAS);
if (doesDegrade) {
adjustQuality(item, degradeRate);
}
int degradeRate = item.name.equals(CONJURED) ? -2 : -1;
if (!item.name.equals(AGED_BRIE)
&& !item.name.equals(BACKSTAGE)) {
@ -31,20 +44,26 @@ class GildedRose {
} else {
adjustQuality(item, 1);
if (item.name.equals(BACKSTAGE)) {
if (item.sellIn < 11) {
adjustQuality(item, 1);
}
if (item.sellIn < 6) {
adjustQuality(item, 1);
}
}
}
if (item.name.equals(AGED_BRIE)) {
int adjustment = isExpired ? 2 : 1;
adjustQuality(item, adjustment);
}
if (!item.name.equals(SULFURAS)) {
item.sellIn = item.sellIn - 1;
}
if (item.name.equals(BACKSTAGE)) {
updateBackStagePass(item, isExpired);
}
if (hasSellBy) {
item.sellIn = item.sellIn - 1;
}
}
private void updateBackStagePass(Item item, boolean isExpired) {
adjustQuality(item, 1);
if (item.sellIn < 11) {
adjustQuality(item, 1);
if (item.sellIn < 0) {
if (!item.name.equals(AGED_BRIE)) {
@ -60,12 +79,26 @@ class GildedRose {
adjustQuality(item, adjustment);
}
}
}
public void adjustQuality(Item item, int adjustment) {
if (item.sellIn < 6) {
adjustQuality(item, 1);
}
if (isExpired) {
item.quality = item.quality - item.quality;
}
}
private int determineDegradeRate(Item item, boolean isExpired) {
int baseDegradeRate = item.name.equals(CONJURED) ? -2 : -1;
return isExpired ? baseDegradeRate * 2 : baseDegradeRate;
}
private void adjustQuality(Item item, int adjustment) {
int newQuality = item.quality + adjustment;
boolean isValid = newQuality <= 50 && newQuality >= 0;
if (isValid) {
boolean isInvalidRange = newQuality <= 50 && newQuality >= 0;
if (isInvalidRange) {
item.quality = newQuality;
}
}