OpenSource/GildedRose-Refactoring-Kata
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refactor updateQuality function

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This commit is contained in:
James Hall 2023-01-05 09:35:39 -06:00
parent ebf0a6005f
commit c86c945e1b
1 changed files with 44 additions and 52 deletions
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96
js-jest/src/gilded_rose.js
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@ -14,67 +14,59 @@ class Shop {
for (let i = 0; i < this.items.length; i++) {
// Initialize two incrementers. These will change based on various factors below.
let sellInIncrement = 0;
let qualityIncrement = 0;
// Initialize three variables for easier reading below.
let itemSellIn = this.items[i].sellIn
let itemQuality = this.items[i].quality
let itemName = this.items[i].name
switch (this.items[i].name) {
// Set a degradation multiplier to 2 if expiration date has passed
// Otherwise set it to 1 (no multiplier)
let degradationMultiplier = itemSellIn < 0 ? 2 : 1
switch (itemName) {
case 'Aged Brie':
console.log('Aged Brie')
qualityIncrement++
itemQuality++
itemSellIn--
break;
case 'Backstage passes to a TAFKAL80ETC concert':
console.log('Backstage passes to a TAFKAL80ETC concert')
let daysLeft = this.items[i].sellIn
switch (true) {
case (daysLeft < 0):
itemQuality = 0
break;
case (daysLeft <= 5):
itemQuality += 3
break;
case (daysLeft <= 10):
itemQuality += 2
break;
default:
itemQuality++
break;
}
itemSellIn--
break;
case 'Sulfuras, Hand of Ragnaros':
break;
case 'Conjured Mana Cake':
itemQuality -= (2 * degradationMultiplier)
itemSellIn--
break;
default:
console.log('default!')
itemQuality -= (1 * degradationMultiplier)
itemSellIn--
}
// if (this.items[i].name != 'Aged Brie' && this.items[i].name != 'Backstage passes to a TAFKAL80ETC concert') {
// if (this.items[i].quality > 0) {
// if (this.items[i].name != 'Sulfuras, Hand of Ragnaros') {
// this.items[i].quality = this.items[i].quality - 1;
// }
// }
// } else {
// if (this.items[i].quality < 50) {
// this.items[i].quality = this.items[i].quality + 1;
// if (this.items[i].name == 'Backstage passes to a TAFKAL80ETC concert') {
// if (this.items[i].sellIn < 11) {
// if (this.items[i].quality < 50) {
// this.items[i].quality = this.items[i].quality + 1;
// }
// }
// if (this.items[i].sellIn < 6) {
// if (this.items[i].quality < 50) {
// this.items[i].quality = this.items[i].quality + 1;
// }
// }
// }
// }
// }
// if (this.items[i].name != 'Sulfuras, Hand of Ragnaros') {
// this.items[i].sellIn = this.items[i].sellIn - 1;
// }
// if (this.items[i].sellIn < 0) {
// if (this.items[i].name != 'Aged Brie') {
// if (this.items[i].name != 'Backstage passes to a TAFKAL80ETC concert') {
// if (this.items[i].quality > 0) {
// if (this.items[i].name != 'Sulfuras, Hand of Ragnaros') {
// this.items[i].quality = this.items[i].quality - 1;
// }
// }
// } else {
// this.items[i].quality = this.items[i].quality - this.items[i].quality;
// }
// } else {
// if (this.items[i].quality < 50) {
// this.items[i].quality = this.items[i].quality + 1;
// }
// }
// }
// }
// Item quality cannot be higher than 50 or lower than 0.
if (itemQuality > 50) itemQuality = 50
if (itemQuality < 0) itemQuality = 0
// Use the modified variables to set the actual properties on the item
this.items[i].sellIn = itemSellIn
this.items[i].quality = itemQuality
}
return this.items;
}
}