feat: update go boilerplate

go/gildedrose/gildedrose.go

@@ -0,0 +1,58 @@
+package gildedrose
+
+type Item struct {
+	Name            string
+	SellIn, Quality int
+}
+
+func UpdateQuality(items []*Item) {
+	for i := 0; i < len(items); i++ {
+
+		if items[i].Name != "Aged Brie" && items[i].Name != "Backstage passes to a TAFKAL80ETC concert" {
+			if items[i].Quality > 0 {
+				if items[i].Name != "Sulfuras, Hand of Ragnaros" {
+					items[i].Quality = items[i].Quality - 1
+				}
+			}
+		} else {
+			if items[i].Quality < 50 {
+				items[i].Quality = items[i].Quality + 1
+				if items[i].Name == "Backstage passes to a TAFKAL80ETC concert" {
+					if items[i].SellIn < 11 {
+						if items[i].Quality < 50 {
+							items[i].Quality = items[i].Quality + 1
+						}
+					}
+					if items[i].SellIn < 6 {
+						if items[i].Quality < 50 {
+							items[i].Quality = items[i].Quality + 1
+						}
+					}
+				}
+			}
+		}
+
+		if items[i].Name != "Sulfuras, Hand of Ragnaros" {
+			items[i].SellIn = items[i].SellIn - 1
+		}
+
+		if items[i].SellIn < 0 {
+			if items[i].Name != "Aged Brie" {
+				if items[i].Name != "Backstage passes to a TAFKAL80ETC concert" {
+					if items[i].Quality > 0 {
+						if items[i].Name != "Sulfuras, Hand of Ragnaros" {
+							items[i].Quality = items[i].Quality - 1
+						}
+					}
+				} else {
+					items[i].Quality = items[i].Quality - items[i].Quality
+				}
+			} else {
+				if items[i].Quality < 50 {
+					items[i].Quality = items[i].Quality + 1
+				}
+			}
+		}
+	}
+
+}