CleanCode-GildedRoseKata/Inventory.java

public class Inventory {
    private Item[] items;

    public Inventory(Item[] items) {
        super();
        this.items = items;
    }

    public void updateQuality() {
        for (int i = 0; i < items.length; i++) {

            if (items[i].getName().equals("Sulfuras, Hand of Ragnaros")){
                continue;
            }
            else if (items[i].getName().equals("Aged Brie")){
                agedBrieUpdate(i);
            }
            else {
                regularItemUpdate(i);
            }

            /*
            if (!items[i].getName().equals("Aged Brie")) {
            if (items[i].getQuality() > 0) {
            if (!items[i].getName().equals("Sulfuras, Hand of Ragnaros")) {
            items[i].setQuality(items[i].getQuality() - 1);
            }
            }
            } else {
            if (items[i].getQuality() < 50) {
            items[i].setQuality(items[i].getQuality() + 1);
            }
            }

            if (!items[i].getName().equals("Sulfuras, Hand of Ragnaros")) {
            items[i].setSellIn(items[i].getSellIn() - 1);
            }

            if (items[i].getSellIn() < 0) {
            if (!items[i].getName().equals("Aged Brie")) {
            items[i].setQuality(items[i].getQuality() - 1);
            } else {
            if (items[i].getQuality() < 50) {
            items[i].setQuality(items[i].getQuality() + 1);
            }
            }
            }
             */
        }
    }

    public void agedBrieUpdate(int i){
        //decrease the sellin by 1 every day
        items[i].setSellIn(items[i].getSellIn()-1);

        //increase the quality every day (as long as quality is not more than 50)
        //increase the quality by 1 if sellin is greater than 0  and by 2 if sellin is 0
        if  (items[i].getSellIn() > 0 && items[i].getQuality() < 50)
            items[i].setQuality(items[i].getQuality()+1);
        else if (items[i].getSellIn() <= 0 && (items[i].getQuality() < 49))
            items[i].setQuality(items[i].getQuality()+2);
        else if (items[i].getSellIn() <= 0 && items[i].getQuality() == 49)
            items[i].setQuality(items[i].getQuality()+1);
    }

    public void regularItemUpdate(int i){
        //decrease the sellin by 1 every day
        items[i].setSellIn(items[i].getSellIn()-1);

        //decrease the quality every day (as long as quality is greater than 0)
        //decrease the quality by 1 if sellin is greater than 0  and by 2 if sellin is 0
        if (items[i].getQuality() > 0){
            if (items[i].getSellIn() > 0){
                items[i].setQuality(items[i].getQuality() -1);
            }
            else {
                items[i].setQuality(items[i].getQuality() -2);
            }
        }
    }
}