CleanCode-GildedRoseKata/Inventory.java

public class Inventory {
    private Item[] items;

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

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

            if(items[i].getName().equals("Sulfuras,Hand Of Rangnaros"))
            {
                continue;
            }
            if(items[i].getName().equals("Aged Brie"))
            {
                agedBrieUpdate(i);
            }
            else if(items[i].getName().equals("Conjured Mage Water"))
            {
                conjuredItemUpdate(i);
            }
            else
            {
                regularItemUpdate(i);
            }
            if(items[i].getQuality()<80)
            {
                items[i].setSellIn(items[i].getSellIn()-1);
            }
        }
    }
    public void agedBrieUpdate(int i)
    {
        if(items[i].getSellIn()>0&&items[i].getQuality()<=49)
        {
            items[i].setQuality(items[i].getQuality()+1);
        }
        else if(items[i].getSellIn()<0&&items[i].getQuality()<=48)
        {
            items[i].setQuality(items[i].getQuality()+2);
        }
    }
    public void regularItemUpdate(int i)
    {
        if(items[i].getSellIn()>0&& items[i].getQuality()>0)
        {
            items[i].setQuality(items[i].getQuality()-1);
        }
        else if(items[i].getSellIn()<0&&items[i].getQuality()>1)
        {
            items[i].setQuality(items[i].getQuality()-2);
        }
    }
    public void conjuredItemUpdate(int i)
    {
        if(items[i].getSellIn()>0&&items[i].getQuality()>0)
        {
            items[i].setQuality(items[i].getQuality()-2);
        }
        else if(items[i].getSellIn()<0&&items[i].getQuality()>1)
        {
            items[i].setQuality(items[i].getQuality()-4);
        }
    }
}