Delegate workbench apply button and slot behaviour to item classes

2018-06-24 12:52:55 +01:00
parent 6da42a18c7
commit 75e5de603e
7 changed files with 423 additions and 309 deletions
@@ -0,0 +1,56 @@
+package electroblob.wizardry.item;
+
+import electroblob.wizardry.WizardData;
+import electroblob.wizardry.constants.Constants;
+import electroblob.wizardry.registry.Spells;
+import electroblob.wizardry.registry.WizardryItems;
+import electroblob.wizardry.registry.WizardryTabs;
+import electroblob.wizardry.spell.Spell;
+import net.minecraft.entity.player.EntityPlayer;
+import net.minecraft.inventory.Slot;
+import net.minecraft.item.Item;
+import net.minecraft.item.ItemStack;
+
+public class ItemBlankScroll extends Item implements IWorkbenchItem {
+
+	public ItemBlankScroll(){
+		this.setCreativeTab(WizardryTabs.WIZARDRY);
+	}
+
+	@Override
+	public int getSpellSlotCount(ItemStack stack){
+		return 1;
+	}
+
+	@Override
+	public boolean onApplyButtonPressed(EntityPlayer player, Slot centre, Slot crystals, Slot upgrade, Slot[] spellBooks){
+		
+		if(!spellBooks[0].getStack().isEmpty() && !crystals.getStack().isEmpty()){
+			
+			Spell spell = Spell.get(spellBooks[0].getStack().getItemDamage());
+			WizardData data = WizardData.get(player);
+
+			// Spells can only be bound to scrolls if the player has already cast them (prevents casting of master
+			// spells without getting a master wand)
+			// This restriction does not apply in creative mode
+			if(spell != Spells.none && player.capabilities.isCreativeMode || (data != null
+					&& data.hasSpellBeenDiscovered(spell))){
+				
+				int cost = spell.cost;
+				// Continuous spell scrolls require enough mana to cast them for the duration defined in ItemScroll.
+				if(spell.isContinuous) cost *= ItemScroll.CASTING_TIME / 20;
+				
+				if(crystals.getStack().getCount() * Constants.MANA_PER_CRYSTAL > cost){
+					// Rounds up to the nearest whole crystal
+					crystals.decrStackSize(cost / Constants.MANA_PER_CRYSTAL + 1);
+					centre.putStack(new ItemStack(WizardryItems.scroll, 1, spell.id()));
+					return true;
+				}
+				
+			}
+		}
+		
+		return false;
+	}
+
+}