Merge pull request #40 from A248/master

Add Getters for NPC's Item, Text, and State

api/src/main/java/net/jitse/npclib/api/NPC.java

@@ -101,6 +101,14 @@ public interface NPC {
      * @return Object instance.
      */
     NPC toggleState(NPCState state);
+    
+    /**
+     * Get state of NPC.
+     *
+     * @param state The state requested.
+     * @return boolean on/off status.
+     */
+    boolean getState(NPCState state);
 
     /**
      * Change the item in the inventory of the NPC.
@@ -112,4 +120,19 @@ public interface NPC {
     NPC setItem(NPCSlot slot, ItemStack item);
 
     NPC setText(List<String> text);
+    
+    /**
+     * Get the text of an NPC
+     *
+     * @return List<String> text
+     */
+    List<String> getText();
+    
+    /**
+     * Get a NPC's item.
+     *
+     * @param slot The slot the item is in.
+     * @return ItemStack item.
+     */
+    ItemStack getItem(NPCSlot slot);
 }

api/src/main/java/net/jitse/npclib/internal/NPCBase.java

@@ -220,6 +220,18 @@ public abstract class NPCBase implements NPC, NPCPacketHandler {
         }
     }
 
+    @Override
+    public boolean getState(NPCState state) {
+        if (activeStates.length != 0) {
+            for (int i = 0; i < activeStates.length; i++) {
+                if (activeStates[i] == state) {
+                    return true;
+                }
+            }
+        }
+        return false;
+    }
+    
     @Override
     public NPC toggleState(NPCState state) {
         int inActiveStatesIndex = -1;
@@ -263,6 +275,29 @@ public abstract class NPCBase implements NPC, NPCPacketHandler {
         return this;
     }
 
+    @Override
+    public ItemStack getItem(NPCSlot slot) {
+        if (slot == null) {
+            throw new NullPointerException("Slot cannot be null");
+        }
+        switch (slot) {
+            case HELMET:
+                return this.helmet;
+            case CHESTPLATE:
+                return this.chestplate;
+            case LEGGINGS:
+                return this.leggings;
+            case BOOTS:
+                return this.boots;
+            case MAINHAND:
+                return this.inHand;
+            case OFFHAND:
+                return this.offHand;
+            default:
+                throw new IllegalArgumentException("Entered an invalid inventory slot");
+        }
+    }
+    
     @Override
     public NPC setItem(NPCSlot slot, ItemStack item) {
         if (slot == null) {
@@ -315,4 +350,9 @@ public abstract class NPCBase implements NPC, NPCPacketHandler {
         this.text = text;
         return this;
     }
+    
+    @Override
+    public List<String> getText() {
+        return text;
+    }
 }