Recipes in GUI don't show up if they can't actually be crafted.

Call CraftItemEvent when an item is crafted.

pom.xml

@@ -6,7 +6,7 @@
 
     <groupId>co.kepler.fastcraftplus</groupId>
     <artifactId>fastcraftplus</artifactId>
-    <version>0.3</version>
+    <version>0.4</version>
 
     <build>
         <plugins>

src/main/java/co/kepler/fastcraftplus/FastCraft.java

@@ -7,13 +7,12 @@
 import co.kepler.fastcraftplus.craftgui.GUIFastCraft;
 import co.kepler.fastcraftplus.crafting.CraftingListener;
 import org.bukkit.Bukkit;
-import org.bukkit.event.Listener;
 import org.bukkit.plugin.PluginManager;
 import org.bukkit.plugin.java.JavaPlugin;
 
 import java.util.logging.Level;
 
-public class FastCraft extends JavaPlugin implements Listener {
+public class FastCraft extends JavaPlugin {
     private static FastCraft instance;
 
     private Config config;
@@ -74,8 +73,7 @@ public void onEnable() {
 
         PluginManager pluginManager = Bukkit.getPluginManager();
         pluginManager.registerEvents(new CraftingListener(), this);
-
-        GUIFastCraft.init();
+        pluginManager.registerEvents(new GUIFastCraft.GUIListener(), this);
     }
 
     @Override

src/main/java/co/kepler/fastcraftplus/config/Recipes.java

@@ -34,7 +34,7 @@ public static void loadRecipes() {
 
         // Remove loaded recipes
         for (FCRecipe fcRecipe : recipes) {
-            for (Iterator<Recipe> iter = Bukkit.recipeIterator(); iter.hasNext();) {
+            for (Iterator<Recipe> iter = Bukkit.recipeIterator(); iter.hasNext(); ) {
                 Recipe recipe = iter.next();
                 if (RecipeUtil.areEqual(recipe, fcRecipe.getRecipe())) {
                     iter.remove();

src/main/java/co/kepler/fastcraftplus/craftgui/GUIButtonRecipe.java

@@ -36,9 +36,12 @@ public GUIButtonRecipe(GUIFastCraft gui, GUIRecipe recipe) {
         super();
         this.gui = gui;
         this.recipe = recipe;
+    }
 
+    @Override
+    public ItemStack getItem() {
         // Add the ingredients to the lore of the item
-        ItemStack item = recipe.getResult().clone();
+        ItemStack item = recipe.getCraftingResult(gui).clone();
         ItemMeta meta = item.getItemMeta();
         LinkedList<String> lore = new LinkedList<>();
         Map<Ingredient, Integer> ingredients = recipe.getIngredients();
@@ -58,8 +61,8 @@ public GUIButtonRecipe(GUIFastCraft gui, GUIRecipe recipe) {
         meta.setLore(lore);
         item.setItemMeta(meta);
 
-        // Set the item
-        setItem(item);
+        // Return the item
+        return item;
     }
 
     /**
@@ -79,7 +82,7 @@ public void setClickAction(ClickAction clickAction) {
      */
     @Override
     public boolean isVisible() {
-        return recipe.canCraft(gui.getPlayer(), false);
+        return recipe.canCraft(gui);
     }
 
     /**
@@ -101,7 +104,9 @@ public void setVisible(boolean visible) {
     @Override
     public boolean onClick(Layout layout, InventoryClickEvent invEvent) {
         if (ignoreClicks.contains(invEvent.getClick())) return false;
-        if (!recipe.canCraft(gui.getPlayer(), true)) {
+
+        List<ItemStack> results = new ArrayList<>();
+        if (!recipe.canCraft(gui, true, results)) {
             gui.updateLayout();
             return false;
         }
@@ -110,14 +115,15 @@ public boolean onClick(Layout layout, InventoryClickEvent invEvent) {
             case DROP:
             case CONTROL_DROP:
                 // Drop items on the ground.
-                for (ItemStack is : recipe.getResults()) {
+                for (ItemStack is : results) {
                     invEvent.getView().setItem(InventoryView.OUTSIDE, is);
                 }
                 break;
             default:
                 // Add to inventory. Drop rest on ground if not enough space.
                 Inventory inv = gui.getPlayer().getInventory();
-                for (ItemStack is : inv.addItem(recipe.getResults()).values()) {
+                ItemStack[] resultsArr = new ItemStack[results.size()];
+                for (ItemStack is : inv.addItem(results.toArray(resultsArr)).values()) {
                     invEvent.getView().setItem(InventoryView.OUTSIDE, is);
                 }
                 break;

src/main/java/co/kepler/fastcraftplus/craftgui/GUIFastCraft.java

@@ -2,6 +2,7 @@
 
 import co.kepler.fastcraftplus.FastCraft;
 import co.kepler.fastcraftplus.api.gui.*;
+import co.kepler.fastcraftplus.crafting.CraftingInvWrapper;
 import org.bukkit.*;
 import org.bukkit.block.Block;
 import org.bukkit.entity.HumanEntity;
@@ -16,9 +17,10 @@
 import org.bukkit.event.inventory.InventoryClickEvent;
 import org.bukkit.event.inventory.InventoryDragEvent;
 import org.bukkit.event.inventory.InventoryPickupItemEvent;
+import org.bukkit.event.inventory.InventoryType;
 import org.bukkit.event.player.PlayerInteractEvent;
 import org.bukkit.event.player.PlayerPickupItemEvent;
-import org.bukkit.inventory.ItemStack;
+import org.bukkit.inventory.*;
 import org.bukkit.inventory.meta.LeatherArmorMeta;
 
 import java.util.HashMap;
@@ -31,12 +33,15 @@ public class GUIFastCraft extends GUI {
     private static final ChatColor BUTTON_NAME_COLOR = ChatColor.GREEN;
     private static final String NOT_YET_IMPLEMENTED = ChatColor.RED + "Not Yet Implemented";
 
-    private static Map<Object, GUIFastCraft> guis; // <Location or UUID, GUIFastCraft>
+    private static Map<Object, GUIFastCraft> guis = new HashMap<>(); // <Location or UUID, GUIFastCraft>
 
     private final LayoutFastCraft craftLayout;
     private final Player player;
     private final Location location;
 
+    private final CraftingInvWrapper craftingInventory;
+    private final InventoryView craftingInventoryView;
+
     private final GUIButton btnPagePrev;
     private final GUIButton btnPageNext;
     private final GUIButton btnRefresh;
@@ -52,16 +57,39 @@ public class GUIFastCraft extends GUI {
      * @param player The player who will be shown this GUI.
      */
     @SuppressWarnings("all")
-    public GUIFastCraft(Player player, Location location) {
-        super(FastCraft.lang().gui.title(), 6); // TODO Localize
+    public GUIFastCraft(final Player player, Location location) {
+        super(FastCraft.lang().gui.title(), 6);
 
         this.player = player;
         this.location = location;
 
+        craftingInventory = new CraftingInvWrapper(player);
+        craftingInventoryView = new InventoryView() {
+            @Override
+            public Inventory getTopInventory() {
+                return craftingInventory;
+            }
+
+            @Override
+            public Inventory getBottomInventory() {
+                return player.getInventory();
+            }
+
+            @Override
+            public HumanEntity getPlayer() {
+                return player;
+            }
+
+            @Override
+            public InventoryType getType() {
+                return craftingInventory.getType();
+            }
+        };
+
         craftLayout = new LayoutFastCraft(this);
         setLayout(craftLayout);
 
-        // Create Previous Page button // TODO Localize
+        // Create Previous Page button
         btnPagePrev = new GUIButton(new GUIItemBuilder(Material.ARROW)
                 .setDisplayName(FastCraft.lang().gui.toolbar.pagePrev.title())
                 .setLore(FastCraft.lang().gui.toolbar.pagePrev.description(
@@ -185,11 +213,6 @@ public boolean onClick(GUIButton.Click info) {
         guis.put(location, this);
     }
 
-    public static void init() {
-        Bukkit.getPluginManager().registerEvents(new GUIListener(), FastCraft.getInstance());
-        guis = new HashMap<>();
-    }
-
     @Override
     public void show(Player... players) {
         assert players.length == 1 && players[0].equals(player) :
@@ -236,6 +259,27 @@ public Player getPlayer() {
         return player;
     }
 
+    /**
+     * Get this GUI's crafting inventory.
+     *
+     * @return Returns this GUI's crafting inventory.
+     */
+    public CraftingInventory getCraftingInventory(Recipe recipe, ItemStack[] matrix, ItemStack result) {
+        craftingInventory.setRecipe(recipe);
+        craftingInventory.setMatrix(matrix);
+        craftingInventory.setResult(result);
+        return craftingInventory;
+    }
+
+    /**
+     * Get this GUI's crafting inventory view.
+     *
+     * @return Returns this GUI's crafting inventory view.
+     */
+    public InventoryView getCraftingInventoryView() {
+        return craftingInventoryView;
+    }
+
     /**
      * Show a tab in the GUI.
      *
@@ -274,7 +318,7 @@ private boolean btnCraftingMultiplierClick(GUIButton.Click info) {
     }
 
     private boolean btnWorkbenchClick(GUIButton.Click info) {
-        player.openWorkbench(location, true); // TODO Don't force
+        player.openWorkbench(location, false);
         return true;
     }
 

src/main/java/co/kepler/fastcraftplus/craftgui/LayoutRecipes.java

@@ -32,7 +32,7 @@ public LayoutRecipes(GUIFastCraft gui) {
     protected void addRecipes(List<GUIRecipe> recipes) {
         for (GUIRecipe r : recipes) {
             // If the button is already in the gui, or if it can't be crafted, continue.
-            if (activeRecipes.contains(r) || !r.canCraft(gui.getPlayer(), false)) continue;
+            if (activeRecipes.contains(r) || !r.canCraft(gui)) continue;
 
             // Create the button, and add it to the GUI.
             GUIButtonRecipe button = new GUIButtonRecipe(gui, r);