SPIGOT-7224: Add events for brewing stands and campfires starting their actions

By: FreeSoccerHDX <freesoccerhdx@gmail.com>

paper-api/src/main/java/org/bukkit/event/block/BrewingStartEvent.java

@@ -0,0 +1,49 @@
+package org.bukkit.event.block;
+
+import org.bukkit.block.Block;
+import org.bukkit.event.HandlerList;
+import org.bukkit.inventory.ItemStack;
+import org.jetbrains.annotations.NotNull;
+
+/**
+ * Called when a brewing stand starts to brew.
+ */
+public class BrewingStartEvent extends InventoryBlockStartEvent {
+
+    private static final HandlerList handlers = new HandlerList();
+    private int brewingTime;
+
+    public BrewingStartEvent(@NotNull final Block furnace, @NotNull ItemStack source, int brewingTime) {
+        super(furnace, source);
+        this.brewingTime = brewingTime;
+    }
+
+    /**
+     * Gets the total brew time associated with this event.
+     *
+     * @return the total brew time
+     */
+    public int getTotalBrewTime() {
+        return brewingTime;
+    }
+
+    /**
+     * Sets the total brew time for this event.
+     *
+     * @param brewTime the new total brew time
+     */
+    public void setTotalBrewTime(int brewTime) {
+        this.brewingTime = brewTime;
+    }
+
+    @NotNull
+    @Override
+    public HandlerList getHandlers() {
+        return handlers;
+    }
+
+    @NotNull
+    public static HandlerList getHandlerList() {
+        return handlers;
+    }
+}

paper-api/src/main/java/org/bukkit/event/block/CampfireStartEvent.java

@@ -0,0 +1,62 @@
+package org.bukkit.event.block;
+
+import org.bukkit.block.Block;
+import org.bukkit.event.HandlerList;
+import org.bukkit.inventory.CampfireRecipe;
+import org.bukkit.inventory.ItemStack;
+import org.jetbrains.annotations.NotNull;
+
+/**
+ * Called when a Campfire starts to cook.
+ */
+public class CampfireStartEvent extends InventoryBlockStartEvent {
+
+    private static final HandlerList handlers = new HandlerList();
+    private int cookingTime;
+    private CampfireRecipe campfireRecipe;
+
+    public CampfireStartEvent(@NotNull final Block furnace, @NotNull ItemStack source, @NotNull CampfireRecipe recipe) {
+        super(furnace, source);
+        this.cookingTime = recipe.getCookingTime();
+        this.campfireRecipe = recipe;
+    }
+
+    /**
+     * Gets the CampfireRecipe associated with this event.
+     *
+     * @return the CampfireRecipe being cooked
+     */
+    @NotNull
+    public CampfireRecipe getRecipe() {
+        return campfireRecipe;
+    }
+
+    /**
+     * Gets the total cook time associated with this event.
+     *
+     * @return the total cook time
+     */
+    public int getTotalCookTime() {
+        return cookingTime;
+    }
+
+    /**
+     * Sets the total cook time for this event.
+     *
+     * @param cookTime the new total cook time
+     */
+    public void setTotalCookTime(int cookTime) {
+        this.cookingTime = cookTime;
+    }
+
+    @NotNull
+    @Override
+    public HandlerList getHandlers() {
+        return handlers;
+    }
+
+    @NotNull
+    public static HandlerList getHandlerList() {
+        return handlers;
+    }
+}

paper-api/src/main/java/org/bukkit/event/block/InventoryBlockStartEvent.java

@@ -0,0 +1,52 @@
+package org.bukkit.event.block;
+
+import org.bukkit.Warning;
+import org.bukkit.block.Block;
+import org.bukkit.event.HandlerList;
+import org.bukkit.event.inventory.FurnaceStartSmeltEvent;
+import org.bukkit.inventory.ItemStack;
+import org.jetbrains.annotations.NotNull;
+
+/**
+ * Used when:
+ * <ul>
+ * <li>A Furnace starts smelting {@link FurnaceStartSmeltEvent}</li>
+ * <li>A Brewing-Stand starts brewing {@link BrewingStartEvent}</li>
+ * <li>A Campfire starts cooking {@link CampfireStartEvent}</li>
+ * </ul>
+ *
+ * @deprecated draft API
+ */
+@Deprecated
+@Warning(false)
+public class InventoryBlockStartEvent extends BlockEvent {
+
+    private static final HandlerList handlers = new HandlerList();
+    private final ItemStack source;
+
+    public InventoryBlockStartEvent(@NotNull final Block block, @NotNull ItemStack source) {
+        super(block);
+        this.source = source;
+    }
+
+    /**
+     * Gets the source ItemStack for this event.
+     *
+     * @return the source ItemStack
+     */
+    @NotNull
+    public ItemStack getSource() {
+        return source;
+    }
+
+    @NotNull
+    @Override
+    public HandlerList getHandlers() {
+        return handlers;
+    }
+
+    @NotNull
+    public static HandlerList getHandlerList() {
+        return handlers;
+    }
+}

paper-api/src/main/java/org/bukkit/event/inventory/FurnaceStartSmeltEvent.java

@@ -2,34 +2,25 @@ package org.bukkit.event.inventory;
 
 import org.bukkit.block.Block;
 import org.bukkit.event.HandlerList;
-import org.bukkit.event.block.BlockEvent;
+import org.bukkit.event.block.InventoryBlockStartEvent;
 import org.bukkit.inventory.CookingRecipe;
 import org.bukkit.inventory.ItemStack;
 import org.jetbrains.annotations.NotNull;
 
-public class FurnaceStartSmeltEvent extends BlockEvent {
+/**
+ * Called when a Furnace starts smelting.
+ */
+public class FurnaceStartSmeltEvent extends InventoryBlockStartEvent {
     private static final HandlerList handlers = new HandlerList();
-    private final ItemStack source;
     private final CookingRecipe<?> recipe;
     private int totalCookTime;
 
     public FurnaceStartSmeltEvent(@NotNull final Block furnace, @NotNull ItemStack source, @NotNull final CookingRecipe<?> recipe) {
-        super(furnace);
+        super(furnace, source);
-        this.source = source;
         this.recipe = recipe;
         this.totalCookTime = recipe.getCookingTime();
     }
 
-    /**
-     * Gets the source ItemStack for this event
-     *
-     * @return the source ItemStack
-     */
-    @NotNull
-    public ItemStack getSource() {
-        return source;
-    }
-
     /**
      * Gets the FurnaceRecipe associated with this event
      *