13 files changed, 356 insertions, 0 deletions

diff --git a/src/Blocks/BlockAnvil.h b/src/Blocks/BlockAnvil.h
index 93a796ef7..c9eec961d 100644
--- a/src/Blocks/BlockAnvil.h
+++ b/src/Blocks/BlockAnvil.h
@@ -23,6 +23,13 @@ public:
 	{
 		a_Pickups.push_back(cItem(E_BLOCK_ANVIL, 1, a_BlockMeta >> 2));
 	}
+
+
+	virtual void OnUse(cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface, cPlayer * a_Player, int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace, int a_CursorX, int a_CursorY, int a_CursorZ) override
+	{
+		cWindow * Window = new cAnvilWindow();
+		a_Player->OpenWindow(Window);
+	}
 	
 	
 	virtual bool GetPlacementBlockTypeMeta(
diff --git a/src/Enchantments.cpp b/src/Enchantments.cpp
index 64f89815b..bfcde9dac 100644
--- a/src/Enchantments.cpp
+++ b/src/Enchantments.cpp
@@ -83,6 +83,15 @@ void cEnchantments::AddFromString(const AString & a_StringSpec)
 
 
 
+int cEnchantments::Size(void)
+{
+	return (int)m_Enchantments.size();
+}
+
+
+
+
+
 AString cEnchantments::ToString(void) const
 {
 	// Serialize all the enchantments into a string
diff --git a/src/Enchantments.h b/src/Enchantments.h
index ec42257c8..82eea53f9 100644
--- a/src/Enchantments.h
+++ b/src/Enchantments.h
@@ -84,6 +84,9 @@ public:
 	/** Adds enchantments in the stringspec; if a specified enchantment already exists, overwrites it */
 	void AddFromString(const AString & a_StringSpec);
 	
+	/** Get the count of enchantments */
+	int Size(void);
+	
 	/** Serializes all the enchantments into a string */
 	AString ToString(void) const;
 	
diff --git a/src/Items/ItemArmor.h b/src/Items/ItemArmor.h
index 08cddb1ad..f53100bb1 100644
--- a/src/Items/ItemArmor.h
+++ b/src/Items/ItemArmor.h
@@ -60,6 +60,49 @@ public:
 		return true;
 	}
 
+	virtual bool CanRepairWithItem(const cItem & a_Item) override
+	{
+		switch (m_ItemType)
+		{
+			case E_ITEM_CHAIN_BOOTS:
+			case E_ITEM_CHAIN_CHESTPLATE:
+			case E_ITEM_CHAIN_HELMET:
+			case E_ITEM_CHAIN_LEGGINGS:
+			{
+				return (a_Item.m_ItemType == E_ITEM_IRON);
+			}
+			case E_ITEM_DIAMOND_BOOTS:
+			case E_ITEM_DIAMOND_CHESTPLATE:
+			case E_ITEM_DIAMOND_HELMET:
+			case E_ITEM_DIAMOND_LEGGINGS:
+			{
+				return (a_Item.m_ItemType == E_ITEM_DIAMOND);
+			}
+			case E_ITEM_IRON_BOOTS:
+			case E_ITEM_IRON_CHESTPLATE:
+			case E_ITEM_IRON_HELMET:
+			case E_ITEM_IRON_LEGGINGS:
+			{
+				return (a_Item.m_ItemType == E_ITEM_IRON);
+			}
+			case E_ITEM_GOLD_BOOTS:
+			case E_ITEM_GOLD_CHESTPLATE:
+			case E_ITEM_GOLD_HELMET:
+			case E_ITEM_GOLD_LEGGINGS:
+			{
+				return (a_Item.m_ItemType == E_ITEM_GOLD);
+			}
+			case E_ITEM_LEATHER_BOOTS:
+			case E_ITEM_LEATHER_CAP:
+			case E_ITEM_LEATHER_PANTS:
+			case E_ITEM_LEATHER_TUNIC:
+			{
+				return (a_Item.m_ItemType == E_ITEM_LEATHER);
+			}
+		}
+		return false;
+	}
+
 } ;
 
 
diff --git a/src/Items/ItemHandler.cpp b/src/Items/ItemHandler.cpp
index ce9593a70..105def2ce 100644
--- a/src/Items/ItemHandler.cpp
+++ b/src/Items/ItemHandler.cpp
@@ -511,6 +511,25 @@ bool cItemHandler::IsPlaceable(void)
 
 
 
+
+bool cItemHandler::CanRepairWithItem(const cItem & a_Item)
+{
+	return false;
+}
+
+
+
+
+
+int cItemHandler::GetRepairCost(void)
+{
+	return 0;
+}
+
+
+
+
+
 bool cItemHandler::CanHarvestBlock(BLOCKTYPE a_BlockType)
 {
 	UNUSED(a_BlockType);
diff --git a/src/Items/ItemHandler.h b/src/Items/ItemHandler.h
index 4993eac85..420eefcf1 100644
--- a/src/Items/ItemHandler.h
+++ b/src/Items/ItemHandler.h
@@ -85,6 +85,12 @@ public:
 	/** Blocks simply get placed */
 	virtual bool IsPlaceable(void);
 
+	/** Can the anvil repair this item, when a_Item is the second input? */
+	virtual bool CanRepairWithItem(const cItem & a_Item);
+
+	/** Get the repair cost from the item, or 0 if the item hasn't repair cost. */
+	virtual int GetRepairCost(void);
+
 	/** Called before a block is placed	into a world.
 	The handler should return true to allow placement, false to refuse.
 	Also, the handler should set a_BlockType and a_BlockMeta to correct values for the newly placed block.
diff --git a/src/Items/ItemPickaxe.h b/src/Items/ItemPickaxe.h
index 2a8e40daa..46e68ec70 100644
--- a/src/Items/ItemPickaxe.h
+++ b/src/Items/ItemPickaxe.h
@@ -85,6 +85,19 @@ public:
 		}
 		return false;
 	}
+
+	virtual bool CanRepairWithItem(const cItem & a_Item) override
+	{
+		switch (m_ItemType)
+		{
+			case E_ITEM_WOODEN_PICKAXE:  return (a_Item.m_ItemType == E_BLOCK_PLANKS);
+			case E_ITEM_STONE_PICKAXE:   return (a_Item.m_ItemType == E_BLOCK_COBBLESTONE);
+			case E_ITEM_IRON_PICKAXE:    return (a_Item.m_ItemType == E_ITEM_IRON);
+			case E_ITEM_GOLD_PICKAXE:    return (a_Item.m_ItemType == E_ITEM_GOLD);
+			case E_ITEM_DIAMOND_PICKAXE: return (a_Item.m_ItemType == E_ITEM_DIAMOND);
+		}
+		return false;
+	}
 } ;
 
 
diff --git a/src/Items/ItemShovel.h b/src/Items/ItemShovel.h
index 873d5ae25..7659ccc54 100644
--- a/src/Items/ItemShovel.h
+++ b/src/Items/ItemShovel.h
@@ -41,4 +41,18 @@ public:
 	{
 		return (a_BlockType == E_BLOCK_SNOW);
 	}
+
+	virtual bool CanRepairWithItem(const cItem & a_Item) override
+	{
+		switch (m_ItemType)
+		{
+			case E_ITEM_WOODEN_SHOVEL:  return (a_Item.m_ItemType == E_BLOCK_PLANKS);
+			case E_ITEM_STONE_SHOVEL:   return (a_Item.m_ItemType == E_BLOCK_COBBLESTONE);
+			case E_ITEM_IRON_SHOVEL:    return (a_Item.m_ItemType == E_ITEM_IRON);
+			case E_ITEM_GOLD_SHOVEL:    return (a_Item.m_ItemType == E_ITEM_GOLD);
+			case E_ITEM_DIAMOND_SHOVEL: return (a_Item.m_ItemType == E_ITEM_DIAMOND);
+		}
+		return false;
+	}
+
 };
diff --git a/src/Items/ItemSword.h b/src/Items/ItemSword.h
index a7c1d2432..34656ff99 100644
--- a/src/Items/ItemSword.h
+++ b/src/Items/ItemSword.h
@@ -23,6 +23,19 @@ public:
 	{
 		return (a_BlockType == E_BLOCK_COBWEB);
 	}
+
+	virtual bool CanRepairWithItem(const cItem & a_Item) override
+	{
+		switch (m_ItemType)
+		{
+			case E_ITEM_WOODEN_SWORD:  return (a_Item.m_ItemType == E_BLOCK_PLANKS);
+			case E_ITEM_STONE_SWORD:   return (a_Item.m_ItemType == E_BLOCK_COBBLESTONE);
+			case E_ITEM_IRON_SWORD:    return (a_Item.m_ItemType == E_ITEM_IRON);
+			case E_ITEM_GOLD_SWORD:    return (a_Item.m_ItemType == E_ITEM_GOLD);
+			case E_ITEM_DIAMOND_SWORD: return (a_Item.m_ItemType == E_ITEM_DIAMOND);
+		}
+		return false;
+	}
 } ;
 
 
diff --git a/src/UI/SlotArea.cpp b/src/UI/SlotArea.cpp
index 87b4032e0..eac8257ec 100644
--- a/src/UI/SlotArea.cpp
+++ b/src/UI/SlotArea.cpp
@@ -596,6 +596,179 @@ cCraftingRecipe & cSlotAreaCrafting::GetRecipeForPlayer(cPlayer & a_Player)
 
 
 ///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// cSlotAreaAnvil:
+
+cSlotAreaAnvil::cSlotAreaAnvil(cAnvilWindow & a_ParentWindow) :
+	cSlotAreaTemporary(3, a_ParentWindow),
+	m_MaximumCost(0),
+	m_RepairedItemName("")
+{
+}
+
+
+
+
+
+void cSlotAreaAnvil::Clicked(cPlayer & a_Player, int a_SlotNum, eClickAction a_ClickAction, const cItem & a_ClickedItem)
+{
+	super::Clicked(a_Player, a_SlotNum, a_ClickAction, a_ClickedItem);
+	UpdateResult(a_Player);
+}
+
+
+
+
+
+void cSlotAreaAnvil::OnPlayerRemoved(cPlayer & a_Player)
+{
+	TossItems(a_Player, 0, 3);
+	super::OnPlayerRemoved(a_Player);
+}
+
+
+
+
+
+void cSlotAreaAnvil::UpdateResult(cPlayer & a_Player)
+{
+	cItem Input(*GetSlot(0, a_Player));
+	cItem SecondInput(*GetSlot(1, a_Player));
+	cItem Output(*GetSlot(2, a_Player));
+	
+	if (Input.IsEmpty() && !Output.IsEmpty())
+	{
+		Output.Empty();
+		SetSlot(2, a_Player, Output);
+		m_ParentWindow.SetProperty(0, 0, a_Player);
+		return;
+	}
+	
+	int RepairCost = cItemHandler::GetItemHandler(Input)->GetRepairCost();
+	int NeedExp = 0;
+	if (!SecondInput.IsEmpty())
+	{
+		RepairCost += cItemHandler::GetItemHandler(SecondInput)->GetRepairCost();
+		
+		if (Input.IsDamageable() && cItemHandler::GetItemHandler(Input)->CanRepairWithItem(SecondInput))
+		{
+			// Tool and armor repair with special item (iron / gold / diamond / ...)
+			int DamageDiff = std::min((int)Input.m_ItemDamage, (int)Input.GetMaxDamage() / 4);
+			if (DamageDiff < 0)
+			{
+				// No enchantment
+				Output.Empty();
+				SetSlot(2, a_Player, Output);
+				m_ParentWindow.SetProperty(0, 0, a_Player);
+				return;
+			}
+
+			int x = 0;
+			while ((DamageDiff > 0) && (x < SecondInput.m_ItemCount))
+			{
+				Input.m_ItemDamage -= DamageDiff;
+				NeedExp += std::max(1, DamageDiff / 100) + Input.m_Enchantments.Size();
+				DamageDiff = std::min((int)Input.m_ItemDamage, (int)Input.GetMaxDamage() / 4);
+
+				++x;
+			}
+		}
+		else
+		{
+			// Tool and armor repair with two tools / armors
+			if (!Input.IsSameType(SecondInput) || !Input.IsDamageable())
+			{
+				// No enchantment
+				Output.Empty();
+				SetSlot(2, a_Player, Output);
+				m_ParentWindow.SetProperty(0, 0, a_Player);
+				return;
+			}
+
+			int FirstDamageDiff = Input.GetMaxDamage() - Input.m_ItemDamage;
+			int SecondDamageDiff = SecondInput.GetMaxDamage() - SecondInput.m_ItemDamage;
+			int Damage = SecondDamageDiff + Input.GetMaxDamage() * 12 / 100;
+			
+			int NewItemDamage = Input.GetMaxDamage() - (FirstDamageDiff + Damage);
+			if (NewItemDamage > 0)
+			{
+				NewItemDamage = 0;
+			}
+
+			if (NewItemDamage < Input.m_ItemDamage)
+			{
+				Input.m_ItemDamage = NewItemDamage;
+				NeedExp += std::max(1, Damage / 100);
+			}
+
+			// TODO: Add enchantments.
+		}
+	}
+
+	int NameChangeExp = 0;
+	if (m_RepairedItemName.empty())
+	{
+		// Remove custom name
+		if (!Input.m_CustomName.empty())
+		{
+			NameChangeExp = (Input.IsDamageable()) ? 4 : (Input.m_ItemCount * 5);
+			NeedExp += NameChangeExp;
+			Input.m_CustomName = "";
+		}
+	}
+	else if (m_RepairedItemName != Input.m_CustomName)
+	{
+		// Change custom name
+		NameChangeExp = (Input.IsDamageable()) ? 4 : (Input.m_ItemCount * 5);
+		NeedExp += NameChangeExp;
+
+		if (!Input.m_CustomName.empty())
+		{
+			RepairCost += NameChangeExp / 2;
+		}
+
+		Input.m_CustomName = m_RepairedItemName;
+	}
+
+	// TODO: Add enchantment exp cost.
+
+	int MaximumCost = RepairCost + NeedExp;
+
+	if (NeedExp < 0)
+	{
+		Input.Empty();
+	}
+
+	if (NameChangeExp == NeedExp && NameChangeExp > 0 && MaximumCost >= 40)
+	{
+		MaximumCost = 39;
+	}
+	if (MaximumCost >= 40 && !a_Player.IsGameModeCreative())
+	{
+		Input.Empty();
+	}
+
+	/* TODO: Add repair cost to cItem and not ItemHandler. This is required for this function!
+	if (!Input.IsEmpty())
+	{
+		RepairCost = max(cItemHandler::GetItemHandler(Input)->GetRepairCost(), cItemHandler::GetItemHandler(SecondInput)->GetRepairCost());
+		if (!Input.m_CustomName.empty())
+		{
+			RepairCost -= 9;
+		}
+		RepairCost = max(RepairCost, 0);
+		RepairCost += 2;
+	}*/
+
+	SetSlot(2, a_Player, Input);
+	m_ParentWindow.SetProperty(0, MaximumCost, a_Player);
+}
+
+
+
+
+
+
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
 // cSlotAreaEnchanting:
 
 cSlotAreaEnchanting::cSlotAreaEnchanting(cEnchantingWindow & a_ParentWindow) :
diff --git a/src/UI/SlotArea.h b/src/UI/SlotArea.h
index 254722822..a316480c6 100644
--- a/src/UI/SlotArea.h
+++ b/src/UI/SlotArea.h
@@ -9,6 +9,7 @@
 #pragma once
 
 #include "../Inventory.h"
+#include "Window.h"
 
 
 
@@ -259,6 +260,34 @@ protected:
 
 
 
+class cSlotAreaAnvil :
+	public cSlotAreaTemporary
+{
+	typedef cSlotAreaTemporary super;
+
+public:
+	cSlotAreaAnvil(cAnvilWindow & a_ParentWindow);
+
+	// cSlotArea overrides:
+	virtual void Clicked(cPlayer & a_Player, int a_SlotNum, eClickAction a_ClickAction, const cItem & a_ClickedItem) override;
+
+	// cSlotAreaTemporary overrides:
+	virtual void OnPlayerRemoved(cPlayer & a_Player) override;
+
+protected:
+	/** Handles a click in the item slot. */
+	void UpdateResult(cPlayer & a_Player);
+
+	/** The maximum cost of repairing/renaming in the anvil. */
+	int m_MaximumCost;
+
+	AString m_RepairedItemName;
+} ;
+
+
+
+
+
 class cSlotAreaEnchanting :
 	public cSlotAreaTemporary
 {
diff --git a/src/UI/Window.cpp b/src/UI/Window.cpp
index 0a78578fc..eb105f8ab 100644
--- a/src/UI/Window.cpp
+++ b/src/UI/Window.cpp
@@ -805,6 +805,21 @@ cCraftingWindow::cCraftingWindow(int a_BlockX, int a_BlockY, int a_BlockZ) :
 
 
 ///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// cAnvilWindow:
+
+cAnvilWindow::cAnvilWindow() :
+	cWindow(wtAnvil, "Repair")
+{
+	m_SlotAreas.push_back(new cSlotAreaAnvil(*this));
+	m_SlotAreas.push_back(new cSlotAreaInventory(*this));
+	m_SlotAreas.push_back(new cSlotAreaHotBar(*this));
+}
+
+
+
+
+
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
 // cEnchantingWindow:
 
 cEnchantingWindow::cEnchantingWindow(int a_BlockX, int a_BlockY, int a_BlockZ) :
diff --git a/src/UI/Window.h b/src/UI/Window.h
index 1ca67bfd8..c08b36f9b 100644
--- a/src/UI/Window.h
+++ b/src/UI/Window.h
@@ -231,6 +231,18 @@ public:
 
 
 
+class cAnvilWindow :
+	public cWindow
+{
+	typedef cWindow super;
+public:
+	cAnvilWindow();
+} ;
+
+
+
+
+
 class cEnchantingWindow :
 	public cWindow
 {