cuberite-2a/src/Items/ItemFishingRod.h

#pragma once

#include "../Entities/Floater.h"
#include "../Entities/Entity.h"
#include "../Item.h"
#include "../Root.h"





////////////////////////////////////////////////////////////////////////////////
// cFloaterCallback
class cFloaterCallback
{
public:
	cFloaterCallback(void) :
		m_CanPickup(false),
		m_AttachedMobID(cEntity::INVALID_ID)
	{
	}

	bool operator () (cEntity & a_Entity)
	{
		auto & Floater = static_cast<cFloater &>(a_Entity);
		m_CanPickup = Floater.CanPickup();
		m_Pos = Floater.GetPosition();
		m_BitePos = Floater.GetBitePos();
		m_AttachedMobID = Floater.GetAttachedMobID();
		Floater.Destroy();
		return true;
	}

	bool CanPickup(void)       const { return m_CanPickup; }
	bool IsAttached(void)      const { return (m_AttachedMobID != cEntity::INVALID_ID); }
	UInt32 GetAttachedMobID(void) const { return m_AttachedMobID; }
	Vector3d GetPos(void)      const { return m_Pos; }
	Vector3d GetBitePos(void)  const { return m_BitePos; }

protected:
	bool m_CanPickup;
	UInt32 m_AttachedMobID;
	Vector3d m_Pos;
	Vector3d m_BitePos;
} ;





class cItemFishingRodHandler :
	public cItemHandler
{
	typedef cItemHandler super;

public:
	cItemFishingRodHandler(int a_ItemType) :
		super(a_ItemType)
	{
	}



	virtual bool OnItemUse(
		cWorld * a_World, cPlayer * a_Player, cBlockPluginInterface & a_PluginInterface, const cItem & a_Item,
		int a_BlockX, int a_BlockY, int a_BlockZ, eBlockFace a_BlockFace
	) override
	{
		if (a_BlockFace != BLOCK_FACE_NONE)
		{
			return false;
		}

		auto & Random = GetRandomProvider();

		if (a_Player->IsFishing())
		{
			cFloaterCallback FloaterInfo;
			a_World->DoWithEntityByID(a_Player->GetFloaterID(), FloaterInfo);
			a_Player->SetIsFishing(false);

			if (FloaterInfo.IsAttached())
			{
				a_World->DoWithEntityByID(FloaterInfo.GetAttachedMobID(), [=](cEntity & a_Entity)
					{
						Vector3d Speed = a_Player->GetPosition() - a_Entity.GetPosition();
						a_Entity.AddSpeed(Speed);
						return true;
					}
				);
				a_Player->UseEquippedItem(5);
			}
			else if (FloaterInfo.CanPickup())
			{
				UInt32 LotSLevel = std::min(a_Player->GetEquippedItem().m_Enchantments.GetLevel(cEnchantments::enchLuckOfTheSea), 3u);

				// Chances for getting an item from the category for each level of Luck of the Sea (0 - 3)
				const int TreasureChances[] = {50, 71, 92, 113};  // 5% | 7.1% | 9.2% | 11.3%
				const int JunkChances[] = {100, 81, 61, 42};  // 10% | 8.1% | 6.1% | 4.2%

				cItems Drops;
				int ItemCategory = Random.RandInt(999);
				if (ItemCategory < TreasureChances[LotSLevel])
				{
					switch (Random.RandInt(5))  // Each piece of treasure has an equal chance of 1 / 6
					{
						case 0:
						{
							cItem Bow(E_ITEM_BOW, 1, Random.RandInt<short>(50));
							Bow.EnchantByXPLevels(Random.RandInt(22, 30));
							Drops.Add(Bow);
							break;
						}
						case 1:
						{
							cItem Book(E_ITEM_BOOK);
							Book.EnchantByXPLevels(30);
							Drops.Add(Book);
							break;
						}
						case 2:
						{
							cItem Rod(E_ITEM_FISHING_ROD, 1, Random.RandInt<short>(50));
							Rod.EnchantByXPLevels(Random.RandInt(22, 30));
							Drops.Add(Rod);
							break;
						}
						case 3:
						{
							Drops.Add(cItem(E_ITEM_NAME_TAG));
							break;
						}
						case 4:
						{
							Drops.Add(cItem(E_ITEM_SADDLE));
							break;
						}
						case 5:
						{
							Drops.Add(cItem(E_BLOCK_LILY_PAD));
							break;
						}
					}

					a_Player->GetStatManager().AddValue(statTreasureFished, 1);
				}
				else if (ItemCategory < JunkChances[LotSLevel])
				{
					int Junk = Random.RandInt(82);
					if (Junk < 10)  // 10 / 83 chance of spawning a bowl
					{
						Drops.Add(cItem(E_ITEM_BOWL));
					}
					else if (Junk < 12)  // 2 / 83 chance of spawning a fishing rod
					{
						// Fishing Rods caught from the Junk category will be 10%-100% damaged, and always unenchanted.
						Drops.Add(cItem(E_ITEM_FISHING_ROD, 1, Random.RandInt<short>(7, 65)));
					}
					else if (Junk < 22)  // 10 / 83 chance of spawning leather
					{
						Drops.Add(cItem(E_ITEM_LEATHER));
					}
					else if (Junk < 32)  // 10 / 83 chance of spawning leather boots
					{
						// Leather boots caught from the Junk category will be 10%-100% damaged, and always unenchanted.
						Drops.Add(cItem(E_ITEM_LEATHER_BOOTS, 1, Random.RandInt<short>(7, 66)));
					}
					else if (Junk < 42)  // 10 / 83 chance of spawning rotten flesh
					{
						Drops.Add(cItem(E_ITEM_ROTTEN_FLESH));
					}
					else if (Junk < 47)  // 5 / 83 chance of spawning a stick
					{
						Drops.Add(cItem(E_ITEM_STICK));
					}
					else if (Junk < 52)  // 5 / 83 chance of spawning string
					{
						Drops.Add(cItem(E_ITEM_STRING));
					}
					else if (Junk < 62)  // 10 / 83 chance of spawning a water bottle
					{
						Drops.Add(cItem(E_ITEM_POTION));
					}
					else if (Junk < 72)  // 10 / 83 chance of spawning a bone
					{
						Drops.Add(cItem(E_ITEM_BONE));
					}
					else if (Junk < 73)  // 1 / 83 chance of spawning an ink sac
					{
						Drops.Add(cItem(E_ITEM_DYE));
					}
					else  // 10 / 83 chance of spawning a tripwire hook
					{
						Drops.Add(cItem(E_BLOCK_TRIPWIRE_HOOK));
					}

					a_Player->GetStatManager().AddValue(statJunkFished, 1);
				}
				else
				{
					int FishType = Random.RandInt(99);
					if (FishType <= 1)  // Clownfish has a 2% chance of spawning
					{
						Drops.Add(cItem(E_ITEM_RAW_FISH, 1, E_META_RAW_FISH_CLOWNFISH));
					}
					else if (FishType <= 12)  // Pufferfish has a 13% chance of spawning
					{
						Drops.Add(cItem(E_ITEM_RAW_FISH, 1, E_META_RAW_FISH_PUFFERFISH));
					}
					else if (FishType <= 24)  // Raw salmon has a 25% chance of spawning
					{
						Drops.Add(cItem(E_ITEM_RAW_FISH, 1, E_META_RAW_FISH_SALMON));
					}
					else  // Raw fish has a 60% chance of spawning
					{
						Drops.Add(cItem(E_ITEM_RAW_FISH, 1, E_META_RAW_FISH_FISH));
					}

					a_Player->GetStatManager().AddValue(statFishCaught, 1);
				}

				if (cRoot::Get()->GetPluginManager()->CallHookPlayerFishing(*a_Player, Drops))
				{
					return true;
				}
				Vector3d FloaterPos = FloaterInfo.GetBitePos();
				FloaterPos.y += 0.5f;
				const float FISH_SPEED_MULT = 2.25f;

				Vector3d FlyDirection = (a_Player->GetEyePosition() - FloaterPos).addedY(1.0f) * FISH_SPEED_MULT;
				a_World->SpawnItemPickups(Drops, FloaterPos, FlyDirection);
				a_World->SpawnExperienceOrb(a_Player->GetPosition(), Random.RandInt(1, 6));
				a_Player->UseEquippedItem(1);
				cRoot::Get()->GetPluginManager()->CallHookPlayerFished(*a_Player, Drops);
			}
			else
			{
				BLOCKTYPE Block = a_World->GetBlock(FloaterInfo.GetPos() - Vector3d(0, 0.1, 0));
				if ((Block != E_BLOCK_AIR) && !IsBlockWater(Block))
				{
					a_Player->UseEquippedItem(2);
				}
			}
		}
		else
		{
			auto Floater = cpp14::make_unique<cFloater>(a_Player->GetEyePosition(), a_Player->GetLookVector() * 15, a_Player->GetUniqueID(), (Random.RandInt(100, 900) - static_cast<int>(a_Player->GetEquippedItem().m_Enchantments.GetLevel(cEnchantments::enchLure) * 100)));
			auto FloaterPtr = Floater.get();
			if (!FloaterPtr->Initialize(std::move(Floater), *a_World))
			{
				return false;
			}
			a_Player->SetIsFishing(true, FloaterPtr->GetUniqueID());
		}
		return true;
	}
} ;