BlockOre.h

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#pragma once

#include "BlockHandler.h"





class cBlockOreHandler :
    public cBlockHandler
{
    typedef cBlockHandler super;
public:
    cBlockOreHandler(BLOCKTYPE a_BlockType)
        : cBlockHandler(a_BlockType)
    {
    }





    virtual cItems ConvertToPickups(NIBBLETYPE a_BlockMeta, cBlockEntity * a_BlockEntity, const cEntity * a_Digger, const cItem * a_Tool) override
    {
        // If using silk-touch, drop self rather than the resource:
        if (ToolHasSilkTouch(a_Tool))
        {
            return cItem(m_BlockType);
        }

        // TODO: Handle the Fortune enchantment here
        auto & random = GetRandomProvider();
        switch (m_BlockType)
        {
            case E_BLOCK_LAPIS_ORE:            return cItem(E_ITEM_DYE, random.RandInt<char>(4, 8), 4);
            case E_BLOCK_REDSTONE_ORE:         return cItem(E_ITEM_REDSTONE_DUST, random.RandInt<char>(4, 5), 0);
            case E_BLOCK_REDSTONE_ORE_GLOWING: return cItem(E_ITEM_REDSTONE_DUST, random.RandInt<char>(4, 5), 0);
            case E_BLOCK_DIAMOND_ORE:          return cItem(E_ITEM_DIAMOND);
            case E_BLOCK_EMERALD_ORE:          return cItem(E_ITEM_EMERALD);
            case E_BLOCK_COAL_ORE:             return cItem(E_ITEM_COAL);
            case E_BLOCK_NETHER_QUARTZ_ORE:    return cItem(E_ITEM_NETHER_QUARTZ);
            case E_BLOCK_CLAY:                 return cItem(E_ITEM_CLAY, 4);
            default:
            {
                return cItem(m_BlockType);
            }
        }
    }





    virtual void OnPlayerBrokeBlock(
        cChunkInterface & a_ChunkInterface, cWorldInterface & a_WorldInterface,
        cPlayer & a_Player, Vector3i a_BlockPos,
        BLOCKTYPE a_OldBlockType, NIBBLETYPE a_OldBlockMeta
    ) override
    {
        if (!a_Player.IsGameModeSurvival())
        {
            // Don't drop XP unless the player is in survival mode.
            return;
        }

        if (a_Player.GetEquippedItem().m_Enchantments.GetLevel(cEnchantments::enchSilkTouch) != 0)
        {
            // Don't drop XP when the ore is mined with the Silk Touch enchantment
            return;
        }

        auto & random = GetRandomProvider();
        int reward = 0;

        switch (a_OldBlockType)
        {
            case E_BLOCK_NETHER_QUARTZ_ORE:
            case E_BLOCK_LAPIS_ORE:
            {
                // Lapis and nether quartz get 2 - 5 experience
                reward = random.RandInt(2, 5);
                break;
            }
            case E_BLOCK_REDSTONE_ORE:
            case E_BLOCK_REDSTONE_ORE_GLOWING:
            {
                // Redstone gets 1 - 5 experience
                reward = random.RandInt(1, 5);
                break;
            }
            case E_BLOCK_DIAMOND_ORE:
            case E_BLOCK_EMERALD_ORE:
            {
                // Diamond and emerald get 3 - 7 experience
                reward = random.RandInt(3, 7);
                break;
            }
            case E_BLOCK_COAL_ORE:
            {
                // Coal gets 0 - 2 experience
                reward = random.RandInt(2);
                break;
            }

            default: break;
        }

        if (reward > 0)
        {
            a_WorldInterface.SpawnSplitExperienceOrbs(Vector3d(0.5, 0.5, 0.5) + a_BlockPos, reward);
        }
    }
} ;