package me.km.effects.passive;

import me.km.KajetansMod;
import me.km.api.Module;
import me.km.api.ModuleListener;
import me.km.api.Utils;
import me.km.effects.Effect;
import me.km.effects.EffectUtils;
import me.km.utils.ItemStackBuilder;
import net.minecraft.block.Block;
import net.minecraft.block.BlockCrops;
import net.minecraft.block.BlockFalling;
import net.minecraft.block.state.IBlockState;
import net.minecraft.enchantment.EnchantmentHelper;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.init.Blocks;
import net.minecraft.init.Enchantments;
import net.minecraft.init.Items;
import net.minecraft.item.ItemStack;
import net.minecraft.util.math.BlockPos;
import net.minecraft.world.World;
import net.minecraftforge.event.entity.player.PlayerEvent;
import net.minecraftforge.event.world.BlockEvent;
import net.minecraftforge.fml.common.eventhandler.SubscribeEvent;

public class BlockBreakEffects extends ModuleListener
{
    public BlockBreakEffects(Module m) 
    {
        super(m);
    }
    
    @SubscribeEvent(receiveCanceled = false)
    public void onBlockBreakSkills(BlockEvent.BreakEvent e)    
    {              
        if(!KajetansMod.worldManager.getWorldPreferences(e.getWorld()).skills)
        {
            return;
        }
        EntityPlayer p = e.getPlayer();
        BlockPos pos = e.getPos(); 
        World w = e.getWorld();
        IBlockState state = w.getBlockState(pos);
        Block b = state.getBlock();
        ItemStack hand = p.getHeldItemMainhand();

        // ---------------------------------------------------------------------
        // Gravel-Sand-Digger
        // ---------------------------------------------------------------------
        
        if(b instanceof BlockFalling)
        {
            int level = EffectUtils.getEffectLevel(p, Effect.GRAVEL_SAND_DIGGER);
            if(level >= 1)
            {
                BlockPos dig;
                for(int i = 0; i < level; i++)
                {
                    dig = pos.add(0, i, 0);
                    state = w.getBlockState(dig);
                    if(state.getBlock() instanceof BlockFalling)
                    {
                        Utils.breakBlock(w, dig, p);
                        continue;
                    }            
                    break;
                }
            }
            return;
        }
        
        // ---------------------------------------------------------------------
        // More Minerals
        // ---------------------------------------------------------------------
        
        
        if(EnchantmentHelper.getEnchantmentLevel(Enchantments.SILK_TOUCH, hand) >= 1)
        {
            if(b == Blocks.DIAMOND_ORE || b == Blocks.REDSTONE_ORE ||
                b == Blocks.LAPIS_ORE || b == Blocks.COAL_ORE)
            {
                if(Utils.randomBoolean() && EffectUtils.getEffectLevel(p, Effect.MORE_MINERALS) >= 1)
                {
                    b.dropBlockAsItem(w, pos, state, 0);
                }
            }
        }
        
        // ---------------------------------------------------------------------
        // More Crops
        // ---------------------------------------------------------------------
        
        if(b instanceof BlockCrops && state.getValue(BlockCrops.AGE) == 7)
        {
            int moreCrops = EffectUtils.getEffectLevel(p, Effect.MORE_CROPS);
            if(moreCrops >= 1)
            {                                         
                b.getDrops(w, pos, state, 0).stream().filter(s -> Utils.randomBoolean()).forEach((stack) -> 
                {
                    new ItemStackBuilder(stack, Utils.randomInt(1, moreCrops)).drop(w, pos);
                });
            }
        }
        
        // ---------------------------------------------------------------------
        // Tree Picker und More Saplings
        // ---------------------------------------------------------------------
        
        if((b == Blocks.LEAVES || b == Blocks.LEAVES2) && hand.getItem() != Items.SHEARS)
        {
            if(Utils.randomInt(1, 25) <= EffectUtils.getEffectLevel(p, Effect.TREE_PICKER))
            {
                Utils.dropRandomTreeItem(w, pos, state);
            }
            if(Utils.randomInt(1, 25) <=  EffectUtils.getEffectLevel(p, Effect.MORE_SAPLINGS))
            {
                if(b == Blocks.LEAVES)
                {
                    new ItemStackBuilder(Blocks.SAPLING, 1, b.getMetaFromState(state) % 4).drop(w, pos);
                }
                else
                {
                    new ItemStackBuilder(Blocks.SAPLING, 1, (b.getMetaFromState(state) % 4) + 4).drop(w, pos);
                }
            }
        }
    }
    
    @SubscribeEvent(receiveCanceled = false)
    public void onBlockDamage(PlayerEvent.BreakSpeed e)
    {       
        EntityPlayer p = e.getEntityPlayer();
        if(KajetansMod.worldManager.getWorldPreferences(p.world).skills &&
            KajetansMod.jobs.isPreferedMaterial(p, e.getState().getBlock()))
        {
            // Speed up with prefered blocks of current job
            int digging = EffectUtils.getEffectLevel(p, Effect.FAST_DIGGING);
            if(digging >= 1)
            {
                e.setNewSpeed(e.getOriginalSpeed() * (1 + (digging / 5)));
            }
        }
    }
}