package WayofTime.bloodmagic.tile;

import WayofTime.bloodmagic.api.Constants;
import WayofTime.bloodmagic.registry.ModBlocks;
import com.google.common.base.Strings;
import net.minecraft.block.Block;
import net.minecraft.block.state.IBlockState;
import net.minecraft.nbt.NBTTagCompound;
import net.minecraft.tileentity.TileEntity;
import net.minecraft.util.BlockPos;
import net.minecraft.util.ITickable;
import net.minecraft.world.World;

public class TileSpectralBlock extends TileEntity implements ITickable {

    private int ticksRemaining;
    private String containedBlockName;
    private int containedBlockMeta;

    public TileSpectralBlock() {
    }

    @Override
    public void readFromNBT(NBTTagCompound tagCompound) {
        super.readFromNBT(tagCompound);
        ticksRemaining = tagCompound.getInteger(Constants.NBT.TICKS_REMAINING);
        containedBlockName = tagCompound.getString(Constants.NBT.CONTAINED_BLOCK_NAME);
        containedBlockMeta = tagCompound.getInteger(Constants.NBT.CONTAINED_BLOCK_META);
    }

    @Override
    public void writeToNBT(NBTTagCompound tagCompound) {
        super.writeToNBT(tagCompound);
        tagCompound.setInteger(Constants.NBT.TICKS_REMAINING, ticksRemaining);
        tagCompound.setString(Constants.NBT.CONTAINED_BLOCK_NAME, containedBlockName);
        tagCompound.setInteger(Constants.NBT.CONTAINED_BLOCK_META, containedBlockMeta);
    }

    @Override
    public void update() {
        ticksRemaining--;

        if (ticksRemaining <= 0) {
            returnContainedBlock();
        }
    }

    private void setContainedBlockInfo(IBlockState blockState) {
        containedBlockName = blockState.getBlock().getUnlocalizedName().substring(5);
        containedBlockMeta = blockState.getBlock().getMetaFromState(blockState);
    }

    private void setDuration(int duration) {
        ticksRemaining = duration;
    }

    public void resetDuration(int reset) {
        if (ticksRemaining < reset) ticksRemaining = reset;
    }

    public void returnContainedBlock() {
        Block block = null;

        if (!Strings.isNullOrEmpty(containedBlockName))
            block = Block.getBlockFromName(containedBlockName);

        if (block != null && worldObj.setBlockState(pos, block.getStateFromMeta(containedBlockMeta)))
            worldObj.markBlockForUpdate(pos);
    }

    public static void createSpectralBlock(World world, BlockPos blockPos, int duration) {
        if (world.isAirBlock(blockPos)) return;
        IBlockState cachedState = world.getBlockState(blockPos);
        world.setBlockState(blockPos, ModBlocks.spectralBlock.getDefaultState());
        TileSpectralBlock tile = (TileSpectralBlock) world.getTileEntity(blockPos);
        tile.setContainedBlockInfo(cachedState);
        tile.setDuration(duration);
    }
}