/*
 * This file is part of ComputerCraft - http://www.computercraft.info
 * Copyright Daniel Ratcliffe, 2011-2019. Do not distribute without permission.
 * Send enquiries to dratcliffe@gmail.com
 */


package dan200.computercraft.shared.turtle.upgrades;

import dan200.computercraft.ComputerCraft;
import dan200.computercraft.api.AbstractTurtleUpgrade;
import dan200.computercraft.api.peripheral.IPeripheral;
import dan200.computercraft.api.turtle.ITurtleAccess;
import dan200.computercraft.api.turtle.TurtleSide;
import dan200.computercraft.api.turtle.TurtleUpgradeType;
import dan200.computercraft.shared.peripheral.speaker.SpeakerPeripheral;
import net.fabricmc.api.EnvType;
import net.fabricmc.api.Environment;
import net.minecraft.client.MinecraftClient;
import net.minecraft.client.render.model.BakedModel;
import net.minecraft.client.render.model.BakedModelManager;
import net.minecraft.client.util.ModelIdentifier;
import net.minecraft.util.Identifier;
import net.minecraft.util.math.BlockPos;
import net.minecraft.util.math.Vec3d;
import net.minecraft.world.World;
import org.apache.commons.lang3.tuple.Pair;

import javax.annotation.Nonnull;
import javax.vecmath.Matrix4f;

public class TurtleSpeaker extends AbstractTurtleUpgrade
{
    private static class Peripheral extends SpeakerPeripheral
    {
        ITurtleAccess turtle;

        Peripheral( ITurtleAccess turtle )
        {
            this.turtle = turtle;
        }

        @Override
        public World getWorld()
        {
            return turtle.getWorld();
        }

        @Override
        public Vec3d getPosition()
        {
            BlockPos pos = turtle.getPosition();
            return new Vec3d( pos.getX() + 0.5, pos.getY() + 0.5, pos.getZ() + 0.5 );
        }

        @Override
        public boolean equals( IPeripheral other )
        {
            return this == other || (other instanceof Peripheral && turtle == ((Peripheral) other).turtle);
        }
    }

    @Environment( EnvType.CLIENT )
    private ModelIdentifier m_leftModel;

    @Environment( EnvType.CLIENT )
    private ModelIdentifier m_rightModel;

    public TurtleSpeaker( Identifier id )
    {
        super( id, TurtleUpgradeType.Peripheral, ComputerCraft.Blocks.speaker );
    }

    @Override
    public IPeripheral createPeripheral( @Nonnull ITurtleAccess turtle, @Nonnull TurtleSide side )
    {
        return new TurtleSpeaker.Peripheral( turtle );
    }

    @Environment( EnvType.CLIENT )
    private void loadModelLocations()
    {
        if( m_leftModel == null )
        {
            m_leftModel = new ModelIdentifier( "computercraft:turtle_speaker_upgrade_left", "inventory" );
            m_rightModel = new ModelIdentifier( "computercraft:turtle_speaker_upgrade_right", "inventory" );
        }
    }

    @Nonnull
    @Override
    @Environment( EnvType.CLIENT )
    public Pair<BakedModel, Matrix4f> getModel( ITurtleAccess turtle, @Nonnull TurtleSide side )
    {
        loadModelLocations();
        BakedModelManager modelManager = MinecraftClient.getInstance().getItemRenderer().getModels().getModelManager();

        if( side == TurtleSide.Left )
        {
            return Pair.of( modelManager.getModel( m_leftModel ), null );
        }
        else
        {
            return Pair.of( modelManager.getModel( m_rightModel ), null );
        }
    }

    @Override
    public void update( @Nonnull ITurtleAccess turtle, @Nonnull TurtleSide turtleSide )
    {
        IPeripheral turtlePeripheral = turtle.getPeripheral( turtleSide );
        if( turtlePeripheral instanceof Peripheral )
        {
            Peripheral peripheral = (Peripheral) turtlePeripheral;
            peripheral.update();
        }
    }
}