package net.madcrazydrumma.skyrimcraft.spell;

import net.minecraft.entity.Entity;
import net.minecraft.entity.item.EntityItem;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.util.math.AxisAlignedBB;
import net.minecraft.util.math.Vec3d;
import net.minecraft.util.text.TextComponentString;
import net.minecraft.world.World;

import java.util.List;

public class FusRoDah
{
    public static void cast(EntityPlayer player) {
        player.addChatComponentMessage(new TextComponentString("Fus... Ro Dah!"));
        AxisAlignedBB fanBox = getEffectAABB(player.worldObj, player);
        Vec3d lookVec = player.getLookVec();

        fanEntitiesAABB(player.worldObj, player, fanBox);
    }

    private static void fanEntitiesAABB(World world, EntityPlayer player, AxisAlignedBB fanBox) {
        Vec3d moveVec = player.getLookVec();

        List<Entity> inBox = world.getEntitiesWithinAABBExcludingEntity(player, fanBox);

        float force = 2.0F;

        for (Entity entity : inBox) {
            if (entity.canBePushed() || entity instanceof EntityItem) {
                entity.addVelocity(moveVec.xCoord * force, moveVec.yCoord * force, moveVec.zCoord * force);
            }
        }
    }

    private static AxisAlignedBB getEffectAABB(World world, EntityPlayer player) {
        double range = 3.0D;
        double radius = 2.0D;

        Vec3d srcVec = new Vec3d(player.posX, player.posY + player.getEyeHeight(), player.posZ);
        Vec3d lookVec = player.getLookVec();
        Vec3d destVec = srcVec.addVector(lookVec.xCoord * range, lookVec.yCoord * range, lookVec.zCoord * range);

        AxisAlignedBB crumbleBox = new AxisAlignedBB(destVec.xCoord - radius, destVec.yCoord - radius, destVec.zCoord - radius, destVec.xCoord + radius, destVec.yCoord + radius, destVec.zCoord + radius);

        return crumbleBox;
    }
}