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package net.minecraft.server;
import java.util.Random;
import org.bukkit.craftbukkit.event.CraftEventFactory; // CraftBukkit
public class BlockDiode extends BlockDirectional {
public static final double[] a = new double[] { -0.0625D, 0.0625D, 0.1875D, 0.3125D};
private static final int[] b = new int[] { 1, 2, 3, 4};
private final boolean c;
protected BlockDiode(int i, boolean flag) {
super(i, 6, Material.ORIENTABLE);
this.c = flag;
this.a(0.0F, 0.0F, 0.0F, 1.0F, 0.125F, 1.0F);
}
public boolean b() {
return false;
}
public boolean canPlace(World world, int i, int j, int k) {
return !world.v(i, j - 1, k) ? false : super.canPlace(world, i, j, k);
}
public boolean d(World world, int i, int j, int k) {
return !world.v(i, j - 1, k) ? false : super.d(world, i, j, k);
}
public void b(World world, int i, int j, int k, Random random) {
int l = world.getData(i, j, k);
boolean flag = this.e(world, i, j, k, l);
if (!flag) {
boolean flag1 = this.i(world, i, j, k, l);
if (this.c && !flag1) {
// CraftBukkit start
if (CraftEventFactory.callRedstoneChange(world, i, j, k, 15, 0).getNewCurrent() != 0) {
return;
}
// CraftBukkit end
world.setTypeIdAndData(i, j, k, Block.DIODE_OFF.id, l);
} else if (!this.c) {
// CraftBukkit start
if (CraftEventFactory.callRedstoneChange(world, i, j, k, 0, 15).getNewCurrent() != 15) {
return;
}
// CraftBukkit end
world.setTypeIdAndData(i, j, k, Block.DIODE_ON.id, l);
if (!flag1) {
int i1 = (l & 12) >> 2;
world.a(i, j, k, Block.DIODE_ON.id, b[i1] * 2);
}
}
}
}
public int a(int i, int j) {
return i == 0 ? (this.c ? 99 : 115) : (i == 1 ? (this.c ? 147 : 131) : 5);
}
public int d() {
return 15;
}
public int a(int i) {
return this.a(i, 0);
}
public boolean c(IBlockAccess iblockaccess, int i, int j, int k, int l) {
return this.b(iblockaccess, i, j, k, l);
}
public boolean b(IBlockAccess iblockaccess, int i, int j, int k, int l) {
if (!this.c) {
return false;
} else {
int i1 = e(iblockaccess.getData(i, j, k));
return i1 == 0 && l == 3 ? true : (i1 == 1 && l == 4 ? true : (i1 == 2 && l == 2 ? true : i1 == 3 && l == 5));
}
}
public void doPhysics(World world, int i, int j, int k, int l) {
if (!this.d(world, i, j, k)) {
this.c(world, i, j, k, world.getData(i, j, k), 0);
world.setTypeId(i, j, k, 0);
world.applyPhysics(i + 1, j, k, this.id);
world.applyPhysics(i - 1, j, k, this.id);
world.applyPhysics(i, j, k + 1, this.id);
world.applyPhysics(i, j, k - 1, this.id);
world.applyPhysics(i, j - 1, k, this.id);
world.applyPhysics(i, j + 1, k, this.id);
} else {
int i1 = world.getData(i, j, k);
boolean flag = this.e(world, i, j, k, i1);
if (!flag) {
boolean flag1 = this.i(world, i, j, k, i1);
int j1 = (i1 & 12) >> 2;
if (this.c && !flag1 || !this.c && flag1) {
byte b0 = 0;
if (this.d(world, i, j, k, i1)) {
b0 = -1;
}
world.a(i, j, k, this.id, b[j1] * 2, b0);
}
}
}
}
private boolean i(World world, int i, int j, int k, int l) {
int i1 = e(l);
switch (i1) {
case 0:
return world.isBlockFaceIndirectlyPowered(i, j, k + 1, 3) || world.getTypeId(i, j, k + 1) == Block.REDSTONE_WIRE.id && world.getData(i, j, k + 1) > 0;
case 1:
return world.isBlockFaceIndirectlyPowered(i - 1, j, k, 4) || world.getTypeId(i - 1, j, k) == Block.REDSTONE_WIRE.id && world.getData(i - 1, j, k) > 0;
case 2:
return world.isBlockFaceIndirectlyPowered(i, j, k - 1, 2) || world.getTypeId(i, j, k - 1) == Block.REDSTONE_WIRE.id && world.getData(i, j, k - 1) > 0;
case 3:
return world.isBlockFaceIndirectlyPowered(i + 1, j, k, 5) || world.getTypeId(i + 1, j, k) == Block.REDSTONE_WIRE.id && world.getData(i + 1, j, k) > 0;
default:
return false;
}
}
public boolean e(IBlockAccess iblockaccess, int i, int j, int k, int l) {
int i1 = e(l);
switch (i1) {
case 0:
case 2:
return iblockaccess.isBlockFacePowered(i - 1, j, k, 4) && c(iblockaccess.getTypeId(i - 1, j, k)) || iblockaccess.isBlockFacePowered(i + 1, j, k, 5) && c(iblockaccess.getTypeId(i + 1, j, k));
case 1:
case 3:
return iblockaccess.isBlockFacePowered(i, j, k + 1, 3) && c(iblockaccess.getTypeId(i, j, k + 1)) || iblockaccess.isBlockFacePowered(i, j, k - 1, 2) && c(iblockaccess.getTypeId(i, j, k - 1));
default:
return false;
}
}
public boolean interact(World world, int i, int j, int k, EntityHuman entityhuman, int l, float f, float f1, float f2) {
int i1 = world.getData(i, j, k);
int j1 = (i1 & 12) >> 2;
j1 = j1 + 1 << 2 & 12;
world.setData(i, j, k, j1 | i1 & 3);
return true;
}
public boolean isPowerSource() {
return true;
}
public void postPlace(World world, int i, int j, int k, EntityLiving entityliving) {
int l = ((MathHelper.floor((double) (entityliving.yaw * 4.0F / 360.0F) + 0.5D) & 3) + 2) % 4;
world.setData(i, j, k, l);
boolean flag = this.i(world, i, j, k, l);
if (flag) {
world.a(i, j, k, this.id, 1);
}
}
public void onPlace(World world, int i, int j, int k) {
world.applyPhysics(i + 1, j, k, this.id);
world.applyPhysics(i - 1, j, k, this.id);
world.applyPhysics(i, j, k + 1, this.id);
world.applyPhysics(i, j, k - 1, this.id);
world.applyPhysics(i, j - 1, k, this.id);
world.applyPhysics(i, j + 1, k, this.id);
}
public void postBreak(World world, int i, int j, int k, int l) {
if (this.c) {
world.applyPhysics(i + 1, j, k, this.id);
world.applyPhysics(i - 1, j, k, this.id);
world.applyPhysics(i, j, k + 1, this.id);
world.applyPhysics(i, j, k - 1, this.id);
world.applyPhysics(i, j - 1, k, this.id);
world.applyPhysics(i, j + 1, k, this.id);
}
super.postBreak(world, i, j, k, l);
}
public boolean c() {
return false;
}
public int getDropType(int i, Random random, int j) {
return Item.DIODE.id;
}
public static boolean c(int i) {
return i == Block.DIODE_ON.id || i == Block.DIODE_OFF.id;
}
public boolean d(World world, int i, int j, int k, int l) {
int i1 = e(l);
if (c(world.getTypeId(i - Direction.a[i1], j, k - Direction.b[i1]))) {
int j1 = world.getData(i - Direction.a[i1], j, k - Direction.b[i1]);
int k1 = e(j1);
return k1 != i1;
} else {
return false;
}
}
}
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