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/*
* Copyright (C) 2022 NotEnoughUpdates contributors
*
* This file is part of NotEnoughUpdates.
*
* NotEnoughUpdates is free software: you can redistribute it
* and/or modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation, either
* version 3 of the License, or (at your option) any later version.
*
* NotEnoughUpdates is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with NotEnoughUpdates. If not, see <https://www.gnu.org/licenses/>.
*/
package io.github.moulberry.notenoughupdates.miscfeatures.customblockzones;
import com.google.gson.JsonArray;
import com.google.gson.JsonElement;
import com.google.gson.JsonObject;
import com.google.gson.JsonPrimitive;
import io.github.moulberry.notenoughupdates.NotEnoughUpdates;
import io.github.moulberry.notenoughupdates.autosubscribe.NEUAutoSubscribe;
import net.minecraft.block.state.IBlockState;
import net.minecraft.client.Minecraft;
import net.minecraft.init.Blocks;
import net.minecraft.util.AxisAlignedBB;
import net.minecraft.util.BlockPos;
import net.minecraft.util.EnumFacing;
import net.minecraft.util.MathHelper;
import net.minecraft.util.ResourceLocation;
import net.minecraft.util.Vec3;
import net.minecraft.world.ChunkCoordIntPair;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.Reader;
import java.nio.charset.StandardCharsets;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;
import static io.github.moulberry.notenoughupdates.miscfeatures.customblockzones.CustomBiomes.isMithril;
import static io.github.moulberry.notenoughupdates.miscfeatures.customblockzones.CustomBiomes.isTitanium;
@NEUAutoSubscribe
public class DwarvenMinesTextures implements IslandZoneSubdivider {
private static class IgnoreColumn {
boolean always;
int minY;
int maxY;
public IgnoreColumn(boolean always, int minY, int maxY) {
this.always = always;
this.minY = minY;
this.maxY = maxY;
}
}
private Set<ChunkCoordIntPair> ignoredChunks = null;
private final Map<ChunkCoordIntPair, Map<ChunkCoordIntPair, IgnoreColumn>> loadedChunkData = new HashMap<>();
private boolean error = false;
private IBlockState getBlock(BlockPos pos) {
return Minecraft.getMinecraft().theWorld.getBlockState(pos);
}
private boolean isDoubleSlab(IBlockState state) {
return state.getBlock() == Blocks.double_stone_slab;
}
private Reader getUTF8Resource(ResourceLocation location) throws IOException {
return new BufferedReader(new InputStreamReader(Minecraft
.getMinecraft()
.getResourceManager()
.getResource(location)
.getInputStream(), StandardCharsets.UTF_8));
}
private void loadIgnoredChunks() {
ignoredChunks = new HashSet<>();
try (Reader reader = getUTF8Resource(new ResourceLocation("notenoughupdates:dwarven_data/all.json"))) {
JsonObject json = NotEnoughUpdates.INSTANCE.manager.gson.fromJson(reader, JsonObject.class);
for (Map.Entry<String, JsonElement> entry : json.entrySet()) {
String coord = entry.getKey();
String[] split = coord.split("_");
int left = Integer.parseInt(split[0]);
int right = Integer.parseInt(split[1]);
ignoredChunks.add(new ChunkCoordIntPair(left, right));
}
} catch (IOException e) {
ignoredChunks = null;
error = true;
System.out.println("NEU failed to load dwarven mines ignore chunks: ");
e.printStackTrace();
}
}
private Set<ChunkCoordIntPair> getIgnoredChunks() {
if (ignoredChunks == null)
synchronized (this) {
if (ignoredChunks != null) return ignoredChunks;
loadIgnoredChunks();
}
return ignoredChunks;
}
private IgnoreColumn parseIgnoreColumn(JsonElement element) {
if (element.isJsonPrimitive()) {
JsonPrimitive prim = element.getAsJsonPrimitive();
if (prim.isBoolean()) {
return new IgnoreColumn(true, 0, 0);
} else if (prim.isNumber()) {
int y = prim.getAsInt();
return new IgnoreColumn(false, y, y);
}
}
if (element.isJsonArray()) {
JsonArray arr = element.getAsJsonArray();
if (arr.size() == 2) {
int min = arr.get(0).getAsInt();
int max = arr.get(1).getAsInt();
return new IgnoreColumn(false, min, max);
}
}
return null;
}
private Map<ChunkCoordIntPair, IgnoreColumn> loadChunkData(ChunkCoordIntPair pair) {
Map<ChunkCoordIntPair, IgnoreColumn> map = new HashMap<>();
try {
ResourceLocation loc = new ResourceLocation("notenoughupdates:dwarven_data/" +
pair.chunkXPos + "_" + pair.chunkZPos + ".json");
try (Reader reader = getUTF8Resource(loc)) {
JsonObject json = NotEnoughUpdates.INSTANCE.manager.gson.fromJson(reader, JsonObject.class);
for (Map.Entry<String, JsonElement> entry : json.entrySet()) {
String coord = entry.getKey();
String[] split = coord.split(":");
int left = Integer.parseInt(split[0]);
int right = Integer.parseInt(split[1]);
IgnoreColumn ignore = parseIgnoreColumn(entry.getValue());
if (ignore != null) {
ChunkCoordIntPair offset = new ChunkCoordIntPair(left, right);
map.put(offset, ignore);
}
}
}
} catch (Exception e) {
}
return map;
}
private Map<ChunkCoordIntPair, IgnoreColumn> getChunkData(ChunkCoordIntPair chunkCoordinates) {
synchronized (this) {
return loadedChunkData.computeIfAbsent(chunkCoordinates, this::loadChunkData);
}
}
// Tunnels coords
// 130 -50 185
// -130 180 480
@Override
public SpecialBlockZone getSpecialZoneForBlock(String location, BlockPos pos) {
AxisAlignedBB axisAlignedBB = new AxisAlignedBB(130, -50, 185, -130, 180, 480);
if (axisAlignedBB.isVecInside(new Vec3(pos))) return SpecialBlockZone.GLACITE_TUNNELS;
if (error) return null;
IBlockState block = getBlock(pos);
boolean isTitanium = isTitanium(block);
boolean isMithril = isMithril(block);
if (isTitanium) {
for (EnumFacing direction : EnumFacing.values())
if (isDoubleSlab(getBlock(pos.offset(direction))))
return SpecialBlockZone.DWARVEN_MINES_NON_MITHRIL;
}
if (!isMithril && !isTitanium) return SpecialBlockZone.DWARVEN_MINES_NON_MITHRIL;
Set<ChunkCoordIntPair> ignoredChunks = getIgnoredChunks();
if (ignoredChunks == null)
return null;
ChunkCoordIntPair pair = new ChunkCoordIntPair(
MathHelper.floor_float(pos.getX() / 16f),
MathHelper.floor_float(pos.getZ() / 16f)
);
if (ignoredChunks.contains(pair)) {
return SpecialBlockZone.DWARVEN_MINES_NON_MITHRIL;
}
if (isTitanium) {
return SpecialBlockZone.DWARVEN_MINES_MITHRIL;
}
Map<ChunkCoordIntPair, IgnoreColumn> chunkData = getChunkData(pair);
if (chunkData == null || error) return null;
int modX = pos.getX() % 16;
int modZ = pos.getZ() % 16;
if (modX < 0) modX += 16;
if (modZ < 0) modZ += 16;
ChunkCoordIntPair subChunkCoordinates = new ChunkCoordIntPair(modX, modZ);
IgnoreColumn ignore = chunkData.get(subChunkCoordinates);
if (ignore != null) {
if (ignore.always) {
return SpecialBlockZone.DWARVEN_MINES_NON_MITHRIL;
}
int y = pos.getY();
if (ignore.minY <= y && y <= ignore.maxY) {
return SpecialBlockZone.DWARVEN_MINES_NON_MITHRIL;
}
}
return SpecialBlockZone.DWARVEN_MINES_MITHRIL;
}
}
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