From 465c7ab72b5366d17810cecdd944c3a23a8c5235 Mon Sep 17 00:00:00 2001
From: Matthew Czyr <mattczyr@gmail.com>
Date: Tue, 7 May 2024 19:41:16 -0400
Subject: [PATCH] Hide biomes with the c:hidden_from_locator_selection tag
 (#177)

---
 .../naturescompass/util/BiomeUtils.java            | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/src/main/java/com/chaosthedude/naturescompass/util/BiomeUtils.java b/src/main/java/com/chaosthedude/naturescompass/util/BiomeUtils.java
index 5986e59..a3cb21f 100644
--- a/src/main/java/com/chaosthedude/naturescompass/util/BiomeUtils.java
+++ b/src/main/java/com/chaosthedude/naturescompass/util/BiomeUtils.java
@@ -55,7 +55,7 @@ public static List<ResourceLocation> getAllowedBiomeKeys(Level level) {
 				Biome biome = entry.getValue();
 				if (biome != null) {
 					Optional<ResourceLocation> optionalBiomeKey = getKeyForBiome(level, biome);
-					if (biome != null && optionalBiomeKey.isPresent() && !biomeKeyIsBlacklisted(level, optionalBiomeKey.get())) {
+					if (biome != null && optionalBiomeKey.isPresent() && !biomeKeyIsBlacklisted(level, optionalBiomeKey.get()) && !biomeKeyIsHidden(level, optionalBiomeKey.get())) {
 						biomeKeys.add(optionalBiomeKey.get());
 					}
 				}
@@ -233,6 +233,18 @@ public static boolean biomeKeyIsBlacklisted(Level level, ResourceLocation biomeK
 		}
 		return false;
 	}
+	
+	public static boolean biomeKeyIsHidden(Level level, ResourceLocation biomeKey) {
+		if (getBiomeRegistry(level).isPresent() && getBiomeForKey(level, biomeKey).isPresent()) {
+			final Registry<Biome> biomeRegistry = getBiomeRegistry(level).get();
+			final Biome biome = getBiomeForKey(level, biomeKey).get();
+			if (biomeRegistry.getResourceKey(biome).isPresent() && biomeRegistry.getHolder(biomeRegistry.getResourceKey(biome).get()).isPresent()) {
+				final Holder<Biome> biomeHolder = biomeRegistry.getHolder(biomeRegistry.getResourceKey(biome).get()).get();
+				return biomeHolder.tags().anyMatch(tag -> tag.location().getPath().equals("c:hidden_from_locator_selection"));
+			}
+		}
+		return false;
+	}
 
 	private static String convertToRegex(String glob) {
 		String regex = "^";