Fix world crash, restore custom ores, fix armor textures (NeoForge 1.21.1)

build.gradle

@@ -1,54 +1,113 @@
 plugins {
+    id 'java-library'
     id 'eclipse'
-    id 'net.minecraftforge.gradle' version '[6.0.16,6.2)'
+    id 'idea'
+    id 'maven-publish'
+    id 'net.neoforged.moddev' version '2.0.123'
 }
 
-version = '2.1.12'
-group = 'com.aulyrius.custom_ore_gen'
-archivesBaseName = 'custom_ore_gen'
+tasks.named('wrapper', Wrapper).configure {
+    distributionType = Wrapper.DistributionType.BIN
+}
 
-java.toolchain.languageVersion = JavaLanguageVersion.of(17)
+version = mod_version
+group = mod_group_id
 
-minecraft {
-    mappings channel: 'official', version: '1.20.1'
+repositories {
+    mavenLocal()
+    maven {
+        name = "Jared's maven"
+        url = "https://maven.blamejared.com/"
+    }
+    maven {
+        name = "ModMaven"
+        url = "https://modmaven.dev"
+    }
+}
 
-    accessTransformer = file('src/main/resources/META-INF/accesstransformer.cfg')
+base {
+    archivesName = mod_id
+}
 
-    copyIdeResources = true
+// NeoForge requires Java 21 - Gradle will automatically download it if needed
+java {
+    toolchain {
+        languageVersion = JavaLanguageVersion.of(21)
+    }
+}
 
+neoForge {
+    version = project.neo_version
+
+    // Default run configurations.
     runs {
         client {
-            def mcreatorJvmOptions = System.getenv('MCREATOR_JVM_OPTIONS')
-            if (mcreatorJvmOptions) {
-                jvmArgs += mcreatorJvmOptions.split("\\s+").findAll { it.trim() }.toList()
-            }
+            client()
+            systemProperty 'neoforge.enabledGameTestNamespaces', project.mod_id
         }
 
         server {
+            server()
+            programArgument '--nogui'
+            systemProperty 'neoforge.enabledGameTestNamespaces', project.mod_id
+        }
+
+        data {
+            data()
+            programArguments.addAll '--mod', project.mod_id, '--all', '--output', file('src/generated/resources/').getAbsolutePath(), '--existing', file('src/main/resources/').getAbsolutePath()
         }
 
         configureEach {
-            workingDirectory project.file('run')
+            systemProperty 'forge.logging.markers', 'REGISTRIES'
+            logLevel = org.slf4j.event.Level.DEBUG
+        }
+    }
 
-            property 'forge.logging.markers', 'REGISTRIES'
-            property 'forge.logging.console.level', 'debug'
-
-            mods {
-                examplemod {
-                    source sourceSets.main
-                }
-            }
+    mods {
+        "${mod_id}" {
+            sourceSet(sourceSets.main)
         }
     }
 }
 
+sourceSets.main.resources { srcDir 'src/generated/resources' }
+
+configurations {
+    runtimeClasspath.extendsFrom localRuntime
+}
+
 dependencies {
-    minecraft 'net.minecraftforge:forge:1.20.1-47.3.0'
+    // KubeJS dependency - version will need to be updated for 1.21
+    // localRuntime "dev.latvian.mods:kubejs-neoforge:${kubejs_version}"
+}
+
+tasks.withType(ProcessResources).configureEach {
+    var replaceProperties = [
+        minecraft_version       : minecraft_version,
+        minecraft_version_range : minecraft_version_range,
+        neo_version             : neo_version,
+        neo_version_range       : neo_version_range,
+        loader_version_range    : loader_version_range,
+        mod_id                  : mod_id,
+        mod_name                : mod_name,
+        mod_license             : mod_license,
+        mod_version             : mod_version,
+        mod_authors             : mod_authors,
+        mod_description         : mod_description
+    ]
+    inputs.properties replaceProperties
+    filesMatching(['META-INF/neoforge.mods.toml']) {
+        expand replaceProperties
+    }
 }
 
 tasks.withType(JavaCompile).configureEach {
-    options.encoding = 'UTF-8' // Use the UTF-8 charset for Java compilation
+    options.encoding = 'UTF-8'
 }
 
-apply from: 'mcreator.gradle'
-
+idea {
+    module {
+        downloadSources = true
+        downloadJavadoc = true
+    }
+}