Minecraft mod adapter

.idea/gradle.xml

@@ -12,6 +12,7 @@
             <option value="$PROJECT_DIR$/gson" />
             <option value="$PROJECT_DIR$/gson-linear-algebra" />
             <option value="$PROJECT_DIR$/guava" />
+            <option value="$PROJECT_DIR$/kommons-mc" />
             <option value="$PROJECT_DIR$/linear-algebra" />
           </set>
         </option>

build.gradle.kts

@@ -5,6 +5,15 @@ plugins {
 }
 
 repositories {
+	maven(url = "https://maven.minecraftforge.net") {
+		name = "Minecraft Forge"
+
+		content {
+			includeGroup("net.minecraftforge.gradle")
+			includeGroup("net.minecraftforge")
+		}
+	}
+
 	mavenCentral()
 }
 

gradle.properties

@@ -4,7 +4,7 @@ kotlin.code.style=official
 specifyKotlinAsDependency=false
 
 projectGroup=ru.dbotthepony.kommons
-projectVersion=2.9.13
+projectVersion=2.9.15
 
 guavaDepVersion=33.0.0
 gsonDepVersion=2.8.9

kommons-mc/build.gradle.kts

@@ -0,0 +1,66 @@
+
+// this whole shit is required because you can't have non-mods be
+// loaded on the GAME layer in Minecraft Forge, and hence,
+// Kommons can not see Kotlin at runtime (because Kommons being
+// loaded with system classloader, while Kotlin is loaded by
+// FML classloader).
+
+plugins {
+    kotlin("jvm")
+    id("net.minecraftforge.gradle").version("[6.0.14,6.2)")
+    `maven-publish`
+}
+
+repositories {
+    mavenCentral()
+}
+
+dependencies {
+    minecraft("net.minecraftforge:forge:1.20.2-48.1.0")
+
+    testImplementation("org.jetbrains.kotlin:kotlin-test")
+
+    implementation(project(":")) { setTransitive(false) }
+    implementation(project(":gson")) { setTransitive(false) }
+    implementation(project(":guava")) { setTransitive(false) }
+}
+
+tasks.jar {
+    dependsOn(":jar")
+    dependsOn(":gson:jar")
+    dependsOn(":guava:jar")
+    from(zipTree(project(":").tasks.jar.get().outputs.files.asPath))
+    from(zipTree(project(":gson").tasks.jar.get().outputs.files.asPath))
+    from(zipTree(project(":guava").tasks.jar.get().outputs.files.asPath))
+}
+
+minecraft {
+    mappings("official", "1.20.2")
+}
+
+val projectVersion: String by project
+
+publishing {
+    publications {
+        create<MavenPublication>("mavenJava") {
+            from(components["java"])
+            artifact(tasks["sourceJar"])
+            artifactId = "kommons-mc"
+
+            pom {
+                dependencies {
+
+                }
+            }
+        }
+    }
+}
+
+tasks.withType(ProcessResources::class.java) {
+    val replaceProperties = mapOf("mod_version"	to projectVersion)
+    inputs.properties(replaceProperties)
+
+    filesMatching(arrayListOf("META-INF/mods.toml")) {
+        expand(replaceProperties)
+    }
+}

kommons-mc/src/main/java/ru/dbotthepony/kommons/KommonsMod.java

@@ -0,0 +1,40 @@
+package ru.dbotthepony.kommons;
+
+import kotlin.KotlinVersion;
+import net.minecraftforge.fml.common.Mod;
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
+
+@Mod("kommons")
+public class KommonsMod {
+	private static final Logger LOGGER = LogManager.getLogger();
+
+	private static void checkIfKotlinIsInstalled() {
+		if (!KotlinVersion.CURRENT.isAtLeast(1, 8, 0)) {
+			throw new UnsupportedClassVersionError("Installed kotlin version is " + KotlinVersion.CURRENT + ", when at least 1.9.0 is required.");
+		}
+	}
+
+	public KommonsMod() {
+		try {
+			checkIfKotlinIsInstalled();
+		} catch (Throwable err) {
+			if (err instanceof NoClassDefFoundError) {
+				for (int i = 0; i < 16; i++)
+					LOGGER.fatal("Kommons requires Kotlin to be installed, get Kotlin for Forge from https://github.com/thedarkcolour/KotlinForForge");
+
+				LOGGER.fatal("Kommons requires Kotlin to be installed, get Kotlin for Forge from https://github.com/thedarkcolour/KotlinForForge", err);
+				throw new RuntimeException("Kommons requires Kotlin to be installed, get Kotlin for Forge from https://github.com/thedarkcolour/KotlinForForge");
+			}
+
+			for (int i = 0; i < 16; i++)
+				LOGGER.fatal("Kommons' Kotlin version is not satisfied, get newer Kotlin for Forge from https://github.com/thedarkcolour/KotlinForForge");
+
+			LOGGER.fatal("Kommons' Kotlin version is not satisfied, get newer Kotlin for Forge from https://github.com/thedarkcolour/KotlinForForge", err);
+
+			throw err;
+		}
+
+		LOGGER.info("Kommons seems to be loaded");
+	}
+}

kommons-mc/src/main/resources/META-INF/mods.toml

@@ -0,0 +1,10 @@
+
+modLoader="javafml"
+loaderVersion="[41,)"
+license="2 Clause BSD"
+[[mods]] #mandatory
+modId="kommons"
+version="${mod_version}"
+displayName="Kommons"
+authors="DBotThePony"
+description='''Adapter "mod" to load my library "Kommons" in minecraft environment'''

kommons-mc/src/main/resources/pack.mcmeta

@@ -0,0 +1,6 @@
+{
+    "pack": {
+        "description": "Kommons resources",
+        "pack_format": 18
+    }
+}

settings.gradle.kts

@@ -1,4 +1,19 @@
 
+pluginManagement {
+	repositories {
+		maven(url = "https://maven.minecraftforge.net") {
+			name = "Minecraft Forge"
+
+			content {
+				includeGroup("net.minecraftforge.gradle")
+				includeGroup("net.minecraftforge")
+			}
+		}
+
+		gradlePluginPortal()
+	}
+}
+
 plugins {
 	//kotlin("jvm") version "1.9.21"
 	id("org.gradle.toolchains.foojay-resolver-convention") version "0.5.0"
@@ -9,3 +24,4 @@ include("guava")
 include("gson")
 include("linear-algebra")
 include("gson-linear-algebra")
+include("kommons-mc")