Migrate back to Kotlin

lib/build.gradle.kts

@@ -1,8 +1,8 @@
-plugins {
-    // Apply the scala Plugin to add support for Scala.
-    scala
+import org.jetbrains.kotlin.gradle.tasks.KotlinCompile
+
+plugins {
+    kotlin("jvm") version "1.4.10"
 
-    // Apply the java-library plugin for API and implementation separation.
     `java-library`
 }
 
@@ -10,27 +10,15 @@ group = "tribufu"
 version = "0.0.1"
 
 repositories {
-    // Use Maven Central for resolving dependencies.
     mavenCentral()
 }
 
 dependencies {
-    // Use Scala 2.13 in our library project
-    implementation("org.scala-lang:scala-library:2.13.3")
+    testImplementation(kotlin("test-junit"))
+}
 
-    // This dependency is used internally, and not exposed to consumers on their own compile classpath.
-    implementation("com.google.guava:guava:30.0-jre")
-
-    // Use Scalatest for testing our library
-    testImplementation("junit:junit:4.13.1")
-    testImplementation("org.scalatest:scalatest_2.13:3.2.3")
-    testImplementation("org.scalatestplus:junit-4-13_2.13:3.2.2.0")
-
-    // Need scala-xml at test runtime
-    testRuntimeOnly("org.scala-lang.modules:scala-xml_2.13:1.2.0")
-
-    // This dependency is exported to consumers, that is to say found on their compile classpath.
-    api("org.apache.commons:commons-math3:3.6.1")
+tasks.test {
+    useJUnit()
 }
 
 tasks.jar {
@@ -38,3 +26,7 @@ tasks.jar {
         attributes(mapOf("Implementation-Title" to project.name, "Implementation-Version" to project.version))
     }
 }
+
+tasks.withType<KotlinCompile>() {
+    kotlinOptions.jvmTarget = "1.8"
+}

lib/src/main/kotlin/tribufu/TribuFu.kt

@@ -2,16 +2,17 @@
 
 package tribufu
 
-class Library {
-    init()
-
-    private def init() {
-        // Used to load the 'TribuFu' library on application startup.
-        //System.loadLibrary("TribuFu")
-    }
-
+class TribuFu {
     /**
-     * A native method that is implemented by the 'TribuFu' native library.
+     * A native method that is implemented by the 'TribuFu' native library, which is packaged with
+     * this library.
      */
-    //@native def Hello(): Int
+    // external fun Hello(): Int
+
+    companion object {
+        // Used to load the 'TribuFu' library on application startup.
+        init {
+            //System.loadLibrary("TribuFu")
+        }
+    }
 }

lib/src/main/scala/tribufu/models/Email.scala

@@ -1,10 +0,0 @@
-// Copyright (c) TribuFu. All Rights Reserved
-
-package tribufu.models
-
-class Email {
-    val address = ""
-    val user_id = "1"
-    val confirmed = false
-    val primary = true
-}

lib/src/main/scala/tribufu/models/User.scala

@@ -1,53 +0,0 @@
-// Copyright (c) TribuFu. All Rights Reserved
-
-package tribufu.models
-
-class User {
-    val id = ""
-    val name = ""
-    val display_name = ""
-    val password_hash = ""
-    val role = Role.User
-    val confirmed = false
-    val two_factor_enabled = false
-    val first_name = ""
-    val last_name = ""
-    val verified = false
-    val parental_control = false
-    val profile_url = ""
-    val public_birthday = false
-    val Birthday = ""
-    val location = ""
-    val timezone = ""
-    val language = ""
-    val currency = ""
-    val theme = Theme.Light
-    val ip_address = ""
-    val registration_ip_address = ""
-    val Joined = ""
-    val Updated = ""
-    val failed_logins = 0
-    val about = ""
-    val profile_views = 0
-    val content = 0
-    val avatar_url = ""
-    val background_url = ""
-    val status = Status.Offline
-    val LastOnline = ""
-    val LastActivity = ""
-    val LastPost = ""
-    val warnings = 0
-    val LastWarn = ""
-}
-
-object Role extends Enumeration {
-    val User, Bot, Helper, Tester, Developer, Moderator, Admin, Root = Value
-}
-
-object Theme extends Enumeration {
-    val Light, Dark = Value
-}
-
-object Status extends Enumeration {
-    val Offline, Away, Disturb, Online, Playing = Value
-}

lib/src/test/scala/tribufu/LibrarySuite.scala

@@ -1,16 +0,0 @@
-// Copyright (c) TribuFu. All Rights Reserved
-
-package tribufu
-
-import org.junit.runner.RunWith
-import org.scalatest.funsuite.AnyFunSuite
-import org.scalatestplus.junit.JUnitRunner
-
-@RunWith(classOf[JUnitRunner])
-class LibrarySuite extends AnyFunSuite {
-    test("Hello is always true") {
-        //def library = new Library()
-        //assert(library.Hello())
-        assert(true)
-    }
-}