Introduce MPP wizard for shared (JVM / JS / iOS) libraries

This implements second part of KT-25952

idea/idea-gradle/src/org/jetbrains/kotlin/idea/configuration/KotlinGradleSharedMultiplatformModuleBuilder.kt

@@ -0,0 +1,89 @@
+/*
+ * Copyright 2010-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license
+ * that can be found in the license/LICENSE.txt file.
+ */
+
+package org.jetbrains.kotlin.idea.configuration
+
+class KotlinGradleSharedMultiplatformModuleBuilder : KotlinGradleAbstractMultiplatformModuleBuilder() {
+
+    private val commonName: String = "common"
+    private var jvmTargetName: String = "jvm"
+    private var jsTargetName: String = "js"
+    private var nativeTargetName: String = "ios"
+
+    private val commonSourceName get() = "$commonName$productionSuffix"
+    private val commonTestName get() = "$commonName$testSuffix"
+    private val jvmSourceName get() = "$jvmTargetName$productionSuffix"
+    private val jvmTestName get() = "$jvmTargetName$testSuffix"
+    private val jsSourceName get() = "$jsTargetName$productionSuffix"
+    private val jsTestName get() = "$jsTargetName$testSuffix"
+    private val nativeSourceName get() = "$nativeTargetName$productionSuffix"
+    private val nativeTestName get() = "$nativeTargetName$testSuffix"
+
+    override fun getBuilderId() = "kotlin.gradle.multiplatform.shared"
+
+    override fun getPresentableName() = "Kotlin (Multiplatform Library)"
+
+    override fun getDescription() =
+        "Multiplatform Gradle projects allow sharing the same Kotlin code between all three main platforms (JVM, JS, iOS)."
+
+    override fun buildMultiPlatformPart(): String {
+        return """
+            kotlin {
+                targets {
+                    fromPreset(presets.jvm, '$jvmTargetName')
+                    fromPreset(presets.js, '$jsTargetName')
+                    // For ARM, preset should be changed to presets.iosArm32 or presets.iosArm64
+                    // For Linux, preset should be changed to e.g. presets.linuxX64
+                    // For MacOS, preset should be changed to e.g. presets.macosX64
+                    fromPreset(presets.iosX64, '$nativeTargetName')
+                }
+                sourceSets {
+                    $commonSourceName {
+                        dependencies {
+                            implementation 'org.jetbrains.kotlin:kotlin-stdlib-common'
+                        }
+                    }
+                    $commonTestName {
+                        dependencies {
+                    		implementation 'org.jetbrains.kotlin:kotlin-test-common'
+                    		implementation 'org.jetbrains.kotlin:kotlin-test-annotations-common'
+                        }
+                    }
+                    $jvmSourceName {
+                        dependencies {
+                            implementation 'org.jetbrains.kotlin:kotlin-stdlib-jdk8'
+                        }
+                    }
+                    $jvmTestName {
+                        dependencies {
+                            implementation 'org.jetbrains.kotlin:kotlin-test'
+                            implementation 'org.jetbrains.kotlin:kotlin-test-junit'
+                        }
+                    }
+                    $jsSourceName {
+                        dependencies {
+                            implementation 'org.jetbrains.kotlin:kotlin-stdlib-js'
+                        }
+                    }
+                    $jsTestName {
+                        dependencies {
+                            implementation 'org.jetbrains.kotlin:kotlin-test-js'
+                        }
+                    }
+                    $nativeSourceName {
+                        dependencies {
+                            implementation 'org.jetbrains.kotlin:kotlin-stdlib-native'
+                        }
+                    }
+                    $nativeTestName {
+                        dependencies {
+                            implementation 'org.jetbrains.kotlin:kotlin-test-native'
+                        }
+                    }
+                }
+            }
+        """.trimIndent()
+    }
+}

idea/src/META-INF/gradle-java.xml

@@ -79,5 +79,6 @@
         <scriptDefinitionContributor implementation="org.jetbrains.kotlin.idea.core.script.GradleScriptDefinitionsContributor" order="first"/>
 
         <moduleBuilder implementation="org.jetbrains.kotlin.idea.configuration.KotlinGradleWebMultiplatformModuleBuilder"/>
+        <moduleBuilder implementation="org.jetbrains.kotlin.idea.configuration.KotlinGradleSharedMultiplatformModuleBuilder"/>
     </extensions>
 </idea-plugin>

idea/src/META-INF/gradle-java.xml.as33

@@ -79,5 +79,6 @@
         <scriptDefinitionContributor implementation="org.jetbrains.kotlin.idea.core.script.GradleScriptDefinitionsContributor" order="first"/>
 
         <moduleBuilder implementation="org.jetbrains.kotlin.idea.configuration.KotlinGradleWebMultiplatformModuleBuilder"/>
+        <moduleBuilder implementation="org.jetbrains.kotlin.idea.configuration.KotlinGradleSharedMultiplatformModuleBuilder"/>
     </extensions>
 </idea-plugin>

idea/src/META-INF/gradle.xml.181

@@ -88,6 +88,7 @@
         <scriptDefinitionContributor implementation="org.jetbrains.kotlin.idea.core.script.GradleScriptDefinitionsContributor" order="first"/>
 
         <moduleBuilder implementation="org.jetbrains.kotlin.idea.configuration.KotlinGradleWebMultiplatformModuleBuilder"/>
+        <moduleBuilder implementation="org.jetbrains.kotlin.idea.configuration.KotlinGradleSharedMultiplatformModuleBuilder"/>
 
         <buildSystemTypeDetector implementation="org.jetbrains.kotlin.idea.configuration.GradleDetector"/>
     </extensions>