Organize Gradle structure to be re-usable (#16)

* Change to composite build

* Tweak idea config

* Remove unused imports

build-logic/build.gradle.kts

@@ -0,0 +1,38 @@
+plugins {
+    `kotlin-dsl`
+    alias(libs.plugins.ktlint.gradle.plugin)
+    alias(libs.plugins.detekt.gradle.plugin)
+}
+
+gradlePlugin {
+    plugins {
+        register(libs.plugins.aws.appconfig.openfeature.provider.base.get().pluginId) {
+            id = libs.plugins.aws.appconfig.openfeature.provider.base.get().pluginId
+            implementationClass = "io.github.lavenderses.aws_appconfig_openfeature_provider.plugin.BasePlugin"
+        }
+        register(libs.plugins.aws.appconfig.openfeature.provider.java.get().pluginId) {
+            id = libs.plugins.aws.appconfig.openfeature.provider.java.get().pluginId
+            implementationClass = "io.github.lavenderses.aws_appconfig_openfeature_provider.plugin.JavaPlugin"
+        }
+        register(libs.plugins.aws.appconfig.openfeature.provider.kotlin.get().pluginId) {
+            id = libs.plugins.aws.appconfig.openfeature.provider.kotlin.get().pluginId
+            implementationClass = "io.github.lavenderses.aws_appconfig_openfeature_provider.plugin.KotlinPlugin"
+        }
+        register(libs.plugins.aws.appconfig.openfeature.provider.lint.kotlin.get().pluginId) {
+            id = libs.plugins.aws.appconfig.openfeature.provider.lint.kotlin.get().pluginId
+            implementationClass = "io.github.lavenderses.aws_appconfig_openfeature_provider.plugin.KotlinLintPlugin"
+        }
+        register(libs.plugins.aws.appconfig.openfeature.provider.test.get().pluginId) {
+            id = libs.plugins.aws.appconfig.openfeature.provider.test.get().pluginId
+            implementationClass = "io.github.lavenderses.aws_appconfig_openfeature_provider.plugin.TestPlugin"
+        }
+    }
+}
+
+dependencies {
+    implementation(libs.detekt.gradle.plugin)
+    implementation(libs.kotlin.gradle.plugin)
+    implementation(libs.ktlint.gradle.plugin)
+    implementation(libs.lombok.gradle.plugin)
+    implementation(libs.spotbugs.gradle.plugin)
+}

build-logic/settings.gradle.kts

@@ -0,0 +1,25 @@
+pluginManagement {
+    repositories {
+        mavenCentral()
+        google()
+        gradlePluginPortal()
+    }
+}
+
+enableFeaturePreview("TYPESAFE_PROJECT_ACCESSORS")
+
+dependencyResolutionManagement {
+    @Suppress("UnstableApiUsage")
+    repositories {
+        mavenCentral()
+        google()
+        gradlePluginPortal()
+    }
+    versionCatalogs {
+        create("libs") {
+            from(files("../gradle/libs.versions.toml"))
+        }
+    }
+}
+
+rootProject.name = "build-logic"

build-logic/src/main/kotlin/io/github/lavenderses/aws_appconfig_openfeature_provider/plugin/BasePlugin.kt

@@ -0,0 +1,60 @@
+package io.github.lavenderses.aws_appconfig_openfeature_provider.plugin
+
+import org.gradle.api.Plugin
+import org.gradle.api.Project
+import org.gradle.api.plugins.JavaLibraryPlugin
+import org.gradle.api.plugins.JavaPluginExtension
+import org.gradle.api.plugins.JavaTestFixturesPlugin
+import org.gradle.jvm.tasks.Jar
+import org.gradle.kotlin.dsl.getByType
+import org.gradle.kotlin.dsl.withType
+import org.jetbrains.kotlin.gradle.dsl.KotlinJvmProjectExtension
+
+class BasePlugin : Plugin<Project> {
+
+    override fun apply(target: Project) {
+        with(target) {
+            group = "io.github.lavenderses"
+
+            with(pluginManager) {
+                // first party plugin
+                apply(TestPlugin::class.java)
+
+                // third party
+                apply(JavaLibraryPlugin::class.java)
+                apply(JavaTestFixturesPlugin::class.java)
+                apply(libs.findPlugin("kotlin-jvm").get().get().pluginId)
+            }
+
+            with(repositories) {
+                mavenCentral()
+            }
+
+            with(extensions.getByType<JavaPluginExtension>()) {
+                sourceCompatibility = PROJECT_JDK.javaVersion
+                targetCompatibility = PROJECT_JDK.javaVersion
+            }
+
+            with(extensions.getByType<KotlinJvmProjectExtension>()) {
+                compilerOptions {
+                    this.jvmTarget.set(PROJECT_JDK.jvmTarget)
+                }
+            }
+
+            with(dependencies) {
+                // third party
+                api(libs.findLibrary("jetbrains-annotations").get())
+                api(libs.findLibrary("log4j-slf4j2-impl").get())
+                api(libs.findLibrary("slf4j-api").get())
+
+                // bom
+                implementation(platform(libs.findLibrary("aws-bom").get()))
+            }
+
+            tasks.withType<Jar> {
+                group = "io.github.lavenderses"
+                archiveBaseName.set("aws-app-config-openfeature-provider-java")
+            }
+        }
+    }
+}

build-logic/src/main/kotlin/io/github/lavenderses/aws_appconfig_openfeature_provider/plugin/Extension.kt

@@ -0,0 +1,46 @@
+@file:Suppress("MatchingDeclarationName")
+
+package io.github.lavenderses.aws_appconfig_openfeature_provider.plugin
+
+import org.gradle.api.JavaVersion
+import org.gradle.api.Project
+import org.gradle.api.artifacts.VersionCatalog
+import org.gradle.api.artifacts.VersionCatalogsExtension
+import org.gradle.api.artifacts.dsl.DependencyHandler
+import org.gradle.kotlin.dsl.getByType
+import org.jetbrains.kotlin.gradle.dsl.JvmTarget
+
+data class JdkVersion(
+    val string: String,
+    val number: Int,
+    val javaVersion: JavaVersion,
+    val jvmTarget: JvmTarget,
+)
+
+private val VERSION: JavaVersion = JavaVersion.VERSION_17
+
+val Project.PROJECT_JDK: JdkVersion
+    get() = JdkVersion(
+        string = VERSION.majorVersion,
+        number = VERSION.majorVersion.toInt(),
+        javaVersion = VERSION,
+        jvmTarget = JvmTarget.JVM_17,
+    )
+
+val Project.libs: VersionCatalog get() = extensions.getByType<VersionCatalogsExtension>().named("libs")
+
+fun DependencyHandler.implementation(dependencyNotation: Any) {
+    add("implementation", dependencyNotation)
+}
+
+fun DependencyHandler.api(dependencyNotation: Any) {
+    add("api", dependencyNotation)
+}
+
+fun DependencyHandler.testImplementation(dependencyNotation: Any) {
+    add("testImplementation", dependencyNotation)
+}
+
+fun DependencyHandler.testFixturesImplementation(dependencyNotation: Any) {
+    add("testFixturesImplementation", dependencyNotation)
+}

build-logic/src/main/kotlin/io/github/lavenderses/aws_appconfig_openfeature_provider/plugin/JavaPlugin.kt

@@ -0,0 +1,22 @@
+package io.github.lavenderses.aws_appconfig_openfeature_provider.plugin
+
+import io.freefair.gradle.plugins.lombok.LombokPlugin
+import org.gradle.api.Plugin
+import org.gradle.api.Project
+
+class JavaPlugin: Plugin<Project> {
+
+    override fun apply(target: Project) {
+        with(target) {
+            with(pluginManager) {
+                // first party
+                apply(BasePlugin::class.java)
+
+                // third party
+                apply(LombokPlugin::class.java)
+                // TODO
+                // apply(SpotBugsPlugin::class.java)
+            }
+        }
+    }
+}

build-logic/src/main/kotlin/io/github/lavenderses/aws_appconfig_openfeature_provider/plugin/KotlinLintPlugin.kt

@@ -0,0 +1,72 @@
+package io.github.lavenderses.aws_appconfig_openfeature_provider.plugin
+
+import io.gitlab.arturbosch.detekt.Detekt
+import io.gitlab.arturbosch.detekt.DetektCreateBaselineTask
+import io.gitlab.arturbosch.detekt.DetektPlugin
+import io.gitlab.arturbosch.detekt.extensions.DetektExtension
+import io.gitlab.arturbosch.detekt.report.ReportMergeTask
+import org.gradle.api.Plugin
+import org.gradle.api.Project
+import org.gradle.kotlin.dsl.getByType
+import org.gradle.kotlin.dsl.register
+import org.gradle.kotlin.dsl.withType
+import org.jlleitschuh.gradle.ktlint.KtlintExtension
+import org.jlleitschuh.gradle.ktlint.KtlintPlugin
+import org.jlleitschuh.gradle.ktlint.reporter.ReporterType
+
+class KotlinLintPlugin : Plugin<Project> {
+
+    override fun apply(target: Project) {
+        with(target) {
+            with(pluginManager) {
+                apply(KtlintPlugin::class.java)
+                apply(DetektPlugin::class.java)
+            }
+
+            with(extensions.getByType<KtlintExtension>()) {
+                version.set(libs.findVersion("ktlint").get().requiredVersion)
+                debug.set(true)
+                verbose.set(true)
+                android.set(false)
+                outputToConsole.set(true)
+                outputColorName.set("RED")
+                ignoreFailures.set(false)
+                reporters {
+                    reporter(ReporterType.HTML)
+                }
+                filter {
+                    exclude("**/generated/**")
+                    include("**/kotlin/**")
+                }
+            }
+
+            with(extensions.getByType<DetektExtension>()) {
+                parallel = true
+                config.setFrom(file("${rootProject.rootDir}/config/detekt/detekt.yml"))
+                buildUponDefaultConfig = true
+            }
+
+            val reportMerge = tasks.register<ReportMergeTask>("reportMerge") {
+                output.set(rootProject.layout.buildDirectory.file("reports/detekt/merge.xml"))
+                input.from(tasks.withType<Detekt>().map { it.xmlReportFile })
+            }
+
+            with(tasks.withType<Detekt>()) {
+                configureEach {
+                    jvmTarget = target.PROJECT_JDK.javaVersion.toString()
+                    reports {
+                        html { require(true) }
+                        xml { require(true) }
+                        md { require(true) }
+                    }
+                    finalizedBy(reportMerge)
+                    ignoreFailures = false
+                }
+            }
+
+            with(tasks.withType<DetektCreateBaselineTask>()) {
+                forEach { it.jvmTarget = target.PROJECT_JDK.string }
+            }
+        }
+    }
+}

build-logic/src/main/kotlin/io/github/lavenderses/aws_appconfig_openfeature_provider/plugin/KotlinPlugin.kt

@@ -0,0 +1,22 @@
+package io.github.lavenderses.aws_appconfig_openfeature_provider.plugin
+
+import org.gradle.api.Plugin
+import org.gradle.api.Project
+
+class KotlinPlugin: Plugin<Project> {
+
+    override fun apply(target: Project) {
+        with(target) {
+            with(pluginManager) {
+                // first party plugin
+                apply(BasePlugin::class.java)
+                apply(KotlinLintPlugin::class.java)
+            }
+
+            with(dependencies) {
+                implementation(libs.findLibrary("jackson-module-kotlin").get())
+                implementation(libs.findLibrary("kotlin-reflect").get())
+            }
+        }
+    }
+}

build-logic/src/main/kotlin/io/github/lavenderses/aws_appconfig_openfeature_provider/plugin/TestPlugin.kt

@@ -0,0 +1,32 @@
+package io.github.lavenderses.aws_appconfig_openfeature_provider.plugin
+
+import org.gradle.api.Plugin
+import org.gradle.api.Project
+import org.gradle.api.tasks.testing.Test
+import org.gradle.kotlin.dsl.withType
+
+class TestPlugin : Plugin<Project> {
+
+    override fun apply(target: Project) {
+        with(target) {
+            tasks.withType<Test>() {
+                useJUnitPlatform()
+            }
+
+            with(dependencies) {
+                // bom
+                testImplementation(platform(libs.findLibrary("mockito-bom").get()))
+
+                // third party
+                testImplementation(libs.findLibrary("assertk").get())
+                testImplementation(libs.findLibrary("junit-jupiter-engine").get())
+                testImplementation(libs.findLibrary("kotlin-test").get())
+                testImplementation(libs.findLibrary("kotlin-test-junit5").get())
+                testImplementation(libs.findLibrary("kotlin-reflect").get())
+                testImplementation(libs.findLibrary("mockito-junit-jupiter").get())
+                testImplementation(libs.findLibrary("mockito-inline").get())
+                testImplementation(libs.findLibrary("mockito-kotlin").get())
+            }
+        }
+    }
+}

build.gradle.kts

@@ -0,0 +1,2 @@
+group = "io.github.lavenderses"
+description = "OpenFeature Provider third-party implementation for AWS AppConfig in Java"