RIBs/android/build.gradle

/*
 * Copyright (C) 2017. Uber Technologies
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
import net.ltgt.gradle.errorprone.CheckSeverity

apply from: 'gradle/dependencies.gradle'

buildscript {
    apply from: rootProject.file('gradle/dependencies.gradle')
    repositories {
        google()
        mavenCentral()
        gradlePluginPortal()
    }
    dependencies {
        classpath deps.build.gradlePlugins.android
        classpath deps.build.gradlePlugins.errorprone
        classpath deps.build.gradlePlugins.kotlin
        classpath deps.build.gradlePlugins.spotless
        classpath deps.build.gradlePlugins.gradleMavenPublish
    }
}

Set<String> useErrorProneProjects = [
        "memory-leaks",
        "tutorial1",
        "tutorial2"
]

def moduleFriends = [
        'rib-android': 'rib-base',
        'rib-debug-utils': 'rib-base',
        'rib-router-navigator': 'rib-base',
        'rib-test': 'rib-base',
        'rib-workflow-test': 'rib-workflow',
        'rib-coroutines-test': 'rib-coroutines'
]

subprojects {
    buildscript {
        repositories {
            google()
            mavenCentral()
            gradlePluginPortal()
        }
    }

    repositories {
        google()
        mavenCentral()
    }

    apply plugin: 'com.diffplug.spotless'
    spotless {
        format 'misc', {
            target '**/*.md', '**/.gitignore'

            trimTrailingWhitespace()
            endWithNewline()
        }
        kotlin {
            target "**/*.kt"
            ktlint(deps.versions.ktlint).userData(['indent_size': '2', 'continuation_indent_size' : '4'])
            // TODO: enable when ktfmt depends on google-java-format < v1.8
            // ktfmt(deps.versions.ktfmt)
            licenseHeaderFile rootProject.file('config/spotless/copyright.kt')
            trimTrailingWhitespace()
            endWithNewline()
        }
        java {
            target "src/*/java/**/*.java"
            googleJavaFormat(deps.versions.gjf)
            licenseHeaderFile rootProject.file('config/spotless/copyright.java')
            removeUnusedImports()
            trimTrailingWhitespace()
            endWithNewline()
        }
        groovyGradle {
            target '**/*.gradle'
            trimTrailingWhitespace()
            endWithNewline()
        }
    }

    afterEvaluate {
        boolean isAndroidApp = project.plugins.hasPlugin("com.android.application")
        boolean isAndroidLibrary = project.plugins.hasPlugin("com.android.library")
        boolean usesErrorProne = project.name in useErrorProneProjects
        boolean isKotlinLibrary = project.plugins.hasPlugin("org.jetbrains.kotlin.jvm") || project.plugins.hasPlugin("org.jetbrains.kotlin.android")

        if ((isAndroidLibrary || isAndroidApp) && usesErrorProne) {
            def configurer = { variant ->
                variant.getJavaCompileProvider().configure {
                    options.errorprone.nullaway {
                        severity = CheckSeverity.ERROR
                        annotatedPackages.add("com.uber")
                    }
                    options.errorprone.excludedPaths = ".*/build/generated/.*"
                }
            }
            if (isAndroidLibrary) {
                project.android.libraryVariants.configureEach(configurer)
            }
            if (isAndroidApp) {
                project.android.applicationVariants.configureEach(configurer)
            }
            project.android.testVariants.configureEach(configurer)
            project.android.unitTestVariants.configureEach(configurer)
        }
        if (isAndroidLibrary || isAndroidApp) {
            // TODO replace with https://issuetracker.google.com/issues/72050365 once released.
            project.android {
                if (isAndroidLibrary) {
                    libraryVariants.all {
                        it.generateBuildConfigProvider.configure {
                            it.enabled = false
                        }
                    }
                    variantFilter { variant ->
                        if (variant.buildType.name == 'debug') {
                            variant.setIgnore(true)
                        }
                    }
                }
                if (isAndroidApp) {
                    buildTypes {
                        debug {
                            matchingFallbacks = ['release']
                        }
                    }
                    variantFilter { variant ->
                        if (variant.buildType.name == "release") {
                            variant.setIgnore(true)
                        }
                    }
                }
            }
        }

        if (isKotlinLibrary) {
            def extraCompilerArgs = [
                    // See https://github.com/bazelbuild/bazel/issues/15144
                    "-Xjvm-default=enable",
                    "-Xopt-in=kotlin.RequiresOptIn"
            ]
            if (project.name in moduleFriends.keySet()) {
                def friendName = moduleFriends[project.name]
                def friendProject = rootProject.subprojects.stream().filter { it.name == friendName }.findFirst().get()
                def outputJarPath = friendProject.plugins.hasPlugin("com.android.library")
                        ? "build/intermediates/compile_library_classes_jar/release/classes.jar"
                        : "build/libs/$friendName-${project.property('VERSION_NAME')}.jar"
                def friendPath="${project.rootDir}/libraries/${moduleFriends[project.name]}/$outputJarPath"
                extraCompilerArgs.add("-Xfriend-paths=$friendPath")
            }
            if (isAndroidLibrary || isAndroidApp) {
                project.android.sourceSets {
                    main.java.srcDirs += 'src/main/kotlin'
                    test.java.srcDirs += 'src/test/kotlin'
                    androidTest.java.srcDirs += 'src/androidTest/kotlin'
                }

                tasks.withType(org.jetbrains.kotlin.gradle.tasks.KotlinCompile).all {
                    kotlinOptions {
                        freeCompilerArgs = extraCompilerArgs
                        jvmTarget = "1.8"
                    }
                }
            } else {
                project.compileKotlin {
                    kotlinOptions {
                        freeCompilerArgs = extraCompilerArgs
                        jvmTarget = "1.8"
                    }
                }
                project.compileTestKotlin {
                    kotlinOptions {
                        freeCompilerArgs = extraCompilerArgs
                        jvmTarget = "1.8"
                    }
                }
            }
        }
    }
}

task clean(type: Delete) {
    delete rootProject.buildDir
}

apply from: rootProject.file('gradle/japicmp.gradle')