description = 'Builds the Prelert Engine native binaries and Java classes'

import org.gradle.internal.os.OperatingSystem
import org.gradle.plugins.ide.eclipse.model.SourceFolder
import org.elasticsearch.gradle.precommit.LicenseHeadersTask

configurations.all {
    // check for updates every build
    resolutionStrategy.cacheChangingModulesFor 0, 'seconds'
}

buildscript {
    repositories {
        if (System.getProperty("repos.mavenlocal") != null) {
            // with -Drepos.mavenlocal=true we can force checking the local .m2 repo which is useful for building against
            // elasticsearch snapshots
            mavenLocal()
        }
        mavenCentral()
        maven {
            name 'sonatype-snapshots'
            url "https://oss.sonatype.org/content/repositories/snapshots/"
        }
        jcenter()
    }
    dependencies {
        classpath group: 'org.elasticsearch.gradle', name: 'build-tools', version: "${elasticsearchVersion}", changing: true
    }
}

subprojects {
  // we must not publish to sonatype until we have set up x-plugins to only publish the parts we want to publish!
  project.afterEvaluate {
    if (project.plugins.hasPlugin('com.bmuschko.nexus') && project.nexus.repositoryUrl.startsWith('file://') == false) {
      uploadArchives.enabled = false
    }
  }
}

boolean isLinux = OperatingSystem.current().isLinux()
boolean isMacOsX = OperatingSystem.current().isMacOsX()
boolean isWindows = OperatingSystem.current().isWindows()

project.ext.bash = isWindows ? "C:\\Program Files\\Git\\bin\\bash" : "/bin/bash"
project.ext.make = (isMacOsX || isWindows) ? "gnumake" : (isLinux ? "make" : "gmake")
project.ext.numCpus = Runtime.runtime.availableProcessors()

task cppClean(type: Exec) {
    commandLine bash
    args '-c', 'source cpp/set_env.sh && rm -rf cppdistribution && ' + make + ' clean'
}

task cppObjCompile(type: Exec) {
    commandLine bash
    args '-c', 'source cpp/set_env.sh && ' + make + ' -j' + numCpus + ' objcompile'
}

task cppMake(type: Exec) {
    commandLine bash
    args '-c', 'source cpp/set_env.sh && ' + make + ' -j' + numCpus
}

task cppStrip(type: Exec) {
    commandLine bash
    args '-c', 'source cpp/set_env.sh && cpp/strip_binaries.sh'
}

task cppTest(type: Exec) {
    commandLine bash
    args '-c', 'source cpp/set_env.sh && ' + make + ' -j' + numCpus + ' test'
}

task cppAll {
    dependsOn 'cppObjCompile'
    dependsOn 'cppMake'
    dependsOn 'cppStrip'
    dependsOn 'cppTest'
    tasks.findByName('cppMake').mustRunAfter 'cppObjCompile'
    tasks.findByName('cppStrip').mustRunAfter 'cppMake'
    tasks.findByName('cppTest').mustRunAfter 'cppStrip'
}

subprojects {
    apply plugin: 'eclipse'
    apply plugin: 'idea'
    apply plugin: 'maven'
    
    buildscript {
        repositories {
            if (System.getProperty("repos.mavenlocal") != null) {
                // with -Drepos.mavenlocal=true we can force checking the local .m2 repo which is useful for building against
                // elasticsearch snapshots
                mavenLocal()
            }
            mavenCentral()
            maven {
                name 'sonatype-snapshots'
                url "https://oss.sonatype.org/content/repositories/snapshots/"
            }
            jcenter()
        }
    }

    group = 'org.elasticsearch.prelert'

    repositories {
        if (System.getProperty("repos.mavenlocal") != null) {
            // with -Drepos.mavenlocal=true we can force checking the local .m2 repo which is useful for building against
            // elasticsearch snapshots
            mavenLocal()
        }
        mavenCentral()
        maven {
            name 'sonatype-snapshots'
            url "https://oss.sonatype.org/content/repositories/snapshots/"
        }
        jcenter()
    }

    tasks.withType(LicenseHeadersTask.class) {
      approvedLicenses = ['Elasticsearch Confidential']
      additionalLicense 'ESCON', 'Elasticsearch Confidential', 'ELASTICSEARCH CONFIDENTIAL'
    }
}

allprojects {
  // injecting groovy property variables into all projects
  project.ext {
    // for ide hacks...
    isEclipse = System.getProperty("eclipse.launcher") != null || gradle.startParameter.taskNames.contains('eclipse') || gradle.startParameter.taskNames.contains('cleanEclipse')
    isIdea = System.getProperty("idea.active") != null || gradle.startParameter.taskNames.contains('idea') || gradle.startParameter.taskNames.contains('cleanIdea')
  }
}

// intellij configuration
allprojects {
  apply plugin: 'idea'

  if (isIdea) {
    project.buildDir = file('build-idea')
  }
  idea {
    module {
      inheritOutputDirs = false
      outputDir = file('build-idea/classes/main')
      testOutputDir = file('build-idea/classes/test')

      // also ignore other possible build dirs
      excludeDirs += file('build')
      excludeDirs += file('build-eclipse')

      iml {
        // fix so that Gradle idea plugin properly generates support for resource folders
        // see also https://issues.gradle.org/browse/GRADLE-2975
        withXml {
          it.asNode().component.content.sourceFolder.findAll { it.@url == 'file://$MODULE_DIR$/src/main/resources' }.each {
            it.attributes().remove('isTestSource')
            it.attributes().put('type', 'java-resource')
          }
          it.asNode().component.content.sourceFolder.findAll { it.@url == 'file://$MODULE_DIR$/src/test/resources' }.each {
            it.attributes().remove('isTestSource')
            it.attributes().put('type', 'java-test-resource')
          }
        }
      }
    }
  }
}

// Make sure gradle idea was run before running anything in intellij (including import).
File ideaMarker = new File(projectDir, '.local-idea-is-configured')
tasks.idea.doLast {
  ideaMarker.setText('', 'UTF-8')
}
if (System.getProperty('idea.active') != null && ideaMarker.exists() == false) {
  throw new GradleException('You must run gradle idea from the root of elasticsearch before importing into IntelliJ')
}

// eclipse configuration
allprojects {
  apply plugin: 'eclipse'
  // Name all the non-root projects after their path so that paths get grouped together when imported into eclipse.
  if (path != ':') {
    eclipse.project.name = path
    if (isWindows) {
      eclipse.project.name = eclipse.project.name.replace(':', '_')
    }
  }

  plugins.withType(JavaBasePlugin) {
    File eclipseBuild = project.file('build-eclipse')
    eclipse.classpath.defaultOutputDir = eclipseBuild
    if (isEclipse) {
      // set this so generated dirs will be relative to eclipse build
      project.buildDir = eclipseBuild
    }
    eclipse.classpath.file.whenMerged { classpath ->
      // give each source folder a unique corresponding output folder
      int i = 0;
      classpath.entries.findAll { it instanceof SourceFolder }.each { folder ->
        i++;
        // this is *NOT* a path or a file.
        folder.output = "build-eclipse/" + i
      }
    }
  }
  task copyEclipseSettings(type: Copy) {
    // TODO: "package this up" for external builds
    from new File(project.rootDir, 'buildSrc/src/main/resources/eclipse.settings')
    into '.settings'
  }
  // otherwise .settings is not nuked entirely
  task wipeEclipseSettings(type: Delete) {
    delete '.settings'
  }
  tasks.cleanEclipse.dependsOn(wipeEclipseSettings)
  // otherwise the eclipse merging is *super confusing*
  tasks.eclipse.dependsOn(cleanEclipse, copyEclipseSettings)
}