String dirName = rootProject.projectDir.name
rootProject.name = dirName

List projects = [
  'build-tools',
  'rest-api-spec',
  'core',
  'core:cli',
  'docs',
  'client:rest',
  'client:rest-high-level',
  'client:sniffer',
  'client:transport',
  'client:test',
  'client:client-benchmark-noop-api-plugin',
  'client:benchmark',
  'benchmarks',
  'distribution:integ-test-zip',
  'distribution:zip',
  'distribution:tar',
  'distribution:deb',
  'distribution:rpm',
  'distribution:tools:launchers',
  'distribution:tools:plugin-cli',
  'test:framework',
  'test:fixtures:example-fixture',
  'test:fixtures:hdfs-fixture',
  'test:fixtures:krb5kdc-fixture',
  'test:fixtures:old-elasticsearch',
  'test:logger-usage',
  'libs:elasticsearch-nio',
  'modules:aggs-matrix-stats',
  'modules:analysis-common',
  'modules:ingest-common',
  'modules:lang-expression',
  'modules:lang-mustache',
  'modules:lang-painless',
  'modules:mapper-extras',
  'modules:parent-join',
  'modules:percolator',
  'modules:rank-eval',
  'modules:reindex',
  'modules:repository-url',
  'modules:transport-netty4',
  'modules:tribe',
  'plugins:analysis-icu',
  'plugins:analysis-kuromoji',
  'plugins:analysis-phonetic',
  'plugins:analysis-smartcn',
  'plugins:analysis-stempel',
  'plugins:analysis-ukrainian',
  'plugins:discovery-azure-classic',
  'plugins:discovery-ec2',
  'plugins:discovery-file',
  'plugins:discovery-gce',
  'plugins:ingest-geoip',
  'plugins:ingest-attachment',
  'plugins:ingest-user-agent',
  'plugins:mapper-murmur3',
  'plugins:mapper-size',
  'plugins:repository-azure',
  'plugins:repository-gcs',
  'plugins:repository-hdfs',
  'plugins:repository-s3',
  'plugins:jvm-example',
  'plugins:store-smb',
  'plugins:transport-nio',
  'qa:auto-create-index',
  'qa:ccs-unavailable-clusters',
  'qa:evil-tests',
  'qa:full-cluster-restart',
  'qa:integration-bwc',
  'qa:mixed-cluster',
  'qa:multi-cluster-search',
  'qa:no-bootstrap-tests',
  'qa:reindex-from-old',
  'qa:rolling-upgrade',
  'qa:smoke-test-client',
  'qa:smoke-test-http',
  'qa:smoke-test-ingest-with-all-dependencies',
  'qa:smoke-test-ingest-disabled',
  'qa:smoke-test-multinode',
  'qa:smoke-test-rank-eval-with-mustache',
  'qa:smoke-test-plugins',
  'qa:smoke-test-reindex-with-all-modules',
  'qa:smoke-test-tribe-node',
  'qa:vagrant',
  'qa:verify-version-constants',
  'qa:wildfly',
  'qa:query-builder-bwc'
]

projects.add("libs")
File libsDir = new File(rootProject.projectDir, 'libs')
for (File libDir : new File(rootProject.projectDir, 'libs').listFiles()) {
  if (libDir.isDirectory() == false) continue;
  if (libDir.name.startsWith('build') || libDir.name.startsWith('.')) continue;
  projects.add("libs:${libDir.name}".toString())
}

/* Create projects for building BWC snapshot distributions from the heads of other branches */
final List<String> branches = ['5.6', '6.0', '6.1', '6.x']
for (final String branch : branches) {
  projects.add("distribution:bwc-snapshot-${branch}".toString())
}

boolean isEclipse = System.getProperty("eclipse.launcher") != null || gradle.startParameter.taskNames.contains('eclipse') || gradle.startParameter.taskNames.contains('cleanEclipse')
if (isEclipse) {
  // eclipse cannot handle an intermediate dependency between main and test, so we must create separate projects
  // for core-src and core-tests
  projects << 'core-tests'
  projects << 'libs:elasticsearch-nio-tests'
}

include projects.toArray(new String[0])

project(':build-tools').projectDir = new File(rootProject.projectDir, 'buildSrc')

/* The BWC snapshot projects share the same build directory and build file,
 * but apply to different backwards compatibility branches. */
for (final String branch : branches) {
  project(":distribution:bwc-snapshot-${branch}").projectDir = new File(rootProject.projectDir, 'distribution/bwc')
}

if (isEclipse) {
  project(":core").projectDir = new File(rootProject.projectDir, 'core/src/main')
  project(":core").buildFileName = 'eclipse-build.gradle'
  project(":core-tests").projectDir = new File(rootProject.projectDir, 'core/src/test')
  project(":core-tests").buildFileName = 'eclipse-build.gradle'
  project(":libs:elasticsearch-nio").projectDir = new File(rootProject.projectDir, 'libs/elasticsearch-nio/src/main')
  project(":libs:elasticsearch-nio").buildFileName = 'eclipse-build.gradle'
  project(":libs:elasticsearch-nio-tests").projectDir = new File(rootProject.projectDir, 'libs/elasticsearch-nio/src/test')
  project(":libs:elasticsearch-nio-tests").buildFileName = 'eclipse-build.gradle'
}

/**
  * Iterates over sub directories, looking for build.gradle, and adds a project if found
  * for that dir with the given path prefix. Note that this requires each level
  * of the dir hierarchy to have a build.gradle. Otherwise we would have to iterate
  * all files/directories in the source tree to find all projects.
  */
void addSubProjects(String path, File dir, List<String> projects, List<String> branches) {
  if (dir.isDirectory() == false) return;
  if (dir.name == 'buildSrc') return;
  if (new File(dir, 'build.gradle').exists() == false) return;

  final String projectName = "${path}:${dir.name}"
  include projectName

  if (dir.name == 'bwc-snapshot-dummy-projects') {
    for (final String branch : branches) {
      final String snapshotProjectName = "${projectName}:bwc-snapshot-${branch}"
      projects.add(snapshotProjectName)
      include snapshotProjectName
      project("${snapshotProjectName}").projectDir = dir
    }
    // TODO do we want to assert that there's nothing else in the bwc directory?
  } else {
    if (path.isEmpty() || path.startsWith(':example-plugins')) {
      project(projectName).projectDir = dir
    }
    for (File subdir : dir.listFiles()) {
      addSubProjects(projectName, subdir, projects, branches)
    }
  }
}

// include example plugins
File examplePluginsDir = new File(rootProject.projectDir, 'plugins/examples')
for (File example : examplePluginsDir.listFiles()) {
  if (example.isDirectory() == false) continue;
  if (example.name.startsWith('build') || example.name.startsWith('.')) continue;
  addSubProjects(':example-plugins', example, projects, [])
}
project(':example-plugins').projectDir = new File(rootProject.projectDir, 'plugins/examples')

// look for extra plugins for elasticsearch
File extraProjects = new File(rootProject.projectDir.parentFile, "${dirName}-extra")
if (extraProjects.exists()) {
  for (File extraProjectDir : extraProjects.listFiles()) {
    addSubProjects('', extraProjectDir, projects, branches)
  }
}
include 'libs'