def projects = ['ahtc', 'guez']

// Maps OsVersion -> BUILD_VERSION env var consumed by rpmbuild/make_rpm_ubuntu26.py
// (the script looks for lts${BUILD_VERSION}.spec; empty selects specs/lts.spec).
// Ubuntu 26.04 is the target platform for Qt6 migration
def spec_suffix_for_os = [
    '26.04': '26.04'
]

def choice_projects = ['ALL'] + projects
properties([
    disableConcurrentBuilds(),
    parameters([
        choice(name: 'ProjectName', choices: choice_projects, description: 'LTS project flavor (passed as cmake -D_pname)'),
        string(name: 'OsVersions', defaultValue: '26.04', description: 'Comma-separated Ubuntu base versions, all built in parallel (selects build container tag and spec variant)'),
        string(name: 'LtsVersion', defaultValue: '1.0', description: 'LTS version (major.minor) passed to make_rpm_ubuntu26.py --version'),
        booleanParam(name: 'ClearWorkspace', defaultValue: false, description: 'Clear entire workspace on all nodes used for build'),
        booleanParam(name: 'PublishArtifactRepo', defaultValue: true, description: 'Upload produced DEB packages to the internal artifact repository')
    ])
])

env.GIT_TERMINAL_PROMPT = "0"
env.LTS_VERSION = "${params.LtsVersion}"
env.BUILD_CONTAINER_REGISTRY = "harbor.sl.defence-elec.de"
env.BUILD_CONTAINER_PREFIX = "buildcontainer"
env.ARTIFACTREPO = "https://internal-repo.sl.defence-elec.de"
env.BITBUCKET_URL = "https://devhub.defence-elec.de/bitbucket"

// Posts the build status to Bitbucket via jenkins/jenkins_notifier.sh (REST
// build-status API). A notification failure must never break the build itself.
def notifyBitbucketStatus(String state) {
    try {
        withCredentials([usernamePassword(credentialsId: 'bitbucket-notifier',
                                          usernameVariable: 'CURL_USER',
                                          passwordVariable: 'CURL_PASS')]) {
            sh """
                export CURL_CRED="\${CURL_USER}:\${CURL_PASS}"
                export BUILD_STATE='${state}'
                bash jenkins/jenkins_notifier.sh
            """
        }
    } catch (e) {
        echo "WARNING: Bitbucket notification (${state}) failed: ${e.message}"
    }
}

// OS versions this build covers; every (project, osVersion) pair runs in parallel.
def osVersions = params.OsVersions.split(',').collect { it.trim() }.findAll { it }

if (params.ProjectName != 'ALL') {
    projects = [params.ProjectName]
}


// One parallel branch per (project, osVersion) combination. Outputs are isolated
// under rpms/${project}/${osVersion} so concurrent OS builds never collide.
def builds = [:]
projects.each { project ->
    osVersions.each { osVersion ->
        def buildVersion = spec_suffix_for_os.containsKey(osVersion) ? spec_suffix_for_os[osVersion] : osVersion
        def rpmsDir = "rpms/${project}/${osVersion}"

        builds["${project} (${osVersion})"] = {
            stage("Prepare ${project} (${osVersion})") {
                sh "rm -rf ${rpmsDir}"
                sh "mkdir -p ${rpmsDir}"
            }

            stage("Build DEB ${project} (${osVersion})") {
                def imageName = "${BUILD_CONTAINER_REGISTRY}/${BUILD_CONTAINER_PREFIX}/${project}_${osVersion}"
                def buildContainer = docker.image("${imageName}")
                def guezMode = (project == 'guez') ? 'ON' : 'OFF'

                def dockerOpts = "--init --shm-size=2g" +
                                 " -e HOME=/shd/CTC/TOOLS" +
                                 " -e PROJECT_BASE_DIR=/tmp/legatus" +
                                 " -e PROJECT=${project}" +
                                 " -e OS_VERSION=${osVersion}" +
                                 " -e LTS_VERSION=${LTS_VERSION}" +
                                 " -e GUEZ_MODE=${guezMode}" +
                                 " -e BUILD_VERSION=${buildVersion}" +
                                 " -e BUILD_NUMBER=${env.BUILD_NUMBER}" +
                                 " -e BUILD_TAG=${env.BUILD_TAG}"

                buildContainer.inside(dockerOpts) {
                    sh "bash jenkins/jenkins_builder.sh"
                }
            }

            stage("Publish ${project} (${osVersion})") {
                if (params.PublishArtifactRepo) {
                    withCredentials([usernamePassword(credentialsId: 'internal-repo-uploader',
                                                      usernameVariable: 'CURL_USER',
                                                      passwordVariable: 'CURL_PASS')]) {
                        sh """
                            export CURL_CRED="\${CURL_USER}:\${CURL_PASS}"
                            export PROJECT='${project}'
                            export OS_VERSION='${osVersion}'
                            export LTS_VERSION='${LTS_VERSION}'
                            export BUILD_NUMBER='${env.BUILD_NUMBER}'
                            export ARTIFACTREPO='${env.ARTIFACTREPO}'
                            export ARTIFACTFOLDER='${project}'
                            bash jenkins/jenkins_publisher.sh
                        """
                    }

                    def tdsUrl     = readFile("url-${project}-${osVersion}.txt").trim()
                    def tdsVersion = readFile("tdsversion-${project}-${osVersion}.txt").trim()
                    def link = """<a href="${tdsUrl}" target="_blank">${project} ${tdsVersion} (OS ${osVersion})</a>"""
                    currentBuild.description = currentBuild.description ? "${currentBuild.description}<br/>${link}" : link
                } else {
                    echo "Artifact-repo publish skipped for ${project} (OS ${osVersion}, PublishArtifactRepo=false)"
                }
            }

            stage("Cleanup ${project} (${osVersion})") {
                sh "rm -rf ${rpmsDir}"
            }
        }
    }
}

notifyBitbucketStatus('INPROGRESS')

try {
    stage("Initialization") {
        if (params.ClearWorkspace) {
            cleanWs()
            checkout([
                $class: 'GitSCM',
                branches: scm.branches,
                doGenerateSubmoduleConfigurations: false,
                extensions: [[$class: 'SubmoduleOption', disableSubmodules: false, parentCredentials: true, recursiveSubmodules: true, reference: '', trackingSubmodules: false]],
                userRemoteConfigs: scm.userRemoteConfigs
            ])
        }
        echo "Legatus build initialized — branch '${env.BRANCH_NAME}', project(s): ${projects.join(', ')}, LTS ${env.LTS_VERSION}, OS version(s) (parallel): ${osVersions.join(', ')}"
    }

    parallel builds

    stage("Finalization") {
        echo "Legatus build completed — branch '${env.BRANCH_NAME}', project(s): ${projects.join(', ')} (LTS ${env.LTS_VERSION}), OS version(s): ${osVersions.join(', ')}"
    }

    currentBuild.result = 'SUCCESS'
} catch (e) {
    currentBuild.result = 'FAILURE'
    throw e
} finally {
    notifyBitbucketStatus(currentBuild.result == 'SUCCESS' ? 'SUCCESSFUL' : 'FAILED')
}