def build_rust_mod() {
    sh '''#!/bin/bash
    set -e
    set -x
    export RUSTUP_HOME=/opt/rust/rustup
    export CARGO_HOME=/opt/rust/cargo
    TARGET=
    case "$arch" in
        amd64)
            TARGET="x86_64-unknown-linux-gnu"
            ;;
        arm64)
            TARGET="aarch64-unknown-linux-gnu"
            ;;
        arm)
            TARGET="armv7-unknown-linux-gnueabihf"
            ;;
        *)
            echo "unknown target for architecture $arch"
            exit 1
            ;;
    esac
    mkdir -p build/$arch/
    DESTDIR=$(realpath build/$arch/) \
    PLATFORM=$arch \
    RUST_TARGET=$TARGET \
    RUSTUP_HOME=/opt/rust/rustup \
    CARGO_HOME=/opt/rust/cargo \
        make luafcgi
  '''
}

def build_server_and_backend() {
    sh '''#!/bin/bash
    set -e
    set -x
    TARGET=
    case "$arch" in
        amd64)
            ;;
        arm64)
            ;;
        arm)
            ;;
        *)
            echo "unknown target for architecture $arch"
            exit 1
            ;;
    esac
    mkdir -p build/$arch/
    DESTDIR=$(realpath build/$arch/) \
    PLATFORM=$arch \
        FRONTEND_IGNORE=true \
        LUAFCGI_IGNORE=true \
        make clean_c all
  '''
}

def build_package() {
    sh '''#!/bin/bash
    set -e
    set -x
    TARGET=
    case "$arch" in
        amd64)
            ;;
        arm64)
            ;;
        arm)
            ;;
        *)
            echo "unknown target for architecture $arch"
            exit 1
            ;;
    esac
    mkdir -p build/$arch/
    DESTDIR=$(realpath build/$arch/) \
    PLATFORM=$arch \
        make deb appimg
  '''
}

pipeline {
    agent { node { label'master' } }
    options {
        // Limit build history with buildDiscarder option:
        // daysToKeepStr: history is only kept up to this many days.
        // numToKeepStr: only this many build logs are kept.
        // artifactDaysToKeepStr: artifacts are only kept up to this many days.
        // artifactNumToKeepStr: only this many builds have their artifacts kept.
        buildDiscarder(logRotator(numToKeepStr: '1'))
        // Enable timestamps in build log console
        timestamps()
        // Maximum time to run the whole pipeline before canceling it
        timeout(time: 3, unit: 'HOURS')
        // Use Jenkins ANSI Color Plugin for log console
        ansiColor('xterm')
        // Limit build concurrency to 1 per branch
        disableConcurrentBuilds()
    }
    stages
    {
        stage('Prepare dependencies') {
            agent {
                node { label'workstation' }
            }
            steps {
                sh'''
                git submodule update --init
                make clean || true
                rm -rf build/* || true
                '''
            }
        }
        stage('Build Frontend (TS)') {
            agent {
                node { label'workstation' }
            }
            steps {
                sh'''
                mkdir -p build/frontend/
                DESTDIR=$(realpath build/frontend/) make frontend
                for arch in arm arm64 amd64; do
                    mkdir build/$arch
                    cp -rf build/frontend/* build/$arch/
                done
                rm -rf build/frontend
                '''
            }
        }
        stage('Build RUST MODULE AMD64') {
            agent {
                node { label'workstation' }
            }
            steps {
                script {
                    env.arch = 'amd64'
                }
                build_rust_mod()
            }
        }
        stage('Build RUST MODULE ARM64') {
            agent {
                node { label'workstation' }
            }
            steps {
                script {
                    env.arch = 'arm64'
                }
                build_rust_mod()
            }
        }
        stage('Build RUST MODULE ARM') {
            agent {
                node { label'workstation' }
            }
            steps {
                script {
                    env.arch = 'arm'
                }
                build_rust_mod()
            }
        }

        stage('Build Server + backend AMD64') {
            agent {
                docker {
                    image 'xsangle/ci-tools:latest-amd64'
                    reuseNode true
                }
            }
            steps {
                script {
                    env.arch = 'amd64'
                }
                build_server_and_backend()
            }
        }

        stage('Build Server + backend ARM64') {
            agent {
                docker {
                    image 'xsangle/ci-tools:latest-arm64'
                    reuseNode true
                }
            }
            steps {
                script {
                    env.arch = 'arm64'
                }
                build_server_and_backend()
            }
        }

        stage('Build Server + backend ARM') {
            agent {
                docker {
                    image 'xsangle/ci-tools:latest-arm'
                    reuseNode true
                }
            }
            steps {
                script {
                    env.arch = 'arm'
                }
                build_server_and_backend()
            }
        }

        stage('Build package AMD64') {
            agent {
                node { label'workstation' }
            }
            steps {
                script {
                    env.arch = 'amd64'
                }
                build_package()
            }
        }

        stage('Build package ARM64') {
            agent {
                node { label'workstation' }
            }
            steps {
                script {
                    env.arch = 'arm64'
                }
                build_package()
            }
        }

        stage('Build package ARM') {
            agent {
                node { label'workstation' }
            }
            steps {
                script {
                    env.arch = 'arm'
                }
                build_package()
            }
        }
        stage('Archive') {
            steps {
                script {
                    archiveArtifacts artifacts: 'build/', fingerprint: true
                }
            }
        }
    }
}