/* Copyright (C) 2025 Wildfire Games.
 * This file is part of 0 A.D.
 *
 * 0 A.D. is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 2 of the License, or
 * (at your option) any later version.
 *
 * 0 A.D. is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with 0 A.D.  If not, see <http://www.gnu.org/licenses/>.
 */

// This pipeline is used to build the documentation.

pipeline {
    agent {
        node {
            label 'LinuxSlave'
        }
    }
    environment {
        INFO_FILE = 'coverage.info'
        REPORT_PATH    = '../../../coverage-results/'
    }
    stages {
        stage('Setup') {
            steps {
                sh 'sudo zfs clone zpool0/gcc7@latest zpool0/docker-coverage'
            }
        }
        stage('Build') {
            steps {
                ws('/zpool0/docker-coverage') {
                    dir('build/workspaces/') {
                        sh './update-workspaces.sh -j1 --jenkins-tests --coverage'
                        dir('gcc/') {
                            // Reset everything in case there were ever leftovers
                            sh 'lcov --directory . --zerocounters'
                            sh 'make -B -j1 test'
                        }
                    }
                }
            }
        }
        stage('Generation') {
            steps {
                ws('/zpool0/docker-coverage') {
                    dir('build/workspaces/gcc') {
                        // The executable must be launched from the same path
                        // as where it was built else nothing is generated.
                        sh '../../../binaries/system/test'
                        // Capture the symbols.
                        sh "lcov --directory . --capture --output-file ${INFO_FILE}"
                        // Remove things we don't need to analyze like external
                        // libraries or system ones.
                        sh "lcov --remove ${INFO_FILE} \"*/*/*/tests/*\" \"*/*/*/libraries/*\" \"/usr/*\"  --output-file ${INFO_FILE}"
                        sh "mkdir -p ${REPORT_PATH}"
                        sh "genhtml --o ${REPORT_PATH} -t \"0 A.D. test coverage report\" --num-spaces 4 --demangle-cpp ${INFO_FILE}"
                    }
                }
            }
        }
        stage('Upload') {
            steps {
                ws('/zpool0/docker-coverage') {
                    sh 'rsync -airt --progress coverage-results/* docs.wildfiregames.com:~/www/coverage/'
                }
            }
        }
    }
    post {
        always {
            ws('/zpool0/trunk') {
                sleep 10
                sh 'sudo zfs destroy zpool0/docker-coverage'
            }
        }
    }
}