def projectRoot = '/home/gerby/gerby'

def vGPython = "${projectRoot}/gerby-venv/bin/python"
def vGPip = "${projectRoot}/gerby-venv/bin/pip"

def vPPython = "${projectRoot}/plastex-venv/bin/python"
def vPPip = "${projectRoot}/plastex-venv/bin/pip"

def vPlastex = "${projectRoot}/plastex-venv/bin/plastex"

def discordHook = "https://discord.com/api/webhooks/1456391390513856676/yniOv0Gbxp2UwW1pbZcekpXsC8y1dYppGQ90O7He-df24IODggrgXdMFwvz-RMWM15j8"

pipeline {
    agent any

    stages {
        stage('Create Links') {
            steps {
                dir("${projectRoot}/gerby-website/gerby/tools/") {
                    sh 'rm ./document || true'
                    sh 'rm ./document.paux || true'
                    sh 'rm ./tags || true'
                    sh 'ln -s ../../../document      document'
                    sh 'ln -s ../../../document.paux document.paux'
                    sh 'ln -s ../../../tags          tags'
                }
                dir("${projectRoot}/gerby-website/") {
                    sh 'rm ./hello-world.sqlite || true'
                    sh 'rm ./comments.sqlite || true'
                    sh 'ln -s gerby/tools/hello-world.sqlite hello-world.sqlite'
                    sh 'ln -s gerby/tools/comments.sqlite    comments.sqlite'
                }
            }
        }
        stage('Bibliography') {
            steps {
                dir("${projectRoot}/") {
                    sh 'pdflatex -interaction=nonstopmode document.tex || true'
                    sh 'bibtex document || true'
                    sh 'pdflatex -interaction=nonstopmode document.tex || true'
                }
            }
        }
        stage('Delete Tags') {
            when {
                expression { params['Redo Tags'] == true }
            }
            steps {
                dir("${projectRoot}/") {
                    sh 'rm ./tags || true'
                    sh 'rm ./gerby-website/gerby/tools/hello-world.sqlite || true'
                }
            }
        }
        // The document folder is needed for the website to run, hence it is not cleared at the end of the compile process.
        stage('Delete Previous Build') {
            steps {
                dir("${projectRoot}/") {
                    sh "rm -r ./document"
                }
            }
        }
        stage('Tag') {
            steps {
                dir("${projectRoot}/") {
                    sh "${vGPython} tagger.py >> tags"
                }
            }
        }
        stage('Plastex') {
            steps {
                dir("${projectRoot}/") {
                    sh "${vPlastex} --renderer=Gerby ./document.tex"
                }
            }
        }
        stage('Update Database') {
            steps {
                dir("${projectRoot}/gerby-website/gerby/tools") {
                    sh "${vGPython} update.py"
                }
            }
        }
    }

    post {
        always {
            dir("${projectRoot}/") {
                sh 'rm document.aux || true'
                sh 'rm document.bbl || true'
                sh 'rm document.blg || true'
                sh 'rm document.log || true'
                sh 'rm document.out || true'
                sh 'rm document.pdf || true'
            }
            script {
                def formatTime = { milliseconds ->
                    long seconds = (long)(milliseconds / 1000)
                    long mins = (long)(seconds / 60)
                    long secs = seconds % 60
                    return mins > 0 ? "${mins}m${secs}s" : "${secs}s"
                }

                def buildTitle = "Build Website #${env.BUILD_NUMBER}"
                if (params['Redo Tags']) {
                    buildTitle += " (Retag)"
                }

                def queueTimeMs = currentBuild.startTimeInMillis - currentBuild.timeInMillis
                def queueTime = formatTime(queueTimeMs)
                def buildTime = formatTime(currentBuild.duration)

                def description = """
                **Build:** [#${env.BUILD_NUMBER}](${env.BUILD_URL})
                **Console:** [Console Output](${env.BUILD_URL}console)

                **Queue Time:** ${queueTime}
                **Build Duration:** ${buildTime}
                **Status:** ${currentBuild.currentResult}
                """.trim()

                discordSend(
                    webhookURL: discordHook,
                    title: buildTitle,
                    description: description,
                    result: currentBuild.currentResult
                )
            }
        }
    }
}