pipeline {
    agent any 
    environment {
        linuxServiceAccount=creds
        productiondatabase_connectionString=creds
        targetHost=string
    }
    stages {
        stage('build'){
            //"hey self, what if once in your life you try a *different* language?" "then i'll update this file, moai.emoji."
            dotnetBuild(outputDirectory: "./dist", project: "$REPO_NAME.csproj")
        }
        stage('test'){
            //TODO: run tests
            //TODO: publish tests in some nicely readable format
        }
        stage ('upload') {
            when {
                //now my CI/CD is no longer continuous, it's just... automatic.
                //(which is what I actually want tbh)
                //but that does mean I have to put this condition in every single branch
                branch "release"
            }
            steps{
                sshagent([linuxServiceAccount]) 
                {
                    ssh ${env.targetHost} 'bash -s' << 'ENDSSH'
                        rm -rf temp_deploy
                        mkdir -p temp_deploy
                    ENDSSH
                    sh 'scp -r dist ${env.targetHost}:temp_deploy'
                }
            }
        }
        stage ('stop')
        {
            when {
                branch "release"
            }
            steps{
                script{
                    sshagent([linuxServiceAccount]) {
                        ssh ${env.targetHost} 'bash -s' << 'ENDSSH'
                            systemctl --user stop $REPO_NAME
                        ENDSSH                
                    }
                }
            }
        }
        ---dbstart---
        stage ('backup db')
        {
            when {
                branch "release"
            }
            steps{
                //TODO: backup database
            }
        }
        stage ('update db')
        {
            when {
                branch "release"
            }
            //TODO: update database
            //TODO: if updating the db fails, restore the old one
        }
        ---dbend---
        stage ('replace')
        {
            when {
                branch "release"
            }
            steps{
                sshagent([linuxServiceAccount]) {
                    ssh ${env.targetHost} "rm -rf dist/ && mv temp_deploy/ dist/"
                }
            }
        }
        stage ('spin up')
        {
            when {
                branch "release"
            }
            steps{
                script{
                    sshagent([linuxServiceAccount]) {
                        ssh ${env.targetHost} 'bash -s' << 'ENDSSH'
                            systemctl --user start $REPO_NAME
                        ENDSSH                
                    }
                }
            }
        }
    }
}