#!groovy

def repository = "registry.c.test-chamber-13.lan"
def repositoryCreds = "harbor-repository-creds"

def workspace
def k8slensVersion
def jsNodeID
def doBuild = false
def buildCommand

def label = "kubernetes-${UUID.randomUUID().toString()}"
def templateName = "pipeline-worker"
pipeline {
    agent {
        kubernetes {
            yaml functions.podYaml(
                repo: repository,
                templateName: templateName,
                alpine: true,
                [
                    [
                        name: "node-16",
                        path: "${repository}/dockerhub/library/node:16",
                        command: "/bin/sh"
                    ]
                ]
            )
        }
    }

    stages {
        stage ('Initalize Jenkins') {
            steps {
                script {
                    workspace = pwd()
                }
            }
        }

        stage ('Get latest Tag') {
            steps {
                container ('alpine') {
                    script {
                        sh """
                            if ! command -v curl &> /dev/null; then
                                apk add --no-cache curl
                            fi
                            if ! command -v jq &> /dev/null; then
                                apk add --no-cache jq
                            fi
                        """
                        k8slensVersion = sh (
                            script: """
                                curl \
                                    --location \
                                    --silent \
                                    --fail \
                                    --request GET \
                                    --url https://api.github.com/repos/lensapp/lens/releases/latest | \
                                jq -r 'select(.prerelease == false) | .tag_name[1:]'
                            """,
                            returnStdout: true
                        ).trim()
                    }
                }
                script {
                    if (k8slensVersion ==~ '([5-9]|[0-9]{2,})\\.[0-9]+\\.[0-9]+$') {
                        if (k8slensVersion ==~ '6\\.[5-9]+\\.[0-9]+$') {
                            echo "Version (${k8slensVersion}) is valid, we will build it with node 16."
                            doBuild = true
                            jsNodeID = 'node-16'
                            buildCommand = "npm install && npm run build && npm run build:app"
                        } else {
                            echo "Version (${k8slensVersion}) is not valid, we will not build it."
                        }
                    } else {
                        echo "Version (${k8slensVersion}) is not valid, we will not build it."
                    }
                }
            }
        }

        stage('Pull K8S Lens Source Code') {
            when {
                expression {
                    return doBuild
                }
            }
            steps {
                script {
                    dir(workspace + "/lens") {
                        checkout ([
                            $class: "GitSCM",
                            branches: [
                                [
                                    name: "refs/tags/v" + k8slensVersion,
                                ],
                            ],
                            userRemoteConfigs: [
                                [
                                    url: "ssh://git@gitea.smoothnet.org:31822/nhyatt/openlens.git",
                                    credentialsId: "Gitea-Read-Only-Token",
                                ],
                            ],
                            extensions: [
                                [
                                    $class: "CloneOption",
                                    shallow: true,
                                ],
                                [
                                    $class: "CheckoutOption",
                                    timeout: 2,
                                ],
                            ],
                        ])
                    }
                }
            }
        }

        stage ('Build K8S Lens') {
            when {
                expression {
                    return doBuild
                }
            }
            steps {
                container (jsNodeID) {
                    script {
                        sh """
                            printf '%s\\n' "Installing required packages"
                            apt-get update
                            DEBIAN_FRONTEND=noninteractive TZ=Etc/UTC apt-get install --no-install-recommends -y rpm
                            printf '%s\\n' "Setting up ROOT user build permissions"
                            mkdir -p /root/.npm/_logs
                            chmod 755 /root 
                            chown -R 1000:1000 /root/.npm
                            printf '%s\\n' "Upgrading NPM"
                            npm install -g npm@^9.6.7
                            printf '%s\\n' "Changing user to node"
                            su - node
                            printf '%s\\n' "Setting up NODE user build permissions"
                            mkdir -p "/home/node/.npm"
                            printf '%s\\n' "Configuring NODE"
                            npm config set prefix="/home/node/.npm"
                            npm cache verify
                            printf '%s\\n' "Changing directory"
                            cd "${workspace}/lens"
                            printf '%s\\n' "Building..."
                            ${buildCommand}
                        """
                    }
                }
            }
        }

        stage ('Push Artifacts') {
            when {
                expression {
                    return doBuild
                }
            }
            steps {
                container('alpine') {
                    script {
                        def aName = sh (
                            script: """
                                printf '%s\\n' "\$(basename "\$(find ./ -name "*.AppImage")")"
                            """,
                            returnStdout: true
                        ).trim()
                        def aPath = sh (
                            script: """
                                printf '%s\\n' "\$(dirname "\$(find ./ -name "*.AppImage")")"
                            """,
                            returnStdout: true
                        ).trim()
                        functions.pushArtifact(
                            repoCreds: "nexus-generic-upload-bot",
                            fileName: aName,
                            filePath: workspace + "/" + aPath + "/",
                            fileURL: "https://nexus.c.test-chamber-13.lan/repository/generic/appimage/"
                        )
                    }
                }
            }
        }
    }
}