pipeline {
  agent {
    label 'linux && genarrative-rust-api'
  }

  options {
    disableConcurrentBuilds()
    skipDefaultCheckout(true)
    buildDiscarder(logRotator(numToKeepStr: '20', artifactNumToKeepStr: '20'))
  }

  environment {
    GIT_REMOTE_URL = 'http://82.157.175.59:3000/GenarrativeAI/Genarrative.git'
    CARGO_HOME = '/home/dsk/.cache/genarrative-jenkins/api-server/cargo-home'
    CARGO_TARGET_DIR = '/home/dsk/.cache/genarrative-jenkins/api-server/cargo-target/prod-release'
    CARGO_INCREMENTAL = '0'
    RUSTC_WRAPPER = 'sccache'
    SCCACHE_DIR = '/home/dsk/.cache/genarrative-jenkins/api-server/sccache'
    SCCACHE_CACHE_SIZE = '30G'
  }

  parameters {
    string(name: 'SOURCE_BRANCH', defaultValue: 'master', description: '源码分支，默认 master 最新提交')
    string(name: 'COMMIT_HASH', defaultValue: '', description: '可选，指定属于 SOURCE_BRANCH 的 Git commit')
    string(name: 'BUILD_VERSION', defaultValue: '', description: '发布版本号，留空则使用 Jenkins BUILD_NUMBER')
    string(name: 'NOTIFICATION_EMAILS', defaultValue: '', description: '本次运行追加通知邮箱；会与 Jenkins Secret Text 凭据 genarrative-notification-emails 合并发送')
    booleanParam(name: 'PUBLISH_AFTER_BUILD', defaultValue: false, description: '构建成功后是否触发 API 发布')
    string(name: 'DEPLOY_JOB_NAME', defaultValue: 'Genarrative-Api-Deploy', description: 'API 发布流水线作业名')
    choice(name: 'DEPLOY_TARGET', choices: ['development', 'release'], description: 'PUBLISH_AFTER_BUILD=true 时的逻辑部署目标；development 使用当前 Linux 开发/构建/开发部署 agent')
    booleanParam(name: 'CONFIRM_RELEASE_DEPLOY_AGENT', defaultValue: false, description: 'PUBLISH_AFTER_BUILD=true 且目标为 release 时必须确认已有独立 release 部署 agent')
  }

  stages {
    stage('Checkout') {
      steps {
        checkout([
          $class: 'GitSCM',
          branches: [[name: "*/${params.SOURCE_BRANCH}"]],
          doGenerateSubmoduleConfigurations: false,
          extensions: [
            [$class: 'CleanBeforeCheckout'],
            [$class: 'CloneOption', shallow: true, depth: 1, noTags: true, timeout: 30],
          ],
          userRemoteConfigs: [[url: "${GIT_REMOTE_URL}"]],
        ])
        sh '''
          bash -lc '
            set -euo pipefail
            chmod +x scripts/jenkins-checkout-source.sh
            SOURCE_BRANCH="${SOURCE_BRANCH:-master}" \
            COMMIT_HASH="${COMMIT_HASH:-}" \
            GIT_REMOTE_URL="${GIT_REMOTE_URL}" \
            SOURCE_COMMIT_FILE=".jenkins-source-commit" \
            scripts/jenkins-checkout-source.sh
          '
        '''
        script {
          env.SOURCE_COMMIT = readFile('.jenkins-source-commit').trim()
          env.EFFECTIVE_BUILD_VERSION = params.BUILD_VERSION?.trim() ? params.BUILD_VERSION.trim() : env.BUILD_NUMBER
        }
      }
    }

    stage('Build Api') {
      steps {
        sh '''
          bash -lc '
            set -euo pipefail
            chmod +x scripts/jenkins-prepare-cargo-env.sh
            source scripts/jenkins-prepare-cargo-env.sh
            if ! command -v clang >/dev/null 2>&1 || ! command -v lld >/dev/null 2>&1; then
              echo "[api-build] 缺少 clang/lld。请先运行 Genarrative-Server-Provision 安装 Linux 构建依赖。" >&2
              exit 1
            fi
            if ! command -v sccache >/dev/null 2>&1; then
              echo "[api-build] 未找到 sccache，改用 rustc 直接构建。"
              unset RUSTC_WRAPPER
            fi
            SOURCE_BRANCH="${SOURCE_BRANCH}" SOURCE_COMMIT="${SOURCE_COMMIT}" \
            npm run build:production-release -- --component api-server --name "${EFFECTIVE_BUILD_VERSION}"
          '
        '''
      }
    }

    stage('Archive') {
      steps {
        archiveArtifacts artifacts: "build/${env.EFFECTIVE_BUILD_VERSION}/api-server,build/${env.EFFECTIVE_BUILD_VERSION}/api-server.sha256,build/${env.EFFECTIVE_BUILD_VERSION}/release-manifest.json", fingerprint: true
      }
    }

    stage('Publish') {
      when {
        expression { return params.PUBLISH_AFTER_BUILD }
      }
      steps {
        build job: params.DEPLOY_JOB_NAME,
          wait: true,
          propagate: true,
          parameters: [
            string(name: 'SOURCE_BRANCH', value: params.SOURCE_BRANCH),
            string(name: 'COMMIT_HASH', value: env.SOURCE_COMMIT),
            string(name: 'BUILD_VERSION', value: env.EFFECTIVE_BUILD_VERSION),
            string(name: 'NOTIFICATION_EMAILS', value: params.NOTIFICATION_EMAILS ?: ''),
            string(name: 'DEPLOY_TARGET', value: params.DEPLOY_TARGET),
            booleanParam(name: 'CONFIRM_RELEASE_DEPLOY_AGENT', value: params.CONFIRM_RELEASE_DEPLOY_AGENT),
            string(name: 'BUILD_JOB_NAME', value: env.JOB_NAME),
            string(name: 'BUILD_NUMBER_TO_DEPLOY', value: env.BUILD_NUMBER),
          ]
      }
    }
  }

  post {
    always {
      script {
        def notificationParameters = [
          string(name: 'SOURCE_JOB_NAME', value: env.JOB_NAME),
          string(name: 'SOURCE_BUILD_NUMBER', value: env.BUILD_NUMBER),
          string(name: 'SOURCE_BUILD_URL', value: env.BUILD_URL ?: ''),
          string(name: 'SOURCE_RESULT', value: currentBuild.currentResult ?: 'UNKNOWN'),
          string(name: 'SOURCE_BRANCH', value: params.SOURCE_BRANCH ?: ''),
          string(name: 'SOURCE_COMMIT', value: env.SOURCE_COMMIT ?: (params.COMMIT_HASH ?: '')),
          string(name: 'BUILD_VERSION', value: env.EFFECTIVE_BUILD_VERSION ?: (params.BUILD_VERSION ?: '')),
          string(name: 'DEPLOY_TARGET', value: params.DEPLOY_TARGET ?: ''),
          string(name: 'DATABASE', value: params.DATABASE ?: ''),
          string(name: 'SUMMARY', value: 'API 构建流水线结束'),
        ]
        def notificationRecipients = params.NOTIFICATION_EMAILS?.trim()
        if (notificationRecipients) {
          notificationParameters.add(string(name: 'EMAIL_RECIPIENTS', value: notificationRecipients))
        }
        try {
          build job: 'Genarrative-Notify-Email',
            wait: false,
            propagate: false,
            parameters: notificationParameters
        } catch (error) {
          echo "邮件通知触发失败: ${error.message}"
        }
      }
    }
    success {
      echo "API 构建完成: version=${env.EFFECTIVE_BUILD_VERSION}, commit=${env.SOURCE_COMMIT}"
    }
  }
}