version: 2
jobs:
  ######################################
  # Common
  ######################################
  build:
    docker:
      - image: arednmesh/builder
    steps:
      - checkout
      - run:
          name: Update Config.mk
          command:  |
            export MY_WORKING_DIRECTORY=`pwd`
            sed -i "s/NoCall/${CIRCLE_BUILD_NUM}/g" ${MY_WORKING_DIRECTORY}/config.mk
            sed -i "s/MAKE_ARGS=-j3/MAKE_ARGS=-j${DASH_J_VALUE}/g" ${MY_WORKING_DIRECTORY}/config.mk
            cat ${MY_WORKING_DIRECTORY}/config.mk
      - run:
          name: Build
          command: make
      - run:
          name: Compress build files
          command: tar -cjf ~/${CIRCLE_BRANCH}_${ARTIFACTS_FILE} -C ${MY_WORKING_DIRECTORY}/${ARTIFACTS_DIR} .
      - run:
          name: Deploy Files
          command: scp -o StrictHostKeyChecking=no ~/${CIRCLE_BRANCH}_${ARTIFACTS_FILE} ${SSH_USER}@${SSH_HOST}:~/
  check2build:
    machine:
      enabled: true
    steps:
      - run:
          name: Retrieve last build info and check
          command: ssh ${SSH_USER}@${SSH_HOST} "sh -c ' ~/needs2build.sh ${CIRCLE_PROJECT_USERNAME} ${CIRCLE_PROJECT_REPONAME} ${CIRCLE_BRANCH} ${CIRCLE_SHA1}'"
  save_build_info:
      machine:
        enabled: true
      steps:
        - run:
            name: Save last build info
            command: ssh ${SSH_USER}@${SSH_HOST} "sh -c ' echo ${CIRCLE_SHA1} > ~/build_info/${CIRCLE_PROJECT_USERNAME}_${CIRCLE_PROJECT_REPONAME}_${CIRCLE_BRANCH}'"

  ######################################
  # Nightly
  ######################################
  process_artifacts_nightly:
    machine:
      enabled: true
    steps:
      - run:
          name: Untar Files
          command: ssh ${SSH_USER}@${SSH_HOST} "sh -c 'tar -xjf ~/${CIRCLE_BRANCH}_${ARTIFACTS_FILE} -C ~/'"
      - run:
          name: Empty nightly dir
          command: ssh ${SSH_USER}@${SSH_HOST} "sh -c 'rm -rf ${NIGHTLY_DIR}'"
      - run:
          name: Create nightly dir
          command: ssh ${SSH_USER}@${SSH_HOST} "sh -c 'mkdir -p ${NIGHTLY_DIR}'"
      - run:
          name: Move targets
          command: ssh ${SSH_USER}@${SSH_HOST} "sh -c 'mv ~/targets ${NIGHTLY_DIR}'"
      - run:
          name: Move packages
          command: ssh ${SSH_USER}@${SSH_HOST} "sh -c 'mv ~/packages ${NIGHTLY_DIR}'"

  changelog_nightly:
    machine:
      enabled: true
    steps:
      - run:
          name: Generate changelog.md
          command: ssh ${SSH_USER}@${SSH_HOST} "sh -c 'docker run --rm -v ~/:/usr/local/src/your-app ferrarimarco/github-changelog-generator -u ${CIRCLE_PROJECT_USERNAME} -p ${CIRCLE_PROJECT_REPONAME} -t ${GITHUB_TOKEN}'"
      - run:
          name: Move changelog
          command: ssh ${SSH_USER}@${SSH_HOST} "sh -c 'mv ~/CHANGELOG.md ${NIGHTLY_DIR}'"

  readme_nightly:
    machine:
      enabled: true
    steps:
      - run:
          name: Fetch README.md
          command: ssh ${SSH_USER}@${SSH_HOST} "sh -c 'wget https://raw.githubusercontent.com/${CIRCLE_PROJECT_USERNAME}/${CIRCLE_PROJECT_REPONAME}/${CIRCLE_BRANCH}/README.md'"
      - run:
          name: Move README.md
          command: ssh ${SSH_USER}@${SSH_HOST} "sh -c 'mv ~/README.md ${NIGHTLY_DIR}/readme.md'"

######################################
# Workflows
######################################
workflows:
  version: 2

  nightly:
    triggers:
      - schedule:
          cron: "0 9 * * *" # 9AM UTC
          filters:
            branches:
              only: develop
    jobs:
      - check2build
      - build:
          requires:
            - check2build
      - save_build_info:
          requires:
            - build
      - process_artifacts_nightly:
          requires:
            - build
          filters:
            branches:
              only: develop
      - readme_nightly:
          requires:
            - process_artifacts_nightly
          filters:
            branches:
              only:
                - develop
      - changelog_nightly:
          requires:
            - process_artifacts_nightly
          filters:
            branches:
              only: develop