---
kind: pipeline
type: docker
name: default

volumes:
  - name: docs
    host:
      path: /opt/docs/platypush

steps:
- name: github-mirror
  image: alpine
  environment:
    SSH_PUBKEY:
      from_secret: ssh_pubkey
    SSH_PRIVKEY:
      from_secret: ssh_privkey

  commands:
    - apk add --update --no-cache git openssh
    - mkdir -p ~/.ssh
    - echo $SSH_PUBKEY > ~/.ssh/id_rsa.pub
    - |
      cat <<EOF > ~/.ssh/id_rsa
      $SSH_PRIVKEY
      EOF
    - chmod 0600 ~/.ssh/id_rsa
    - ssh-keyscan github.com >> ~/.ssh/known_hosts 2>/dev/null
    - git config --global --add safe.directory $PWD
    - git remote add github git@github.com:/BlackLight/platypush.git
    - git pull --rebase github "$(git branch | head -1 | awk '{print $2}')" || echo "No such branch on Github"
    - git push --all -v github

- name: docs
  image: alpine
  volumes:
    - name: docs
      path: /docs

  commands:
    - echo "Installing required build dependencies"
    - apk add --update --no-cache make py3-sphinx py3-pip py3-paho-mqtt
    - pip install -U hid sphinx-rtd-theme sphinx-book-theme
    - pip install .
    - mkdir -p /docs/current
    - export APPDIR=$PWD
    - rm -rf "$APPDIR/docs/build"
    - echo "Building the updated documentation"
    - cd "$APPDIR/docs"
    - make html
    - rm -f config*.yaml
    - cd "$APPDIR"
    - echo "Copying the new documentation files to the target folder"
    - mv -v "$APPDIR/docs/build" /docs/new
    - cd /docs
    - mv current old
    - mv new current
    - rm -rf old

  when:
    event:
      - tag

- name: tests
  image: python:3.11-alpine
  commands:
    - apk add --update --no-cache redis
    - apk add --update --no-cache --virtual build-base g++ rust linux-headers
    - pip install -U pip
    - pip install .
    - pip install -r requirements-tests.txt
    - apk del build-base g++ rust linux-headers
    - pytest tests

- name: build-ui
  image: node:current-alpine3.18

  environment:
    SSH_PUBKEY:
      from_secret: ssh_pubkey
    SSH_PRIVKEY:
      from_secret: ssh_privkey
    PGP_KEY:
      from_secret: pgp_key
    PGP_KEY_ID:
      from_secret: pgp_key_id

  when:
    branch:
      - master
    event:
      - push

  depends_on:
    - tests

  commands:
    - apk add --update --no-cache git

    # Backup the original git configuration before changing attributes
    - export GIT_CONF=$PWD/.git/config
    - cp $GIT_CONF /tmp/git.config.orig

    - git config --global --add safe.directory $PWD
    - cd platypush/backend/http/webapp
    - |
      if [ $(git log --pretty=oneline $DRONE_COMMIT_AFTER...$DRONE_COMMIT_BEFORE . | wc -l) -eq 0 ]; then
        echo "No UI changes detected, skipping build"
        exit 0
      fi

    - |
      if [ "$(git log --pretty=format:%s HEAD...HEAD~1)" == "[Automatic] Updated UI files" ]; then
        echo "UI changes have already been committed, skipping build"
        exit 0
      fi

    - rm -rf node_modules dist
    - npm install
    - npm run build
    - |
      if [ $(git status --porcelain dist | wc -l) -eq 0 ]; then
        echo "No build files have been changed"
        exit 0
      fi

    - apk add --update --no-cache bash gnupg openssh
    - mkdir -p ~/.ssh
    - |
      cat <<EOF | gpg --import --armor
      $PGP_KEY
      EOF

    - echo $SSH_PUBKEY > ~/.ssh/id_rsa.pub
    - |
      cat <<EOF > ~/.ssh/id_rsa
      $SSH_PRIVKEY
      EOF
    - chmod 0600 ~/.ssh/id_rsa
    - ssh-keyscan git.platypush.tech >> ~/.ssh/known_hosts 2>/dev/null

    - git config user.name "Platypush CI/CD Automation"
    - git config user.email "admin@platypush.tech"
    - git config commit.gpgsign true
    - git config user.signingkey $PGP_KEY_ID
    - git add dist
    - git commit dist -S -m "[Automatic] Updated UI files" --no-verify
    - git remote rm origin
    - git remote add origin git@git.platypush.tech:platypush/platypush.git
    - git push origin master

    # Restore the original git configuration
    - mv /tmp/git.config.orig $GIT_CONF

- name: update-arch-packages
  image: python:3.11-alpine
  environment:
    WORKDIR: /tmp/workdir
    SSH_PUBKEY:
      from_secret: ssh_pubkey
    SSH_PRIVKEY:
      from_secret: ssh_privkey

  when:
    branch:
      - master
    event:
      - push

  depends_on:
    - build-ui

  commands:
    - echo "-- Installing dependencies"
    - apk add --update --no-cache curl git openssh pacman sudo

    - echo "--- Parsing metadata"
    - git config --global --add safe.directory $PWD
    - git pull --rebase origin master --tags
    - export VERSION=$(python setup.py --version)
    - export HEAD=$(git log | head -1 | awk '{printf "%.8s", $2}')
    - export GIT_VERSION="$VERSION.r$(git log --pretty=oneline HEAD...v$VERSION | wc -l).$HEAD"
    - export TAG_URL="https://git.platypush.tech/platypush/platypush/archive/v$VERSION.tar.gz"
    - export TAG_ARCHIVE="platypush-$VERSION.tar.gz"

    - echo "--- Preparing environment"
    - mkdir -p ~/.ssh
    - echo $SSH_PUBKEY > ~/.ssh/id_rsa.pub
    - |
      cat <<EOF > ~/.ssh/id_rsa
      $SSH_PRIVKEY
      EOF
    - chmod 0600 ~/.ssh/id_rsa
    - ssh-keyscan git.platypush.tech >> ~/.ssh/known_hosts 2>/dev/null
    - ssh-keyscan aur.archlinux.org >> ~/.ssh/known_hosts 2>/dev/null
    - adduser -u 1000 -D build
    - mkdir -p $WORKDIR

    - echo "--- Updating Arch git version"
    - export PKGDIR=$WORKDIR/git
    - git clone ssh://aur@aur.archlinux.org/platypush-git.git $PKGDIR
    - git config --global --add safe.directory $PKGDIR
    - chown -R build $PKGDIR
    - cd $PKGDIR
    - |
      sed -i 'PKGBUILD' -r \
        -e "s/^pkgver=.*/pkgver=$GIT_VERSION/" \
        -e "s/^pkgrel=.*/pkgrel=1/" \
    - sudo -u build makepkg --printsrcinfo > .SRCINFO
    - export FILES_CHANGED=$(git status --porcelain --untracked-files=no | wc -l)
    - |
      if [ $FILES_CHANGED -gt 0 ]; then
        echo "--- Pushing git package version $GIT_VERSION"
        git commit -a -m '[Automatic] Package update'
        git push origin master
      fi

    - echo "--- Updating Arch stable version"
    - export PKGDIR=$WORKDIR/stable
    - git clone ssh://aur@aur.archlinux.org/platypush.git $PKGDIR
    - git config --global --add safe.directory $PKGDIR
    - chown -R build $PKGDIR
    - cd $PKGDIR
    - export RELEASED_VERSION=$(grep -e '^pkgver=' PKGBUILD | sed -r -e 's/^pkgver=(.*)\s*/\1/')
    - |
      if [ "$RELEASED_VERSION" == "$VERSION" ]; then
        exit 0
      fi

    - export TAG_CHECKSUM=$(curl --silent "$TAG_URL" | sha512sum | awk '{print $1}')
    - |
      sed -i 'PKGBUILD' -r \
        -e "s/^pkgver=.*/pkgver=$VERSION/" \
        -e "s/^pkgrel=.*/pkgrel=1/" \
        -e "s/^sha512sums=.*/sha512sums=('$TAG_CHECKSUM')/"

    - sudo -u build makepkg --printsrcinfo > .SRCINFO
    - export FILES_CHANGED=$(git status --porcelain --untracked-files=no | wc -l)
    - |
      if [ $FILES_CHANGED -gt 0 ]; then
        echo "--- Pushing stable package version $VERSION"
        git commit -a -m '[Automatic] Package update'
        git push origin master
      fi

- name: update-pip-package
  image: python:3.11-alpine
  environment:
    TWINE_USERNAME:
      from_secret: pypi_user
    TWINE_PASSWORD:
      from_secret: pypi_pass

  when:
    event:
      - tag

  depends_on:
    - tests
    - docs

  commands:
    - apk add --update --no-cache py3-twine
    - python setup.py sdist bdist_wheel
    - twine upload dist/platypush-$(python setup.py --version).tar.gz

- name: notify-release
  image: python:3.11-alpine
  environment:
    WORKER_RPC_SECRET:
      from_secret: worker_rpc_secret

  when:
    event:
      - tag

  depends_on:
    - update-pip-package
    - update-arch-packages

  commands:
    - apk add --update --no-cache curl
    - |
      curl --silent -XPOST \
        -H "X-Token: $WORKER_RPC_SECRET" \
        "https://worker.ci-cd.platypush.tech/hook/notify-platypush-release?version=$(python setup.py --version)"

- name: notify-build-status
  image: alpine
  environment:
    WORKER_RPC_SECRET:
      from_secret: worker_rpc_secret

  when:
    branch:
      - master
    event:
      - push
    status:
      - success
      - failure

  depends_on:
    - update-arch-packages

  commands:
    - apk add --update --no-cache curl
    - |
      curl --silent -XPOST \
        -H "X-Token: $WORKER_RPC_SECRET" \
        "https://worker.ci-cd.platypush.tech/hook/notify-platypush-build?status=$DRONE_BUILD_STATUS"