release.yml

name: Release
on:
  push:
    branches: [main]
    tags: ["*"]
jobs:
  publish:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3
        with:
          fetch-depth: 0
      - uses: actions/setup-java@v3
        with:
          distribution: 'temurin'
          java-version: 17
          cache: 'sbt'
      - name: Publish
        run: |
          LOCKED=true
          while [ $LOCKED = true ]; do
            # if there are several release jobs at the same time
            # allow to continue the one which id is less than others
            FIRST_IN_PROGRESS=$(gh api /repos/scalameta/metals/actions/workflows/release.yml/runs -q ".workflow_runs[]|select(.status==\"in_progress\")|.id"  | sort | head -n 1)
            if [ "$FIRST_IN_PROGRESS" == "$GITHUB_RUN_ID" ]; then
              LOCKED=false
            else
              echo "Waiting the completion of other release job..."
              sleep 20
            fi
          done

          COMMAND="ci-release"
          UPDATE_DOCS=true
          if [[ $GITHUB_REF == "refs/tags"* ]] && [[ $GITHUB_REF_NAME == "mtags_v"* ]]; then
            METALS_VERSION=$(echo $GITHUB_REF_NAME | cut -d "_" -f2 | cut -c2-)
            SCALA_VERSION=$(echo $GITHUB_REF_NAME | cut -d "_" -f3)
            if [ ! -z $METALS_VERSION ] && [ ! -z $SCALA_VERSION ]; then
              export CI_RELEASE="++$SCALA_VERSION! mtags/publishSigned"
              UPDATE_DOCS=false
              COMMAND="; set ThisBuild/version :=\"$METALS_VERSION\"; $COMMAND"
            else
              echo 'Invalid tag name for mtags. Expected: mtags_v${existing-metals-release}_${scala-version}'
              exit 1
            fi
          fi
          sbt "$COMMAND"
          if [ "$UPDATE_DOCS" = true ]; then
            sbt docs/docusaurusPublishGhpages
          fi
        env:
          GIT_USER: scalameta@scalameta.org
          PGP_PASSPHRASE: ${{ secrets.PGP_PASSPHRASE }}
          PGP_SECRET: ${{ secrets.PGP_SECRET }}
          SONATYPE_PASSWORD: ${{ secrets.SONATYPE_PASSWORD }}
          SONATYPE_USERNAME: ${{ secrets.SONATYPE_USERNAME }}
          GIT_DEPLOY_KEY: ${{ secrets.GIT_DEPLOY_KEY }}
          GITHUB_TOKEN: ${{ secrets.PUSH_TAG_GH_TOKEN }}
          GH_TOKEN: ${{ secrets.PUSH_TAG_GH_TOKEN }}