publish.yml

name: publish

on:
  push:
    branches:
      - '**'

jobs:
  publish:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3
        with:
          fetch-depth: 0

      - name: Set up JDK 21
        uses: actions/setup-java@v3
        with:
          distribution: temurin
          java-version: 21

      - name: Determine previous commit
        id: determine_previous_commit
        run: |
          if [ "${{ github.event.before }}" = "0000000000000000000000000000000000000000" ]; then
            gitPrevHash=$(git rev-parse HEAD~1)
          else
            gitPrevHash=${{ github.event.before }}
          fi
          echo "GIT_PREVIOUS_COMMIT=$gitPrevHash" >> $GITHUB_ENV

      - name: Check commit messages
        id: check_commit_messages
        run: |
          commits=$(git log $GIT_PREVIOUS_COMMIT..${{ github.sha }} --pretty=format:'%s')
          echo "Commits since last push:"
          echo "$commits"
          if echo "$commits" | grep -qE '^\[meta\]'; then
            echo "Only meta commits present, skip publishing"
            echo "run_publish=false" >> $GITHUB_ENV
          else
            echo "run_publish=true" >> $GITHUB_ENV
          fi

      - name: Build and publish to maven
        if: env.run_publish == 'true'
        uses: gradle/actions/setup-gradle@v3
        with:
          arguments: clean build publish curseforge modrinth --no-configuration-cache
        env:
          GIT_COMMIT: ${{ github.sha }}
          GIT_PREVIOUS_COMMIT: ${{ github.event.before }}
          MODRINTH_TOKEN: ${{ secrets.MODRINTH_TOKEN }}
          CURSEFORGE_TOKEN: ${{ secrets.CURSEFORGE_TOKEN }}
          MAVEN_USERNAME: ${{ secrets.MAVEN_USERNAME }}
          MAVEN_PASSWORD: ${{ secrets.MAVEN_PASSWORD }}