build.yml

# This workflow will build a package using Maven and then publish it to GitHub packages when a release is created
# For more information see: https://github.com/actions/setup-java#apache-maven-with-a-settings-path

name: build
on: [push]

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v2

      - name: Set up JDK 16
        uses: actions/setup-java@v1
        with:
          java-version: 16
          server-id: bundabrg-repo
          settings-path: ${{ github.workspace }} # location for the settings.xml file
          server-username: MAVEN_USERNAME # env variable for username in deploy
          server-password: MAVEN_TOKEN # env variable for token in deploy

      - name: Cache dependencies
        uses: actions/cache@v1
        with:
          path: ~/.m2/repository
          key: ${{ runner.os }}-maven-${{ hashFiles('**/pom.xml') }}
          restore-keys: |
            ${{ runner.os }}-maven-

      - name: Updating Version for Release
        if: startsWith(github.ref,'refs/tags/v')
        run: |
          # Remove v from front
          TAG="${GITHUB_REF##*/}"
          MAVEN_VERSION="${TAG/v/}"

          # Set Maven Version
          mvn -B versions:set -DnewVersion=${MAVEN_VERSION}

          # Set Extension Version
          sed -i "/version = .*/ s/version = \"[^\"]*\"/version = \"${MAVEN_VERSION}\"/" src/main/java/au/com/grieve/geyserlogin/GeyserLoginExtension.java

      - name: Update Version for Developmental Build
        if: "!startsWith(github.ref,'refs/tags/v')"
        run: |
          sed -i "/version = .*/ s/-dev/-b${GITHUB_RUN_NUMBER}/" src/main/java/au/com/grieve/geyserlogin/GeyserLoginExtension.java

      - name: Build with Maven
        run: |
          mkdir -p build/output
          mvn -B package --file pom.xml && \
            cp target/GeyserLogin-*.jar build/output/

      - name: Publish to Maven Repo
        if: (github.ref == 'refs/heads/master' || startsWith(github.ref,'refs/tags/v'))
        run: mvn deploy -s $GITHUB_WORKSPACE/settings.xml
        env:
          GITHUB_TOKEN: ${{ github.token }}
          MAVEN_USERNAME: github-publisher
          MAVEN_TOKEN: ${{ secrets.MAVEN_TOKEN }}

      - name: Upload Artifact
        uses: actions/upload-artifact@v1
        with:
          name: binary
          path: build/output

  documentation:
    if: startsWith(github.ref,'refs/tags/v')
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v2

      - name: Setup Python
        uses: actions/setup-python@v1
        with:
          python-version: '3.6'
          architecture: 'x64'

      - name: Cache dependencies
        uses: actions/cache@v1
        with:
          path: ~/.cache/pip
          key: ${{ runner.os }}-pip-${{ hashFiles('**/requirements.txt') }}
          restore-keys: |
            ${{ runner.os }}-pip-

      - name: Install dependencies
        run: |
          python3 -m pip install --upgrade pip
          python3 -m pip install -r ./requirements.txt

      - run: mkdocs build

      - name: Deploy to Github Pages
        uses: peaceiris/actions-gh-pages@v3
        with:
          deploy_key: ${{ secrets.ACTIONS_DEPLOY_KEY }}
          publish_dir: ./build/docs

      - name: Upload Artifact
        uses: actions/upload-artifact@v1
        with:
          name: documentation
          path: build/docs

  # If a tag is pushed starting with 'v' then we create a new release and attach the binary and documentation
  release:
    if: startsWith(github.ref,'refs/tags/v')
    needs: [build, documentation]
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v2
      - run: git fetch --prune --unshallow

      - name: Download Binary Artifact
        uses: actions/download-artifact@v1
        with:
          name: binary
          path: build/binary

      - name: Download Documentation Artifact
        uses: actions/download-artifact@v1
        with:
          name: documentation
          path: build/docs

      - name: Create Release
        # The since last release string will retrieve all commits since the last tag, else if none is found
        # it will return from the start of history, then pretty it up to show single line logs for each entry
        run: |
          set -x
          assets=()
          for asset in ./build/binary/*.jar; do
            assets+=("-a" "$asset")
          done

          tag_name="${GITHUB_REF##*/}"
          hub release create \
            "${assets[@]}" \
            -F - \
            "$tag_name" << EOF
          Release $tag_name

          [Online Documentation](https://bundabrg.github.io/GeyserLogin)

          Since Last Release:
          $(git log $(git describe --tags --abbrev=0 HEAD^ 2> /dev/null || git rev-list --max-parents=0 HEAD)..HEAD --graph --pretty=format:'%h %d %s [%an]' | head -n 300)
          EOF
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}