updates.yaml

name: Dependency Updates
on:
  schedule:
    - cron: '0 0 * * *'
  workflow_dispatch:

permissions:
  contents: write
  pull-requests: write

jobs:
  update:
    runs-on: ubuntu-latest
    env:
      GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
    steps:
      - name: Checkout code
        uses: actions/checkout@v3
        with:
          fetch-depth: 0

      - name: Setup coursier cache
        uses: coursier/cache-action@v6.4

      - name: Setup Scala CLI
        uses: VirtusLab/scala-cli-setup@v1.5

      - name: Check if branch exists on remote
        id: branch-check
        run: |
          if git ls-remote --exit-code --heads origin dependency-update; then
            echo "branch_exists=true" >> $GITHUB_ENV
          else
            echo "branch_exists=false" >> $GITHUB_ENV
          fi

      - name: Track or create branch
        run: |
          if [ "${{ env.branch_exists }}" = "true" ]; then
            git fetch origin dependency-update:dependency-update
            git checkout dependency-update
          else
            git checkout -b dependency-update
          fi

      - name: Update dependencies
        id: update-deps
        run: |
          scala-cli --power dependency-update src --all
          git config --global user.name "Mark Rudolph"
          git config --global user.email "mark@k8ty.app"
          if git commit -am "Update dependencies"; then
            echo "changes_exists=true" >> $GITHUB_ENV
          else
            echo "changes_exists=false" >> $GITHUB_ENV
          fi

      - name: Push changes
        if: env.changes_exists == 'true'
        run: |
          git push -u origin dependency-update

      - name: Create a Pull Request
        if: env.changes_exists == 'true'
        run: |
          gh pr create \
            --title "Dependency Updates" \
            --body "Dependency updates from scala-cli" \
            --head dependency-update \
            --base main || echo "Pull request already exists or no changes to push"

      - name: Set up Docker
        if: env.changes_exists == 'true' && false
        uses: docker/setup-buildx-action@v3

      - name: PR Tests
        if: env.changes_exists == 'true'
        run: |
          if scala-cli --power test src; then
            echo "tests_passed=true" >> $GITHUB_ENV
          else
            echo "tests_passed=true" >> $GITHUB_ENV
          fi

      - name: Merge PR
        if: env.tests_passed == 'true'
        run: |
          gh pr comment --body "PR tests passed! Auto merging..."
          gh pr merge --squash --delete-branch --body "Auto-merged dependency updates"

      - name: Close PR
        if: env.changes_exists == 'true' && env.tests_passed == 'false'
        run: |
          gh pr comment --body "PR tests failed :cry: Closing PR..."
          gh pr close --delete-branch --body "PR tests failed"