version-bump.yml

name: Update Version on PR Merge to Master

on:
  push:
    branches: 
      - 'master'
  workflow_dispatch: # Allow manual triggering of the workflow

jobs:
  update-version:
    runs-on: ubuntu-latest

    permissions:
      # Give the default GITHUB_TOKEN write permission to commit and push the
      # added or changed files to the repository.
      contents: write

    # Only run if the commit message does not start with 'build:'
    if: startsWith(github.event.head_commit.message, 'build:') != true
    steps:
      - name: Checkout code
        uses: actions/checkout@v4
        with:
          ssh-key: ${{ secrets.VERSION_BUMP_DEPLOY_PRIVATE_KEY }}
          fetch-depth: 0

      - name: Setup Node.js
        uses: actions/setup-node@v4
        with:
          node-version: 'lts/*'
          cache: 'yarn'

      - name: Expose yarn config as "$GITHUB_OUTPUT"
        id: yarn-config
        shell: bash
        run: |
          echo "CACHE_FOLDER=$(yarn config get cacheFolder)" >> $GITHUB_OUTPUT

        # Yarn rotates the downloaded cache archives, @see https://github.com/actions/setup-node/issues/325
        # Yarn cache is also reusable between arch and os.
      - name: Restore yarn cache
        uses: actions/cache@v4
        id: yarn-download-cache
        with:
          path: ${{ steps.yarn-config.outputs.CACHE_FOLDER }}
          key: yarn-download-cache-${{ hashFiles('yarn.lock') }}
          restore-keys: |
            yarn-download-cache-

        # Invalidated on yarn.lock changes
      - name: Restore yarn install state
        id: yarn-install-state-cache
        uses: actions/cache@v4
        with:
          path: .yarn/ci-cache/
          key: ${{ runner.os }}-yarn-install-state-cache-${{ hashFiles('yarn.lock', '.yarnrc.yml') }}

      - run: yarn install --immutable --inline-builds
        env:
          # CI optimizations. Overrides yarnrc.yml options (or their defaults) in the CI action.
          YARN_ENABLE_GLOBAL_CACHE: 'false' # Use local cache folder to keep downloaded archives
          YARN_NM_MODE: 'hardlinks-local' # Hardlinks-(local|global) reduces io / node_modules size
          YARN_INSTALL_STATE_PATH: .yarn/ci-cache/install-state.gz # Very small speedup when lock does not change
          # Other environment variables
          HUSKY: '0' # By default do not run HUSKY install

      - name: Get new version
        id: get-version
        run: |
          # Run semantic-release with full output for debugging
          set +e  # Don't exit on error
          SEMANTIC_OUTPUT=$(npx semantic-release --dry-run --debug 2>&1)
          SEMANTIC_EXIT_CODE=$?
          set -e  # Re-enable exit on error
          
          echo "semantic-release output:"
          echo "$SEMANTIC_OUTPUT"
          
          if [ $SEMANTIC_EXIT_CODE -ne 0 ]; then
            echo "semantic-release failed with exit code $SEMANTIC_EXIT_CODE"
            exit 1
          fi
          
          # Try to extract the version
          VERSION_SPACES=$(echo "$SEMANTIC_OUTPUT" | grep -oP 'Published release \K.*? ' || echo "")
          VERSION="${VERSION_SPACES// /}"
          
          if [ -z "$VERSION" ]; then
            echo "No new version to be published."
            VERSION=""
          else
            echo "Extracted version: $VERSION"
          fi
          
          echo "version=$VERSION" >> $GITHUB_OUTPUT

      - name: Log If no version to bump t
        if: steps.get-version.outputs.version == ''
        run: |
          echo "No version to bump to!"

      - name: Update versionName in build.gradle
        if: steps.get-version.outputs.version != ''
        run: |
          echo "Updating versionName to ${{ steps.get-version.outputs.version }}"
          sed -i 's/versionName ".*"/versionName "${{ steps.get-version.outputs.version }}"/' android/app/build.gradle

      - name: Increment versionCode in build.gradle
        if: steps.get-version.outputs.version != ''
        run: |
          # Get the current versionCode
          CURRENT_VERSION_CODE=$(grep -oP 'versionCode\s+\K\d+' android/app/build.gradle)
          # Increment the versionCode
          NEW_VERSION_CODE=$((CURRENT_VERSION_CODE + 1))
          # Update the versionCode in build.gradle
          sed -i "s/versionCode $CURRENT_VERSION_CODE/versionCode $NEW_VERSION_CODE/" android/app/build.gradle
          echo "Incremented versionCode from $CURRENT_VERSION_CODE to $NEW_VERSION_CODE"

      - name: Commit and push changes
        if: steps.get-version.outputs.version != ''
        run: |
          git config --local user.email "action@github.com"
          git config --local user.name "GitHub Action"
          git add android/app/build.gradle
          git commit -m "build: version bump ${{ steps.get-version.outputs.version }}"
          git push
      
      - name: Setup tmate session
        if: ${{ failure() }}
        uses: mxschmitt/action-tmate@v3
        with:
          limit-access-to-actor: true