name: Version Increment and Build Docker Image

on:
  push:
    branches:
      - main

jobs:
  increment_version:
    runs-on: ubuntu-latest
    if: github.event_name == 'push'
    steps:
      - name: Check out the repository
        uses: actions/checkout@v3

      - name: Set up Node.js
        uses: actions/setup-node@v4
        with:
          node-version: "16"

      - name: Install dependencies
        run: yarn install

      - name: Increment version
        id: version
        run: |
          yarn release
          VERSION=$(node -p "require('./package.json').version")
          echo "VERSION=$VERSION" >> $GITHUB_ENV

      - name: Commit version changes
        run: |
          git config --global user.name "github-actions[bot]"
          git config --global user.email "github-actions[bot]@users.noreply.github.com"
          git checkout -b version-bump
          git add package.json yarn.lock
          git commit -m "chore: bump version to ${{ env.VERSION }}"
          git push origin version-bump

      - name: Create Pull Request
        uses: peter-evans/create-pull-request@v5
        with:
          token: ${{ secrets.GITHUB_TOKEN }}
          commit-message: "chore: bump version to ${{ env.VERSION }}"
          branch: version-bump
          title: "chore: bump version to ${{ env.VERSION }}"
          body: "Automatically incremented version based on changes in main."
          base: main

  build_and_push:
    runs-on: ubuntu-latest
    if: github.event.pull_request.merged == true
    needs: increment_version
    steps:
      - name: Check out the repository
        uses: actions/checkout@v3

      - name: Set up Node.js
        uses: actions/setup-node@v4
        with:
          node-version: "16"

      - name: Install dependencies
        run: yarn install

      - name: Get package version
        id: version
        run: echo "VERSION=$(node -p \"require('./package.json').version\")" >> $GITHUB_ENV

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3

      - name: Cache Docker layers
        uses: actions/cache@v3
        with:
          path: /tmp/.buildx-cache
          key: ${{ runner.os }}-buildx-${{ github.sha }}
          restore-keys: |
            ${{ runner.os }}-buildx-

      - name: Log in to Docker Hub
        uses: docker/login-action@v2
        with:
          username: ${{ secrets.DOCKER_USERNAME }}
          password: ${{ secrets.DOCKER_PASSWORD }}

      - name: Extract metadata (tags, labels) for Docker
        id: meta
        uses: docker/metadata-action@v4
        with:
          images: driaug/plunk
          tags: |
            type=raw,value=${{ env.VERSION }}
            type=raw,value=latest

      - name: Build and push
        uses: docker/build-push-action@v5
        with:
          context: .
          file: ./Dockerfile
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          platforms: linux/amd64,linux/arm64
          cache-from: type=local,src=/tmp/.buildx-cache
          cache-to: type=local,dest=/tmp/.buildx-cache-new,mode=max

      # Temp fix
      - name: Move cache
        run: |
          rm -rf /tmp/.buildx-cache
          mv /tmp/.buildx-cache-new /tmp/.buildx-cache