name: Build and Push Docker Image

on:
  push:
    branches:
      - main

env:
  REGISTRY: git.henryathome.home64.de
  IMAGE_NAME: ${{ gitea.repository }}

jobs:
  test:
    permissions:
      contents: read
    runs-on: ubuntu-latest

    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Setup Node.js
        uses: actions/setup-node@v4
        with:
          node-version: '22'
          cache: 'npm'

      - name: Install dependencies
        run: npm ci

      - name: Run tests
        run: npm run test

  build:
    permissions:
      contents: read
      packages: write
    needs: test
    runs-on: ubuntu-latest

    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Setup Node.js
        uses: actions/setup-node@v4
        with:
          node-version: '22'
          cache: 'npm'

      - name: Install dependencies
        run: npm ci

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

      - name: Log in to Gitea Container Registry
        uses: docker/login-action@v3
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ gitea.repository_owner }}
          password: ${{ secrets.REGISTRY_TOKEN }}

      - name: Extract metadata
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
          tags: |
            type=sha,prefix=,format=short
            type=raw,value=latest,enable={{is_default_branch}}

      - name: Build and load Docker image
        uses: docker/build-push-action@v6
        with:
          context: .
          load: true
          no-cache: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}

      - name: Save Docker image
        run: |
          mkdir -p ./docker-image
          IMAGE=${{ env.REGISTRY }}/$(echo "${{ env.IMAGE_NAME }}" | tr '[:upper:]' '[:lower:]'):latest
          docker save $IMAGE -o ./docker-image/image.tar

      - name: Upload Docker image
        uses: actions/upload-artifact@v3
        with:
          name: docker-image
          path: ./docker-image/image.tar

  push:
    permissions:
      contents: read
      packages: write
    needs: build
    runs-on: ubuntu-latest

    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Setup Node.js
        uses: actions/setup-node@v4
        with:
          node-version: '22'
          cache: 'npm'

      - name: Install dependencies
        run: npm ci

      - name: Download Docker image artifact
        uses: actions/download-artifact@v3
        with:
          name: docker-image
          path: ./docker-image

      - name: Load Docker image
        run: |
          IMAGE_ID=$(docker load -i ./docker-image/image.tar --format '{{.ID}}')
          echo "Loaded image: $IMAGE_ID"

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

      - name: Log in to Gitea Container Registry
        uses: docker/login-action@v3
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ gitea.repository_owner }}
          password: ${{ secrets.REGISTRY_TOKEN }}

      - name: Extract metadata
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
          tags: |
            type=sha,prefix=,format=short
            type=raw,value=latest,enable={{is_default_branch}}

      - name: Push Docker image
        uses: docker/build-push-action@v6
        with:
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          push: true