name: Deploy Docker Image

on:
  workflow_dispatch:
  push:
    branches:
      - main

jobs:
  build-and-push:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout code
        uses: actions/checkout@v3

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v2

      - name: Set Registry Domain
        # Extracts the registry domain from the server URL
        run: |
          REGISTRY_DOMAIN=$(echo "${{ github.server_url }}" | sed 's|https://||' | sed 's|http://||')
          echo "REGISTRY_DOMAIN=$REGISTRY_DOMAIN" >> $GITHUB_ENV

      - name: Login to Gitea Registry
        uses: docker/login-action@v2
        with:
          registry: ${{ env.REGISTRY_DOMAIN }}
          username: ${{ secrets.REGISTRY_USER }}
          password: ${{ secrets.REGISTRY_PASSWORD }}

      - name: Make version_env.sh executable
        run: chmod +x ./.gitea/workflows/version_env.sh

      - name: Set version tags from Dockerfile
        # Reads version from Dockerfile and sets MAJOR, MAJOR_MINOR, VERSION
        run: ./.gitea/workflows/version_env.sh

      - name: Build and push Docker image (multi-arch)
        uses: docker/build-push-action@v5
        with:
          context: .
          file: ./Dockerfile
          push: true
          platforms: linux/amd64,linux/arm64
          tags: |
            ${{ env.REGISTRY_DOMAIN }}/${{ github.repository }}:latest
            ${{ env.REGISTRY_DOMAIN }}/${{ github.repository }}:${{ env.MAJOR }}
            ${{ env.REGISTRY_DOMAIN }}/${{ github.repository }}:${{ env.MAJOR_MINOR }}
            ${{ env.REGISTRY_DOMAIN }}/${{ github.repository }}:${{ env.VERSION }}