name: Build and Push Docker Container

on:
  schedule:
    - cron: "0 11 * * 5"
  push:
    branches:
      - main
      - alpine
  workflow_dispatch:

jobs:
  build-and-push:
    runs-on: ubuntu-latest

    steps:
      - name: Checkout repository
        uses: actions/checkout@v6

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v4

      # --- Logins ---
      - name: Login to Gitea Registry
        if: ${{ github.ref == 'refs/heads/alpine' }}
        uses: docker/login-action@v4
        with:
          registry: ${{ vars.DOCKER_REGISTRY_URL }}
          username: ${{ secrets.DOCKER_REGISTRY_USERNAME }}
          password: ${{ secrets.ACTION_ACCESS_TOKEN }}

      - name: Login to Docker Hub
        if: ${{ github.ref == 'refs/heads/main' }}
        uses: docker/login-action@v4
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}

      # ---------------- BRANCH BUILD (main) ----------------
      # On Branch main: Docker Hub :latest
      # On Branch alpine: Gitea :alpine
      - name: Repo owner to lowercase
        run: echo "REPO_OWNER_LC=$(echo '${{ gitea.repository_owner }}' | tr '[:upper:]' '[:lower:]')" >> $GITHUB_ENV

      - name: Build and push main image to Docker Hub
        if: ${{ github.ref == 'refs/heads/main' }}
        uses: docker/build-push-action@v7
        with:
          context: .
          push: true
          platforms: linux/amd64
          tags: |
            ${{ secrets.DOCKERHUB_USERNAME }}/borgbackup-ssh:latest

      - name: Build and push Alpine image to Gitea
        if: ${{ github.ref == 'refs/heads/alpine' }}
        uses: docker/build-push-action@v7
        with:
          context: .
          push: true
          platforms: linux/amd64
          tags: |
            ${{ vars.DOCKER_REGISTRY_URL }}/${{ env.REPO_OWNER_LC }}/borgbackup-ssh:alpine