name: Tests

on:
  push:
    paths:
      - '.github/workflows/tests.yml'
      - 'ecs/**'
      - 'mix/**'
  pull_request:
    paths:
      - '.github/workflows/tests.yml'
      - 'ecs/**'
      - 'mix/**'

env:
  REGISTRY_GHCR: ghcr.io
  REGISTRY_LOCAL: localhost:5000
  REGISTRY_DOCKER: docker.io
  MIX_IMAGENAME_GHCR: ${{ github.repository_owner }}/mix
  ECS_IMAGENAME_GHCR: ${{ github.repository_owner }}/ecs
  MIX_IMAGENAME_DOCKERHUB: ejabberd/mix
  ECS_IMAGENAME_DOCKERHUB: ejabberd/ecs

jobs:

  build:
    name: Build
    runs-on: ubuntu-22.04
    strategy:
      fail-fast: true
      max-parallel: 1
    permissions:
      packages: write
    services:
      registry:
        image: registry:2
        ports:
          - 5000:5000

    steps:

      - name: Checkout code
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Login to GHCR
        uses: docker/login-action@v3
        with:
          registry: ${{ env.REGISTRY_GHCR }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Login to Docker Hub
        uses: docker/login-action@v3
        with:
          username: ${{ secrets.DOCKERHUB_USERNAME }}
          password: ${{ secrets.DOCKERHUB_TOKEN }}

      - name: Get git describe
        id: gitdescribe
        run: echo "ver=$(git describe --tags --exact-match 2>/dev/null || echo latest)" >> $GITHUB_OUTPUT

      - name: Extract mix metadata (tags, labels)
        id: mixmeta
        if: github.ref_type == 'tag'
        uses: docker/metadata-action@v5
        with:
          images: |
            ${{ env.REGISTRY_GHCR }}/${{ env.MIX_IMAGENAME_GHCR }}
            ${{ env.REGISTRY_DOCKER }}/${{ env.MIX_IMAGENAME_DOCKERHUB }}
          labels: |
            org.opencontainers.image.revision=${{ steps.gitdescribe.outputs.ver }}
            org.opencontainers.image.licenses=GPL-2.0
            org.opencontainers.image.vendor=ProcessOne

      - name: Extract ecs metadata (tags, labels)
        id: ecsmeta
        if: github.ref_type == 'tag'
        uses: docker/metadata-action@v5
        with:
          images: |
            ${{ env.REGISTRY_GHCR }}/${{ env.ECS_IMAGENAME_GHCR }}
            ${{ env.REGISTRY_DOCKER }}/${{ env.ECS_IMAGENAME_DOCKERHUB }}
          labels: |
            org.opencontainers.image.revision=${{ steps.gitdescribe.outputs.ver }}
            org.opencontainers.image.licenses=GPL-2.0
            org.opencontainers.image.vendor=ProcessOne

      - name: Prepare local tags
        id: localreg
        run: |
          tag="$(echo ${{ github.ref_name }} | sed -e 's|[/]\+|-|g')"
          echo "mixlocaltag=${{ env.REGISTRY_LOCAL }}/${{ env.MIX_IMAGENAME_GHCR }}:$tag" >> $GITHUB_OUTPUT
          echo "ecslocaltag=${{ env.REGISTRY_LOCAL }}/${{ env.ECS_IMAGENAME_GHCR }}:$tag" >> $GITHUB_OUTPUT

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3
        with:
          driver-opts: network=host

      - name: Build and push local mix image
        uses: docker/build-push-action@v5
        with:
          build-args: |
            VERSION=${{ steps.gitdescribe.outputs.ver }}
          cache-from: type=gha
          cache-to: type=gha,mode=max
          context: mix
          labels: ${{ steps.mixmeta.outputs.labels }}
          platforms: linux/amd64
          push: true
          tags: |
            ${{ steps.localreg.outputs.mixlocaltag }}

      - name: Prepare ecs Dockerfile
        run: sed -i 's|ejabberd/mix|${{ steps.localreg.outputs.mixlocaltag }}|g' ecs/Dockerfile

      - name: Build and push local ecs image
        uses: docker/build-push-action@v5
        with:
          build-args: |
            VERSION=${{ steps.gitdescribe.outputs.ver }}
          cache-from: type=gha
          cache-to: type=gha,mode=max
          context: ecs
          labels: ${{ steps.ecsmeta.outputs.labels }}
          platforms: linux/amd64
          push: true
          tags: |
            ${{ steps.localreg.outputs.ecslocaltag }}

      - name: Run ecs image
        run: |
            docker images
            docker run --name ejabberd -d -p 5222:5222 ${{ steps.localreg.outputs.ecslocaltag }}

      - name: Wait ejabberd started
        run: |
            docker exec ejabberd bin/ejabberdctl started

      - name: Check ecs results
        if: always()
        run: |
            docker ps -s
            docker logs ejabberd
            docker logs ejabberd | grep -q "Start accepting TCP connections" || exit 1
            docker logs ejabberd | grep -q "error" && exit 1 || exit 0
            docker logs ejabberd | grep -q "Error" && exit 1 || exit 0

      - name: Save image
        run: |
            docker image save ${{ steps.localreg.outputs.ecslocaltag }} --output ejabberd-latest.tar

      - name: Upload image
        uses: actions/upload-artifact@v4
        with:
          name: ejabberd-image
          path: ejabberd-latest.tar

      - run: |
          echo "::notice::To get this image, download ejabberd-image.zip, "\
                         "uncompress it and run: " \
                         "docker image load -i ejabberd-latest.tar"

      - name: Build and push mix image
        uses: docker/build-push-action@v5
        if: github.ref_type == 'tag'
        with:
          build-args: |
            VERSION=${{ steps.gitdescribe.outputs.ver }}
          cache-from: type=gha
          cache-to: type=gha,mode=max
          context: mix
          labels: ${{ steps.mixmeta.outputs.labels }}
          platforms: linux/amd64
          push: true
          tags: |
            ${{ steps.mixmeta.outputs.tags }}

      - name: Build and push ecs image
        uses: docker/build-push-action@v5
        if: github.ref_type == 'tag'
        with:
          build-args: |
            VERSION=${{ steps.gitdescribe.outputs.ver }}
          cache-from: type=gha
          cache-to: type=gha,mode=max
          context: ecs
          labels: ${{ steps.ecsmeta.outputs.labels }}
          platforms: linux/amd64
          push: true
          tags: |
            ${{ steps.ecsmeta.outputs.tags }}