name: Test and deploy

on:
  workflow_dispatch:
  push:
  pull_request:
  release:
    types: [published]

env:
  REGISTRY: ghcr.io
  IMAGE_NAME: ${{ github.repository }}

jobs:
  test-django-system-check:
    name: Tests - Django system check
    runs-on: ubuntu-20.04
    steps:
      - name: Checkout
        uses: actions/checkout@v3
      - name: Create Docker network
        run: docker network create uccser-development-stack
      - name: Set DOCKER_UID variable
        run: echo "DOCKER_UID=$(echo $UID)" >> $GITHUB_ENV
      - name: Start systems
        run: docker compose -f docker-compose.local.yml up -d
      - name: Run Django system check
        run: docker compose -f docker-compose.local.yml run --rm django python ./manage.py check --fail-level WARNING

  test-content:
    name: Tests - Content
    runs-on: ubuntu-20.04
    steps:
      - name: Checkout
        uses: actions/checkout@v3
      - name: Create Docker network
        run: docker network create uccser-development-stack
      - name: Set DOCKER_UID variable
        run: echo "DOCKER_UID=$(echo $UID)" >> $GITHUB_ENV
      - name: Start systems
        run: docker compose -f docker-compose.local.yml up -d
      - name: Create static files
        run: docker compose -f docker-compose.local.yml run --rm --user="root" node npm run generate-assets
      - name: Migrate database
        run: docker compose -f docker-compose.local.yml run --rm django python ./manage.py migrate
      - name: Run update_data command
        run: docker compose -f docker-compose.local.yml run --rm django python ./manage.py update_data
      - name: Collect static files
        run: docker compose -f docker-compose.local.yml run --rm --user="root" django python ./manage.py collectstatic --no-input

  test-general:
    name: Tests - General
    runs-on: ubuntu-20.04
    steps:
      - name: Checkout
        uses: actions/checkout@v3
      - name: Run general tests
        run: ./dev ci test_general

  test-style:
    name: Tests - Style
    runs-on: ubuntu-20.04
    steps:
      - name: Checkout
        uses: actions/checkout@v3
      - name: Run style tests
        run: ./dev ci style

  create-static-files:
    name: Create static files
    if: |
      (github.ref == 'refs/heads/develop'
      || startsWith(github.ref, 'refs/heads/research-study-')
      || github.event_name == 'release')
      && github.event_name != 'pull_request'
    runs-on: ubuntu-20.04
    needs: [test-django-system-check, test-content, test-general, test-style]
    steps:
      - name: Checkout repository
        uses: actions/checkout@v3

      - name: Create Docker network
        run: docker network create uccser-development-stack

      - name: Set DOCKER_UID variable
        run: echo "DOCKER_UID=$(echo $UID)" >> $GITHUB_ENV

      - name: Start system
        run: docker compose -f docker-compose.local.yml up -d

      - name: Create production static files
        run: docker compose -f docker-compose.local.yml run --rm --user="root" node npm run generate-production-assets

      - name: Collect staticfiles
        run: docker compose -f docker-compose.local.yml run --rm --user="root" django python manage.py collectstatic --no-input

      - name: Archive static files
        run: tar czf static-files.tar.gz --directory codewof/staticfiles/ .

      - name: Upload artifact
        uses: actions/upload-artifact@v3
        with:
          name: static-files
          path: static-files.tar.gz
          retention-days: 3

  publish-docker-image:
    name: Create and publish Docker image
    if: |
      (github.ref == 'refs/heads/develop'
      || startsWith(github.ref, 'refs/heads/research-study-')
      || github.event_name == 'release')
      && github.event_name != 'pull_request'
    runs-on: ubuntu-20.04
    needs: [create-static-files]
    steps:
      - name: Checkout repository
        uses: actions/checkout@v3

      - name: Download all workflow run artifacts
        uses: actions/download-artifact@v3
        with:
          path: artifacts/

      - name: Show file tree of artifacts directory
        run: ls -R -l artifacts/

      - name: Unpack all artifacts
        run: |
          mkdir -p codewof/staticfiles
          tar -xz --file artifacts/static-files/static-files.tar.gz --directory codewof/staticfiles

      - name: Log in to the Container registry
        uses: docker/login-action@v2.2.0
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Setup Docker metadata
        id: meta
        uses: docker/metadata-action@v4
        with:
          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
          tags: |
            type=ref,event=tag,priority=1
            type=ref,event=branch,priority=2

      - name: Build and push Docker image
        uses: docker/build-push-action@v3.3.0
        with:
          file: ./infrastructure/production/django/Dockerfile
          context: .
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          build-args: |
            GIT_SHA=${{ github.sha }}
            BUILD_ENVIRONMENT=${{ github.event_name == 'release' && 'production' || 'staging' }}