name: Docker Build & Push

on:
  push:
    branches: [ main, develop ]
    tags: [ 'v*' ]
  pull_request:
    branches: [ main, develop ]

jobs:
  build:
    runs-on: ubuntu-latest
    
    steps:
    - uses: actions/checkout@v3
    
    - name: Set up Docker Buildx
      uses: docker/setup-buildx-action@v2
    
    - name: Login to Docker Hub
      if: github.event_name != 'pull_request'
      uses: docker/login-action@v2
      with:
        username: ${{ secrets.DOCKER_USERNAME }}
        password: ${{ secrets.DOCKER_PASSWORD }}
    
    - name: Extract metadata
      id: meta
      uses: docker/metadata-action@v4
      with:
        images: |
          ${{ secrets.DOCKER_USERNAME }}/tg-autoposter
        tags: |
          type=ref,event=branch
          type=semver,pattern={{version}}
          type=semver,pattern={{major}}.{{minor}}
          type=sha
    
    - name: Build and push
      uses: docker/build-push-action@v4
      with:
        context: .
        push: ${{ github.event_name != 'pull_request' }}
        tags: ${{ steps.meta.outputs.tags }}
        labels: ${{ steps.meta.outputs.labels }}
        cache-from: type=gha
        cache-to: type=gha,mode=max

  test:
    runs-on: ubuntu-latest
    
    services:
      postgres:
        image: postgres:15
        env:
          POSTGRES_USER: test
          POSTGRES_PASSWORD: test
          POSTGRES_DB: test_db
        options: >-
          --health-cmd pg_isready
          --health-interval 10s
          --health-timeout 5s
          --health-retries 5
        ports:
          - 5432:5432
      
      redis:
        image: redis:7
        options: >-
          --health-cmd "redis-cli ping"
          --health-interval 10s
          --health-timeout 5s
          --health-retries 5
        ports:
          - 6379:6379
    
    steps:
    - uses: actions/checkout@v3
    
    - name: Set up Python
      uses: actions/setup-python@v4
      with:
        python-version: '3.11'
        cache: 'pip'
    
    - name: Install dependencies
      run: |
        python -m pip install --upgrade pip
        pip install -r requirements.txt
    
    - name: Lint with flake8
      run: |
        pip install flake8
        flake8 app/ --count --select=E9,F63,F7,F82 --show-source --statistics
      continue-on-error: true
    
    - name: Check formatting with black
      run: |
        pip install black
        black --check app/
      continue-on-error: true