name: CI pipeline

on:
  push:
    branches: [ 'dev-*', 'feature-*', 'fix-*' ]
  pull_request:
    branches: [ 'dev-*', 'feature-*', 'fix-*', 'main' ]
  workflow_dispatch:

jobs:
  test:
    runs-on: ubuntu-latest
    name: Test & Code Quality
    
    steps:
      - name: Checkout code
        uses: actions/checkout@v4
      
      - name: Set up Python 3.11
        uses: actions/setup-python@v5
        with:
          python-version: '3.11'
          cache: 'pip'
      
      - name: Install dependencies
        run: |
          python -m pip install --upgrade pip
          pip install -r requirements.txt
          pip install -r requirements-dev.txt
      
      - name: Code style check (isort + Black, one order — no conflict)
        run: |
          echo "🔍 Applying isort then black (pyproject.toml: isort profile=black)..."
          python -m isort .
          python -m black .
          echo "🔍 Checking that repo is already formatted (no diff after isort+black)..."
          git diff --exit-code || (
            echo "❌ Code style drift. From THIS repo root (telegram-helper-bot) run:"
            echo "   python -m isort . && python -m black . && git add -A && git commit -m 'style: isort + black'"
            exit 1
          )
      
      - name: Linting (flake8) - Critical errors
        run: |
          echo "🔍 Running flake8 linter (critical errors only)..."
          flake8 . --count --select=E9,F63,F7,F82 --show-source --statistics || true
      
      - name: Linting (flake8) - Warnings
        run: |
          echo "🔍 Running flake8 linter (warnings)..."
          flake8 . --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics || true
        continue-on-error: true
      
      - name: Run tests
        run: |
          echo "🧪 Running tests..."
          python -m pytest tests/ -v --tb=short
      
      - name: Send test success notification
        if: success()
        uses: appleboy/telegram-action@v1.0.0
        with:
          to: ${{ secrets.TELEGRAM_CHAT_ID }}
          token: ${{ secrets.TELEGRAM_BOT_TOKEN }}
          message: |
            ✅ CI Tests Passed
            
            📦 Repository: telegram-helper-bot
            🌿 Branch: ${{ github.ref_name }}
            📝 Commit: ${{ github.sha }}
            👤 Author: ${{ github.actor }}
            
            ✅ All tests passed! Code quality checks completed successfully.
            
            🔗 View details: ${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }}
        continue-on-error: true
      
      - name: Send test failure notification
        if: failure()
        uses: appleboy/telegram-action@v1.0.0
        with:
          to: ${{ secrets.TELEGRAM_CHAT_ID }}
          token: ${{ secrets.TELEGRAM_BOT_TOKEN }}
          message: |
            ❌ CI Tests Failed
            
            📦 Repository: telegram-helper-bot
            🌿 Branch: ${{ github.ref_name }}
            📝 Commit: ${{ github.sha }}
            👤 Author: ${{ github.actor }}
            
            ❌ Tests failed! Deployment blocked. Please fix the issues and try again.
            
            🔗 View details: ${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }}
        continue-on-error: true