codecov.yml

name: Code Coverage

on:
  push:
    branches: [main, 'release/*', 'feature/*']
  pull_request:
    branches: [main, 'release/*']

permissions:
  contents: read

jobs:
  coverage:
    runs-on: ubuntu-latest
    name: Run tests and upload coverage

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Setup Node.js
        uses: actions/setup-node@v6
        with:
          node-version: '20'

      - name: Install dependencies
        run: |
          echo "📦 Installing dependencies..."
          npm install
          echo "✅ Dependencies installed"

      - name: Build TypeScript
        run: |
          echo "🔨 Building TypeScript..."
          npm run build
          echo "✅ Build complete"

      - name: Run tests with coverage
        run: |
          echo "🧪 Running tests with coverage..."
          npm test -- --coverage --coverageReporters=lcov --coverageReporters=json-summary --coverageReporters=text
          echo "✅ Tests complete"

      - name: Upload coverage to Codecov
        uses: codecov/codecov-action@v4
        with:
          token: ${{ secrets.CODECOV_TOKEN }}
          files: ./coverage/lcov.info
          flags: unittests
          name: codecov-umbrella
          fail_ci_if_error: false
          verbose: true

      - name: Coverage summary
        run: |
          echo ""
          echo "=========================================="
          echo "📊 Code Coverage Report"
          echo "=========================================="
          if [ -f coverage/coverage-summary.json ]; then
            echo "✅ Coverage data generated successfully"
            echo ""
            # Parse and display coverage percentages (single file read)
            node -e "const fs = require('fs'); try { const raw = fs.readFileSync('coverage/coverage-summary.json', 'utf8'); const data = JSON.parse(raw); const total = data.total; console.log('Lines:      ' + total.lines.pct + '%'); console.log('Statements: ' + total.statements.pct + '%'); console.log('Functions:  ' + total.functions.pct + '%'); console.log('Branches:   ' + total.branches.pct + '%'); } catch (e) { console.error('⚠️  Error parsing coverage summary: ' + e); process.exit(1); }"
            echo ""
            echo "📤 Report uploaded to Codecov"
          else
            echo "⚠️  No coverage summary found"
          fi
          echo ""
          echo "=========================================="