name: Next.js CI

on:
  push:
    branches: [main, master]
  pull_request:
    branches: [main, master]

jobs:
  lint-and-test:
    name: Lint and Test
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - name: Setup Node.js
        uses: actions/setup-node@v4
        with:
          node-version: '20'
          cache: 'npm'

      - name: Install dependencies
        run: npm ci

      - name: Run ESLint
        run: npm run lint

      - name: Run tests
        run: npm test -- --coverage

      - name: Upload coverage
        uses: codecov/codecov-action@v3
        if: always()

  build:
    name: Build
    runs-on: ubuntu-latest
    needs: lint-and-test
    steps:
      - uses: actions/checkout@v4

      - name: Setup Node.js
        uses: actions/setup-node@v4
        with:
          node-version: '20'
          cache: 'npm'

      - name: Install dependencies
        run: npm ci

      - name: Cache Next.js build
        uses: actions/cache@v3
        with:
          path: |
            ~/.npm
            ${{ github.workspace }}/.next/cache
          key: ${{ runner.os }}-nextjs-${{ hashFiles('**/package-lock.json') }}-${{ hashFiles('**/*.js', '**/*.jsx', '**/*.ts', '**/*.tsx') }}
          restore-keys: |
            ${{ runner.os }}-nextjs-${{ hashFiles('**/package-lock.json') }}-

      - name: Build Next.js application
        run: npm run build
        env:
          NEXT_TELEMETRY_DISABLED: 1

      - name: Upload build artifacts
        uses: actions/upload-artifact@v3
        with:
          name: nextjs-build
          path: .next
          retention-days: 7