# GitHub Actions Workflow for UI5 Linter
#
# Place this file in: .github/workflows/ui5-lint.yml
#
# Prerequisites:
#   - Package.json must have a 'lint' script that runs ui5lint
#   - UI5 Linter must be installed as a dev dependency
#   - UI5 Linter CLI supports: --quiet, --format (json/html), --details flags
#
# Documentation: https://github.com/UI5/linter

name: UI5 Lint

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

jobs:
  lint:
    name: Lint UI5 Code
    runs-on: ubuntu-24.04

    steps:
      - name: Checkout code
        uses: actions/checkout@v6

      - name: Setup Node.js
        uses: actions/setup-node@v6
        with:
          node-version: '24'
          cache: 'npm'

      - name: Install dependencies
        run: npm ci

      - name: Run UI5 Linter
        run: npm run lint -- --quiet --format json 2> lint-diagnostics.log | tee lint-results.json
        continue-on-error: true

      - name: Display Lint Results
        if: always()
        run: cat lint-results.json

      - name: Upload Lint Results
        if: always()
        uses: actions/upload-artifact@v5
        with:
          name: lint-results
          path: lint-results.json
          retention-days: 7

      - name: Generate HTML Report
        if: always()
        run: npm run lint -- --format html --details 2> lint-diagnostics.log | tee lint-report.html
        continue-on-error: true

      - name: Upload HTML Report
        if: always()
        uses: actions/upload-artifact@v5
        with:
          name: lint-report
          path: lint-report.html
          retention-days: 7

      - name: Check Lint Results
        run: |
          if [ ! -f lint-results.json ]; then
            echo "❌ Lint results file not found"
            exit 1
          fi
          if ! jq '[.[].errorCount] | add' lint-results.json > /tmp/error_count 2>/dev/null; then
            echo "❌ Failed to parse lint-results.json"
            exit 1
          fi
          ERROR_COUNT=$(cat /tmp/error_count)
          ERROR_COUNT=${ERROR_COUNT:-0}
          if [ "$ERROR_COUNT" -gt 0 ]; then
            echo "❌ Found $ERROR_COUNT linting errors"
            exit 1
          else
            echo "✅ No linting errors found"
          fi