generateOERoverview.yml

name: Deploy locally generated course assets

on:
  push:
    branches: [ main ]
    paths:
      - '*.html'
      - 'assets/**'
      - '*.yml'
  workflow_dispatch:

jobs:
  deploy:
    runs-on: ubuntu-latest
    steps:
      - name: Check out repository
        uses: actions/checkout@v3
        with:
          fetch-depth: 2  # Need previous commit to compare changes

      - name: Detect changed YAML files and missing HTML
        id: changes
        run: |
          echo "=== Detecting Changes ==="
          
          # Get changed YAML files from last commit
          changed_yamls=$(git diff --name-only HEAD~1 HEAD | grep '\.yml$' | grep -v '^\.github/' || true)
          echo "Changed YAML files: $changed_yamls"
          
          # Initialize arrays for processing
          courses_to_generate=""
          missing_html=""
          
          # Check each course YAML file
          for yaml_file in *.yml; do
            course_name=$(basename "$yaml_file" .yml)
            html_file="${course_name}.html"
            
            # Check if YAML was changed or HTML is missing
            if echo "$changed_yamls" | grep -q "$yaml_file" || [ ! -f "$html_file" ]; then
              echo "Course '$course_name' needs regeneration:"
              if echo "$changed_yamls" | grep -q "$yaml_file"; then
                echo "  - YAML file was changed"
              fi
              if [ ! -f "$html_file" ]; then
                echo "  - HTML file is missing"
                missing_html="$missing_html $course_name"
              fi
              courses_to_generate="$courses_to_generate $course_name"
            else
              echo "Course '$course_name' is up to date"
            fi
          done
          
          echo "courses_to_generate=$courses_to_generate" >> $GITHUB_OUTPUT
          echo "missing_html=$missing_html" >> $GITHUB_OUTPUT

      - name: Setup Node.js (if needed)
        if: steps.changes.outputs.courses_to_generate != ''
        uses: actions/setup-node@v3
        with:
          node-version: '18'

      - name: Install LiaScript exporter (if needed)
        if: steps.changes.outputs.courses_to_generate != ''
        run: npm install -g @liascript/exporter

      - name: Generate missing course websites
        if: steps.changes.outputs.courses_to_generate != ''
        run: |
          echo "=== Generating Courses ==="
          courses="${{ steps.changes.outputs.courses_to_generate }}"
          
          for course in $courses; do
            yaml_file="${course}.yml"
            html_file="${course}.html"
            
            if [ -f "$yaml_file" ]; then
              echo "Generating $html_file from $yaml_file..."
              
              # Different parameters based on course type
              # Check if PDFs already exist
              pdf_dir="assets/${course}/pdf"
              needs_pdfs=false
              
              if [ "$course" != "index" ]; then
                if [ ! -d "$pdf_dir" ] || [ -z "$(ls -A $pdf_dir 2>/dev/null)" ]; then
                  needs_pdfs=true
                  echo "📄 PDFs missing for $course - will generate"
                else
                  echo "✅ PDFs already exist for $course - skipping generation"
                fi
              fi
              
              case "$course" in
                "index")
                  liaex -i "$yaml_file" -o "$course" --format project --project-category-blur
                  ;;
                "digitalesysteme"|"prozprog"|"softwareentwicklung"|"robotikprojekt")
                  if [ "$needs_pdfs" = true ]; then
                    echo "🔨 Generating course with PDFs..."
                    liaex -i "$yaml_file" -o "$course" --format project --project-generate-cache --project-generate-pdf --project-generate-scorm2004 --scorm-organization "TU-Bergakademie Freiberg" --scorm-embed --scorm-masteryScore 80 --project-category-blur
                  else
                    echo "🔨 Generating course without PDFs..."
                    liaex -i "$yaml_file" -o "$course" --format project --project-generate-cache --project-generate-scorm2004 --scorm-organization "TU-Bergakademie Freiberg" --scorm-embed --scorm-masteryScore 80 --project-category-blur
                  fi
                  ;;
                *)
                  liaex -i "$yaml_file" -o "$course" --format project --project-category-blur
                  ;;
              esac
              
              if [ -f "$html_file" ]; then
                echo "✅ Successfully generated $html_file"
              else
                echo "❌ Failed to generate $html_file"
              fi
            else
              echo "⚠️  YAML file $yaml_file not found"
            fi
          done

      - name: Display deployment summary
        run: |
          echo "=== Deployment Summary ==="
          echo "HTML files to deploy:"
          ls -la *.html 2>/dev/null || echo "No HTML files"
          echo ""
          echo "Asset directories:"
          find assets/ -type d 2>/dev/null || echo "No asset directories"
          echo ""
          echo "PDF counts per course:"
          for dir in assets/*/pdf; do
            if [ -d "$dir" ] 2>/dev/null; then
              course=$(basename $(dirname "$dir"))
              count=$(ls -1 "$dir"/*.pdf 2>/dev/null | wc -l)
              echo "  $course: $count PDFs"
            fi
          done 2>/dev/null || echo "  No PDF directories found"
          
          echo ""
          echo "Generated in this run:"
          courses="${{ steps.changes.outputs.courses_to_generate }}"
          if [ -n "$courses" ]; then
            for course in $courses; do
              echo "  - $course"
            done
          else
            echo "  - No courses needed regeneration"
          fi
          echo "=== End Summary ==="