name: 'Terraform'

on:
  push:
    branches: [ "main" ]
  pull_request:

permissions:
  contents: read

jobs:
  terraform:
    name: 'Terraform'
    runs-on: ubuntu-latest
    environment: production

    defaults:
      run:
        shell: bash

    steps:
    - name: Checkout
      uses: actions/checkout@v3

    - name: Setup Terraform
      uses: hashicorp/setup-terraform@v2
      with:
        cli_config_credentials_token: ${{ secrets.TF_API_TOKEN }}

    - name: Terraform Init
      run: terraform init
      working-directory: ./terraform/authentik

    - name: Terraform Format
      run: terraform fmt -check
      continue-on-error: true
      working-directory: ./terraform/authentik

    - name: Terraform Apply
      run: terraform apply -var-file proxy-apps.tfvars -var-file oauth2-apps.tfvars -var-file terraform.tfvars -var-file groups.tfvars -input=false -auto-approve -parallelism=100
      working-directory: ./terraform/authentik

    - name: Generate Wiki Content  
      if: success()
      continue-on-error: true
      run: |
        echo "📋 Starting Wiki generation..."
        cd ./terraform/authentik
        
        # Generate terraform output
        echo "🔍 Generating Terraform output..."
        
        # Get only the specific output we need
        echo "📤 Extracting applications_for_wiki output..."
        terraform output -json applications_for_wiki > terraform-raw-output.json 2>&1
        
        # Check if output has command prefix
        if grep -q '^\[command\]' terraform-raw-output.json; then
          echo "⚠️ Detected command prefix, removing first line..."
          tail -n +2 terraform-raw-output.json > terraform-output.json
        else
          cp terraform-raw-output.json terraform-output.json
        fi
        
        # Validate JSON and extract value
        echo "🔍 Validating and extracting JSON..."
        if python3 -c "import json; f=open('terraform-output.json'); data=json.load(f); f.close(); print('✅ Valid JSON')" 2>/dev/null; then
          # Extract just the value field using Python (more reliable than jq)
          cat > extract_value.py << 'EOF'
import json
with open('terraform-output.json', 'r') as f:
    data = json.load(f)
    # Handle both full output format and direct value
    if isinstance(data, dict) and 'value' in data:
        value = data['value']
    else:
        value = data
    with open('terraform-output-value.json', 'w') as out:
        json.dump(value, out, indent=2)
EOF
          python3 extract_value.py
          mv terraform-output-value.json terraform-output.json
          echo "✅ JSON extracted successfully"
        else
          echo "❌ Invalid JSON detected, trying to fix..."
          # Try to extract valid JSON part
          cat > fix_json.py << 'EOF'
import json
import re

with open('terraform-output.json', 'r') as f:
    content = f.read()

# Try to find and extract valid JSON
try:
    # Find first { and last matching }
    start = content.find('{')
    if start >= 0:
        # Count brackets to find matching close
        count = 0
        end = start
        for i in range(start, len(content)):
            if content[i] == '{':
                count += 1
            elif content[i] == '}':
                count -= 1
                if count == 0:
                    end = i + 1
                    break
        
        if end > start:
            json_str = content[start:end]
            data = json.loads(json_str)
            if 'value' in data:
                data = data['value']
            with open('terraform-output.json', 'w') as out:
                json.dump(data, out, indent=2)
            print('✅ Fixed JSON by extracting valid portion')
        else:
            print('❌ Could not find matching brackets')
    else:
        print('❌ No JSON found in output')
except Exception as e:
    print(f'❌ Failed to fix JSON: {e}')
EOF
          python3 fix_json.py
        fi
        
        # Debug output
        echo "📄 Output file size: $(wc -c < terraform-output.json) bytes"
        echo "🔍 Content preview:"
        head -c 500 terraform-output.json
        echo ""
        
        # Run wiki generation with debug if first attempt fails
        echo "📊 Running wiki generation script..."
        if ! python3 ../../.gitea/scripts/generate-apps-wiki.py terraform-output.json; then
          echo "⚠️ First attempt failed, retrying with debug..."
          python3 ../../.gitea/scripts/generate-apps-wiki.py terraform-output.json --debug || echo "⚠️ Wiki generation failed"
        fi
        
        # Check if wiki file was created
        if [ -f "Applications.md" ]; then
          echo "✅ Wiki content generated successfully"
        else
          echo "⚠️ Wiki content not generated"
          exit 0
        fi
      working-directory: ./

    - name: Upload Wiki to Gitea
      if: success()  
      continue-on-error: true
      run: |
        cd ./terraform/authentik
        
        # Set variables
        GITEA_URL="${{ secrets.GT_WIKI_URL }}"
        GITEA_TOKEN="${{ secrets.GT_WIKI_TOKEN }}"
        GITEA_OWNER="${{ secrets.GT_WIKI_OWNER }}"
        GITEA_REPO="${{ secrets.GT_WIKI_REPO }}"
        
        # Check if file exists
        if [ ! -f "Applications.md" ]; then
          echo "⚠️ Applications.md not found, skipping wiki update"
          exit 0
        fi
        
        echo "📤 Uploading to Gitea Wiki..."
        
        # Encode content to base64
        CONTENT=$(base64 -w 0 Applications.md)
        
        # Check if wiki page exists
        WIKI_PAGE_EXISTS=$(curl -s -o /dev/null -w "%{http_code}" \
          -H "Authorization: token $GITEA_TOKEN" \
          "$GITEA_URL/api/v1/repos/$GITEA_OWNER/$GITEA_REPO/wiki/page/Applications" || echo "000")
        
        if [ "$WIKI_PAGE_EXISTS" = "200" ]; then
          echo "📝 Updating existing wiki page..."
          curl -X PATCH \
            -H "Authorization: token $GITEA_TOKEN" \
            -H "Content-Type: application/json" \
            -d "{
              \"title\": \"Applications\",
              \"content_base64\": \"$CONTENT\",
              \"message\": \"Update applications list from CI/CD [$(date)]\"
            }" \
            "$GITEA_URL/api/v1/repos/$GITEA_OWNER/$GITEA_REPO/wiki/page/Applications" || echo "⚠️ Wiki update failed"
        else
          echo "📄 Creating new wiki page..."
          curl -X POST \
            -H "Authorization: token $GITEA_TOKEN" \
            -H "Content-Type: application/json" \
            -d "{
              \"title\": \"Applications\", 
              \"content_base64\": \"$CONTENT\",
              \"message\": \"Create applications list from CI/CD [$(date)]\"
            }" \
            "$GITEA_URL/api/v1/repos/$GITEA_OWNER/$GITEA_REPO/wiki/new" || echo "⚠️ Wiki creation failed"
        fi
        
        echo "✅ Wiki update process completed"
      working-directory: ./