function handler()

in redirect-based-on-country/index.js [1:22]

• 20 lines of code
• 3 McCabe index (conditional complexity)

function handler(event) {
    var request = event.request;
    var headers = request.headers;
    var host = request.headers.host.value;
    var country = 'DE' // Choose a country code
    var newurl = `https://${host}/de/index.html` // Change the redirect URL to your choice 
  
    if (headers['cloudfront-viewer-country']) {
        var countryCode = headers['cloudfront-viewer-country'].value;
        if (countryCode === country) {
            var response = {
                statusCode: 302,
                statusDescription: 'Found',
                headers:
                    { "location": { "value": newurl } }
                }

            return response;
        }
    }
    return request;
}