global virtual with sharing class ocms_DNETFileDownload extends cms.ContentTemplateController {
    
    global virtual override String getHTML() {
        
        Boolean hasFileName = String.isNotBlank(fileName);
        Boolean hasFileSize = String.isNotBlank(fileSize);
        Boolean hasDownloadFile = String.isNotBlank(fileDownloadUrl);
        Boolean hasFileDescription = String.isNotBlank(fileDescription);
        
        String html ='';
        
        if(hasFileName){
           html += '<div>'+fileName.escapeHtml4();
        }
        
        if(hasDownloadFile){
            html +='<a href=" '+ fileDownloadUrl.escapeHtml4() + '"'
                + 'download class="download-btn" target="_blank">Download</a></div>';
        }
        
        if(hasFileSize){
           html += '<div>'+fileSize.escapeHtml4()+'</div><hr>';
        }
        
        if(hasFileDescription){
           html += '<div>'+fileDescription.escapeHtml4()+'</div>';
        }
        
        return html;
    }
    
    public String fileName {
        get {
            return getAttribute('fileName');
        } set;
    }
    
    public String fileDownloadUrl {
        get {
            return getAttribute('fileDownloadUrl');
        } set;
    }
    
    public String fileDescription {
        get {
            return getAttribute('fileDescription');
        } set;
    }
    
    public String fileSize {
        get {
            return getAttribute('fileSize');
        } set;
    }
    
    @TestVisible
    private Map<String, String> testAttributes = new Map<String, String>();
    
    private String getAttribute(String attributeName) {
        if(Test.isRunningTest()) {
            return testAttributes.get(attributeName);
        } else {
            return getProperty(attributeName);
        }
    }
    
}