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package org.richfaces.renderkit.html;

import java.io.IOException;
import java.util.LinkedHashMap;
import java.util.Map;
import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
import javax.faces.context.ResponseWriter;
import org.richfaces.component.AbstractPlaceholder;
import org.richfaces.renderkit.PlaceholderRendererBase;
import org.richfaces.renderkit.RenderKitUtils;
import static org.richfaces.renderkit.RenderKitUtils.*;
import org.richfaces.renderkit.RenderKitUtils.Attributes;
import org.richfaces.renderkit.RenderKitUtils.ScriptHashVariableWrapper;


public class PlaceholderRenderer extends PlaceholderRendererBase {
	
private static final Attributes ATTRIBUTES_FOR_SCRIPT_HASH13 = attributes()
	     .generic("styleClass","styleClass")
	     
;
	
	
private static String convertToString(Object object) 
 {
		return object != null ? object.toString() : "";
	}
	
private static boolean isEmpty(Object object) 
 {
		if (object == null) {
		    return true;
		} else if (object.getClass().isArray()) {
		    return ((Object[]) object).length == 0;
		} else if (object instanceof java.util.Collection) {
		    return ((java.util.Collection) object).isEmpty();
		} else if (object instanceof java.util.Map) {
		    return ((java.util.Map) object).isEmpty();
		} else {
			return object.toString().length() == 0;
		}
	}
	
@Override
public void doEncodeEnd(ResponseWriter responseWriter, FacesContext facesContext, UIComponent uiComponent) 
		throws IOException
	 {
		AbstractPlaceholder component = (AbstractPlaceholder) uiComponent;
String clientId = component.getClientId(facesContext);
responseWriter.startElement("span", component); 
   {
      String value = clientId;
      if(null != value &&
         value.length()>0
      ) {
        responseWriter.writeAttribute("id",value,null);
      }
      
   }


responseWriter.startElement("script", component); 
   {
      String value = convertToString(clientId) + "Script";
      if(null != value &&
         value.length()>0
      ) {
        responseWriter.writeAttribute("id",value,null);
      }
      
   }

  responseWriter.writeAttribute("type","text/javascript",null);


Map options = new LinkedHashMap(); 

	
addToScriptHash(options, facesContext, component, ATTRIBUTES_FOR_SCRIPT_HASH13, null);
addToScriptHash(options, "targetId", (isEmpty(component.getSelector()) ? component.getParent().getClientId() : null), null, null);

addToScriptHash(options, "selector", ((!isEmpty(component.getSelector())) ? component.getSelector() : null), null, null);

addToScriptHash(options, "text", this.getConvertedValue(facesContext,component), null, null);


{
	Object text = "new RichFaces.ui.Placeholder(\"" + convertToString(clientId) + "\", " + convertToString(toScriptArgs(options)) + ");";
	if (text != null) {
		responseWriter.writeText(text, null); 
	}
}

responseWriter.endElement("script"); 
responseWriter.endElement("span"); 

	}
}