/*
 * Original Code Copyright Prime Technology.
 * Subsequent Code Modifications Copyright 2011-2014 ICEsoft Technologies Canada Corp. (c)
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 * NOTE THIS CODE HAS BEEN MODIFIED FROM ORIGINAL FORM
 *
 * Subsequent Code Modifications have been made and contributed by ICEsoft Technologies Canada Corp. (c).
 *
 * Code Modification 1: Integrated with ICEfaces Advanced Component Environment.
 * Contributors: ICEsoft Technologies Canada Corp. (c)
 *
 * Code Modification 2: [ADD BRIEF DESCRIPTION HERE]
 * Contributors: ______________________
 * Contributors: ______________________
 */
package org.icefaces.ace.component.printer;

import java.io.IOException;

import javax.faces.FacesException;
import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
import javax.faces.context.ResponseWriter;

import org.icefaces.ace.renderkit.CoreRenderer;
import org.icefaces.render.MandatoryResourceComponent;

import javax.faces.component.behavior.ClientBehavior;
import javax.faces.component.behavior.ClientBehaviorContext;
import javax.faces.component.behavior.ClientBehaviorHolder;
import java.util.*;

import javax.faces.event.ActionEvent;
import javax.faces.event.PhaseId;

import org.icefaces.ace.component.richtextentry.RichTextEntry;

@MandatoryResourceComponent(tagName="printer", value="org.icefaces.ace.component.printer.Printer")
public class PrinterRenderer extends CoreRenderer {

    @Override
    public void decode(FacesContext facesContext, UIComponent component) {
        Printer printer = (Printer) component;
        String clientId = printer.getClientId(facesContext);

        Map requestMap = facesContext.getExternalContext().getRequestParameterMap();
        Object sourceId = requestMap.get("ice.event.captured");
        if (sourceId != null && sourceId.toString().equals(clientId)) {
            printer.queueEvent(new ActionEvent(printer) {{ setPhaseId(PhaseId.INVOKE_APPLICATION); }});
        }

        decodeBehaviors(facesContext, printer);
    }

    @Override
    public void encodeEnd(FacesContext facesContext, UIComponent component) throws IOException {
        ResponseWriter writer = facesContext.getResponseWriter();
        Printer printer = (Printer) component;
        String clientId = printer.getClientId(facesContext);
        String parentClientId = printer.getParent().getClientId(facesContext);
        UIComponent forValue = printer.findComponent(printer.getFor());
        if(forValue == null)
            throw new FacesException("Cannot find component \"" + printer.getFor() + "\" in view.");

        writer.startElement("span", printer);
        writer.writeAttribute("id", clientId, null);
        writer.startElement("script", null);
        writer.writeAttribute("type", "text/javascript", null);

        writer.write("ice.ace.jq(ice.ace.escapeClientId('" + parentClientId + "')).click(function(e) {\n");
        writer.write("e.preventDefault();\n");

        // ClientBehaviors
        Map<String,List<ClientBehavior>> behaviorEvents = printer.getClientBehaviors();
        if(!behaviorEvents.isEmpty()) {
            List<ClientBehaviorContext.Parameter> params = Collections.emptyList();
            for(Iterator<ClientBehavior> behaviorIter = behaviorEvents.get("activate").iterator(); behaviorIter.hasNext();) {
                ClientBehavior behavior = behaviorIter.next();
                ClientBehaviorContext cbc = ClientBehaviorContext.createClientBehaviorContext(facesContext, printer, "activate", clientId, params);
                String script = behavior.getScript(cbc);    //could be null if disabled

                if(script != null) {
                    writer.write("ice.ace.ab(");
                    writer.write(script);
                    writer.write(");\n");
                }
            }
        }
		if (printer.isIgnoreValidation()) {
		    if (forValue instanceof RichTextEntry) {
		        writer.write("ice.ace.jq(ice.ace.escapeClientId('" + forValue.getClientId(facesContext) + "') + 'container iframe').get(0).contentWindow.print();\n");
		    } else {
			    writer.write("ice.ace.jq(ice.ace.escapeClientId('" + forValue.getClientId(facesContext) + "')).jqprint();\n");
			}
		}
        writer.write("});");
        writer.endElement("script");

        // ignoreValidation
        writer.startElement("span", null);
        writer.writeAttribute("id", clientId + "_ignoreValidation", null);
        writer.startElement("script", null);
        writer.writeAttribute("type", "text/javascript", null);
        if (!printer.isIgnoreValidation() && printer.isPassedValidation()) {
            Map requestMap = facesContext.getExternalContext().getRequestParameterMap();
            Object sourceId = requestMap.get("ice.event.captured");
			if (sourceId != null && sourceId.toString().equals(clientId)) {
			    if (forValue instanceof RichTextEntry) {
    		        writer.write("ice.ace.jq(ice.ace.escapeClientId('" + forValue.getClientId(facesContext) + "') + 'container iframe').get(0).contentWindow.print();\n");
			    } else {
				    writer.write("ice.ace.jq(ice.ace.escapeClientId('" + forValue.getClientId(facesContext) + "')).jqprint();\n");
				}
		    }
            writer.write("// " + System.currentTimeMillis());
        }
        writer.endElement("script");
        writer.endElement("span");
        writer.endElement("span");

        printer.setPassedValidation(false);
    }
}
