package org.gcube.portlets.user.reportgenerator.client.uibinder;

import org.gcube.portlets.user.exporter.shared.TypeExporter;
import org.gcube.portlets.user.reportgenerator.client.ReportServiceAsync;
import org.gcube.portlets.user.reportgenerator.client.ToolboxPanel;
import org.gcube.portlets.user.reportgenerator.client.Presenter.Presenter;

import com.google.gwt.core.client.GWT;
import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.uibinder.client.UiBinder;
import com.google.gwt.uibinder.client.UiField;
import com.google.gwt.uibinder.client.UiHandler;
import com.google.gwt.user.client.Window;
import com.google.gwt.user.client.rpc.AsyncCallback;
import com.google.gwt.user.client.ui.Composite;
import com.google.gwt.user.client.ui.HTML;
import com.google.gwt.user.client.ui.Widget;

public class ExportOptions extends Composite {

	private static ExportOptionsUiBinder uiBinder = GWT
			.create(ExportOptionsUiBinder.class);

	interface ExportOptionsUiBinder extends UiBinder<Widget, ExportOptions> {
	}
	enum ExportMode {SAVE_OPEN, SAVE, SAVE_AS }

	ToolboxPanel tbp;
	@UiField HTML saveOpen;
	@UiField HTML save;
	@UiField HTML saveAs;


	private String filePath;
	private String itemName;
	private String workspaceFolderId;
	private  TypeExporter type;
	private ReportServiceAsync rpc;
	private Presenter p;

	public ExportOptions(Presenter p, ToolboxPanel tbp, final String filePath, final String itemName, final TypeExporter type, ReportServiceAsync rpc) {
		initWidget(uiBinder.createAndBindUi(this));
		this.tbp = tbp;
		this.filePath = filePath;
		this.itemName = itemName;
		this.type= type;
		this.rpc = rpc;
		this.p = p;
		workspaceFolderId = null;
	}

	@UiHandler("saveOpen")
	void onSaveOpenClick(ClickEvent e) {
		GWT.log("SaveOPen");
		doCallBack(ExportMode.SAVE_OPEN);
	}
	
	@UiHandler("save")
	void onSaveClick(ClickEvent e) {
		doCallBack(ExportMode.SAVE);
	}
	
	@UiHandler("saveAs")
	void onSaveAs(ClickEvent e) {
		doCallBack(ExportMode.SAVE_AS);
	}


	private void doCallBack(ExportMode mode) {
		rpc.save(filePath, workspaceFolderId, itemName, type, true, new AsyncCallback<String>() {			
			@Override
			public void onSuccess(String createdItemId) {
				p.clearExportPanel();
				tbp.showExportedVersion(createdItemId, itemName);
				Window.alert("Success ");
			}
			
			@Override
			public void onFailure(Throwable caught) {		
				Window.alert("Error: " + caught.getMessage());
			}
		});
	}
}