package com.pure.web.spring.manager.helper;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.springframework.validation.BindException;
import org.springframework.web.servlet.ModelAndView;
import org.springframework.web.servlet.mvc.SimpleFormController;

import com.pure.domain.Helper;
import com.pure.domain.logic.HelperFacade;

/**
 * 購物指南控制器
 * 
 * @author pure
 * 
 */
public class HelperController extends SimpleFormController {
	protected final Log logger = LogFactory.getLog(getClass());

	private HelperFacade helperFacade;

	public HelperFacade getHelperFacade() {
		return helperFacade;
	}

	public void setHelperFacade(HelperFacade helperFacade) {
		this.helperFacade = helperFacade;
	}

	/**
	 * 初始化表單數據
	 */
	protected Object formBackingObject(HttpServletRequest request)
			throws Exception {
		Helper helper = getHelperFacade().getFirstHelper();
		return helper;
	}

	/**
	 * 處理表單提交事件
	 */
	protected ModelAndView onSubmit(HttpServletRequest request,
			HttpServletResponse response, Object command, BindException errors)
			throws Exception {
		Helper helper = (Helper) command;
		getHelperFacade().saveOrUpdate(helper);
		return new ModelAndView(getSuccessView());
	}

}