caimei365-manager/src/main/java/com/caimei/modules/banner/web/CrmBannerController.java

package com.caimei.modules.banner.web;

import java.util.Map;

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

import org.apache.shiro.authz.annotation.RequiresPermissions;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.ModelAttribute;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.servlet.mvc.support.RedirectAttributes;

import com.caimei.modules.banner.entity.CrmBanner;
import com.caimei.modules.banner.service.CrmBannerService;
import com.google.common.collect.Maps;
import com.thinkgem.jeesite.common.config.Global;
import com.thinkgem.jeesite.common.persistence.Page;
import com.thinkgem.jeesite.common.utils.StringUtils;
import com.thinkgem.jeesite.common.web.BaseController;

/**
 * CRM首页轮播图Controller
 * @author LG
 * @version 2016-08-19
 */
@Controller
@RequestMapping(value = "${adminPath}/banner/crmBanner")
public class CrmBannerController extends BaseController {

	@Autowired
	private CrmBannerService crmBannerService;
	
	@ModelAttribute
	public CrmBanner get(@RequestParam(required=false) String id) {
		CrmBanner entity = null;
		if (StringUtils.isNotBlank(id)){
			entity = crmBannerService.get(id);
		}
		if (entity == null){
			entity = new CrmBanner();
		}
		return entity;
	}
	
	@RequiresPermissions("banner:crmBanner:view")
	@RequestMapping(value = {"list", ""})
	public String list(CrmBanner crmBanner, HttpServletRequest request, HttpServletResponse response, Model model) {
		Page<CrmBanner> page = crmBannerService.findPage(new Page<CrmBanner>(request, response), crmBanner); 
		model.addAttribute("page", page);
		return "modules/banner/crmBannerList";
	}

	@RequiresPermissions("banner:crmBanner:view")
	@RequestMapping(value = "form")
	public String form(CrmBanner crmBanner, Model model) {
		model.addAttribute("crmBanner", crmBanner);
		return "modules/banner/crmBannerForm";
	}

	@RequiresPermissions("banner:crmBanner:edit")
	@RequestMapping(value = "save")
	public String save(CrmBanner crmBanner, Model model, RedirectAttributes redirectAttributes, HttpServletRequest request) {
		if(checkValidator(model, crmBanner)){//参数、必填验证
			return form(crmBanner, model);
		}
		crmBannerService.save(crmBanner,request);
		addMessage(redirectAttributes, "保存CRM首页轮播图成功");
		return "redirect:"+Global.getAdminPath()+"/banner/crmBanner/?repage";
	}
	
	private boolean checkValidator(Model model,CrmBanner crmBanner) {
		if (!beanValidator(model, crmBanner)){
			return true;
		}
		if(StringUtils.getStringLength(crmBanner.getTitle())>40){
			model.addAttribute("message", "标题过长！");
			return true;
		}
		if(StringUtils.isNotBlank(crmBanner.getLink()) &&StringUtils.getStringLength(crmBanner.getTitle())>100){
			model.addAttribute("message", "链接过长！");
			return true;
		}
		if(StringUtils.equals(crmBanner.getEnabledStatus(), "1")){
			CrmBanner crmBanner2 = crmBannerService.get(crmBanner.getId());
			if(null!=crmBanner2){
				if(!StringUtils.equals(crmBanner2.getEnabledStatus(), "1") && crmBannerService.countEnabledStatus("1")>=9){
					model.addAttribute("message", "最多只能启用9项，请先停用！");
					return true;
				}
			}else if(crmBannerService.countEnabledStatus("1")>=9){
				model.addAttribute("message", "最多只能启用9项，请先停用！");
				return true;
			}
		}
		return false;
	}
	
	@RequiresPermissions("banner:crmBanner:delete")
	@RequestMapping(value = "delete")
	public String delete(CrmBanner crmBanner, RedirectAttributes redirectAttributes) {
		crmBannerService.delete(crmBanner);
		addMessage(redirectAttributes, "删除CRM首页轮播图成功");
		return "redirect:"+Global.getAdminPath()+"/banner/crmBanner/?repage";
	}
	
	/**
	 * 批量修改启用、停用状态
	 * @param enabledStatus
	 * @param ids
	 * @param request
	 * @param response
	 * @return
	 */
	@RequiresPermissions("banner:crmBanner:edit")
	@ResponseBody
	@RequestMapping(value="updateEnabledStatus")
	public Map<String, Object> updateEnabledStatus(String status,String[] ids,HttpServletRequest request,HttpServletResponse response){
		Map<String, Object> map =Maps.newLinkedHashMap();
		try {
			crmBannerService.updateEnabledStatusByIds(status,ids);
			map.put("success",true);
			map.put("msg", "修改成功");
		} catch (Exception e) {
			logger.debug(e.toString(),e);
			map.put("success",false);
			map.put("msg", "修改失败");
		}
        return map;  
	}

	/**
	 * 状态统计
	 * @param enabledStatus
	 * @param request
	 * @param response
	 * @return
	 */
	@RequiresPermissions("banner:crmBanner:view")
	@ResponseBody
	@RequestMapping(value="countEnabledStatus")
	public Map<String, Object> countEnabledStatus(String status,HttpServletRequest request,HttpServletResponse response){
		Map<String, Object> map =Maps.newLinkedHashMap();
		try {
			int count=crmBannerService.countEnabledStatus(status);
			map.put("success",true);
			map.put("count",count);
		} catch (Exception e) {
			logger.debug(e.toString(),e);
			map.put("success",false);
			map.put("count",0);
		}
        return map;  
	}
}