package cn.ksource.core.web;

import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

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

import org.apache.commons.lang.StringUtils;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.servlet.ModelAndView;

import cn.ksource.core.util.ConvertUtil;
import cn.ksource.web.SysConstants;

/**
 * Web处理常用工具类
 * @version V1.0.0
 * @author 杨凯
 * @date Dec 12, 2013 6:21:37 PM
 */
public class WebUtil {
	
	/**
	 * 获取系统URL
	 * @param request
	 * @return
	 * @version V1.0.0
	 * @author 杨凯
	 * @date Jan 15, 2014 3:12:19 PM
	 */
	public static String getFullPath(HttpServletRequest request){
		return request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+request.getContextPath()+"/";
	}
	
	/**
	 * 获取当前登录人ID
	 * @param request
	 * @return
	 * @version V1.0.0
	 * @author 杨凯
	 * @date Dec 12, 2013 6:22:40 PM
	 */
	public static String getLoginedUserId(HttpServletRequest request){
		return getLoginUser(request).getLoginUser().get("ID").toString();
	}
	
	
	/**
	 * 获取用户id统一入口
	 * @param request
	 * @return
	 * @author chenlong
	 */
	public static String getUserId(HttpServletRequest request){
		return getLoginUser(request).getLoginUser().get("ID").toString();
	}
	/**
	 * 获取用户name统一入口
	 * @param request
	 * @return
	 * @author chenlong
	 */
	public static String getUserName(HttpServletRequest request){
		return getLoginUser(request).getLoginUser().get("ZSXM").toString();
	}
	
	/**
	 * 返回Controller类的RequestMapping+ViewName
	 * @param controller
	 * @param viewName
	 * @return
	 * @version V1.0.0
	 * @author 杨凯
	 * @date Jan 25, 2014 3:40:42 PM
	 */
	public static String getViewName(Object controller,String viewName){
		String controllerViewName = controller.getClass().getAnnotation(RequestMapping.class).value()[0];
		return controllerViewName+viewName;
	}
	
	public static ModelAndView getView(Object controller,String viewName){
		String controllerViewName = controller.getClass().getAnnotation(RequestMapping.class).value()[0];
		return new ModelAndView(controllerViewName+viewName);
	}
	
	
	
	/**
	 * 判断一个请求是否为AJAX请求
	 * @param request
	 * @return
	 * @version V1.0.0
	 * @author 杨凯
	 * @date Jan 16, 2014 6:38:05 PM
	 */
	public static boolean isAjaxRequest(HttpServletRequest request){
		String requestType = request.getHeader("X-Requested-With");
		if (StringUtils.isNotBlank(requestType) && requestType.equalsIgnoreCase("XMLHttpRequest")) {
			return true;
		}
		return false;
	}
	
	
	/**
	 * 获取Sql排序
	 * @param request
	 * @param defaultOrderBy
	 * @return
	 * @version V1.0.0
	 * @author 杨凯
	 * @date Jan 15, 2014 10:13:00 AM
	 */
	public static String getOrderBySql(HttpServletRequest request,String defaultOrderBy){
		String order = request.getParameter("order");
		String sort = request.getParameter("sort");
		if (StringUtils.isBlank(order)) {
			return defaultOrderBy;
		}
		
		String[] orders = order.split(",");
		String[] sorts = sort.split(",");
		String orderby = " order by ";
		for (int i = 0; i < sorts.length; i++) {
			orderby += sorts[i] + " " + orders[i] + ",";
		}
		return StringUtils.removeEnd(orderby, ",");
	}
	/**
	 * 获取Sql排序
	 * @param request
	 * @param defaultOrderBy
	 * @param replace 替代默认值
	 * @return
	 * @version V1.0.0
	 * @author 杨凯
	 * @date Jan 15, 2014 10:13:00 AM
	 */
	public static String getOrderBySql(HttpServletRequest request,String defaultOrderBy,Map<String,String> replace){
		String order = request.getParameter("order");
		String sort = request.getParameter("sort");
		
		if (StringUtils.isBlank(order)) {
			return defaultOrderBy;
		}
		if (replace == null) {
			replace = new HashMap();
		}
		
		String[] orders = order.split(",");
		String[] sorts = sort.split(",");
		String orderby = " order by ";
		for (int i = 0; i < sorts.length; i++) {
			String key = sorts[i];
			if (replace.containsKey(key)) {
				key = replace.get(key);
			}
			orderby += key + " " + orders[i] + ",";
		}
		return StringUtils.removeEnd(orderby, ",");
	}
	
	
	/**
	 * 取得当前登陆人信息
	 * @param request
	 * @return
	 * @version V1.0.0
	 * @author 杨凯
	 * @date Dec 28, 2013 5:59:40 PM
	 */
	public static LoginUser getLoginUser(HttpServletRequest request){
		return (LoginUser)request.getSession().getAttribute(SysConstants.LOGIN_INFO_KEY);
	}
	
	
	
	
	
	
	
	
	/**
	 * 是否具有指定的权限
	 * @param funcid
	 * @return
	 * @version V1.0.0
	 * @author 杨凯
	 * @date Jan 13, 2014 5:36:37 PM
	 */
	public static boolean hasPower(HttpServletRequest request,String funcid){
		LoginUser loginUser = getLoginUser(request);
		return loginUser.getPermissionMap().containsKey(funcid);
	}
	
	
	/**
	 * 获取真实路径
	 * @param request
	 * @param path
	 * @return
	 * @version V1.0.0
	 * @author 杨凯
	 * @date Dec 28, 2013 11:13:42 AM
	 */
	public static String getRealPath(HttpServletRequest request,String path){
		return request.getSession().getServletContext().getRealPath(path);
	}
	
	
	/**
	 * 以utf-8编码向客户写入信息
	 * @param str
	 * @version V1.0.0
	 * @author 杨凯
	 * @date Sep 18, 2013 12:51:36 AM
	 */
	public static void write(HttpServletResponse response, String str){
		try {
			response.setContentType("text/html");
			response.setCharacterEncoding("utf-8");
			PrintWriter writer =response.getWriter();
			writer.print(str);
			writer.flush();
			writer.close();
		} catch (Exception e) {
			e.printStackTrace();
		}
	}
	
	/**
	 * 界面统一跳转
	 * @param message 展示的信息
	 * @param autoScript 自动执行的脚本
	 * @param sysInfo 成功或者失败
	 * @version V1.0.0
	 * @author 杨凯
	 * @date Dec 10, 2013 10:15:26 AM
	 */
	public static ModelAndView goSysInfoPage(HttpServletRequest request,String message,String autoScript,SysInfo sysInfo){
		ModelAndView view = new ModelAndView("redirect:/business/sysinfo.html");
		HttpSession session = request.getSession();
		session.setAttribute("message", message);
		session.setAttribute("autoScript", autoScript);
		session.setAttribute("sysInfo", sysInfo.toString());
		return view;
	}
	
	/**
	 * 新界面统一跳转
	 * @param message 展示的信息
	 * @param autoScript 自动执行的脚本
	 * @param sysInfo 成功或者失败
	 * @version V1.0.0sysInfoPage
	 * @author jxl
	 * @date Dec 10, 2013 10:15:26 AM
	 */
	public static ModelAndView sysInfoPage(HttpServletRequest request,String message,String autoScript,SysInfo sysInfo,String url){
		ModelAndView view = new ModelAndView("/business/pages/include/sysInfoPage");
		HttpSession session = request.getSession();
		session.setAttribute("message", message);
		session.setAttribute("autoScript", autoScript);
		session.setAttribute("sysInfo", sysInfo.toString());
		session.setAttribute("outurlput", url);
		session.setAttribute("msg", null);
		return view;
	}
	
	/**
	 * 新界面统一跳转
	 * @param message 展示的信息
	 * @param autoScript 自动执行的脚本
	 * @param sysInfo 成功或者失败
	 * @version V1.0.0
	 * @author jxl
	 * @date Dec 10, 2013 10:15:26 AM
	 */
	public static ModelAndView sysInfoPage(HttpServletRequest request,String message,String autoScript,SysInfo sysInfo,String url,SysInfoMsg msg){
		ModelAndView view = new ModelAndView("/business/pages/include/sysInfoPage");
		HttpSession session = request.getSession();
		session.setAttribute("message", message);
		session.setAttribute("autoScript", autoScript);
		session.setAttribute("sysInfo", sysInfo.toString());
		session.setAttribute("outurlput", url);
		session.setAttribute("msg", msg);
		return view;
	}
	
	/**
	 * 得到不同的用户桌面所对应的客户信息
	 */
	public static List getCustomers(HttpServletRequest request) {
		Map cusPro = (Map)request.getSession().getAttribute(SysConstants.CUSTOMER_PROJECT);
		List customers = (List)cusPro.get("customers");
		return customers;
	}
	
	/**
	 * 取得当前登陆人信息（用户中心）
	 * @param request
	 * @return
	 * @version V1.0.0
	 * @author 江小磊
	 */
	public static WebLoginUser getWebLoginUser(HttpServletRequest request){
		return (WebLoginUser)request.getSession().getAttribute(SysConstants.WEBSITE_LOGIN_INFO_KEY);
	}
	
	
	/**
	 * 取得当前用户中心当前登录人的ID
	 */
	public static String getWebLoginUserId(HttpServletRequest request){
		WebLoginUser loginUser = getWebLoginUser(request);
		return loginUser.getUserId();
	}
	
	/**
	 * 取得当前用户中心当前登录人的客户ID
	 */
	public static String getWebLoginUserCusId(HttpServletRequest request) {
		WebLoginUser loginUser = getWebLoginUser(request);
		return loginUser.getCustomerId();
	}
	
	//===================手机微信工程师session存放信息
	/**
	 * 获取手机微信工程师session信息
	 */
	public static Map getEngineerMsg(HttpServletRequest request) {
		Map userMap = new HashMap();
		Object obj = request.getSession().getAttribute(SysConstants.WYW_ENGINEER_LOGIN_INFO_KEY);
		if(null!=obj) {
			userMap = (Map)obj;
		}
		return userMap;
	}
	
	
	/**
	 * 获取手机微信工程师openId
	 */
	public static String getEngineerOpenId(HttpServletRequest request) {
		Map userMap = new HashMap();
		Object obj = request.getSession().getAttribute(SysConstants.WYW_ENGINEER_LOGIN_INFO_KEY);
		if(null!=obj) {
			userMap = (Map)obj;
		}
		String openId = new String();
		if(userMap.size()>0) {
			openId = ConvertUtil.obj2StrBlank(userMap.get("OPEN_ID"));
		}
		return openId;
	}
	
	
	/**
	 * 清空手机微信工程师session信息
	 */
	public static void removeEngineerMsg(HttpServletRequest request) {
		HttpSession session = request.getSession();
		session.removeAttribute(SysConstants.WYW_ENGINEER_LOGIN_INFO_KEY);
		session.invalidate();
	}
	
	/**
	 * 获取手机微信工程师桌面类型
	 */
	public static String getEngineerDeskType(HttpServletRequest request) {
		Map userMap = new HashMap();
		Object obj = request.getSession().getAttribute(SysConstants.WYW_ENGINEER_LOGIN_INFO_KEY);
		if(null!=obj) {
			userMap = (Map)obj;
		}
		String deskType = new String();
		if(userMap.size()>0) {
			deskType = ConvertUtil.obj2StrBlank(userMap.get("deskTopType"));
		}
		return deskType;
	}
	
	/**
	 * 获取手机微信工程师userId
	 */
	public static String getEngineerUserId(HttpServletRequest request) {
		Map userMap = new HashMap();
		Object obj = request.getSession().getAttribute(SysConstants.WYW_ENGINEER_LOGIN_INFO_KEY);
		if(null!=obj) {
			userMap = (Map)obj;
		}
		String userId = new String();
		if(userMap.size()>0) {
			userId = ConvertUtil.obj2StrBlank(userMap.get("ID"));
		}
		return userId;
	}
	
	/**
	 * 取得当前用户微运维登录者的信息
	 */
	public static Map getWywLoginUser(HttpServletRequest request) {
		return (Map)request.getSession().getAttribute(SysConstants.WYW_LOGIN_INFO_KEY);
	}
	
	/**
	 * 取得当前用户微运维当前登录人的ID
	 */
	public static String getUserWywId(HttpServletRequest request){
		Map user = getWywLoginUser(request);
		String userId = ConvertUtil.obj2StrBlank(user.get("ID"));
		return userId;
	}
	
	/**
	 * 取得当前用户微运维当前登录的客户ID
	 */
	public static String getUserWywCusId(HttpServletRequest request) {
		Map user = getWywLoginUser(request);
		String cusId = ConvertUtil.obj2StrBlank(user.get("CUSTOMER_ID"));
		return cusId;
	}
	
	/**
	 * 取得当前用户微运维当前登录人的openId
	 */
	public static String getUserWywOpenId(HttpServletRequest request) {
		Map user = getWywLoginUser(request);
		String openId = ConvertUtil.obj2StrBlank(user.get("WECHAT_OPEN_ID"));
		return openId;
	}
	
	
	/**
	 * 清空手机微信用户session信息
	 */
	public static void removeCustomerMsg(HttpServletRequest request) {
		HttpSession session = request.getSession();
		session.removeAttribute(SysConstants.WYW_LOGIN_INFO_KEY);
		session.invalidate();
	}
	
	/**
	 * 取得当前微运维工程师的信息
	 */
	public static Map getWywEngineerLoginUser(HttpServletRequest request) {
		return (Map)request.getSession().getAttribute(SysConstants.WYW_ENGINEER_LOGIN_INFO_KEY);
	}
	
	//===================手机微信工程师session存放信息
	
}