package?com.controller.controller;

import?java.io.IOException;
import?java.util.ArrayList;
import?java.util.List;
import?java.util.Map;
import?java.util.Random;

import?javax.servlet.ServletException;
import?javax.servlet.annotation.WebServlet;
import?javax.servlet.http.HttpServlet;
import?javax.servlet.http.HttpServletRequest;
import?javax.servlet.http.HttpServletResponse;
import?javax.servlet.http.HttpSession;

import?com.pojo.Address;
import?com.pojo.MyOrder;
import?com.pojo.OrderItem;
import?com.pojo.Product;
import?com.pojo.User;
import?com.service.OrderService;
import?com.service.ProductService;

@WebServlet（“/AddOrderServlet“）
public?class?AddOrderServlet?extends?HttpServlet?{
	private?static?final?long?serialVersionUID?=?1L;

	protected?void?doGet（HttpServletRequest?request?HttpServletResponse?response）
			throws?ServletException?IOException?{
		doPost（request?response）;
	}

	protected?void?doPost（HttpServletRequest?request?HttpServletResponse?response）
			throws?ServletException?IOException?{
		System.out.println（“提交訂單的servlet-------“）;
		
		String?flag?=?request.getParameter（“flag“）;
		System.out.println（“請(qǐng)求的值“+flag）;

		switch?（flag）?{
		case?“addShop“:
			addShop（request?response）;
			break;
		case?“l(fā)istOrder“:
			listOrder（requestresponse）;
			break;
		default:
			break;
		}
		

	}

	private?void?listOrder（HttpServletRequest?request?HttpServletResponse?response）?throws?ServletException?IOException?{
		String?userId?=?request.getParameter（“userId“）;
		List?listOrder?=?new?OrderService（）.findAllOrder（userId）;
		if?（listOrder?!=?null?&&?listOrder.size（）>0）?{
			System.out.println（“第一個(gè)下單時(shí)間：“+listOrder.get（0）.getOrderTime（））;
			request.setAttribute（“l(fā)istOrder“?listOrder）;
			request.getRequestDispatcher（“front/order.jsp?flag=listOrder“）.forward（request?response）;
		}?else?{
			response.sendRedirect（request.getContextPath（）?+?“/front/order.jsp“）;
		}
	}

	private?void?addShop（HttpServletRequest?request?HttpServletResponse?response）?throws?ServletException?IOException?{
		//?TODO?Auto-generated?method?stub
		MyOrder?order?=?new?MyOrder（）;
		//?把hashcode作為訂單編號(hào)
		int?orderId?=?order.hashCode（）?+?new?Random（）.nextInt（100）;
		order.setOrderId（orderId）;
		//?創(chuàng)建訂單集合
		List?ListOrderItem?=?new?ArrayList<>（）;
		HttpSession?session?=?request.getSession（）;
		//?獲取選中的商品
		String[]?pIds?=?request.getParameterValues（“pid“）;
		//?獲取對(duì)應(yīng)的商品數(shù)量
		String[]?nums?=?request.getParameterValues（“buyNum“）;
		if?（pIds?!=?null?&&?nums?!=?null）?{
			//?商品總價(jià)
			double?totalMoney?=?0;
			for?（int?i?=?0;?i?				int?pid?=?Integer.parseInt（pIds[i]）;
				//?通過id查詢出對(duì)應(yīng)的商品對(duì)象
				Product?pro?=?new?ProductService（）.findProductById（pid）;
				int?num?=?Integer.parseInt（nums[i]）;
				//?計(jì)算該商品的總價(jià)值
				double?singleMoney?=?pro.getTruePrice（）?*?num;

				OrderItem?orderItem?=?new?OrderItem（0?order?pro?num?singleMoney）;
				System.out.prin

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2019-04-17?14:10??（小米商城）\
?????目錄???????????0??2019-04-17?14:09??（小米商城）\FirstProject_AiMi\
?????文件?????????920??2018-09-03?19:14??（小米商城）\FirstProject_AiMi\.classpath
?????文件????????1050??2018-09-04?21:33??（小米商城）\FirstProject_AiMi\.project
?????目錄???????????0??2019-04-17?14:09??（小米商城）\FirstProject_AiMi\.settings\
?????文件?????????567??2018-09-03?18:30??（小米商城）\FirstProject_AiMi\.settings\.jsdtscope
?????文件??????????72??2018-09-09?10:51??（小米商城）\FirstProject_AiMi\.settings\org.eclipse.core.resources.prefs
?????文件?????????364??2018-09-03?18:30??（小米商城）\FirstProject_AiMi\.settings\org.eclipse.jdt.core.prefs
?????文件?????????503??2018-09-04?21:33??（小米商城）\FirstProject_AiMi\.settings\org.eclipse.wst.common.component
?????文件?????????345??2018-09-03?18:30??（小米商城）\FirstProject_AiMi\.settings\org.eclipse.wst.common.project.facet.core.xml
?????文件??????????49??2018-09-03?18:30??（小米商城）\FirstProject_AiMi\.settings\org.eclipse.wst.jsdt.ui.superType.container
?????文件???????????6??2018-09-03?18:30??（小米商城）\FirstProject_AiMi\.settings\org.eclipse.wst.jsdt.ui.superType.name
?????目錄???????????0??2019-04-17?14:09??（小米商城）\FirstProject_AiMi\build\
?????目錄???????????0??2019-04-17?14:09??（小米商城）\FirstProject_AiMi\build\classes\
?????目錄???????????0??2019-04-17?14:09??（小米商城）\FirstProject_AiMi\build\classes\com\
?????目錄???????????0??2019-04-17?14:09??（小米商城）\FirstProject_AiMi\build\classes\com\controller\
?????目錄???????????0??2019-04-17?14:09??（小米商城）\FirstProject_AiMi\build\classes\com\controller\controller\
?????文件????????6164??2018-09-15?11:39??（小米商城）\FirstProject_AiMi\build\classes\com\controller\controller\AddOrderServlet.class
?????文件????????5323??2018-09-14?23:52??（小米商城）\FirstProject_AiMi\build\classes\com\controller\controller\AddressServlet.class
?????文件????????2216??2018-09-14?23:52??（小米商城）\FirstProject_AiMi\build\classes\com\controller\controller\IndexServlet.class
?????文件????????3122??2018-09-14?23:52??（小米商城）\FirstProject_AiMi\build\classes\com\controller\controller\ManagerServlet.class
?????文件????????5484??2018-09-14?23:52??（小米商城）\FirstProject_AiMi\build\classes\com\controller\controller\ProductServlet.class
?????文件????????3912??2018-09-14?23:52??（小米商城）\FirstProject_AiMi\build\classes\com\controller\controller\ShopCarServlet.class
?????文件????????3867??2018-09-14?23:52??（小米商城）\FirstProject_AiMi\build\classes\com\controller\controller\SubTypeServlet.class
?????文件????????3293??2018-09-14?23:52??（小米商城）\FirstProject_AiMi\build\classes\com\controller\controller\SuperTypeServlet.class
?????文件????????8812??2018-09-15?14:18??（小米商城）\FirstProject_AiMi\build\classes\com\controller\controller\UserServlet.class
?????目錄???????????0??2019-04-17?14:09??（小米商城）\FirstProject_AiMi\build\classes\com\controller\filter\
?????文件????????1355??2018-09-14?23:52??（小米商城）\FirstProject_AiMi\build\classes\com\controller\filter\EncodingFilter.class
?????目錄???????????0??2019-04-17?14:09??（小米商城）\FirstProject_AiMi\build\classes\com\dao\
?????文件????????3560??2018-09-14?23:52??（小米商城）\FirstProject_AiMi\build\classes\com\dao\AddressDAO.class
?????文件????????1365??2018-09-14?23:52??（小米商城）\FirstProject_AiMi\build\classes\com\dao\ManagerDAO.class
............此處省略402個(gè)文件信息