基于SSM的农产品销售管理系统

项目介绍

一、项目功能介绍

一、介绍

系统分为两个角色

用户功能：登陆，注册，商品分类，搜索，商城首页浏览，查看商品详情页面，收藏与加入购物车（需登录使用），订单，留言功能，个人中心

管理员功能：类目管理功能（对前台商品分类，增加和删除类目），用户管理，商品管理，订单管理，公告管理，留言管理

语言：java
技术：ssm（spring+spring MVC+mybatis）+jsp+jQuery
数据库：mysql
开发环境：idea或eclipse

二、部分页面展示

三、部分源码

package com.javapandeng.controller;

import com.alibaba.fastjson.JSONObject;
import com.javapandeng.po.Item;
import com.javapandeng.po.Car;
import com.javapandeng.service.ItemService;
import com.javapandeng.service.CarService;
import com.javapandeng.utils.Consts;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.ResponseBody;

import javax.servlet.http.HttpServletRequest;
import java.math.BigDecimal;
import java.math.RoundingMode;
import java.util.List;

/**
 * 购物车
 */
@Controller
@RequestMapping("/car")
public class CarController {

    @Autowired
    private CarService carService;

    @Autowired
    private ItemService itemService;

    @RequestMapping("/exAdd")
    @ResponseBody
    public String exAdd(Car car, HttpServletRequest request){
        JSONObject js = new JSONObject();
        Object attribute = request.getSession().getAttribute(Consts.USERID);
        if(attribute==null){
            js.put(Consts.RES,0);
            return js.toJSONString();
        }
        //保存到购物车
        Integer userId = Integer.valueOf(attribute.toString());
        car.setUserId(userId);
        Item item = itemService.load(car.getItemId());
        String price = item.getPrice();
        Double valueOf = Double.valueOf(price);
        car.setPrice(valueOf);
        if(item.getZk()!=null){
            valueOf = valueOf*item.getZk()/10;
            BigDecimal bg = new BigDecimal(valueOf).setScale(2, RoundingMode.UP);
            car.setPrice(bg.doubleValue());
            valueOf = bg.doubleValue();
        }
        Integer num = car.getNum();
        Double t = valueOf*num;

        BigDecimal bg = new BigDecimal(t).setScale(2, RoundingMode.UP);
        double doubleValue = bg.doubleValue();
        car.setTotal(doubleValue+"");
        carService.insert(car);
        js.put(Consts.RES,1);
        return js.toJSONString();
    }

    /**
     * 转向我的购物车页面
     */
    @RequestMapping("/findBySql")
    public String findBySql(Model model,HttpServletRequest request){
        Object attribute = request.getSession().getAttribute(Consts.USERID);
        if(attribute==null){
            return "redirect:/login/toLogin";
        }
        Integer userId = Integer.valueOf(attribute.toString());
        String sql = "select * from car where user_id="+userId+" order by id desc";
        List<Car> list = carService.listBySqlReturnEntity(sql);
        model.addAttribute("list",list);
        return "car/car";
    }

    /**
     * 删除购物车
     */
    @RequestMapping("/delete")
    @ResponseBody
    public String delete(Integer id){
        carService.deleteById(id);
        return "success";
    }
}

package com.javapandeng.controller;

import com.javapandeng.base.BaseController;
import com.javapandeng.po.Item;
import com.javapandeng.po.ItemCategory;
import com.javapandeng.po.TjDto;
import com.javapandeng.service.ItemCategoryService;
import com.javapandeng.service.ItemService;
import com.javapandeng.utils.Pager;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.util.CollectionUtils;
import org.springframework.web.bind.annotation.RequestMapping;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

/**
 * 类目c层
 */
@Controller
@RequestMapping("/itemCategory")
public class ItemCategoryController extends BaseController {

    @Autowired
    private ItemCategoryService itemCategoryService;

    /**
     * 分页查询类目列表
     */
    @RequestMapping("/findBySql")
    public String findBySql(Model model,ItemCategory itemCategory){
        String sql = "select * from item_category where isDelete = 0 and pid is null order by id";
        Pager<ItemCategory> pagers = itemCategoryService.findBySqlRerturnEntity(sql);
        model.addAttribute("pagers",pagers);
        model.addAttribute("obj",itemCategory);
        return "itemCategory/itemCategory";
    }

    /**
     * 转向到新增一级类目页面
     */
    @RequestMapping(value = "/add")
    public String add(){
        return "itemCategory/add";
    }

    /**
     * 新增一级类目保存功能
     */
    @RequestMapping("/exAdd")
    public String exAdd(ItemCategory itemCategory){
        itemCategory.setIsDelete(0);
        itemCategoryService.insert(itemCategory);
        return "redirect:/itemCategory/findBySql.action";
    }

    /**
     * 转向到修改一级类目页面
     */
    @RequestMapping(value = "/update")
    public String update(Integer id,Model model){
        ItemCategory obj = itemCategoryService.load(id);
        model.addAttribute("obj",obj);
        return "itemCategory/update";
    }

    /**
     * 修改一级类目
     */
    @RequestMapping("/exUpdate")
    public String exUpdate(ItemCategory itemCategory){
        itemCategoryService.updateById(itemCategory);
        return "redirect:/itemCategory/findBySql.action";
    }

    /**
     * 删除类目
     */
    @RequestMapping("/delete")
    public String delete(Integer id){
        //删除本身
        ItemCategory load = itemCategoryService.load(id);
        load.setIsDelete(1);
        itemCategoryService.updateById(load);
        //将下级也删除
        String sql = "update item_category set isDelete=1 where pid="+id;
        itemCategoryService.updateBysql(sql);
        return "redirect:/itemCategory/findBySql.action";
    }

    /**
     * 查看二级类目
     */
    @RequestMapping("/findBySql2")
    public String findBySql2(ItemCategory itemCategory,Model model){
        String sql = "select * from item_category where isDelete=0 and pid="+itemCategory.getPid()+" order by id";
        Pager<ItemCategory> pagers = itemCategoryService.findBySqlRerturnEntity(sql);
        model.addAttribute("pagers",pagers);
        model.addAttribute("obj",itemCategory);
        return "itemCategory/itemCategory2";
    }

    /**
     * 转向到新增二级类目页面
     */
    @RequestMapping(value = "/add2")
    public String add2(int pid,Model model){
        model.addAttribute("pid",pid);
        return "itemCategory/add2";
    }

    /**
     * 新增二级类目保存功能
     */
    @RequestMapping("/exAdd2")
    public String exAdd2(ItemCategory itemCategory){
        itemCategory.setIsDelete(0);
        itemCategoryService.insert(itemCategory);
        return "redirect:/itemCategory/findBySql2.action?pid="+itemCategory.getPid();
    }

    /**
     * 转向到修改二级类目页面
     */
    @RequestMapping(value = "/update2")
    public String update2(Integer id,Model model){
        ItemCategory obj = itemCategoryService.load(id);
        model.addAttribute("obj",obj);
        return "itemCategory/update2";
    }

    /**
     * 修改二级类目
     */
    @RequestMapping("/exUpdate2")
    public String exUpdate2(ItemCategory itemCategory){
        itemCategoryService.updateById(itemCategory);
        return "redirect:/itemCategory/findBySql2.action?pid="+itemCategory.getPid();
    }

    /**
     * 删除二级类目
     */
    @RequestMapping("/delete2")
    public String delete2(Integer id,Integer pid){
        //删除本身
        ItemCategory load = itemCategoryService.load(id);
        load.setIsDelete(1);
        itemCategoryService.updateById(load);
        return "redirect:/itemCategory/findBySql2.action?pid="+pid;
    }

    @Autowired
    private ItemService itemService;

    @RequestMapping(value = "/tj")
    public String tj(ItemCategory itemCategory, Model model, HttpServletRequest request, HttpServletResponse response) {
        //分页查询
        String sql = "SELECT * FROM item_category WHERE isDelete = 0 and pid is null";
        sql += " ORDER BY ID DESC ";
        List<ItemCategory> list = itemCategoryService.listBySqlReturnEntity(sql);
        List<Map<String,Object>> maps = new ArrayList<Map<String,Object>>();
        List<TjDto> res = new ArrayList<TjDto>();
        if (!CollectionUtils.isEmpty(list)){
            for (ItemCategory c : list){
                TjDto td = new TjDto();
                int tot = 0;
                List<Item> listBySqlReturnEntity = itemService.listBySqlReturnEntity("SELECT * FROM item WHERE 1=1 and isDelete =0 and category_id_one="+c.getId());
                if (!CollectionUtils.isEmpty(listBySqlReturnEntity)){
                    for (Item i : listBySqlReturnEntity){
                        tot+= i.getGmNum();
                    }
                }
                Map<String,Object> map = new HashMap<String,Object>();
                map.put("name", c.getName());
                map.put("value", tot);
                maps.add(map);
            }
        }
        //存储查询条件
        model.addAttribute("maps", maps);
        return "itemCategory/tj";
    }
}

package com.javapandeng.controller;

import com.alibaba.fastjson.JSONObject;
import com.javapandeng.base.BaseController;
import com.javapandeng.po.*;
import com.javapandeng.service.*;
import com.javapandeng.utils.Consts;
import com.javapandeng.utils.Pager;
import org.apache.commons.lang.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.util.CollectionUtils;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.ResponseBody;

import javax.servlet.http.HttpServletRequest;
import java.math.BigDecimal;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;

/**
 * 订单管理
 */
@Controller
@RequestMapping("/itemOrder")
public class ItemOrderController extends BaseController {
    @Autowired
    private ItemOrderService itemOrderService;
    @Autowired
    private UserService userService;
    @Autowired
    private CarService carService;
    @Autowired
    private OrderDetailService orderDetailService;
    @Autowired
    private ItemService itemService;

    /**
     * 订单管理列表
     */
    @RequestMapping("/findBySql")
    public String findBySql(ItemOrder itemOrder, Model model){
        //分页查询
        String sql = "select * from item_order where 1=1 ";
        if(!(isEmpty(itemOrder.getCode()))){
            sql +=" and code like '%"+itemOrder.getCode()+"%' ";
        }
        sql += " order by id desc";
        Pager<ItemOrder> pagers = itemOrderService.findBySqlRerturnEntity(sql);
        model.addAttribute("pagers",pagers);
        //存储查询条件
        model.addAttribute("obj",itemOrder);
        return "itemOrder/itemOrder";
    }

    /**
     * 我的订单
     */
    @RequestMapping("/my")
    public String my(Model model, HttpServletRequest request){
        Object attribute = request.getSession().getAttribute(Consts.USERID);
        if(attribute==null){
            return "redirect:/login/uLogin";
        }
        Integer userId = Integer.valueOf(attribute.toString());
        //全部订单
        String sql = "select * from item_order where user_id="+userId+" order by id desc";
        List<ItemOrder> all = itemOrderService.listBySqlReturnEntity(sql);
        //待发货
        String sql2 = "select * from item_order where user_id="+userId+" and status=0 order by id desc";
        List<ItemOrder> dfh = itemOrderService.listBySqlReturnEntity(sql2);

        //已取消
        String sql3 = "select * from item_order where user_id="+userId+" and status=1 order by id desc";
        List<ItemOrder> yqx = itemOrderService.listBySqlReturnEntity(sql3);
        //已发货
        String sql4 = "select * from item_order where user_id="+userId+" and status=2 order by id desc";
        List<ItemOrder> dsh = itemOrderService.listBySqlReturnEntity(sql4);
        //已收货
        String sql5 = "select * from item_order where user_id="+userId+" and status=3 order by id desc";
        List<ItemOrder> ysh = itemOrderService.listBySqlReturnEntity(sql5);

        model.addAttribute("all",all);
        model.addAttribute("dfh",dfh);
        model.addAttribute("yqx",yqx);
        model.addAttribute("dsh",dsh);
        model.addAttribute("ysh",ysh);
        return "itemOrder/my";
    }

    /**
     * 购物车结算提交
     */
    @RequestMapping("/exAdd")
    @ResponseBody
    public String exAdd(@RequestBody List<CarDto> list,HttpServletRequest request){
        Object attribute = request.getSession().getAttribute(Consts.USERID);
        JSONObject js = new JSONObject();
        if(attribute==null){
            js.put(Consts.RES,0);
            return js.toJSONString();
        }
        Integer userId = Integer.valueOf(attribute.toString());
        User byId = userService.getById(userId);
        if(StringUtils.isEmpty(byId.getAddress())){
            js.put(Consts.RES,2);
            return js.toJSONString();
        }
        List<Integer> ids = new ArrayList<>();
        BigDecimal to = new BigDecimal(0);
        for(CarDto c:list){
            ids.add(c.getId());
            Car load = carService.load(c.getId());
            to = to.add(new BigDecimal(load.getPrice()).multiply(new BigDecimal(c.getNum())));
        }
        ItemOrder order = new ItemOrder();
        order.setStatus(0);
        order.setCode(getOrderNo());
        order.setIsDelete(0);
        order.setTotal(to.setScale(2,BigDecimal.ROUND_HALF_UP).toString());
        order.setUserId(userId);
        order.setAddTime(new Date());
        itemOrderService.insert(order);

        //订单详情放入orderDetail，删除购物车
        if(!CollectionUtils.isEmpty(ids)){
            for(CarDto c:list){
                Car load = carService.load(c.getId());
                OrderDetail de = new OrderDetail();
                de.setItemId(load.getItemId());
                de.setOrderId(order.getId());
                de.setStatus(0);
                de.setNum(c.getNum());
                de.setTotal(String.valueOf(c.getNum()*load.getPrice()));
                orderDetailService.insert(de);
                //修改成交数
                Item load2 = itemService.load(load.getItemId());
                load2.setGmNum(load2.getGmNum()+c.getNum());
                itemService.updateById(load2);
                //删除购物车
                carService.deleteById(c.getId());
            }
        }
        js.put(Consts.RES,1);
        return js.toJSONString();
    }

    private static String date;
    private static long orderNum = 0L;
    public static synchronized String getOrderNo(){
        String str = new SimpleDateFormat("yyyyMMddHHmm").format(new Date());
        if(date==null||!date.equals(str)){
            date = str;
            orderNum = 0L;
        }
        orderNum++;
        long orderNO = Long.parseLong(date)*10000;
        orderNO += orderNum;
        return orderNO+"";
    }

    /**
     * 取消订单
     */
    @RequestMapping("/qx")
    public String qx(Integer id,Model model){
        ItemOrder obj =itemOrderService.load(id);
        obj.setStatus(1);
        itemOrderService.updateById(obj);
        model.addAttribute("obj",obj);
        return "redirect:/itemOrder/my";
    }

    /**
     * 后台发货
     */
    @RequestMapping("/fh")
    public String fh(Integer id,Model model){
        ItemOrder obj =itemOrderService.load(id);
        obj.setStatus(2);
        itemOrderService.updateById(obj);
        model.addAttribute("obj",obj);
        return "redirect:/itemOrder/findBySql";
    }

    /**
     * 用户收货
     */
    @RequestMapping("/sh")
    public String sh(Integer id,Model model){
        ItemOrder obj =itemOrderService.load(id);
        obj.setStatus(3);
        itemOrderService.updateById(obj);
        model.addAttribute("obj",obj);
        return "redirect:/itemOrder/my";
    }

    /**
     * 用户评价入口
     */
    @RequestMapping("/pj")
    public String pj(Integer id,Model model){
        model.addAttribute("id",id);
        return "itemOrder/pj";
    }
}

四、底部获取全部源码（9.9￥带走）

有问题，或者需要协助调试运行项目的也可以