社区买菜系统 毕业设计 JAVA+Vue+SpringBoot+MySQL（二）

@Table(name = "a_dish")
@TableName("a_dish")
@ApiModel(value = "菜品")
public class Dish extends ZwzBaseEntity {
    private static final long serialVersionUID = 1L;
    @ApiModelProperty(value = "菜品名称")
    private String title;
    @ApiModelProperty(value = "菜品介绍")
    private String content;
    @ApiModelProperty(value = "菜品分类")
    private String type;
    @ApiModelProperty(value = "单价")
    private BigDecimal unit;
    @ApiModelProperty(value = "剩余库存")
    private BigDecimal stock;
    @ApiModelProperty(value = "供应商")
    private String supplier;
    @ApiModelProperty(value = "图片")
    private String image;
    @Transient
    @TableField(exist=false)
    @ApiModelProperty(value = "是否收藏")
    private Boolean collectionFlag;
}

@Table(name = "a_shipping_address")
@TableName("a_shipping_address")
@ApiModel(value = "收货地址")
public class ShippingAddress extends ZwzBaseEntity {
    private static final long serialVersionUID = 1L;
    @ApiModelProperty(value = "挂靠人ID")
    private String userId;
    @ApiModelProperty(value = "挂靠人")
    private String userName;
    @ApiModelProperty(value = "收货地址")
    private String address;
    @ApiModelProperty(value = "收货人")
    private String consignee;
    @ApiModelProperty(value = "联系电话")
    private String mobile;
}

@RequestMapping(value = "/getByPage", method = RequestMethod.GET)
@ApiOperation(value = "查询菜品")
public Result<IPage<Dish>> getByPage(@ModelAttribute Dish dish ,@ModelAttribute PageVo page){
    QueryWrapper<Dish> qw = new QueryWrapper<>();
    if(!ZwzNullUtils.isNull(dish.getTitle())) {
        qw.like("title",dish.getTitle());
    }
    if(!ZwzNullUtils.isNull(dish.getContent())) {
        qw.like("content",dish.getContent());
    }
    if(!ZwzNullUtils.isNull(dish.getSupplier())) {
        qw.like("supplier",dish.getSupplier());
    }
    User currUser = securityUtil.getCurrUser();
    IPage<Dish> data = iDishService.page(PageUtil.initMpPage(page),qw);
    for (Dish vo : data.getRecords()) {
        QueryWrapper<DishCollection> collQw = new QueryWrapper<>();
        collQw.eq("user_id",currUser.getId());
        collQw.eq("dish_id",vo.getId());
        vo.setCollectionFlag(iDishCollectionService.count(collQw) > 0L);
    }
    return new ResultUtil<IPage<Dish>>().setData(data);
}

@RequestMapping(value = "/addOneOrder", method = RequestMethod.POST)
@ApiOperation(value = "从购物车下单")
public Result<Object> addOneOrder(@RequestParam String[] ids){
    List<DishOrderItem> itemList = new ArrayList<>();
    List<ShoppingCart> cartList = new ArrayList<>();
    BigDecimal sumMoney = BigDecimal.ZERO;
    for(String id: ids) {
        ShoppingCart sc = iShoppingCartService.getById(id);
        if(sc == null) {
            return ResultUtil.error("购物车已被删除");
        }
        cartList.add(sc);
        Dish dish = iDishService.getById(sc.getDishId());
        if(dish == null) {
            return ResultUtil.error("菜品已下架");
        }
        DishOrderItem item = new DishOrderItem();
        item.setDishId(dish.getId());
        item.setDishName(dish.getTitle());
        item.setUnit(dish.getUnit());
        item.setImage(dish.getImage());
        item.setNumber(sc.getNumber());
        item.setSumMoney(item.getUnit().multiply(item.getNumber()));
        itemList.add(item);
        sumMoney = sumMoney.add(item.getSumMoney());
    }
    User currUser = securityUtil.getCurrUser();
    DishOrder order = new DishOrder();
    order.setUserId(currUser.getId());
    order.setUserName(currUser.getNickname());
    order.setOrderTime(DateUtil.now());
    order.setSumMoney(sumMoney);
    order.setOrderSize(BigDecimal.valueOf(itemList.size()));
    order.setStatus("已下单");
    iDishOrderService.saveOrUpdate(order);
    for (DishOrderItem item : itemList) {
        item.setOrderId(order.getId());
        iDishOrderItemService.saveOrUpdate(item);
    }
    for (ShoppingCart vo : cartList) {
        iShoppingCartService.removeById(vo.getId());
    }
    return ResultUtil.success();
}

@RequestMapping(value = "/addOne", method = RequestMethod.GET)
@ApiOperation(value = "添加单条收藏")
public Result<Object> addOne(@RequestParam String id){
    Dish dish = iDishService.getById(id);
    if(dish == null) {
        return ResultUtil.error("菜品不存在");
    }
    User currUser = securityUtil.getCurrUser();
    QueryWrapper<DishCollection> qw = new QueryWrapper<>();
    qw.eq("user_id",currUser.getId());
    qw.eq("dish_id",dish.getId());
    if(iDishCollectionService.count(qw) > 0L) {
        return ResultUtil.error("您已收藏");
    }
    DishCollection dc = new DishCollection();
    dc.setDishId(dish.getId());
    dc.setDishName(dish.getTitle());
    dc.setUserId(currUser.getId());
    dc.setUserName(currUser.getNickname());
    dc.setCollectionTime(DateUtil.now());
    iDishCollectionService.saveOrUpdate(dc);
    return ResultUtil.success();
}