基于Vue和SpringBoot的便利店仓库物资管理系统的设计与实现（二）

getCaptchaImg() {
    this.loadingCaptcha = true;
    initCaptcha().then(res => {
        this.loadingCaptcha = false;
        if (res.success) {
            this.captchaId = res.result;
            this.captchaImg = drawCodeImage + this.captchaId;
        }
    });

login({
    username: this.form.username,
    password: this.form.password,
    code: this.form.imgCode,
    captchaId: this.captchaId,
    saveLogin: this.saveLogin
}).then(res => {
    if (res.success) {
        this.afterLogin(res);
    } else {
        this.loading = false;
        this.getCaptchaImg();
    }
});

for(User u: userData.getRecords()) {
    List<Role> list = iUserRoleService.findByUserId(u.getId());
    List<RoleDTO> roleDTOList = list.stream().map(e->{
        return new RoleDTO().setId(e.getId()).setName(e.getName()).setDescription(e.getDescription());
    }).collect(Collectors.toList());
    u.setRoles(roleDTOList);
    entityManager.detach(u);
    u.setPassword(null);
}

@RequestMapping(value = "/getAllByPage", method = RequestMethod.GET)
@ApiOperation(value = "分页查询角色")
public Result<IPage<Role>> getRoleByPage(PageVo page) {
    IPage<Role> roleList = iRoleService.page(PageUtil.initMpPage(page));
    for(Role role : roleList.getRecords()){
        QueryWrapper<RolePermission> rpQw = new QueryWrapper<>();
        rpQw.eq("role_id",role.getId());
        role.setPermissions(iRolePermissionService.list(rpQw));
    }
    return new ResultUtil<IPage<Role>>().setData(roleList);
}

@RequestMapping(value = "/getByPage", method = RequestMethod.GET)
@ApiOperation(value = "查询商品")
public Result<IPage<Commodity>> getByPage(@ModelAttribute Commodity commodity ,@ModelAttribute PageVo page){
    QueryWrapper<Commodity> qw = new QueryWrapper<>();
    if(!ZwzNullUtils.isNull(commodity.getNature())) {
        qw.eq("nature",commodity.getNature());
    }
    if(!ZwzNullUtils.isNull(commodity.getAssetName())) {
        qw.like("asset_name",commodity.getAssetName());
    }
    IPage<Commodity> data = iCommodityService.page(PageUtil.initMpPage(page),qw);
    for (Commodity co : data.getRecords()) {
        if(!ZwzNullUtils.isNull(co.getSupplierId())) {
            Supplier supplier = iSupplierService.getById(co.getSupplierId());
            if(supplier != null) {
                co.setSupplierName(supplier.getName());
            }
        }
    }
    return new ResultUtil<IPage<Commodity>>().setData(data);
}

@RequestMapping(value = "/insert", method = RequestMethod.POST)
@ApiOperation(value = "新增商品入库单")
public Result<CommodityIn> insert(CommodityIn commodityIn){
    CommodityIn oldWarehousing = iCommodityInService.getById(commodityIn.getId());
    double oldNumber = 0.0;
    if(oldWarehousing != null){
        oldNumber = oldWarehousing.getNumber() == null ? 0.0 : Double.parseDouble(oldWarehousing.getNumber());
    }
    // 入库,更新库存
    Commodity assetsType = iCommodityService.getById(commodityIn.getAssetId());
    if(assetsType != null){
        // number = 现在仓库总数量 + 该入库单现增加数量 - 该入库单原有增加数量
        double number = Double.parseDouble(assetsType.getNumber()) + Double.parseDouble(commodityIn.getNumber()) - oldNumber;
        assetsType.setNumber(number + "");
        assetsType.setTotalPrice((Double.parseDouble(assetsType.getUnitPrice()) * number) + "");
        // existNumber = 现在仓库存在数量 + 该入库单现增加数量 - 该入库单原有增加数量
        double existNumber = Double.parseDouble(assetsType.getExistingNumber()) + Double.parseDouble(commodityIn.getNumber()) - oldNumber;
        if(existNumber < 0)  {
            return ResultUtil.error("入库数量大于已出库数量!");
        }
        assetsType.setExistingNumber(existNumber + "");
        iCommodityService.saveOrUpdate(assetsType);
    }
    iCommodityInService.saveOrUpdate(commodityIn);
    return new ResultUtil<CommodityIn>().setData(commodityIn);
}

@RequestMapping(value = "/insert", method = RequestMethod.POST)
@ApiOperation(value = "新增商品出库单")
public Result<CommodityOut> insert(CommodityOut commodityOut){
    CommodityOut oldWarehouseOut = iCommodityOutService.getById(commodityOut.getId());
    double oldNumber = 0.0;
    if(oldWarehouseOut != null){
        oldNumber = Double.parseDouble(oldWarehouseOut.getNumber());
    }
    // outNumber 要出库的数量
    double outNumber = Double.parseDouble(commodityOut.getNumber());
    Commodity oldAssetsType = iCommodityService.getById(commodityOut.getAssetId());
    if(oldAssetsType != null){
        // newNumber 出库后还有的数量 = 仓库原本还有的数量 - 出库单的出库数量 + 原有出库单的出库数量
        Double newNumber = Double.parseDouble(oldAssetsType.getExistingNumber()) - outNumber + oldNumber;
        if(newNumber >= 0){
            oldAssetsType.setExistingNumber(newNumber + "");
            iCommodityService.saveOrUpdate(oldAssetsType);
        }else{
            return ResultUtil.error("手慢啦!库存不足!");
        }
    }
    iCommodityOutService.saveOrUpdate(commodityOut);
    return new ResultUtil<CommodityOut>().setData(commodityOut);
}

<%    
User u = (User)session.getAttribute(“user”);
If(u == null || “”.equals(u)) {
Out.print(“<script>alert(‘请登陆’”; window.open(‘”+path+”/login.jsp”;<<script>’));
}
%>