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feat: mall api

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This commit is contained in:
ekko 2022-01-16 16:56:33 +08:00
parent 8575db059a
commit 8bdb3ee683
7 changed files with 4883 additions and 3 deletions
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267
controller/mall.go Normal file
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@ -0,0 +1,267 @@
package controller
import (
"github.com/codinl/go-logger"
"github.com/gin-gonic/gin"
"mh-server/lib/auth"
"mh-server/lib/status"
"mh-server/model"
)
func MallGoodsList(c *gin.Context) {
req := model.GoodsListReq{}
if err := c.ShouldBindJSON(&req); err != nil {
logger.Error(err)
RespJson(c, status.BadRequest, nil)
return
}
list, total, err := req.GoodsList()
if err != nil {
logger.Error("err:", err)
RespJson(c, status.InternalServerError, nil)
return
}
ret := map[string]interface{}{
"list": list,
"cur_page": req.PageIdx,
"total_page": total,
}
RespOK(c, ret)
return
}
func MallGoodsDetail(c *gin.Context) {
req := model.GoodsDetailReq{}
if err := c.ShouldBindJSON(&req); err != nil {
logger.Error(err)
RespJson(c, status.BadRequest, nil)
return
}
detail, err := req.GoodsDetail()
if err != nil {
logger.Error("err:", err)
RespJson(c, status.InternalServerError, nil)
return
}
RespOK(c, detail)
return
}
func MallOrderCreate(c *gin.Context) {
req := struct {
GoodsId uint32 `json:"goods_id" binding:"required"` // 商品id
Quantity uint32 `json:"quantity" binding:"required"` // 购买数量
PayType uint32 `json:"pay_type" binding:"required"` // 支付方式
AddressId uint32 `json:"address_id" binding:"required"` // 收货地址
DeliveryExtraInfo string `json:"delivery_extra_info"` // 收货备注
}{}
if err := c.ShouldBindJSON(&req); err != nil {
logger.Error(err)
RespJson(c, status.BadRequest, nil)
return
}
uc := auth.GetCurrentUser(c)
if uc == nil {
RespJson(c, status.Unauthorized, nil)
return
}
// 商品是否存在
var goods model.Goods
err := model.NewGoodsQuerySet(model.DB).GoodsIdEq(req.GoodsId).One(&goods)
if err != nil {
logger.Error("err:", err)
RespJson(c, status.BadRequest, nil)
return
}
// 商品在售状态
if goods.SaleStatus != model.SaleStatusYes {
logger.Error("err:", err)
RespJson(c, status.GoodsNotSale, nil)
return
}
// 库存不足
if goods.Stock < req.Quantity {
logger.Error("err:", err)
RespJson(c, status.OrderUnpaidDeposit, nil)
return
}
// 检测收货地址是否正确
count, _ := model.NewUserAddressQuerySet(model.DB).UidEq(uc.Uid).IDEq(req.AddressId).Count()
if count != 1 {
logger.Error("err:", err)
RespJson(c, status.BadRequest, "收货地址错误")
return
}
// 计算总金额
amount := uint32(0)
if req.PayType == model.PayTypeRm {
amount = req.Quantity * goods.PriceRm
} else if req.PayType == model.PayTypeVm {
amount = req.Quantity * goods.PriceVm
}
// 开启事务
tx := model.TransactionBegin()
// 订单创建逻辑
order := model.GoodsOrder{
OrderId: model.CreateGoodsOrderId(),
SerialNo: model.CreateGoodsOrderSerialNo(),
Uid: uc.Uid,
GoodsId: req.GoodsId,
Amount: amount,
Quantity: req.Quantity,
PayType: req.PayType,
PayStatus: model.PayStatusInit,
AddressId: req.AddressId,
DeliveryExtraInfo: req.DeliveryExtraInfo,
DeliveryFee: goods.DeliveryFee,
}
err = order.Create(tx)
if err != nil {
logger.Error("err:", err)
tx.Rollback()
RespJson(c, status.InternalServerError, nil)
return
}
// TODO 减少库存
// TODO 确认下是在支付后减少，还是下单后？
tx.Commit()
RespOK(c, order)
return
}
// 订单支付
// 暂时只支持积分支付, 以后再考虑人民币支付
func MallOrderPay(c *gin.Context) {
req := struct {
OrderId uint32 `json:"order_id" binding:"required"`
}{}
if err := c.ShouldBindJSON(&req); err != nil {
logger.Error(err)
RespJson(c, status.BadRequest, nil)
return
}
uc := auth.GetCurrentUser(c)
if uc == nil {
RespJson(c, status.Unauthorized, nil)
return
}
// 订单是否存在
var order model.GoodsOrder
err := model.NewGoodsOrderQuerySet(model.DB).
OrderIdEq(req.OrderId).
UidEq(uc.Uid).
One(&order)
if err != nil {
logger.Error("err:", err)
RespJson(c, status.BadRequest, nil)
return
}
// 订单状态不可以支付
if order.PayStatus != model.PayStatusInit {
logger.Error("err:", err)
RespJson(c, status.BadRequest, nil)
return
}
tx := model.TransactionBegin()
// TODO 减少库存
// TODO 确认下是在支付后减少，还是下单后？
// TODO 减少用户积分
// 更新支付状态
err = model.NewGoodsOrderQuerySet(tx).
OrderIdEq(req.OrderId).
VersionIdEq(order.VersionId).
GetUpdater().
SetPayStatus(model.PayStatusOK).
SetVersionId(order.VersionId + 1).
Update()
if err != nil {
logger.Error("err:", err)
tx.Rollback()
RespJson(c, status.BadRequest, nil)
return
}
tx.Commit()
RespOK(c, nil)
return
}
func MallOrderList(c *gin.Context) {
req := model.GoodsOrderListReq{}
if err := c.ShouldBindJSON(&req); err != nil {
logger.Error(err)
RespJson(c, status.BadRequest, nil)
return
}
uc := auth.GetCurrentUser(c)
if uc == nil {
RespJson(c, status.Unauthorized, nil)
return
}
list, total, err := req.OrderList(uc.Uid)
if err != nil {
logger.Error("err:", err)
RespJson(c, status.InternalServerError, nil)
return
}
ret := map[string]interface{}{
"list": list,
"cur_page": req.PageIdx,
"total_page": total,
}
RespOK(c, ret)
return
}
func MallOrderDetail(c *gin.Context) {
req := model.GoodsOrderDetailReq{}
if err := c.ShouldBindJSON(&req); err != nil {
logger.Error(err)
RespJson(c, status.BadRequest, nil)
return
}
uc := auth.GetCurrentUser(c)
if uc == nil {
RespJson(c, status.Unauthorized, nil)
return
}
detail, err := req.OrderDetail(uc.Uid)
if err != nil {
logger.Error("err:", err)
RespJson(c, status.InternalServerError, nil)
return
}
RespOK(c, detail)
return
}

7
lib/status/status.go
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@ -91,6 +91,8 @@ const (
RefundDepositSubmitted = 500507 // 已提交押金退款
GoodsNotSale = 500508 // 商品已下架
ToastErr = 600 // 报错
)
@ -155,6 +157,8 @@ var statusDesc = map[int]string{
AwardOffShelves: "奖品已下架",
AwardExchangeOut: "奖品已兑完",
GoodsNotSale: "商品已下架",
NotMember: "非会员",
HadReceiveReward: "已经领取过了",
}
@ -195,7 +199,6 @@ var statusMsg = map[int]string{
NotExists: "请求的资源不存在",
IsExists: "资源已经存在",
InternalServerError: "服务器开小差了，请稍后再试",
SmsFail: "短信发送失败",
JsonParseError: "服务器开小差了，请稍后再试",
@ -218,6 +221,8 @@ var statusMsg = map[int]string{
AwardOffShelves: "奖品已下架",
AwardExchangeOut: "奖品已兑完",
GoodsNotSale: "商品已下架",
NotMember: "非会员",
HadReceiveReward: "已经领取过了",
}

4315
model/autogenerated_mall.go Normal file
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File diff suppressed because it is too large Load Diff

24
model/invite.go Normal file
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@ -0,0 +1,24 @@
package model
// 邀请关系
//go:generate goqueryset -in user_invite_level.go
// gen:qs
type UserInviteLevel struct {
Model
Uid uint32 `json:"uid" gorm:"column:uid;unique_index"`
Lv1 uint32 `json:"lv1"`
Lv2 uint32 `json:"lv2"`
Lv3 uint32 `json:"lv3"`
Lv4 uint32 `json:"lv4"`
Lv5 uint32 `json:"lv5"`
}
// gen:qs
type UserInviteRecord struct {
Model
ToUid uint32 `json:"to_uid"` // 用户ID
FromUid uint32 `json:"from_uid"` // 邀请人ID
}

237
model/mall.go Normal file
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@ -0,0 +1,237 @@
package model
import (
"github.com/codinl/go-logger"
"mh-server/lib/utils"
"time"
)
const (
SaleStatusUnknown = iota
SaleStatusYes
SaleStatusNo
)
const (
PayTypeUnknown = iota
PayTypeRm // 人民币
PayTypeVm // 积分
)
const (
PayStatusUnknown = iota
PayStatusInit
PayStatusOK
PayStatusFail
)
// 商品
//go:generate goqueryset -in mall.go
// gen:qs
type Goods struct {
Model
GoodsId uint32 `json:"goods_id" gorm:"unique_index"`
SerialNo string `json:"serial_no" gorm:"unique_index"` // 序列号
CatId uint32 `json:"cat_id"` // 分类
Name string `json:"name"` // 名称
Title string `json:"title"` // 标题
MainImage string `json:"main_image"` // 主图
Images string `json:"images"` // 图片列表，用,隔开
Stock uint32 `json:"stock"` // 库存
Detail string `json:"detail" gorm:"type:text;"` // 详情, 富文本
SoldCount uint32 `json:"sold_count"` // 已销售数量
SaleStatus uint32 `json:"sale_status"` // 在售状态 1-在售 2-下架
PriceVm uint32 `json:"price_vm"` // 积分价格
PriceRm uint32 `json:"price_rm"` // 人民币价格
PriceOriginal uint32 `json:"price_original"` // 市场价
DeliveryFee uint32 `json:"delivery_fee"` // 邮费
VersionId uint64 `json:"version_id"` // 乐观锁
}
func CreateGoodsSerialNo() string {
for {
serialNo := utils.GenSerialNo()
if count, err := NewGoodsQuerySet(DB).SerialNoEq(serialNo).Count(); err == nil && count > 0 {
continue
}
return serialNo
}
}
func CreateGoodsId() uint32 {
for {
orderId := utils.GenUid()
if count, err := NewGoodsQuerySet(DB).GoodsIdEq(orderId).Count(); err == nil && count > 0 {
continue
}
return orderId
}
}
type GoodsListReq struct {
PageIdx int `json:"page_idx"`
PageSize int `json:"page_size"`
}
func (m *GoodsListReq) GoodsList() ([]Goods, int, error) {
page := m.PageIdx - 1
if page < 0 {
page = 0
}
if m.PageSize == 0 {
m.PageSize = 10
}
var goodsList []Goods
qs := NewGoodsQuerySet(DB)
count, err := qs.Count()
if err != nil {
logger.Error("err:", err)
return nil, 0, err
}
totalPage := count/m.PageSize + 1
err = qs.Offset(page * m.PageSize).Limit(m.PageSize).All(&goodsList)
if err != nil {
logger.Error("err:", err)
return nil, 0, err
}
return goodsList, totalPage, nil
}
type GoodsDetailReq struct {
GoodsId uint32 `json:"goods_id"`
}
func (m *GoodsDetailReq) GoodsDetail() (*Goods, error) {
var goods Goods
err := NewGoodsQuerySet(DB).GoodsIdEq(m.GoodsId).One(&goods)
if err != nil {
logger.Error("err:", err)
return nil, err
}
return &goods, nil
}
// 商品分类
// gen:qs
type GoodsCategory struct {
Model
CatId uint32 `json:"cat_id"`
ParentCatId uint32 `json:"parent_cat_id"`
Name string `json:"name"`
Sort uint32 `json:"sort"` // 排序
Level uint32 `json:"level"`
State uint32 `json:"state"`
}
// 商品订单
// gen:qs
type GoodsOrder struct {
Model
OrderId uint32 `json:"order_id" gorm:"unique_index"` // 订单 id
SerialNo string `json:"serial_no" gorm:"unique_index"` // 序列号
Uid uint32 `json:"uid" gorm:"index"`
GoodsId uint32 `json:"goods_id" gorm:"index"` // 商品id
Amount uint32 `json:"amount"` // 订单金额
Quantity uint32 `json:"quantity"` // 购买商品的数量
PayType uint32 `json:"pay_type"` // 支付方式 1-rm 2-vm
PayTime time.Time `json:"pay_time"` // 支付时间
PayStatus uint32 `json:"pay_status"` // 支付状态 1-待支付 2-已支付 3-失败
AddressId uint32 `json:"address_id"` // 收货地址
DeliveryExtraInfo string `json:"delivery_extra_info"` // 物流备注
DeliveryFee uint32 `json:"delivery_fee"` // 物流费用
DeliveryTrackingNo string `json:"delivery_tracking_no"` // 物流单号
DeliveryStatus uint32 `json:"delivery_status"` // 物流状态 1-待发货 2-已发货 3-已收货
VersionId uint64 `json:"version_id"` // 乐观锁
}
func CreateGoodsOrderSerialNo() string {
for {
serialNo := utils.GenSerialNo()
if count, err := NewGoodsOrderQuerySet(DB).SerialNoEq(serialNo).Count(); err == nil && count > 0 {
continue
}
return serialNo
}
}
func CreateGoodsOrderId() uint32 {
for {
orderId := utils.GenUid()
if count, err := NewGoodsOrderQuerySet(DB).OrderIdEq(orderId).Count(); err == nil && count > 0 {
continue
}
return orderId
}
}
type GoodsOrderListReq struct {
PageIdx int `json:"page_idx"`
PageSize int `json:"page_size"`
}
func (m *GoodsOrderListReq) OrderList(uid uint32) ([]GoodsOrder, int, error) {
page := m.PageIdx - 1
if page < 0 {
page = 0
}
if m.PageSize == 0 {
m.PageSize = 10
}
var list []GoodsOrder
qs := NewGoodsOrderQuerySet(DB)
if uid != 0 {
qs = qs.UidEq(uid)
}
count, err := qs.Count()
if err != nil {
logger.Error("err:", err)
return nil, 0, err
}
totalPage := count/m.PageSize + 1
err = qs.Offset(page * m.PageSize).Limit(m.PageSize).All(&list)
if err != nil {
logger.Error("err:", err)
return nil, 0, err
}
return list, totalPage, nil
}
type GoodsOrderDetailReq struct {
OrderId uint32 `json:"order_id"`
}
func (m *GoodsOrderDetailReq) OrderDetail(uid uint32) (*GoodsOrder, error) {
var order GoodsOrder
qs := NewGoodsOrderQuerySet(DB).
OrderIdEq(m.OrderId)
if uid != 0 {
qs = qs.UidEq(uid)
}
err := qs.One(&order)
if err != nil {
logger.Error("err:", err)
return nil, err
}
return &order, nil
}

23
model/user_vm.go Normal file
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@ -0,0 +1,23 @@
package model
// 用户积分
//go:generate goqueryset -in user_vm.go
// gen:qs
type UserVm struct {
Model
Uid uint32 `json:"uid" gorm:"column:uid;unique_index"`
Vm uint32 `json:"vm"`
}
// 用户积分-变动记录
// gen:qs
type UserVmRecord struct {
Model
Uid uint32 `json:"uid" gorm:"column:uid;unique_index"`
BeforeVm uint32 `json:"before_vm"` // 变动前
AfterVm uint32 `json:"after_vm"` // 变动后
Event string `json:"event" gorm:"type:varchar(100)"` // 事件
Describe string `json:"describe" gorm:"type:text"` // 描述
}

11
router/router_app.go
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@ -152,11 +152,20 @@ func ConfigAppRouter(r gin.IRouter) {
}
activity := api.Group("activity")
{
activity.Use(auth.UserAccessAuth)
activity.POST("redeem_code/user_redeem_code/list", controller.UserRedeemCodeList) // 详情
activity.POST("redeem_code/user/convert", controller.UserConvertRedeemCode) // 会员兑换码
}
mall := api.Group("mall")
{
mall.POST("goods/list", controller.MallGoodsList) // 商品-列表
mall.POST("goods/detail", controller.MallGoodsDetail) // 商品-详情
mall.POST("goods/order/create", controller.MallOrderCreate) // 订单-创建(下单)
mall.POST("goods/order/pay", controller.MallOrderPay) // 订单-支付
mall.POST("goods/order/list", controller.MallOrderList) // 订单-列表
mall.POST("goods/order/detail", controller.MallOrderDetail) // 订单-详情
}
}