mh_goadmin_server/app/admin/models/user_vm.go
2023-10-14 16:19:04 +08:00

104 lines
2.3 KiB
Go

package models
import (
"errors"
"fmt"
orm "go-admin/common/global"
"go-admin/logger"
)
const (
VmEventBuyGoods = "buy_goods"
VmEventOpenMember = "open_member"
VmEventInvite1Member = "invite_1_member"
VmEventInvite2Member = "invite_2_member"
VmEventUserShareCard = "user_share_card"
VmEventAttendance = "attendance"
)
// 用户积分
// gen:qs
//
//go:generate goqueryset -in user_vm.go
type UserVm struct {
Model
Uid uint32 `json:"uid" gorm:"column:uid;unique_index"`
Vm uint32 `json:"vm"`
//UserVm uint32 `json:"user_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
Alter int `json:"alter"` // 数值
Event string `json:"event" gorm:"type:varchar(100)"` // 事件
Describe string `json:"describe" gorm:"type:text"` // 描述
}
func UserVmUpdate(uid uint32, amount int, event, describe string) error {
var userVm UserVm
err := orm.Eloquent.Table("user_vm").
Where("uid=?", uid).Find(&userVm).Error
if err != nil {
logger.Error("share card retrieve cards err:", logger.Field("err", err))
return err
}
begin := orm.Eloquent.Begin()
if err == RecordNotFound {
if amount < 0 {
begin.Rollback()
logger.Error("amount lt 0")
return errors.New("amount lt 0")
}
userVm = UserVm{
Uid: uid,
Vm: uint32(amount),
}
err = begin.Create(&userVm).Error
if err != nil {
begin.Rollback()
logger.Error("err:", logger.Field("err", err))
return err
}
} else {
sql := fmt.Sprintf("UPDATE user_vm SET vm = vm+? WHERE uid=?;")
err = begin.Exec(sql, amount, uid).Error
if err != nil {
begin.Rollback()
logger.Error("err:", logger.Field("err", err))
return err
}
}
vmRecord := &UserVmRecord{
Uid: uid,
BeforeVm: uint32(userVm.Vm),
AfterVm: uint32(int(userVm.Vm) + amount),
Alter: amount,
Event: event,
Describe: describe,
}
err = begin.Create(vmRecord).Error
if err != nil {
begin.Rollback()
logger.Error("err:", logger.Field("err", err))
return err
}
err = begin.Commit().Error
if err != nil {
begin.Rollback()
logger.Error("err:", logger.Field("err", err))
return err
}
return nil
}