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package coupon
import (
"CouponBackendGo/api/v1/coupon"
"CouponBackendGo/internal/dao"
"CouponBackendGo/internal/model/do"
"CouponBackendGo/internal/model/dto"
"CouponBackendGo/internal/service"
"context"
"github.com/gogf/gf/v2/os/gtime"
)
type (
sCoupon struct{}
)
func init() {
service.RegisterCoupon(New())
}
func New() service.ICoupon {
return &sCoupon{}
}
func (s *sCoupon) GetCouponList(ctx context.Context, pageNo int, pageSize int) (couponList []*dto.DtoCoupon, err error) {
err = dao.Coupon.Ctx(ctx).Where("deleted", 0).Order("updated_at desc, end_time desc").Page(pageNo, pageSize).Scan(&couponList)
couponList = InitCoupon(ctx, couponList)
if err != nil {
return nil, err
}
return
}
func InitCoupon(ctx context.Context, couponList []*dto.DtoCoupon) []*dto.DtoCoupon {
for _, v := range couponList {
v.Status = 0 //待使用期
if v.StartTime.Unix() <= gtime.Now().Unix() {
if v.EndTime.Unix() <= gtime.Now().Unix() {
v.Status = 2 //使用期后
} else {
v.Status = 1 //使用期中
}
}
v.Count, _ = dao.CouponUsers.Ctx(ctx).Where("coupon_id", v.Id).Count()
}
return couponList
}
func (s *sCoupon) GetCouponListTotal(ctx context.Context) (total int, err error) {
total, err = dao.Coupon.Ctx(ctx).Where("deleted", 0).Count()
if err != nil {
return 0, err
}
return
}
func (s *sCoupon) GetCoupon(ctx context.Context, id int) (coupon *dto.DtoCoupon, err error) {
err = dao.Coupon.Ctx(ctx).WherePri(id).Scan(&coupon)
if err != nil {
return nil, err
}
return
}
func (s *sCoupon) DeleteCoupon(ctx context.Context, id int) (err error) {
_, err = dao.Coupon.Ctx(ctx).Data(do.Coupon{
Deleted: 1,
}).WherePri(id).Update()
if err != nil {
return err
}
return
}
func (s *sCoupon) InsertCoupon(ctx context.Context, req *coupon.InsertCouponReq) (err error) {
if req.Id == 0 {
_, err = dao.Coupon.Ctx(ctx).Data(do.Coupon{
Title: req.Title,
Cover: req.Image,
ImgUrl: req.Image,
Type: req.Type,
StartTime: req.StartTime.Unix(),
EndTime: req.EndTime.Unix(),
}).Insert()
} else {
_, err = dao.Coupon.Ctx(ctx).Data(do.Coupon{
Title: req.Title,
Cover: req.Image,
ImgUrl: req.Image,
Type: req.Type,
StartTime: req.StartTime.Unix(),
EndTime: req.EndTime.Unix(),
}).WherePri(req.Id).Update()
}
if err != nil {
return err
}
return
}