5feet11/internal/logic/getlinklogic.go

50 lines
1.0 KiB
Go

package logic
import (
"context"
"5feet11/internal/db"
"5feet11/internal/errorx"
"5feet11/internal/svc"
"5feet11/internal/types"
"github.com/zeromicro/go-zero/core/logx"
)
type GetLinkLogic struct {
logx.Logger
ctx context.Context
svcCtx *svc.ServiceContext
}
func NewGetLinkLogic(ctx context.Context, svcCtx *svc.ServiceContext) *GetLinkLogic {
return &GetLinkLogic{
Logger: logx.WithContext(ctx),
ctx: ctx,
svcCtx: svcCtx,
}
}
func (l *GetLinkLogic) GetLink(req *types.ExpandReq) (resp *types.GetLinkResp, err error) {
queryUrl := db.UrlTable.SelectQuery(l.svcCtx.DB)
queryUrl.BindStruct(db.UrlModel{ID: req.ID})
var urls []db.UrlModel
if err := queryUrl.Select(&urls); err != nil {
return nil, errorx.NewDefaultError(err.Error())
}
if len(urls) != 1 {
return nil, errorx.NewDefaultError("no URL found")
}
resp = &types.GetLinkResp{
ID: urls[0].ID,
LongUrl: urls[0].LongUrl,
CreatedAt: urls[0].CreatedAt.String(),
Lifespan: urls[0].Lifespan,
}
return resp, err
}