Merge pull request #182 from djuerges/patch-1

Author: kevwan

doc/shorturl-en.md

@@ -445,7 +445,7 @@ Till now, we’ve done the modification of API Gateway. All the manually added c
   ```go
   func (l *ExpandLogic) Expand(in *transform.ExpandReq) (*transform.ExpandResp, error) {
   	// manual code start
-  	res, err := l.svcCtx.Model.FindOne(in.Shorten)
+  	res, err := l.svcCtx.Model.FindOne(l.ctx, in.Shorten)
   	if err != nil {
   		return nil, err
   	}
@@ -463,7 +463,7 @@ Till now, we’ve done the modification of API Gateway. All the manually added c
   func (l *ShortenLogic) Shorten(in *transform.ShortenReq) (*transform.ShortenResp, error) {
     // manual code start, generates shorturl
   	key := hash.Md5Hex([]byte(in.Url))[:6]
-  	_, err := l.svcCtx.Model.Insert(model.Shorturl{
+  	_, err := l.svcCtx.Model.Insert(l.ctx, &model.Shorturl{{
   		Shorten: key,
   		Url:     in.Url,
   	})