golang 数据建模json解析

type MainController struct {
beego.Controller
}

func (this *MainController) Get() {

this.Data["IsHome"] = true
this.Data["Website"] = "s.me"
this.Data["Email"] = "304030196@qq.com"
this.TplNames = "templets/default/index.tpl"
//根据路由判断zoneid
zoneid := getZone()
//幻灯片模块
myads := getAds(zoneid)
// this.Data["Myads"] = myads

var normbody models.Normbody
var data []models.Normbody
for i := 0; i < len(myads); i++ {
myad := myads[i]
jsonStr := myad.Normbody
if err := json.Unmarshal([]byte(jsonStr), &normbody); err == nil {
fmt.Println("%v,%d", normbody, i)
data = append(data, normbody)
}

}
this.Data["Myad"] = data
fmt.Println("%v", data)

}

/*************1.0 获得Zoneid*******************/
func getZone() string {

return "2"
}

/*************2.0 获得广告数据*******************/
func getAds(zoneid string) []models.Myads {
datalist, err := models.GetMyads(zoneid)
if err != nil {
beego.Error(err)
return nil
}
return datalist
}

<div class="ads">
{{range .Myad}}
<a href="{{.Url}}"> <img src="/{{.Uploadfiles}}" width="{{.Width}}" height="{{.Height}}"  alt="{{.Title}}" /></a>
{{end}}
</div>