func (i *uploadController) ReadMany(c context.Context) error {
var results []types.Upload
qry := elastigo.Search(iname).Pretty().Query(
elastigo.Query().All(),
)
out, err := qry.Result(types.ElasticConnection)
if err != nil {
fmt.Println("err querying elastic connection:%v", err)
return goweb.API.RespondWithError(c, http.StatusInternalServerError,
err.Error())
}
for _, elem := range out.Hits.Hits {
bytes, err := elem.Source.MarshalJSON()
if err != nil {
log.Println("err calling marshalJson:%v", err)
return goweb.API.RespondWithError(c, http.StatusInternalServerError,
err.Error())
}
var t types.Upload
json.Unmarshal(bytes, &t)
results = append(results, t)
}
return goweb.API.RespondWithData(c, results)
}
func (c *Configuration) fetchLastIndexFromES() int64 {
var results []Upload
qry := elastigo.Search(iname).Pretty().Query(
elastigo.Query().All(),
)
out, err := qry.Result(ElasticConnection)
if err != nil {
log.Println("No record found")
return 0
}
if out.Hits.Total == 0 {
log.Println("No indice data for updating fetch information")
return 0
}
for _, elem := range out.Hits.Hits {
bytes, err := elem.Source.MarshalJSON()
if err != nil {
log.Fatalf("err calling marshalJson:%v", err)
}
var t Upload
json.Unmarshal(bytes, &t)
results = append(results, t)
}
var highestId int64 = 0
for _, p := range results {
if p.Id >= highestId {
highestId = p.Id
}
}
return highestId
}