improve pagination

Author: ad3n

listeners/paginations/filter.go

@@ -1,6 +1,8 @@
 package paginations
 
 import (
+	"fmt"
+
 	configs "github.com/crowdeco/skeleton/configs"
 	events "github.com/crowdeco/skeleton/events"
 	handlers "github.com/crowdeco/skeleton/handlers"
@@ -16,7 +18,9 @@ func (u *Filter) Handle(event interface{}) {
 	filters := e.Filters
 
 	for _, v := range filters {
-		query.Must(elastic.NewMatchQuery(v.Field, v.Value))
+		q := elastic.NewWildcardQuery(v.Field, fmt.Sprintf("*%s*", v.Value))
+		q.Boost(1.0)
+		query.Must(q)
 	}
 }
 

paginations/adapter/elasticsearch.go

@@ -42,7 +42,7 @@ func (es *ElasticsearchAdapter) Nums() (int64, error) {
 	return result.TotalHits(), nil
 }
 
-func (es *ElasticsearchAdapter) Slice(offset, length int, data interface{}) error {
+func (es *ElasticsearchAdapter) Slice(offset int, length int, data interface{}) error {
 	es.pageQuery.Must(elastic.NewRangeQuery("Counter").From(offset).To(length + offset))
 
 	result, err := es.client.Search().Index(es.index).IgnoreUnavailable(true).Query(es.pageQuery).Size(length).Do(es.context)

paginations/pagination.go

@@ -41,6 +41,7 @@ func (p *Pagination) Handle(pagination *grpcs.Pagination) {
 		pagination.Limit = 17
 	}
 
+	p.Filters = nil
 	if len(pagination.Fields) == len(pagination.Values) {
 		for k, v := range pagination.Fields {
 			if v != "" {