/
query.go
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/
query.go
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// Copyright 2018 Oliver Szabo
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package solr
import (
"fmt"
"net/url"
"strings"
)
// CreateSolrQuery will create a new Solr query with empty queries
func CreateSolrQuery() *SolrQuery {
q := new(SolrQuery)
q.params = &url.Values{}
return q
}
// AddParam add query parameter for Solr query
func (q *SolrQuery) AddParam(key, value string) {
q.params.Add(key, value)
}
// SetParam set query parameter for Solr query
func (q *SolrQuery) SetParam(key, value string) {
q.params.Set(key, value)
}
// Encode transform Solr query parameters to string
func (q *SolrQuery) Encode() string {
return q.params.Encode()
}
// Query sets query string
func (q *SolrQuery) Query(query string) {
q.AddParam("q", query)
}
// FilterQuery add filter query string
func (q *SolrQuery) FilterQuery(filterQuery string) {
q.AddParam("fq", filterQuery)
}
// FacetQuery sets facet query string
func (q *SolrQuery) FacetQuery(query string) {
q.SetParam("facet", "true")
q.AddParam("fq", query)
}
// AddFacet add facet field
func (q *SolrQuery) AddFacet(field string) {
q.SetParam("facet", "true")
q.AddParam("facet.field", field)
}
// AddFields adding fields to Solr query
func (q *SolrQuery) AddFields(fields []string) {
if len(fields) > 0 {
q.AddParam("fl", strings.Join(fields, ","))
}
}
// AddFields adding fields to Solr query
func (q *SolrQuery) AddPivotFields(pivotFields []string) {
q.SetParam("facet", "true")
if len(pivotFields) > 0 {
q.AddParam("facet.pivot.field", strings.Join(pivotFields, ","))
}
}
// Start sets start parameter for Solr query
func (q *SolrQuery) Start(start int) {
q.SetParam("start", fmt.Sprintf("%d", start))
}
// Rows sets rows parameter for Solr query
func (q *SolrQuery) Rows(rows int) {
q.SetParam("rows", fmt.Sprintf("%d", rows))
}
// Sort sets sort for Solr query
func (q *SolrQuery) Sort(sort string) {
q.SetParam("sort", sort)
}