fix jsonPathGetFirst

go.mod

@@ -4,7 +4,7 @@ go 1.22
 
 require (
 	github.com/PaesslerAG/jsonpath v0.1.1
-	github.com/golang-jwt/jwt v3.2.2+incompatible
+	github.com/golang-jwt/jwt v3.2.2+incompatible // indirect
 	github.com/google/uuid v1.6.0
 	github.com/julienschmidt/httprouter v1.3.0
 	github.com/segmentio/kafka-go v0.4.47

lib/query/modifier/encoding_test.go

@@ -53,3 +53,24 @@ func TestEncodingOrderPreserved(t *testing.T) {
 		t.Error(result)
 	}
 }
+
+func TestJsonPathGetFirst(t *testing.T) {
+	result, err := jsonPathGetFirst(map[string]interface{}{"features": map[string]interface{}{"service_groups": []interface{}{map[string]interface{}{"key": "c3b8fc33-1899-4595-a6fc-eb85ff24a0de", "name": "Total"}}}},
+		"$.features.service_groups[?@.key==\"c3b8fc33-1899-4595-a6fc-eb85ff24a0de\"].name")
+	if err != nil {
+		t.Error(err)
+		return
+	}
+	if result != "Total" {
+		t.Error(result)
+	}
+	result, err = jsonPathGetFirst(map[string]interface{}{"features": map[string]interface{}{"service_groups": []map[string]interface{}{{"key": "c3b8fc33-1899-4595-a6fc-eb85ff24a0de", "name": "Total"}}}},
+		"$.features.service_groups[?@.key==\"c3b8fc33-1899-4595-a6fc-eb85ff24a0de\"].name")
+	if err != nil {
+		t.Error(err)
+		return
+	}
+	if result != "Total" {
+		t.Error(result)
+	}
+}

lib/query/modifier/helper.go

@@ -18,6 +18,7 @@ package modifier
 
 import (
 	"bytes"
+	"encoding/json"
 	"github.com/SENERGY-Platform/permission-search/lib/jsonpath"
 	"text/template"
 )
@@ -37,7 +38,7 @@ func useTemplate(name string, tmpl string, placeholders interface{}) (result str
 }
 
 func jsonPathGetFirst(v interface{}, path string) (value interface{}, err error) {
-	value, err = jsonpath.UseJsonPathWithScriptOnObj(v, path)
+	value, err = jsonpath.UseJsonPathWithScriptOnObj(normalize(v), path)
 	if err != nil {
 		return value, err
 	}
@@ -50,3 +51,15 @@ func jsonPathGetFirst(v interface{}, path string) (value interface{}, err error)
 	}
 	return
 }
+
+func normalize(v interface{}) (result interface{}) {
+	temp, err := json.Marshal(v)
+	if err != nil {
+		return v
+	}
+	err = json.Unmarshal(temp, &result)
+	if err != nil {
+		return v
+	}
+	return result
+}

lib/query/modifier/reference.go

@@ -47,12 +47,12 @@ func (this *Modifier) loadReferences(references map[string]configuration.Modifie
 		}
 		value, err := jsonPathGetFirst(resourceElement, reference.Path)
 		if err != nil {
-			log.Println("WARNING: loadReferences() path error", "\n\t", reference.Path, "\n\t", resourceElement, "\n\t", err)
+			log.Printf("WARNING: loadReferences() path error path=%v \n\tresource=%#v\n\terr=%v\n", reference.Path, resourceElement, err)
 			result[name] = reference.Default
 			continue
 		}
 		if value != nil {
-			log.Println("WARNING: loadReferences() path not found", "\n\t", reference.Path, "\n\t", resourceElement)
+			log.Printf("WARNING: loadReferences() path not found path=%v \n\tresource=%#v\n", reference.Path, resourceElement)
 			result[name] = value
 		} else {
 			result[name] = reference.Default