Add graph.Search for substr

storage/graph.go

@@ -2,6 +2,7 @@ package storage
 
 import (
 	"context"
+	"fmt"
 	"local/dndex/storage/entity"
 	"local/dndex/storage/operator"
 
@@ -19,12 +20,25 @@ func NewGraph() Graph {
 	}
 }
 
+func (g Graph) Search(ctx context.Context, namespace string, nameContains string) ([]entity.One, error) {
+	filter := operator.Regex{Key: entity.Name, Value: fmt.Sprintf(".*%s.*", nameContains)}
+	return g.find(ctx, namespace, filter)
+}
+
 func (g Graph) List(ctx context.Context, namespace string, from ...string) ([]entity.One, error) {
-	filter := operator.NewFilterIn("_id", from)
+	filter := operator.NewFilterIn(entity.Name, from)
+	return g.find(ctx, namespace, filter)
+}
+
+func (g Graph) find(ctx context.Context, namespace string, filter interface{}) ([]entity.One, error) {
 	ch, err := g.mongo.Find(ctx, namespace, filter)
 	if err != nil {
 		return nil, err
 	}
+	return g.gatherOnes(ctx, ch)
+}
+
+func (g Graph) gatherOnes(ctx context.Context, ch <-chan bson.Raw) ([]entity.One, error) {
 	var ones []entity.One
 	for one := range ch {
 		var o entity.One