adding search func

dbs/mongo/mongo.go

@@ -3,6 +3,7 @@ package mongo
 import (
 	"context"
 	"errors"
+	"strings"
 	"time"
 
 	"cloud.o-forge.io/core/oc-lib/dbs"
@@ -234,6 +235,29 @@ func (m *MongoDB) LoadOne(id string, collection_name string) (*mongo.SingleResul
 	return res, 200, nil
 }
 
+func (m *MongoDB) Search(search string, filter []string, collection_name string) (*mongo.Cursor, int, error) {
+	opts := options.Find()
+	opts.SetLimit(100)
+	if strings.TrimSpace(search) == "*" {
+		search = ""
+	} else {
+		search = `(?i).*` + search + `.*`
+	}
+	targetDBCollection := CollectionMap[collection_name]
+	list := []bson.M{}
+	for _, k := range filter {
+		list = append(list, bson.M{k: bson.M{"$regex": search}})
+	}
+	if cursor, err := targetDBCollection.Find(
+		MngoCtx, bson.M{"$or": list},
+		opts,
+	); err != nil {
+		return nil, 404, err
+	} else {
+		return cursor, 200, nil
+	}
+}
+
 func (m *MongoDB) LoadFilter(filter map[string]interface{}, collection_name string) (*mongo.Cursor, int, error) {
 	f := bson.D{}
 	for k, v := range filter {