From 7819e834c8dd41d70d669f3b63d268a08f25521a Mon Sep 17 00:00:00 2001
From: Deluan <deluan@navidrome.org>
Date: Mon, 2 Nov 2020 09:48:00 -0500
Subject: [PATCH] Fix Artist filtering

---
 persistence/artist_repository.go | 2 +-
 persistence/sql_restful.go       | 3 +++
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/persistence/artist_repository.go b/persistence/artist_repository.go
index a8b89b423..ece0dbeaf 100644
--- a/persistence/artist_repository.go
+++ b/persistence/artist_repository.go
@@ -84,7 +84,7 @@ func (r *artistRepository) GetAll(options ...model.QueryOptions) (model.Artists,
 }
 
 func (r *artistRepository) toModels(dba []dbArtist) model.Artists {
-	var res model.Artists
+	res := model.Artists{}
 	for i := range dba {
 		a := dba[i]
 		res = append(res, *r.toModel(&a))
diff --git a/persistence/sql_restful.go b/persistence/sql_restful.go
index 13a7433ca..78c2ad121 100644
--- a/persistence/sql_restful.go
+++ b/persistence/sql_restful.go
@@ -21,6 +21,9 @@ func (r sqlRestful) parseRestFilters(options rest.QueryOptions) Sqlizer {
 	}
 	filters := And{}
 	for f, v := range options.Filters {
+		if v == "" {
+			continue
+		}
 		if ff, ok := r.filterMappings[f]; ok {
 			filters = append(filters, ff(f, v))
 		} else if f == "id" {