feat: ent update fields.

entgo/update/update.go

@@ -0,0 +1,25 @@
+package update
+
+import (
+	"entgo.io/ent/dialect/sql"
+	"github.com/tx7do/go-utils/stringcase"
+)
+
+func BuildSetNullUpdate(u *sql.UpdateBuilder, fields []string) {
+	if len(fields) > 0 {
+		for _, field := range fields {
+			field = stringcase.ToSnakeCase(field)
+			u.SetNull(field)
+		}
+	}
+}
+
+func BuildSetNullUpdater(fields []string) (error, func(u *sql.UpdateBuilder)) {
+	if len(fields) > 0 {
+		return nil, func(u *sql.UpdateBuilder) {
+			BuildSetNullUpdate(u, fields)
+		}
+	} else {
+		return nil, nil
+	}
+}