Dashboards: Allow to retrieve dashboards by uid (#48522)

* Add the possibility to get the dashboards by uid

* Fix

pkg/models/dashboards.go

@@ -435,8 +435,9 @@ type GetDashboardTagsQuery struct {
 }
 
 type GetDashboardsQuery struct {
-	DashboardIds []int64
-	Result       []*Dashboard
+	DashboardIds  []int64
+	DashboardUIds []string
+	Result        []*Dashboard
 }
 
 type GetDashboardPermissionsForUserQuery struct {

pkg/services/sqlstore/dashboard.go

@@ -4,6 +4,8 @@ import (
 	"context"
 	"strings"
 
+	"xorm.io/xorm"
+
 	"github.com/prometheus/client_golang/prometheus"
 
 	"github.com/grafana/grafana/pkg/models"
@@ -223,13 +225,19 @@ func (ss *SQLStore) GetDashboardTags(ctx context.Context, query *models.GetDashb
 
 func (ss *SQLStore) GetDashboards(ctx context.Context, query *models.GetDashboardsQuery) error {
 	return ss.WithDbSession(ctx, func(dbSession *DBSession) error {
-		if len(query.DashboardIds) == 0 {
+		if len(query.DashboardIds) == 0 && len(query.DashboardUIds) == 0 {
 			return models.ErrCommandValidationFailed
 		}
 
 		var dashboards = make([]*models.Dashboard, 0)
+		var session *xorm.Session
+		if len(query.DashboardIds) > 0 {
+			session = dbSession.In("id", query.DashboardIds)
+		} else {
+			session = dbSession.In("uid", query.DashboardUIds)
+		}
 
-		err := dbSession.In("id", query.DashboardIds).Find(&dashboards)
+		err := session.Find(&dashboards)
 		query.Result = dashboards
 		return err
 	})