Update GraphQL schema. Refactor node repository

internal/graph/model/models_gen.go

@@ -167,12 +167,30 @@ type NamedStatsWithScope struct {
 	Stats []*ScopedStats     `json:"stats"`
 }
 
+type NodeFilter struct {
+	Hostname    *StringInput      `json:"hostname,omitempty"`
+	Cluster     *StringInput      `json:"cluster,omitempty"`
+	SubCluster  *StringInput      `json:"subCluster,omitempty"`
+	NodeState   *string           `json:"nodeState,omitempty"`
+	HealthState *schema.NodeState `json:"healthState,omitempty"`
+}
+
 type NodeMetrics struct {
 	Host       string               `json:"host"`
 	SubCluster string               `json:"subCluster"`
 	Metrics    []*JobMetricWithName `json:"metrics"`
 }
 
+type NodeStateResultList struct {
+	Items []*schema.Node `json:"items"`
+	Count *int           `json:"count,omitempty"`
+}
+
+type NodeStats struct {
+	State string `json:"state"`
+	Count int    `json:"count"`
+}
+
 type NodesResultList struct {
 	Items       []*NodeMetrics `json:"items"`
 	Offset      *int           `json:"offset,omitempty"`

internal/graph/schema.resolvers.go

@@ -358,6 +358,21 @@ func (r *queryResolver) AllocatedNodes(ctx context.Context, cluster string) ([]*
 	return counts, nil
 }
 
+// Node is the resolver for the node field.
+func (r *queryResolver) Node(ctx context.Context, id string) (*schema.Node, error) {
+	panic(fmt.Errorf("not implemented: Node - node"))
+}
+
+// Nodes is the resolver for the nodes field.
+func (r *queryResolver) Nodes(ctx context.Context, filter []*model.NodeFilter, order *model.OrderByInput) (*model.NodeStateResultList, error) {
+	panic(fmt.Errorf("not implemented: Nodes - nodes"))
+}
+
+// NodeStats is the resolver for the nodeStats field.
+func (r *queryResolver) NodeStats(ctx context.Context, filter []*model.NodeFilter) ([]*model.NodeStats, error) {
+	panic(fmt.Errorf("not implemented: NodeStats - nodeStats"))
+}
+
 // Job is the resolver for the job field.
 func (r *queryResolver) Job(ctx context.Context, id string) (*schema.Job, error) {
 	numericId, err := strconv.ParseInt(id, 10, 64)