Client UUID nodes from server sync count

node.go

@@ -2,6 +2,7 @@ package main
 
 import (
 	// External
+	werr "git.gibonuddevalla.se/go/wrappederror"
 	"github.com/jmoiron/sqlx"
 
 	// Standard
@@ -183,6 +184,39 @@ func Nodes(userID, offset int, synced uint64, clientUUID string) (nodes []Node,
 
 	return
 } // }}}
+func NodesCount(userID int, synced uint64, clientUUID string) (count int, err error) { // {{{
+	row := db.QueryRow(`
+		SELECT
+			COUNT(*)
+		FROM
+			public.node
+		WHERE
+			user_id = $1 AND
+			client != $5 AND
+			NOT history AND (
+				created_seq > $4 OR
+				updated_seq > $4 OR
+				deleted_seq > $4
+			)
+		`,
+		userID,
+		synced,
+		clientUUID,
+	)
+	row.Scan(&row)
+	if err != nil {
+		err = werr.Wrap(err).WithData(
+			struct {
+				UserID     uint64
+				Synced     uint64
+				ClientUUID string
+			}{
+				userID, synced, clientUUID,
+			},
+		)
+	}
+	return
+} // }}}
 func RetrieveNode(userID int, nodeUUID string) (node Node, err error) { // {{{
 	var rows *sqlx.Row
 	rows = db.QueryRowx(`