[MM-62142] Avoid SELECT * in status_store.go (#29610)

* SELECT * to query builder

* execBuilder, manual column name and one more select * remaining instance

---------

Co-authored-by: Mattermost Build <build@mattermost.com>

server/channels/store/sqlstore/status_store.go

@@ -17,10 +17,20 @@ import (
 
 type SqlStatusStore struct {
 	*SqlStore
+
+	statusSelectQuery sq.SelectBuilder
 }
 
 func newSqlStatusStore(sqlStore *SqlStore) store.StatusStore {
-	return &SqlStatusStore{sqlStore}
+	s := SqlStatusStore{
+		SqlStore: sqlStore,
+	}
+
+	s.statusSelectQuery = s.getQueryBuilder().
+		Select("UserId", "Status", quoteColumnName(s.DriverName(), "Manual"), "LastActivityAt", "DNDEndTime", "PrevStatus").
+		From("Status")
+
+	return &s
 }
 
 func (s SqlStatusStore) SaveOrUpdate(st *model.Status) error {
@@ -50,9 +60,10 @@ func (s SqlStatusStore) SaveOrUpdate(st *model.Status) error {
 }
 
 func (s SqlStatusStore) Get(userId string) (*model.Status, error) {
-	var status model.Status
+	query := s.statusSelectQuery.Where(sq.Eq{"UserId": userId})
 
-	if err := s.GetReplica().Get(&status, "SELECT * FROM Status WHERE UserId = ?", userId); err != nil {
+	var status model.Status
+	if err := s.GetReplica().GetBuilder(&status, query); err != nil {
 		if err == sql.ErrNoRows {
 			return nil, store.NewErrNotFound("Status", fmt.Sprintf("userId=%s", userId))
 		}
@@ -62,10 +73,7 @@ func (s SqlStatusStore) Get(userId string) (*model.Status, error) {
 }
 
 func (s SqlStatusStore) GetByIds(userIds []string) ([]*model.Status, error) {
-	query := s.getQueryBuilder().
-		Select(fmt.Sprintf("UserId, Status, %s, LastActivityAt", quoteColumnName(s.DriverName(), "Manual"))).
-		From("Status").
-		Where(sq.Eq{"UserId": userIds})
+	query := s.statusSelectQuery.Where(sq.Eq{"UserId": userIds})
 	queryString, args, err := query.ToSql()
 	if err != nil {
 		return nil, errors.Wrap(err, "status_tosql")
@@ -78,7 +86,7 @@ func (s SqlStatusStore) GetByIds(userIds []string) ([]*model.Status, error) {
 	defer rows.Close()
 	for rows.Next() {
 		var status model.Status
-		if err = rows.Scan(&status.UserId, &status.Status, &status.Manual, &status.LastActivityAt); err != nil {
+		if err = rows.Scan(&status.UserId, &status.Status, &status.Manual, &status.LastActivityAt, &status.DNDEndTime, &status.PrevStatus); err != nil {
 			return nil, errors.Wrap(err, "unable to scan from rows")
 		}
 		statuses = append(statuses, &status)
@@ -94,20 +102,19 @@ func (s SqlStatusStore) GetByIds(userIds []string) ([]*model.Status, error) {
 func (s SqlStatusStore) updateExpiredStatuses(t *sqlxTxWrapper) ([]*model.Status, error) {
 	statuses := []*model.Status{}
 	currUnixTime := time.Now().UTC().Unix()
-	selectQuery, selectParams, err := s.getQueryBuilder().
-		Select("*").
-		From("Status").
-		Where(
-			sq.And{
-				sq.Eq{"Status": model.StatusDnd},
-				sq.Gt{"DNDEndTime": 0},
-				sq.LtOrEq{"DNDEndTime": currUnixTime},
-			},
-		).ToSql()
+	selectQuery := s.statusSelectQuery.Where(
+		sq.And{
+			sq.Eq{"Status": model.StatusDnd},
+			sq.Gt{"DNDEndTime": 0},
+			sq.LtOrEq{"DNDEndTime": currUnixTime},
+		},
+	)
+
+	selectQueryString, selectParams, err := selectQuery.ToSql()
 	if err != nil {
 		return nil, errors.Wrap(err, "status_tosql")
 	}
-	err = t.Select(&statuses, selectQuery, selectParams...)
+	err = t.Select(&statuses, selectQueryString, selectParams...)
 	if err != nil {
 		return nil, errors.Wrap(err, "updateExpiredStatusesT: failed to get expired dnd statuses")
 	}
@@ -212,8 +219,18 @@ func (s SqlStatusStore) ResetAll() error {
 
 func (s SqlStatusStore) GetTotalActiveUsersCount() (int64, error) {
 	time := model.GetMillis() - (1000 * 60 * 60 * 24)
+	query := s.getQueryBuilder().
+		Select("COUNT(UserId)").
+		From("Status").
+		Where(sq.Gt{"LastActivityAt": time})
+
+	queryString, args, err := query.ToSql()
+	if err != nil {
+		return 0, errors.Wrap(err, "status_tosql")
+	}
+
 	var count int64
-	err := s.GetReplica().Get(&count, "SELECT COUNT(UserId) FROM Status WHERE LastActivityAt > ?", time)
+	err = s.GetReplica().Get(&count, queryString, args...)
 	if err != nil {
 		return count, errors.Wrap(err, "failed to count active users")
 	}
@@ -221,7 +238,12 @@ func (s SqlStatusStore) GetTotalActiveUsersCount() (int64, error) {
 }
 
 func (s SqlStatusStore) UpdateLastActivityAt(userId string, lastActivityAt int64) error {
-	if _, err := s.GetMaster().Exec("UPDATE Status SET LastActivityAt = ? WHERE UserId = ?", lastActivityAt, userId); err != nil {
+	builder := s.getQueryBuilder().
+		Update("Status").
+		Set("LastActivityAt", lastActivityAt).
+		Where(sq.Eq{"UserId": userId})
+
+	if _, err := s.GetMaster().ExecBuilder(builder); err != nil {
 		return errors.Wrapf(err, "failed to update last activity for userId=%s", userId)
 	}