func()

in pkg/api/v1/state.go [158:220]

• 55 lines of code
• 11 McCabe index (conditional complexity)

func (s *Server) ListRows(ctx context.Context, req *apipb.ListRowsRequest) (*apipb.ListRowsResponse, error) {
	ctx, cancel := context.WithTimeout(ctx, s.Timeout)
	defer cancel()

	// this should be factored out of this function
	cfg, err := s.getConfig(ctx, logrus.WithContext(ctx), req.GetScope())
	if err != nil {
		return nil, err
	}
	cfg.Mutex.RLock()
	defer cfg.Mutex.RUnlock()

	dashboardName, tabName, testGroupName, err := findDashboardTab(cfg, req.GetDashboard(), req.GetTab())
	if err != nil {
		return nil, err
	}

	grid, err := s.Grid(ctx, req.GetScope(), dashboardName, tabName, testGroupName)
	if err != nil {
		return nil, fmt.Errorf("Dashboard {%q} or tab {%q} not found", req.GetDashboard(), req.GetTab())
	}
	if grid == nil {
		return nil, errors.New("grid not found")
	}

	dashboardTabResponse := apipb.ListRowsResponse{
		Rows: make([]*apipb.ListRowsResponse_Row, 0, len(grid.Rows)),
	}
	for _, gRow := range grid.Rows {
		gRowDecodedResults := decodeRLE(gRow.Results)
		cellsCount := len(gRowDecodedResults)
		row := apipb.ListRowsResponse_Row{
			Name:   gRow.Name,
			Issues: gRow.Issues,
			Alert:  gRow.AlertInfo,
			Cells:  make([]*apipb.ListRowsResponse_Cell, 0, cellsCount),
		}
		var filledIdx int
		// loop through CellIds, Messages, Icons slices and build cell struct objects
		for cellIdx := 0; cellIdx < cellsCount; cellIdx++ {
			// Cell IDs, messages, and icons are only listed for non-blank cells.
			cell := apipb.ListRowsResponse_Cell{
				Result: gRowDecodedResults[cellIdx],
			}
			if gRowDecodedResults[cellIdx] != 0 {
				// Cell IDs may be omitted for subrows.
				if len(gRow.CellIds) != 0 {
					cell.CellId = gRow.CellIds[filledIdx]
				}
				if len(gRow.Messages) != 0 {
					cell.Message = gRow.Messages[filledIdx]
				}
				if len(gRow.Icons) != 0 {
					cell.Icon = gRow.Icons[filledIdx]
				}
				filledIdx++
			}
			row.Cells = append(row.Cells, &cell)
		}
		dashboardTabResponse.Rows = append(dashboardTabResponse.Rows, &row)
	}
	return &dashboardTabResponse, nil
}