// Inserts rows range into the existing sheet
internal static async Task InsertRowsAsync(this SheetsService sheetsService, string spreadsheetId, string sheetTitleId, int?sheetId, int columnCount, int toBeInsertedTopRowIndex, int toBeInsertedRowCount, IList <IList <object> > newRowsData)
{
// Wait for google apis request quota availability.
await SessionRequestsLimiter.Instance.WaitAsync();
// Obtain appropriate insert row batch request.
SpreadsheetsResource.BatchUpdateRequest insertRowsRequest = GoogleServicesExtensionsRequestsFactory.GetInsertRowsRequest(sheetsService, spreadsheetId, sheetId, toBeInsertedTopRowIndex, toBeInsertedRowCount);
// Execute insert sheet rows request in safe synchronous manner.
await RequestsExecutor.SafeExecuteAsync <BatchUpdateSpreadsheetResponse>(insertRowsRequest);
// If new rows data haven't been provided
if (!(newRowsData is null))
{
// Obtain new rows range string.
string newRowsRangeString = RangeTranslator.GetRangeString(sheetTitleId, 0, toBeInsertedTopRowIndex, columnCount, toBeInsertedRowCount);
// Fills inserted rows with provided data.
await sheetsService.UpdateRangeDataAsync(spreadsheetId, newRowsRangeString, newRowsData);
}
}