public void ReadFromExcel(MemoryStream excelFileStream, MoscowWeatherContext dbConnection)
{
excelFileStream.Position = 0;
var workBook = new XSSFWorkbook(excelFileStream);
var excelRowDtos = new List <ExcelRowDto>();
for (var sheetIndex = 0; sheetIndex < workBook.NumberOfSheets; sheetIndex++)
{
var sheet = workBook.GetSheetAt(sheetIndex);
ProcessSheetHeaders(sheet);
excelRowDtos.AddRange(GetDataFromRowColumns(sheet));
}
ProcessRows(excelRowDtos, dbConnection);
}
private void ProcessRows(List <ExcelRowDto> excelRowDtos, MoscowWeatherContext dbConnection)
{
foreach (var dto in excelRowDtos)
{
var weatherModel = new Weather();
if (!string.IsNullOrEmpty(dto.RowColumns[0]) && !string.IsNullOrWhiteSpace(dto.RowColumns[0]))
{
weatherModel.Date = DateTime.ParseExact(dto.RowColumns[0], "dd.MM.yyyy", CultureInfo.InvariantCulture);
}
if (!string.IsNullOrEmpty(dto.RowColumns[1]) && !string.IsNullOrWhiteSpace(dto.RowColumns[1]))
{
weatherModel.Time = TimeSpan.Parse(dto.RowColumns[1]);
}
if (!string.IsNullOrEmpty(dto.RowColumns[2]) && !string.IsNullOrWhiteSpace(dto.RowColumns[2]))
{
weatherModel.Temperature = decimal.Parse(dto.RowColumns[2]);
}
if (!string.IsNullOrEmpty(dto.RowColumns[3]) && !string.IsNullOrWhiteSpace(dto.RowColumns[3]))
{
weatherModel.Humidity = decimal.Parse(dto.RowColumns[3]);
}
if (!string.IsNullOrEmpty(dto.RowColumns[4]) && !string.IsNullOrWhiteSpace(dto.RowColumns[4]))
{
weatherModel.Td = decimal.Parse(dto.RowColumns[4]);
}
if (!string.IsNullOrEmpty(dto.RowColumns[5]) && !string.IsNullOrWhiteSpace(dto.RowColumns[5]))
{
weatherModel.AtmosphericPressure = decimal.Parse(dto.RowColumns[5]);
}
weatherModel.WindDirection = (dto.RowColumns[6]);
if (!string.IsNullOrEmpty(dto.RowColumns[7]) && !string.IsNullOrWhiteSpace(dto.RowColumns[7]))
{
weatherModel.WindSpeed = decimal.Parse(dto.RowColumns[7]);
}
if (!string.IsNullOrEmpty(dto.RowColumns[8]) && !string.IsNullOrWhiteSpace(dto.RowColumns[8]))
{
weatherModel.Cloudiness = decimal.Parse(dto.RowColumns[8]);
}
if (!string.IsNullOrEmpty(dto.RowColumns[9]) && !string.IsNullOrWhiteSpace(dto.RowColumns[9]))
{
weatherModel.H = decimal.Parse(dto.RowColumns[9]);
}
weatherModel.Vv = (dto.RowColumns[10]);
weatherModel.WeatherCondition = dto.RowColumns[11];
dbConnection.Add(weatherModel);
}
dbConnection.SaveChanges();
}
public IndexModel(MoscowWeather.Models.MoscowWeatherContext context)
{
_context = context;
}
