/// <inheritdoc />
public async Task <ExportFileModel> BuildReport(DateTimeOffset date, ExportFormatOption format)
{
var exchangeRates = await _context.ExchangeRates.AsNoTracking()
.Where(a => a.Date.Year == date.Year && a.Date.Month == date.Month)
.Where(a => _currencies.Contains(a.Code))
.ToListAsync();
var reportModel = CreateReportModel(exchangeRates, date);
return(await _buildersFactory.DefineBuilder <ExchangeRatesReportModel>(format)
.BuildReport(reportModel));
}
/// <inheritdoc />
public ISpecificFormatReportBuilder <TModel> DefineBuilder <TModel>(ExportFormatOption exportFormat)
{
switch (exportFormat)
{
case ExportFormatOption.Txt:
return(_serviceProvider.GetService <ITxtReportBuilder <TModel> >());
case ExportFormatOption.Json:
return(_serviceProvider.GetService <IJsonReportBuilder <TModel> >());
default:
throw new ArgumentOutOfRangeException(nameof(exportFormat), exportFormat, null);
}
}
public async Task <FileStreamResult> GetReport([FromQuery] DateTimeOffset date, [FromQuery] ExportFormatOption format = ExportFormatOption.Txt)
{
var exportFileModel = await _service.BuildReport(date, format);
return(File(exportFileModel.Stream, "application/octet-stream", exportFileModel.FileName));
}