/// <summary>
/// Получить отчет по значениям тегов
/// </summary>
public string GetTagsReport(DSRouterTagsReportSettings reportSettings)
{
string result = null;
try
{
string reportName = "Отчет " + DateTime.Now.ToShortDateString();
if (SaveTagsReport(DEFAULT_PATH_TO_DIRECTORY_TO_SHARE_FILES, reportName, reportSettings) == null)
return null;
result = DEFAULT_URL_TO_DIRECTORY_TO_SHARE_FILES + reportName + reportSettings.ReportExtension;
}
catch (Exception ex)
{
Log.WriteErrorMessage("DSRouterService.GetTagsReport() : Исключение : " + ex.Message);
}
return result;
}
/// <summary>
/// Получить отчет по значениям тегов
/// </summary>
public byte[] GetTagsReportAsByteArray(DSRouterTagsReportSettings reportSettings)
{
byte[] result = null;
try
{
string reportName = "Отчет " + DateTime.Now.ToShortDateString();
var pathToReport = SaveTagsReport(Path.GetTempPath(), reportName, reportSettings);
if (pathToReport == null)
return null;
using (var stream = File.Open(pathToReport, FileMode.Open))
{
result = new byte[stream.Length];
stream.Read(result, 0, result.Length);
stream.Close();
}
}
catch (Exception ex)
{
Log.WriteErrorMessage("DSRouterService.GetTagsReportAsByteArray() : Исключение : " + ex.Message);
}
return result;
}
/// <summary>
/// Собирает данные и сохраняет отчет в указанное место
/// </summary>
private string SaveTagsReport(string pathToSave, string reportName, DSRouterTagsReportSettings reportSettings)
{
string result = null;
// Получаем тренды
var trends = GetTrends(reportSettings.Tags, reportSettings.StartDateTime, reportSettings.EndDateTime);
if (trends == null || trends.Count == 0)
return null;
// Если надо, то приводим тренды к единому шагу
Dictionary<DateTime, Tuple<object, object, object, object>> trendsWithFixStep = null;
if (reportSettings.Interval != 0)
{
trendsWithFixStep = GetTrendsWithFixStep(trends, reportSettings.Interval, reportSettings.StartDateTime, reportSettings.EndDateTime);
}
// Заполняем DataSet
var dataSource = FillDataSet(null, trends, trendsWithFixStep);
#region Формирование отчета
string reportTemplateName = String.IsNullOrWhiteSpace(reportSettings.ReportTamplateName) ? "TagsReport" : reportSettings.ReportTamplateName;
var report = new Report(reportTemplateName);
report.SetDataSource(dataSource);
report.SaveReportFile(pathToSave, reportName, reportSettings.ReportExtension.ToString());
result = Path.Combine(pathToSave, reportName + "." + reportSettings.ReportExtension.ToString());
#endregion
return result;
}
