/// <summary>
/// This method is responsible for getting a specific timespan from the helpdesk system
/// </summary>
/// <param name="id">The SpanId of the specific timespan to be retrieved</param>
/// <returns>The response that indicates if the operation was a success,
/// and the details of the retrieved timespan if it was</returns>
public GetTimeSpanResponse GetTimeSpan(int id)
{
s_logger.Info("Getting timespan...");
GetTimeSpanResponse response = new GetTimeSpanResponse();
try
{
var dataLayer = new HelpdeskDataLayer();
TimeSpanDTO timespan = dataLayer.GetTimeSpan(id);
response.Timespan = timespan ?? throw new NotFoundException("Unable to find timespan!");
response.Status = HttpStatusCode.OK;
}
catch (NotFoundException ex)
{
s_logger.Error(ex, "Unable to find timespan!");
response.Status = HttpStatusCode.NotFound;
response.StatusMessages.Add(new StatusMessage(HttpStatusCode.NotFound, "Unable to find timespan!"));
}
catch (Exception ex)
{
s_logger.Error(ex, "Unable to get timespan!");
response.Status = HttpStatusCode.InternalServerError;
response.StatusMessages.Add(new StatusMessage(HttpStatusCode.InternalServerError, "Unable to get timespan!"));
}
return(response);
}
/// <summary>
/// Converts the timespan DTO to a DAO to interact with the database
/// </summary>
/// <param name="timespanDTO">The DTO for the timespan</param>
/// <returns>The DAO for the timespan</returns>
private Timespans timespanDTO2DAO(TimeSpanDTO timespanDTO)
{
Timespans timespan = new Timespans
{
SpanId = timespanDTO.SpanId,
HelpdeskId = timespanDTO.HelpdeskId,
Name = timespanDTO.Name,
StartDate = timespanDTO.StartDate,
EndDate = timespanDTO.EndDate
};
return(timespan);
}
/// <summary>
/// Converts the timespan DAO to a DTO to send to the front end
/// </summary>
/// <param name="timespan">The DAO for the timespan</param>
/// <returns>The DTO for the timespan</returns>
private TimeSpanDTO timespanDAO2DTO(Timespans timespan)
{
TimeSpanDTO timespanDTO = new TimeSpanDTO
{
SpanId = timespan.SpanId,
HelpdeskId = timespan.HelpdeskId,
Name = timespan.Name,
StartDate = timespan.StartDate,
EndDate = timespan.EndDate
};
return(timespanDTO);
}
/// <summary>
/// Used to retreve a timespan by its id
/// </summary>
/// <param name="id">The id of the timespan</param>
/// <returns>The timespan DTO</returns>
public TimeSpanDTO GetTimeSpan(int id)
{
TimeSpanDTO timespanDTO = null;
using (helpdesksystemContext context = new helpdesksystemContext())
{
var timespan = context.Timespans.FirstOrDefault(t => t.SpanId == id);
if (timespan != null)
{
timespanDTO = timespanDAO2DTO(timespan);
}
}
return(timespanDTO);
}
/// <summary>
/// This method retrieves a list of all the timespans in the database
/// </summary>
/// <returns>A list of timespans retrieved from the database</returns>
public List <TimeSpanDTO> GetTimeSpans()
{
List <TimeSpanDTO> timespanDTOs = new List <TimeSpanDTO>();
using (helpdesksystemContext context = new helpdesksystemContext())
{
var timespans = context.Timespans.ToList();
if (timespans.Count == 0)
{
throw new NotFoundException("No timespans found!");
}
foreach (Timespans timespan in timespans)
{
if (timespan != null)
{
TimeSpanDTO timespanDTO = timespanDAO2DTO(timespan);
timespanDTOs.Add(timespanDTO);
}
}
}
return(timespanDTOs);
}
