/// <summary>
/// Creates a new data transfer object for a given week.
/// </summary>
/// <param name="week">The week to create a DTO for.</param>
public WeekBaseDTO(WeekBase week)
{
this.Name = week.Name;
try
{
this.Thumbnail = new WeekPictogramDTO(week.Thumbnail);
}
catch (NullReferenceException)
{
this.Thumbnail = new WeekPictogramDTO();
}
Days = new List <WeekdayDTO>();
foreach (var day in week.Weekdays.OrderBy(wd => wd.Day))
{
Days.Add(new WeekdayDTO(day));
}
}
/// <summary>
/// From the given DTO, set the name, thumbnail and days of the given week object.
/// </summary>
/// <param name="weekDTO">The DTO from which values are read.</param>
/// <param name="week">The week object to which values are written.</param>
/// <param name="_giraf">An instance of the GirafService from which the database will be accessed when reading the DTO.</param>
/// <returns>MissingProperties if thumbnail is missing.
/// ResourceNotFound if any pictogram id is invalid.
/// null otherwise.</returns>
public static async Task <ErrorResponse> SetWeekFromDTO(WeekBaseDTO weekDTO, WeekBase week, IGirafService _giraf)
{
var modelErrorCode = weekDTO.ValidateModel();
if (modelErrorCode.HasValue)
{
return(new ErrorResponse(modelErrorCode.Value));
}
week.Name = weekDTO.Name;
Pictogram thumbnail = _giraf._context.Pictograms
.FirstOrDefault(p => p.Id == weekDTO.Thumbnail.Id);
if (thumbnail == null)
{
return(new ErrorResponse(ErrorCode.MissingProperties, "thumbnail"));
}
week.Thumbnail = thumbnail;
foreach (var day in weekDTO.Days)
{
var wkDay = new Weekday(day);
if (!(await AddPictogramsToWeekday(wkDay, day, _giraf)))
{
return(new ErrorResponse(ErrorCode.ResourceNotFound, "pictogram"));
}
week.UpdateDay(wkDay);
}
//All week days that were not specified in the new schedule, but existed before
var toBeDeleted = week.Weekdays.Where(wd => !weekDTO.Days.Any(d => d.Day == wd.Day)).ToList();
foreach (var deletedDay in toBeDeleted)
{
week.Weekdays.Remove(deletedDay);
}
return(null);
}
