public async Task <List <NextCropRecommendation> > GetNextCropRecommendationByFieldId(Guid fieldId, DateTime date)
{
var field = await _fieldRepository.GetAsync(fieldId);
Expression <Func <Culture, bool> > culturesPredicate = c => Math.Abs((int)c.MonthToSeed - date.Month) < 2;
var lastCrop = field.Crops.OrderByDescending(c => c.DateTo).FirstOrDefault();
if (lastCrop != null)
{
culturesPredicate = culturesPredicate.And(c => c.EnemyCultures.All(x => x != lastCrop.CultureId));
List <Guid> lastCropComponents = await GetCropComponentsAsync(lastCrop);
culturesPredicate = culturesPredicate.And(c => !c.ForbiddenComponents.Intersect(lastCropComponents).Any());
}
var cultures = await _cultureRepository.BrowseAsync(culturesPredicate);
var results = new List <NextCropRecommendation>();
foreach (var culture in cultures)
{
var recommendedPesticides = await GetRecommendedPesticidesAsync(culture, field);
NextCropRecommendation rec;
if (lastCrop != null)
{
if (culture.FriendlyCultures.Contains(lastCrop.CultureId))
{
rec = new NextCropRecommendation()
{
CultureName = culture.Name,
Recommendation = RecommendationLevel.HighlyRecommended,
Pesticides = recommendedPesticides
};
results.Add(rec);
}
}
else
{
rec = new NextCropRecommendation()
{
CultureName = culture.Name,
Recommendation = RecommendationLevel.Neutral,
Pesticides = recommendedPesticides
};
results.Add(rec);
}
}
return(results);
}
public async Task <FieldDto> GetAsync(Guid id, Guid organisationId)
{
return(_mapper.Map <FieldDto>(await _repository.GetAsync(id)));
}