/// <summary>Get one document asynchronous fashion</summary>
/// <param name="request">Object of type Request</param>
/// <returns>Mongo document</returns>
public async Task <T> GetOneAsync(Request request)
{
var(_, filters) = request;
var filter = MongoDBDefinitions.BuildFilter <T>(filters);
return(await _context.Find(filter).FirstOrDefaultAsync());
}
/// <summary>Get a list of documents</summary>
/// <param name="request">Object of type request</param>
/// <param name="relations">List of collections referenced</param>
/// <returns>Mongo documents list</returns>
public async Task <IEnumerable <T> > GetAllAsync(Request request, List <Relation> relations)
{
var(sort, pageSize, page, entities, filters) = request;
var filter = MongoDBDefinitions.BuildFilter <T>(filters);
var sortTypedFilter = MongoDBDefinitions.BuildSortFilter <T>(sort);
if (entities.IsEmpty())
{
return(await _context
.Find(filter)
.Skip(page * pageSize)
.Limit(pageSize)
.Sort(sortTypedFilter)
.ToListAsync());
}
var sortBsonFilter = MongoDBDefinitions.BuildSortFilter <BsonDocument>(sort);
return(await MongoDBDefinitions
.Populate <T>
(
collection : _context,
filter : filter,
sortFilter : sortBsonFilter,
relations : relations,
request : request
)
.ToListAsync());
}
/// <summary>
/// Counts the documents of a collection
/// </summary>
/// <param name="request">Request object model</param>
/// <returns>Number of documents</returns>
public async Task <int> CountAsync(Request request)
{
var(_, filters) = request;
var filter = MongoDBDefinitions.BuildFilter <T>(filters);
var totalDocuments = await _context.CountDocumentsAsync(filter);
return((int)totalDocuments);
}
