public async Task <dynamic> Get([FromQuery] string search)
{
var userCollection = MongoWrapper.Database.GetCollection <Models.User>(nameof(Models.User));
var userProjectionBuilder = new ProjectionDefinitionBuilder <Models.User>();
var userProjection = userProjectionBuilder
.MetaTextScore("MetaScore".WithLowercaseFirstCharacter())
.Include(user => user._id)
.Include(user => user.FullName)
.Include(user => user.Avatar)
.Include(user => user.About)
.Include("_t");
var userFilterBuilder = new FilterDefinitionBuilder <Models.User>();
var userFilter = userFilterBuilder.And
(
userFilterBuilder.Text(search, new TextSearchOptions
{
CaseSensitive = false,
DiacriticSensitive = false,
}),
GeneralUtils.NotDeactivated(userFilterBuilder)
);
var userSortBuilder = new SortDefinitionBuilder <Models.User>();
var userSort = userSortBuilder.MetaTextScore("MetaScore".WithLowercaseFirstCharacter());
var users = (await userCollection.FindAsync(userFilter, new FindOptions <Models.User>
{
Sort = userSort,
Limit = 50,
AllowPartialResults = true,
Projection = userProjection,
}));
return(new ResponseBody
{
Code = ResponseCode.GenericSuccess,
Success = true,
Data = users.ToEnumerable().Select(u => u.BuildUserResponse()),
Message = "Usuários encontrados com sucesso!",
});
}
private async Task <IEnumerable <T> > FetchEntities <T>
(
string metaPhrase,
ProjectionDefinition <T> projection,
IMongoCollection <T> collection,
double daysTolerance,
int limit,
GeoJsonPoint <GeoJson3DGeographicCoordinates> targetPosition = null
) where T : IIdentifiable <ObjectId>, ILocatable, IMetaScored
{
var referenceDate = DateTime.UtcNow;
var filterBuilder = new FilterDefinitionBuilder <T>();
var filter = filterBuilder.And
(
filterBuilder.Gt
(
post => post._id,
new ObjectId(referenceDate.Subtract(TimeSpan.FromDays(daysTolerance)), 0, 0, 0)
),
filterBuilder.Or
(
filterBuilder.Text(metaPhrase, new TextSearchOptions
{
CaseSensitive = false,
DiacriticSensitive = false,
})
,
filterBuilder.Exists(p => p._id)
)
);
var sortBuilder = new SortDefinitionBuilder <T>();
var sort = sortBuilder.Combine
(
sortBuilder.MetaTextScore("metaScore"),
sortBuilder.Descending(p => p._id)
);
var cursor = await collection.FindAsync(filter, new FindOptions <T>
{
AllowPartialResults = true,
Limit = limit,
Sort = sort,
Projection = projection
});
var enumerable = cursor.ToEnumerable();
if (targetPosition != null)
{
enumerable = enumerable.OrderBy
(
item =>
item.Position.Coordinates.ToGeoCoordinate().GetDistanceTo(targetPosition.Coordinates.ToGeoCoordinate())
-
Math.Pow(item.MetaScore, 2)
);
}
return(enumerable);
}
