/// <summary>
/// Gets a collection.
/// </summary>
/// <typeparam retval="T">Collection type</typeparam>
/// <returns></returns>
public IMongoCollection <T> GetCollection <T>()
{
// return new MongoCollection<T>(typeof (T).Name, this, _connection);
var collectionName = MongoConfiguration.GetCollectionName(typeof(T));
return(GetCollection <T>(collectionName));
}
public void Drop <T>()
{
try
{
_provider.Database.DropCollection(MongoConfiguration.GetCollectionName(typeof(T)));
}
catch (MongoException)
{
}
}
public T MapReduce <T>(string map, string reduce)
{
T result = default(T);
MapReduce mr = _provider.Database.CreateMapReduce();
MapReduceResponse response =
mr.Execute(new MapReduceOptions(MongoConfiguration.GetCollectionName(typeof(T)))
{
Map = map,
Reduce = reduce
});
IMongoCollection <MapReduceResult <T> > coll = response.GetCollection <MapReduceResult <T> >();
MapReduceResult <T> r = coll.Find().FirstOrDefault();
result = r.Value;
return(result);
}
/// <summary>
/// Creates the seeds asynchronous.
/// </summary>
/// <param name="database">The database.</param>
/// <param name="configuration">The configuration.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns></returns>
public async Task CreateSeedsAsync(IMongoDatabase database, MongoConfiguration configuration, CancellationToken cancellationToken = default)
{
var collectionName = configuration.GetCollectionName <TEntity>();
var collection = database.GetCollection <TEntity>(collectionName);
var tasks = _seeds.Select(async seed =>
{
var filter = GetKeyFilter(seed);
var cursor = await collection.FindAsync(filter, cancellationToken: cancellationToken);
if (await cursor.AnyAsync(cancellationToken))
{
return;
}
await collection.InsertOneAsync(seed, cancellationToken: cancellationToken);
});
await Task.WhenAll(tasks);
}
/// <summary>
/// Creates the configured indexes using the specified mongo database and configuration.
/// </summary>
/// <param name="database">The database.</param>
/// <param name="configuration">The configuration.</param>
/// <param name="cancellationToken">The cancellation token.</param>
/// <returns></returns>
public async Task CreateIndexesAsync(IMongoDatabase database, MongoConfiguration configuration, CancellationToken cancellationToken = default)
{
var collectionName = configuration.GetCollectionName <TEntity>();
var collection = database.GetCollection <TEntity>(collectionName);
var tasks = _indexes.Select(async index =>
{
try
{
await collection.Indexes.CreateOneAsync(index.Keys, index.Options, cancellationToken);
}
catch (MongoCommandException)
{
// Drop and try again.
await collection.Indexes.DropOneAsync(index.Options.Name, cancellationToken);
await collection.Indexes.CreateOneAsync(index.Keys, index.Options, cancellationToken);
}
});
await Task.WhenAll(tasks);
}
public void Drop <T>()
{
_provider.Database.DropCollection(MongoConfiguration.GetCollectionName(typeof(T)));
}
/// <summary>
/// Initializes a new instance of the <see cref="QueryMessage{T}"/> class.
/// </summary>
/// <param name="connection">
/// The connection.
/// </param>
public QueryMessage(IConnection connection) : base(connection, MongoConfiguration.GetCollectionName(typeof(T)))
{
}
/// <summary>
/// Initializes a new instance of the <see cref="MapReduceOptions<T>"/> class.
/// </summary>
public MapReduceOptions()
{
CollectionName = MongoConfiguration.GetCollectionName(typeof(T));
}
public void Can_correctly_determine_collection_name_from_discriminated_sub_class_when_fluent_mapped()
{
var collectionName = MongoConfiguration.GetCollectionName(typeof(SubClassedObjectFluentMapped));
Assert.Equal("SuperClassObjectFluentMapped", collectionName);
}
public void Can_correctly_determine_collection_name_when_discriminator_is_on_an_interface()
{
var collectionName = MongoConfiguration.GetCollectionName(typeof(InterfaceDiscriminatedClass));
Assert.Equal("IDiscriminated", collectionName);
}
public void Can_correctly_determine_collection_name()
{
var collectionName = MongoConfiguration.GetCollectionName(typeof(SuperClassObject));
Assert.Equal("SuperClassObject", collectionName);
}