interfaces

type DBCollection interface {
	AggregationIterator(interface{}) DBResultIterator
	AggregationOne(interface{}, interface{}) error
	Find(interface{}) DBQuery
	FindOne(interface{}, interface{}) (bool, error)
	Insert(object interface{}) error
}

type DBConnection interface {
	Clone() DBConnection
	DB(string) Database
	Close()
}

type DBQuery interface {
	Distinct(string, interface{}) error
	Iterator() DBResultIterator
}

type DBResultIterator interface {
	Next(interface{}) bool
	Close() error
	Err() error
}

type Database interface {
	C(string) DBCollection
}

type Google interface {
	VerifyToken(string) (*types.User, error)
}