AddUser : Insert a new document (user) in the database.

CheckDBConnection check if the database connection still up.

CheckIfUserExist : Check if the user (document) its in the database.

CheckRelation : Check if two user got a relationship.

DeleteTweetFromDB : Delete a specific tweet from the database.

EditUser : Edit user data in the database.

EncryptPassword : Encrypt the user password.

FindProfile : Find a profile in the database.

InsertRelation : Insert a relation model to the database.

InsertTweet : Save tweet in the database.

ReadAllUsers : Got users from database.

ReadTweetsFollowers : Read tweets from followers.

ReadTweetsFromDB : Read tweets from an user.

RemoveRelation : Remove a relation model from the database.

TryLogin : Try to login sending the data to the database.

MongoCN : Client to handling the database.