DS2 recommender API 

var client = new ds2recommender.ApiClient('database-id', dbPublicToken);
// Send a view of item 'item_x' by user 'user_42'
client.send( new ds2recommender.AddDetailView('user_42', 'item_x'));
 
// Get 5 recommended items for user 'user_42'. Recommend only items which haven't expired yet.
client.send( new ds2recommender.RecommendItemsToUser('user_42', 5, {filter: " 'expires' > now()"}),
    (err, resp) => {
        // Show recommendations
     }
);

client = ds2recommenderClient('database-id', secret_token)
 
# Send a view of item 'item_x' by user 'user_42'. Create user and/or item if it doesn't exist yet.
client.send( AddDetailView('user_42', 'item_x', cascade_create=True ) )
 
# Get 5 recommended items for user 'user_42'. Recommend only items which haven't expired yet.
recommended = client.send( RecommendItemsToUser('user_42', 5, filter=" 'expires' > now()") )

client = ds2recommenderClient.new('database-id', secret_token)
 
# Send a view of item 'item_x' by user 'user_42'. Create user and/or item if it doesn't exist yet.
client.send( AddDetailView.new('user_42', 'item_x', 'cascadeCreate' => true) )
 
# Get 5 recommended items for user 'user_42'. Recommend only items which haven't expired yet.
recommended = client.send( RecommendItemsToUser.new('user_42', 5, 'filter' => " 'expires' > now()") )

ds2recommenderClient client = new ds2recommenderClient("database-id", secretToken);
 
// Send a view of item "item_x" by user "user_42". Create user and/or item if it doesn't exist yet.
client.send(new AddDetailView("user_42", "item_x").setCascadeCreate(true));
 
// Get 5 recommended items for user "user_42". Recommend only items which haven't expired yet.
RecommendationResponse recommended = client.send(new RecommendItemsToUser("user_42", 5)
                                                                      .setFilter("'expires' > now()"));

var client = new ds2recommender.ApiClient('database-id', secretToken);
// Send a view of item 'item_x' by user 'user_42'. Create user and/or item if it doesn't exist yet.
client.send( new rqs.AddDetailView('user_42', 'item_x', {cascadeCreate: true}), callback);
 
// Get 5 recommended items for user 'user_42'. Recommend only items which haven't expired yet.
client.send( new rqs.RecommendItemsToUser('user_42', 5, {filter: " 'expires' > now()"}) )
                            .then((recommended) => { ... }) //Supports both Promises and callbacks

$client = new Client('database-id', $secret_token);
 
// Send a view of item 'item_x' by user 'user_42'. Create user and/or item if it doesn't exist yet.
$client->send( new Reqs\AddDetailView('user_42', 'item_x', ['cascadeCreate' => true]) );
 
// Get 5 recommended items for user 'user_42'. Recommend only items which haven't expired yet.
$recommended = $client->send( new Reqs\RecommendItemsToUser('user_42', 5, ['filter' => " 'expires' > now()"]) );

var client = new ds2recommenderClient("database_id", secretToken);
 
// Send a view of item "item_x" by user "user_42". Create user and/or item if it doesn't exist yet.
client.Send( new AddDetailView("user_42", "item_x", cascadeCreate: true) );
 
// Get 5 recommended items for user 'user_42'. Recommend only items which haven't expired yet.
var recommended = client.Send( new RecommendItemsToUser("user_42", 5, filter: " 'expires' > now()") );

# Send a view of item 'item_x' by user 'user_id'. Create user and/or item if it doesn't exist yet.
POST http://rapi.ds2recommender.com/database_id/detailviews/
Data: {'userId': 'user_42', 'itemId': 'item_x', 'cascadeCreate': true}
 
# Get 5 recommended items for user 'user_42'.
# Recommend only items which haven't expired yet (filter: 'expires' > now()).
GET http://rapi.ds2recommender.com/database_id/recomms/users/user_42/items/?count=5&filter=expires%27%20%3E%20now()