PHP API Client

use Recombee\RecommApi\Client;
use Recombee\RecommApi\Requests as Reqs;
use Recombee\RecommApi\Exceptions as Ex;

$client = new Client('--your-database-id--', '--your-db-private-token--', ['region' => 'us-west']);

const NUM = 100;
const PROBABILITY_PURCHASED = 0.1;

try
{
    // Generate some random purchases of items by users
    $purchase_requests = array();
    for($i=0; $i < NUM; $i++) {
        for($j=0; $j < NUM; $j++) {
            if(mt_rand() / mt_getrandmax() < PROBABILITY_PURCHASED) {

                $request = new Reqs\AddPurchase("user-{$i}", "item-{$j}",
                    ['cascadeCreate' => true] // Use cascadeCreate to create the
                                              // yet non-existing users and items
                );
                array_push($purchase_requests, $request);
            }
        }
    }
    echo "Send purchases\n";
    $res = $client->send(new Reqs\Batch($purchase_requests)); //Use Batch for faster processing of larger data

    // Get 5 recommendations for user 'user-25'
    $response = $client->send(new Reqs\RecommendItemsToUser('user-25', 5));
    echo 'Recommended items: ' . json_encode($response, JSON_PRETTY_PRINT) . "\n";
    
    // User scrolled down - get next 3 recommended items
    $response = $client->send(new Reqs\RecommendNextItems($response['recommId'], 3));
    echo 'Next recommended items: ' . json_encode($response, JSON_PRETTY_PRINT) . "\n";
}
catch(Ex\ApiException $e)
{
    //use fallback
}