Add Purchase

User who purchased the item

Purchased item

Sets whether the given user/item should be created if not present in the database.

Amount (number) of purchased items. The default is 1. For example, if user-x purchases two item-y during a single order (session...), the amount should equal 2.

Price paid by the user for the item. If amount is greater than 1, the sum of prices of all the items should be given.

Your profit from the purchased item. The profit is natural in the e-commerce domain (for example, if user-x purchases item-y for $100 and the gross margin is 30 %, then the profit is $30) but is also applicable in other domains (for example, at a news company it may be income from a displayed advertisement on article page). If amount is greater than 1, the sum of profit of all the items should be given.

If this purchase is based on a recommendation request, recommId is the id of the clicked recommendation.