// </classVariables>
// <mainLoop>
static void Main(string[] args)
{
Console.WriteLine($"Welcome to this Personalizer Quickstart!\n" +
$"This code will help you understand how to use the Personalizer APIs (multislot rank and multislot reward).\n" +
$"Each iteration represents a user interaction and will demonstrate how context, actions, slots, and rewards work.\n" +
$"Note: Personalizer AI models learn from a large number of user interactions:\n" +
$"You won't be able to tell the difference in what Personalizer returns by simulating a few events by hand.\n" +
$"If you want a sample that focuses on seeing how Personalizer learns, see the Python Notebook sample.");
int iteration = 1;
bool runLoop = true;
IList <PersonalizerRankableAction> actions = GetActions();
IList <PersonalizerSlotOptions> slots = GetSlots();
PersonalizerClient client = InitializePersonalizerClient(new Uri(ServiceEndpoint));
do
{
Console.WriteLine("\nIteration: " + iteration++);
string timeOfDayFeature = GetTimeOfDayForContext();
string deviceFeature = GetDeviceForContext();
IList <object> currentContext = GetContext(timeOfDayFeature, deviceFeature);
string eventId = Guid.NewGuid().ToString();
var multiSlotRankOptions = new PersonalizerRankMultiSlotOptions(actions, slots, currentContext, eventId);
PersonalizerMultiSlotRankResult multiSlotRankResult = client.RankMultiSlot(multiSlotRankOptions);
for (int i = 0; i < multiSlotRankResult.Slots.Count(); ++i)
{
string slotId = multiSlotRankResult.Slots[i].SlotId;
Console.WriteLine($"\nPersonalizer service decided you should display: { multiSlotRankResult.Slots[i].RewardActionId} in slot {slotId}. Is this correct? (y/n)");
string answer = GetKey();
if (answer == "Y")
{
client.RewardMultiSlot(eventId, slotId, 1f);
Console.WriteLine("\nGreat! The application will send Personalizer a reward of 1 so it learns from this choice of action for this slot.");
}
else if (answer == "N")
{
client.RewardMultiSlot(eventId, slotId, 0f);
Console.WriteLine("\nYou didn't like the recommended item. The application will send Personalizer a reward of 0 for this choice of action for this slot.");
}
else
{
client.RewardMultiSlot(eventId, slotId, 0f);
Console.WriteLine("\nEntered choice is invalid. Service assumes that you didn't like the recommended item.");
}
}
Console.WriteLine("\nPress q to break, any other key to continue:");
runLoop = !(GetKey() == "Q");
} while (runLoop);
}
public void ExtractBaselineActionsFromRankRequestTest()
{
PersonalizerRankMultiSlotOptions request = new PersonalizerRankMultiSlotOptions(
MultiSlotTests.actions, MultiSlotTests.slots, MultiSlotTests.contextFeatures, "testEventId");
int[] baselineActions = RlObjectConverter.ExtractBaselineActionsFromRankRequest(request);
Assert.AreEqual(2, baselineActions.Length);
Assert.AreEqual(0, baselineActions[0]);
Assert.AreEqual(1, baselineActions[1]);
}
private async Task RankMultiSlotNullParameters(PersonalizerClient client)
{
PersonalizerRankMultiSlotOptions request = new PersonalizerRankMultiSlotOptions(actions, slots);
// Action
PersonalizerMultiSlotRankResult response = await client.RankMultiSlotAsync(request);
// Assert
Assert.AreEqual(slots.Count, response.Slots.Count);
// Assertions for first slot
PersonalizerSlotResult responseSlot1 = response.Slots[0];
Assert.AreEqual(slot1.Id, responseSlot1.SlotId);
Assert.AreEqual("NewsArticle", responseSlot1.RewardActionId);
// Assertions for second slot
PersonalizerSlotResult responseSlot2 = response.Slots[1];
Assert.AreEqual(slot2.Id, responseSlot2.SlotId);
Assert.AreEqual("SportsArticle", responseSlot2.RewardActionId);
}
private async Task RankMultiSlot(PersonalizerClient client)
{
string eventId = "sdkTestEventId";
PersonalizerRankMultiSlotOptions request = new PersonalizerRankMultiSlotOptions(actions, slots, contextFeatures, eventId);
// Action
PersonalizerMultiSlotRankResult response = await client.RankMultiSlotAsync(request);
// Assert
Assert.AreEqual(slots.Count, response.Slots.Count);
// Assertions for first slot
PersonalizerSlotResult responseSlot1 = response.Slots[0];
Assert.AreEqual(slot1.Id, responseSlot1.SlotId);
Assert.AreEqual("NewsArticle", responseSlot1.RewardActionId);
// Assertions for second slot
PersonalizerSlotResult responseSlot2 = response.Slots[1];
Assert.AreEqual(slot2.Id, responseSlot2.SlotId);
Assert.AreEqual("SportsArticle", responseSlot2.RewardActionId);
}
