rudder-csharp-sdk/Services/QuestMetrics.cs

namespace RudderSdk.Core;

/// <summary>
/// Builders for the quest metric strings known to the platform. Purchase
/// metrics are reported automatically by the shop purchase fan-out; any other
/// metric is a custom string reported via
/// <see cref="QuestsService.ReportProgressAsync"/>.
/// </summary>
public static class QuestMetrics
{
    /// <summary>Metric for purchasing a store offer; auto-reported on purchase.</summary>
    public static string PurchaseOffer(string offerSlug) => $"purchase.offer:{offerSlug}";

    /// <summary>Metric for purchasing a catalog item; auto-reported on purchase.</summary>
    public static string PurchaseItem(string itemId) => $"purchase.item:{itemId}";
}