Using Superwall

import SuperwallKit
import Encore

class SWDelegate: SuperwallDelegate {
    func willDismissPaywall(withInfo paywallInfo: PaywallInfo) {
        // User dismissed without purchasing
        Encore.placement().show()
    }
}

import SuperwallKit
import Encore

class SWDelegate: SuperwallDelegate {
    func handleCustomPaywallAction(withName name: String) {
        if name == "EncoreTrigger" {
            Encore.placement("superwall_trigger").show()
        }
    }
}

Encore.shared.onPurchaseRequest { purchaseRequest in
    guard let product = try await Product.products(for: [purchaseRequest.productId]).first else {
        return false
    }
    let result = try await product.purchase()
    if case .success = result { return true }   // dismisses the offer sheet
    return false
}

Encore.shared.onPassthrough { placementId in
    // Resume your original user flow
}

let options = SuperwallOptions()
options.shouldObservePurchases = true
Superwall.configure(apiKey: "YOUR_SW_KEY", options: options)