Pavel Tikhonenko
102 lines
3.5 KiB
Swift
102 lines
3.5 KiB
Swift
//
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// InAppPurchase.swift
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// TPInAppReceipt
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//
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// Created by Pavel Tikhonenko on 19/01/17.
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// Copyright © 2017-2021 Pavel Tikhonenko. All rights reserved.
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//
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import Foundation
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public struct InAppPurchase
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{
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public enum `Type`: Int32
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{
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/// Type that we can't recognize for some reason
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case unknown = -1
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/// Type that customers purchase once. They don't expire.
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case nonConsumable
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/// Type that are depleted after one use. Customers can purchase them multiple times.
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case consumable
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/// Type that customers purchase once and that renew automatically on a recurring basis until customers decide to cancel.
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case nonRenewingSubscription
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/// Type that customers purchase and it provides access over a limited duration and don't renew automatically. Customers can purchase them again.
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case autoRenewableSubscription
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}
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/// The product identifier which purchase related to
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public var productIdentifier: String
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/// Product type
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public var productType: Type = .unknown
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/// Transaction identifier
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public var transactionIdentifier: String
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/// Original Transaction identifier
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public var originalTransactionIdentifier: String
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/// Purchase Date
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public var purchaseDate: Date
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/// Original Purchase Date. Returns `nil` when testing with StoreKitTest
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public var originalPurchaseDate: Date! = nil
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/// Subscription Expiration Date. Returns `nil` if the purchase has been expired (in some cases)
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public var subscriptionExpirationDate: Date? = nil
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/// Cancellation Date. Returns `nil` if the purchase is not a renewable subscription
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public var cancellationDate: Date? = nil
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/// This value is `true`if the customer’s subscription is currently in the free trial period, or `false` if not.
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public var subscriptionTrialPeriod: Bool = false
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/// This value is `true` if the customer’s subscription is currently in an introductory price period, or `false` if not.
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public var subscriptionIntroductoryPricePeriod: Bool = false
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/// A unique identifier for purchase events across devices, including subscription-renewal events. This value is the primary key for identifying subscription purchases.
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public var webOrderLineItemID: Int? = nil
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/// The value is an identifier of the subscription offer that the user redeemed.
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/// Returns `nil` if the user didn't use any subscription offers.
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public var promotionalOfferIdentifier: String? = nil
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/// The number of consumable products purchased
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/// The default value is `1` unless modified with a mutable payment. The maximum value is 10.
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public var quantity: Int = 1
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}
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public extension InAppPurchase
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{
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/// A Boolean value indicating whether the purchase is renewable subscription.
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var isRenewableSubscription: Bool
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{
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return subscriptionExpirationDate != nil
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}
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/// Check whether the subscription is active for a specific date
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///
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/// - Parameter date: The date in which the auto-renewable subscription should be active.
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/// - Returns: true if the latest auto-renewable subscription is active for the given date, false otherwise.
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func isActiveAutoRenewableSubscription(forDate date: Date) -> Bool
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{
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assert(isRenewableSubscription, "\(productIdentifier) is not an auto-renewable subscription.")
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if cancellationDate != nil
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{
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return false
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}
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guard let expirationDate = subscriptionExpirationDate else
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{
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return false
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}
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return date >= purchaseDate && date < expirationDate
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}
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}
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