passepartout-apple/Library/Sources/UILibrary/Views/Paywall/StoreKitProductView.swift

100 lines
2.6 KiB
Swift

//
// StoreKitProductView.swift
// Passepartout
//
// Created by Davide De Rosa on 11/7/24.
// Copyright (c) 2024 Davide De Rosa. All rights reserved.
//
// https://github.com/passepartoutvpn
//
// This file is part of Passepartout.
//
// Passepartout is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Passepartout is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Passepartout. If not, see <http://www.gnu.org/licenses/>.
//
import CommonUtils
import StoreKit
import SwiftUI
@available(iOS 17, macOS 14, tvOS 17, *)
struct StoreKitProductView: View {
let style: PaywallProductViewStyle
let product: InAppProduct
@Binding
var purchasingIdentifier: String?
let onComplete: (String, InAppPurchaseResult) -> Void
let onError: (Error) -> Void
var body: some View {
ProductView(id: product.productIdentifier)
.withPaywallStyle(style)
.onInAppPurchaseStart { _ in
purchasingIdentifier = product.productIdentifier
}
.onInAppPurchaseCompletion { skProduct, result in
do {
let skResult = try result.get()
onComplete(skProduct.id, skResult.toResult)
} catch {
onError(error)
}
purchasingIdentifier = nil
}
}
}
@available(iOS 17, macOS 14, tvOS 17, *)
private extension ProductView {
@ViewBuilder
func withPaywallStyle(_ paywallStyle: PaywallProductViewStyle) -> some View {
#if os(tvOS)
switch paywallStyle {
case .oneTime, .recurring:
productViewStyle(.regular)
.listRowBackground(Color.clear)
.listRowInsets(.init())
case .donation:
productViewStyle(.compact)
.padding()
}
#else
productViewStyle(.compact)
#endif
}
}
private extension Product.PurchaseResult {
var toResult: InAppPurchaseResult {
switch self {
case .success:
return .done
case .pending:
return .pending
case .userCancelled:
return .cancelled
default:
return .cancelled
}
}
}