Feature: manage subscriptions modal

Package.swift

@@ -20,18 +20,22 @@ func resolveTargets() -> [Target] {
     let infoPlist = "Purchases/Info.plist"
 
     let baseTargets: [Target] = [
+        .target(name: "PurchasesSwift",
+                dependencies: ["PurchasesSwift"],
+                path: ".",
+                sources: ["PurchasesSwift"]),
         .target(name: "Purchases",
                 dependencies: ["PurchasesCoreSwift"],
                 path: ".",
                 exclude: [infoPlist],
                 sources: ["Purchases"],
                 publicHeadersPath: "Purchases/Public",
-                cSettings: objcSources.map { CSetting.headerSearchPath($0) }
-        ),
+                cSettings: objcSources.map { CSetting.headerSearchPath($0) }),
         .target(name: "PurchasesCoreSwift",
                 dependencies: [],
                 path: ".",
-                sources: ["PurchasesCoreSwift"])]
+                sources: ["PurchasesCoreSwift"])
+    ]
 
     return baseTargets
 }
@@ -43,7 +47,7 @@ let package = Package(
     ],
     products: [
         .library(name: "Purchases",
-                 targets: ["Purchases"]),
+                 targets: ["PurchasesSwift"]),
     ],
     dependencies: [],
     targets: resolveTargets()

Purchases.xcodeproj/xcshareddata/xcschemes/StoreKitTests.xcscheme

@@ -38,6 +38,16 @@
                ReferencedContainer = "container:Purchases.xcodeproj">
             </BuildableReference>
          </TestableReference>
+         <TestableReference
+            skipped = "NO">
+            <BuildableReference
+               BuildableIdentifier = "primary"
+               BlueprintIdentifier = "2D488A85267A724F00EFF50A"
+               BuildableName = "PurchasesSwiftTests.xctest"
+               BlueprintName = "PurchasesSwiftTests"
+               ReferencedContainer = "container:Purchases.xcodeproj">
+            </BuildableReference>
+         </TestableReference>
       </Testables>
    </TestAction>
    <LaunchAction
@@ -70,15 +80,6 @@
       savedToolIdentifier = ""
       useCustomWorkingDirectory = "NO"
       debugDocumentVersioning = "YES">
-      <MacroExpansion>
-         <BuildableReference
-            BuildableIdentifier = "primary"
-            BlueprintIdentifier = "2DE20B7E26409EB7004C597D"
-            BuildableName = "StoreKitTestApp.app"
-            BlueprintName = "StoreKitTestApp"
-            ReferencedContainer = "container:Purchases.xcodeproj">
-         </BuildableReference>
-      </MacroExpansion>
    </ProfileAction>
    <AnalyzeAction
       buildConfiguration = "Debug">

PurchasesSwift.podspec

@@ -0,0 +1,29 @@
+Pod::Spec.new do |s|
+  s.name             = "PurchasesSwift"
+  s.version          = "3.12.0-SNAPSHOT"
+  s.summary          = "Subscription and in-app-purchase backend service."
+
+  s.description      = <<-DESC
+                       Save yourself the hastle of implementing a subscriptions backend. Use RevenueCat instead https://www.revenuecat.com/
+                       DESC
+
+  s.homepage         = "https://www.revenuecat.com/"
+  s.license          =  { :type => 'MIT' }
+  s.author           = { "RevenueCat, Inc." => "support@revenuecat.com" }
+  s.source           = { :git => "https://github.com/revenuecat/purchases-ios.git", :tag => s.version.to_s }
+  s.documentation_url = "https://docs.revenuecat.com/"
+
+  s.framework      = 'StoreKit'
+  s.swift_version       = '5.0'
+
+  s.ios.deployment_target = '9.0'
+  s.osx.deployment_target = '10.12'
+  s.watchos.deployment_target = '6.2'
+  s.tvos.deployment_target = '9.0'
+
+  s.pod_target_xcconfig = { 'DEFINES_MODULE' => 'YES' }
+  s.dependency 'Purchases', '3.12.0-SNAPSHOT'
+
+  s.source_files = ['PurchasesSwift/**/*.{swift}']
+
+end

PurchasesSwift/PurchasesSwift.docc/PurchasesSwift.md

@@ -0,0 +1,14 @@
+# ``PurchasesSwift``
+
+<!--@START_MENU_TOKEN@-->Summary<!--@END_MENU_TOKEN@-->
+
+## Overview
+
+<!--@START_MENU_TOKEN@-->Text<!--@END_MENU_TOKEN@-->
+
+## Topics
+
+### <!--@START_MENU_TOKEN@-->Group<!--@END_MENU_TOKEN@-->
+
+- <!--@START_MENU_TOKEN@-->``Symbol``<!--@END_MENU_TOKEN@-->
+

PurchasesSwift/PurchasesSwift.h

@@ -0,0 +1,19 @@
+//
+//  PurchasesSwift.h
+//  PurchasesSwift
+//
+//  Created by Andrés Boedo on 6/16/21.
+//  Copyright © 2021 Purchases. All rights reserved.
+//
+
+#import <Foundation/Foundation.h>
+
+//! Project version number for PurchasesSwift.
+FOUNDATION_EXPORT double PurchasesSwiftVersionNumber;
+
+//! Project version string for PurchasesSwift.
+FOUNDATION_EXPORT const unsigned char PurchasesSwiftVersionString[];
+
+// In this header, you should import all the public headers of your framework using statements like #import <PurchasesSwift/PublicHeader.h>
+
+

PurchasesSwift/PurchasesSwift.swift

@@ -0,0 +1,114 @@
+//
+//  PurchasesSwift.swift
+//  PurchasesSwift
+//
+//  Created by Andrés Boedo on 6/16/21.
+//  Copyright © 2021 Purchases. All rights reserved.
+//
+
+import Foundation
+import StoreKit
+
+@_exported import Purchases
+
+
+@objc public extension Purchases {
+    @objc func showManageSubscriptionModal() {
+
+        self.purchaserInfo { purchaserInfo, error in
+            if let error = error {
+                print("there was an error getting purchaserInfo: \(error.localizedDescription)")
+                return
+            }
+
+            guard let purchaserInfo = purchaserInfo else {
+                print("there was no error but purchaserInfo is null!")
+                return
+            }
+
+            guard let managementURL = purchaserInfo.managementURL else {
+                print("managementURL is nil, opening iOS subscription management page")
+                self.showAppleManageSubscriptions()
+                return
+            }
+
+            #if os(iOS)
+            if managementURL.isAppleSubscription() {
+                if #available(iOS 15.0, *) {
+                    detach {
+                        await self.showSK2ManageSubscriptions()
+                    }
+                }
+                return
+            }
+            #endif
+            self.openURL(managementURL)
+        }
+    }
+}
+
+public extension Purchases {
+
+    @available(iOS 9.0, *)
+    @available(macOS 10.12, *)
+    @available(watchOS, unavailable)
+    @available(tvOS, unavailable)
+    func showAppleManageSubscriptions() {
+#if os(iOS)
+        if #available(iOS 15.0, *) {
+            detach {
+                await self.showSK2ManageSubscriptions()
+            }
+        } else {
+            self.openURL(.appleSubscriptionsURL)
+        }
+#elseif os(macOS)
+        self.openURL(.appleSubscriptionsURL)
+#endif
+    }
+
+    @MainActor
+    @available(iOS 15.0, *)
+    @available(macOS, unavailable)
+    @available(watchOS, unavailable)
+    @available(tvOS, unavailable)
+    func showSK2ManageSubscriptions() async {
+        #if os(iOS)
+        let windowScene = UIApplication.shared
+            .connectedScenes
+            .filter { $0.activationState == .foregroundActive }
+            .first
+
+        if let windowScene = windowScene as? UIWindowScene {
+
+            do {
+                try await AppStore.showManageSubscriptions(in: windowScene)
+            } catch let error {
+                print("error when trying to show manage subscription: \(error.localizedDescription)")
+            }
+        } else {
+            print("couldn't get window")
+        }
+        #endif
+    }
+
+    func openURL(_ url: URL) {
+#if os(iOS)
+        if #available(iOS 10.0, *) {
+            UIApplication.shared.open(url)
+        } else {
+            UIApplication.shared.openURL(url)
+        }
+#elseif os(macOS)
+        NSWorkspace.shared.open(url)
+#endif
+    }
+}
+
+private extension URL {
+    func isAppleSubscription() -> Bool {
+        self.absoluteString.contains("apps.apple.com")
+    }
+
+    static let appleSubscriptionsURL = URL(string: "https://apps.apple.com/account/subscriptions")!
+}

PurchasesSwiftTests/PurchasesSwiftTests.swift

@@ -0,0 +1,34 @@
+//
+//  PurchasesSwiftTests.swift
+//  PurchasesSwiftTests
+//
+//  Created by Andrés Boedo on 6/16/21.
+//  Copyright © 2021 Purchases. All rights reserved.
+//
+
+import XCTest
+@testable import PurchasesSwift
+
+class PurchasesSwiftTests: XCTestCase {
+
+    override func setUpWithError() throws {
+        // Put setup code here. This method is called before the invocation of each test method in the class.
+    }
+
+    override func tearDownWithError() throws {
+        // Put teardown code here. This method is called after the invocation of each test method in the class.
+    }
+
+    func testExample() throws {
+        // This is an example of a functional test case.
+        // Use XCTAssert and related functions to verify your tests produce the correct results.
+    }
+
+    func testPerformanceExample() throws {
+        // This is an example of a performance test case.
+        self.measure {
+            // Put the code you want to measure the time of here.
+        }
+    }
+
+}