Paywalls: added price variable (#2809)

RevenueCatUI/Helpers/Package+VariableDataProvider.swift

@@ -4,6 +4,10 @@ import RevenueCat
 @available(iOS 16.0, macOS 13.0, tvOS 16.0, *)
 extension Package: VariableDataProvider {
 
+    var localizedPrice: String {
+        return self.storeProduct.localizedPriceString
+    }
+
     var localizedPricePerMonth: String {
         return self.priceFormatter.string(from: self.pricePerMonth) ?? ""
     }

RevenueCatUI/Helpers/Variables.swift

@@ -13,6 +13,7 @@ extension PaywallData.LocalizedConfiguration {
 /// A type that can provide necessary information for `VariableHandler` to replace variable content in strings.
 protocol VariableDataProvider {
 
+    var localizedPrice: String { get }
     var localizedPricePerMonth: String { get }
     var productName: String { get }
     var introductoryOfferDuration: String? { get }
@@ -70,6 +71,7 @@ private extension VariableDataProvider {
 
     func value(for variableName: String) -> String {
         switch variableName {
+        case "price": return self.localizedPrice
         case "price_per_month": return self.localizedPricePerMonth
         case "product_name": return self.productName
         case "intro_duration":

RevenueCatUI/TestData.swift

@@ -100,7 +100,7 @@ internal enum TestData {
     private static let localization: PaywallData.LocalizedConfiguration = .init(
         title: "Ignite your child's curiosity",
         subtitle: "Get access to all our educational content trusted by thousands of parents.",
-        callToAction: "Continue",
+        callToAction: "Purchase for {{ price }}",
         callToActionWithIntroOffer: nil,
         offerDetails: "{{ price_per_month }} per month",
         offerDetailsWithIntroOffer: "Start your {{ intro_duration }} trial, then {{ price_per_month }} per month"

Tests/RevenueCatUITests/VariablesTests.swift

@@ -26,6 +26,11 @@ class VariablesTests: TestCase {
         expect(self.process("{{price_per_month}}")) == "{{price_per_month}}"
     }
 
+    func testPrice() {
+        self.provider.localizedPrice = "$10.99"
+        expect(self.process("Purchase for {{ price }}")) == "Purchase for $10.99"
+    }
+
     func testPricePerMonth() {
         self.provider.localizedPricePerMonth = "$3.99"
         expect(self.process("{{ price_per_month }} per month")) == "$3.99 per month"
@@ -54,11 +59,11 @@ class VariablesTests: TestCase {
     func testProcessesLocalizedConfiguration() {
         let configuration = PaywallData.LocalizedConfiguration(
             title: "Title {{ product_name }}",
-            subtitle: "Price: {{ price_per_month }}",
+            subtitle: "Price: {{ price }}",
             callToAction: "Unlock {{ product_name }} for {{ price_per_month }}",
             callToActionWithIntroOffer: "Start your {{ intro_duration }} free trial\n" +
             "Then {{ price_per_month }} every month",
-            offerDetails: "Purchase for {{ price_per_month }}",
+            offerDetails: "Purchase for {{ price }}",
             offerDetailsWithIntroOffer: "Start your {{ intro_duration }} free trial\n" +
             "Then {{ price_per_month }} every month"
         )
@@ -87,6 +92,7 @@ private extension VariablesTests {
 
 private struct MockVariableProvider: VariableDataProvider {
 
+    var localizedPrice: String = ""
     var localizedPricePerMonth: String = ""
     var productName: String = ""
     var introductoryOfferDuration: String?