Add basic product representation struct

Author: danielsaidi

RELEASE_NOTES.md

@@ -5,6 +5,16 @@ StoreKitPlus will use semver after 1.0.
 Until then, deprecated features may be removed in any minor version, and breaking changes introduced.
 
 
+## 0.4
+
+This version adds more utilities.
+
+### ✨ Features
+
+* `BasicProduct` is a new, lightweight product struct.
+
+
+
 ## 0.4
 
 This version makes StoreKitPlus use Swift 6.

Sources/StoreKitPlus/Products/BasicProduct.swift

@@ -0,0 +1,37 @@
+//
+//  BasicProduct.swift
+//  StoreKitPlus
+//
+//  Created by Daniel Saidi on 2024-12-04.
+//
+
+import SwiftUI
+
+public struct BasicProduct: Identifiable, ProductRepresentable {
+
+    /// Create a new product.
+    ///
+    /// - Parameters:
+    ///   - id: The App Store string ID of the product.
+    ///   - name: The product display name.
+    public init(id: String, name: String) {
+        self.id = id
+        self.name = name
+    }
+
+    /// The App Store string ID of the product.
+    public let id: String
+
+    /// The product display name.
+    public let name: String
+}
+
+public extension BasicProduct {
+
+    static func preview(_ name: String) -> Self {
+        .init(
+            id: "com.danielsaidi.storekitplus.product.preview",
+            name: name
+        )
+    }
+}

Sources/StoreKitPlus/Products/ProductRepresentable.swift

@@ -9,7 +9,7 @@
 import Foundation
 
 /// This protocol can be implemented by types that should be
-/// able to represent an app's StoreKit products.
+/// able to represent a StoreKit product.
 ///
 /// This protocol can be used to define a local product that
 /// uses the same product ID as a real StoreKit product. The
@@ -25,7 +25,7 @@ public protocol ProductRepresentable: Identifiable {
 public extension Collection where Element: ProductRepresentable {
 
     /// Get all products available in a ``StoreContext``.
-    func available(_ context: StoreContext) -> [Self.Element] {
+    func available(in context: StoreContext) -> [Self.Element] {
         let ids = context.productIds
         return self.filter { ids.contains($0.id) }
     }

Sources/StoreKitPlus/StoreKitPlus.docc/StoreKitPlus.md

@@ -59,8 +59,8 @@ StoreKitPlus is available under the MIT license.
 
 - ``ProductID``
 - ``ProductRepresentable``
+- ``BasicProduct``
 
 ### Transactions
 
 - ``ValidatableTransaction``
-