Add support for iOS 13, tvOS 13, watchOS 6, and macOS 11

.swiftpm/xcode/xcshareddata/xcschemes/QuoteKit.xcscheme

@@ -28,6 +28,16 @@
       selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
       shouldUseLaunchSchemeArgsEnv = "YES">
       <Testables>
+         <TestableReference
+            skipped = "NO">
+            <BuildableReference
+               BuildableIdentifier = "primary"
+               BlueprintIdentifier = "QuoteKitTests"
+               BuildableName = "QuoteKitTests"
+               BlueprintName = "QuoteKitTests"
+               ReferencedContainer = "container:">
+            </BuildableReference>
+         </TestableReference>
       </Testables>
    </TestAction>
    <LaunchAction

Package.swift

@@ -5,7 +5,7 @@ import PackageDescription
 
 let package = Package(
     name: "QuoteKit",
-    platforms: [.iOS(.v15)],
+    platforms: [.iOS(.v13), .macOS(.v11), .tvOS(.v13), .watchOS(.v6)],
     products: [
         // Products define the executables and libraries a package produces, and make them visible to other packages.
         .library(

Sources/QuoteKit/QuoteKit.swift

@@ -7,21 +7,56 @@
 
 import Foundation
 
+enum QuoteFetchError: Error {
+    case invalidURL
+    case missingData
+}
+
 public struct QuoteKit {
+    @available(iOS 15.0, macOS 12.0, tvOS 15.0, watchOS 8.0, *)
     static func execute<Model: Decodable>(with endpoint: QuotableEndpoint) async throws -> Model {
         let url = endpoint.url
 
         let (data, _) = try await URLSession.shared.data(from: url)
         return try JSONDecoder().decode(Model.self, from: data)
     }
+
+    static func execute<Model: Decodable>(with endpoint: QuotableEndpoint, completion: @escaping (Result<Model, Error>) -> ()) {
+        let url = endpoint.url
+
+        URLSession.shared.dataTask(with: url) { data, _, error in
+            if let error = error {
+                completion(.failure(error))
+                return
+            }
+
+            guard let data = data else {
+                completion(.failure(QuoteFetchError.missingData))
+                return
+            }
+
+            do {
+                let model = try JSONDecoder().decode(Model.self, from: data)
+                completion(.success(model))
+            } catch {
+                completion(.failure(error))
+            }
+        }.resume()
+    }
 }
 
 // MARK: - QUOTES APIS
 public extension QuoteKit {
+    @available(iOS 15.0, macOS 12.0, tvOS 15.0, watchOS 8.0, *)
     static func quote(id: String) async throws -> Quote? {
         try await execute(with: QuotableEndpoint(.quote(id)))
     }
 
+    static func quote(id: String, completion: @escaping (Result<Quote?, Error>) -> ()) {
+        execute(with: QuotableEndpoint(.quote(id)), completion: completion)
+    }
+
+    @available(iOS 15.0, macOS 12.0, tvOS 15.0, watchOS 8.0, *)
     static func quotes(minLength: Int? = nil,
                        maxLength: Int? = nil,
                        tags: [String]? = nil,
@@ -33,7 +68,7 @@ public extension QuoteKit {
                        page: Int = 1) async throws -> Quotes? {
 
         var queryItems: [URLQueryItem] = []
-
+        
         queryItems.append(.limit(limit))
         queryItems.append(.page(page))
 
@@ -64,18 +99,24 @@ public extension QuoteKit {
         return try await execute(with: QuotableEndpoint(.quotes, queryItems: queryItems))
     }
 
+    @available(iOS 15.0, macOS 12.0, tvOS 15.0, watchOS 8.0, *)
     static func quotes() async throws -> Quotes? {
         try await execute(with: QuotableEndpoint(.quotes))
     }
 
+    static func quotes(completion: @escaping (Result<Quotes?, Error>) -> ()) {
+        execute(with: QuotableEndpoint(.quotes), completion: completion)
+    }
+
+    @available(iOS 15.0, macOS 12.0, tvOS 15.0, watchOS 8.0, *)
     static func randomQuote(minLength: Int? = nil,
                             maxLength: Int? = nil,
                             tags: [String]? = nil,
                             type: URLQueryItemListType = .all,
                             authors: [String]? = nil) async throws -> Quote? {
 
         var queryItems: [URLQueryItem] = []
-
+        
         if let minLength = minLength {
             queryItems.append(.minLength(minLength))
         }
@@ -102,18 +143,24 @@ public extension QuoteKit {
         QuotableEndpoint(.authorProfile(size, slug), host: .images).url
     }
 
+    @available(iOS 15.0, macOS 12.0, tvOS 15.0, watchOS 8.0, *)
     static func author(id: String) async throws -> Author? {
         try await execute(with: QuotableEndpoint(.author(id)))
     }
 
+    static func author(id: String, completion: @escaping (Result<Author?, Error>) -> ()) {
+        execute(with: QuotableEndpoint(.author(id)), completion: completion)
+    }
+
+    @available(iOS 15.0, macOS 12.0, tvOS 15.0, watchOS 8.0, *)
     static func authors(slugs: [String]? = nil,
                         sortBy: AuthorsAndTagsSortType? = nil,
                         order: QuotableListOrder? = nil,
                         limit: Int = 20,
                         page: Int = 1) async throws -> Authors? {
 
         var queryItems: [URLQueryItem] = []
-
+        
         queryItems.append(.limit(limit))
         queryItems.append(.page(page))
 
@@ -135,11 +182,12 @@ public extension QuoteKit {
 
 // MARK: - TAGS APIS
 public extension QuoteKit {
+    @available(iOS 15.0, macOS 12.0, tvOS 15.0, watchOS 8.0, *)
     static func tags(sortBy: AuthorsAndTagsSortType? = nil,
                      order: QuotableListOrder? = nil) async throws -> Tags? {
 
         var queryItems: [URLQueryItem] = []
-
+        
         if let sortBy = sortBy {
             queryItems.append(.sortBy(sortBy))
         }
@@ -154,21 +202,24 @@ public extension QuoteKit {
 
 // MARK: - SEARCH APIS
 public extension QuoteKit {
+    @available(iOS 15.0, macOS 12.0, tvOS 15.0, watchOS 8.0, *)
     static func searchQuotes(for query: String, limit: Int = 20, page: Int = 1) async throws -> Quotes? {
         try await search(path: .searchQuotes, query: query, limit: limit, page: page)
     }
-
+
+    @available(iOS 15.0, macOS 12.0, tvOS 15.0, watchOS 8.0, *)
     static func searchAuthors(for query: String, limit: Int = 20, page: Int = 1) async throws -> Authors? {
         try await search(path: .searchAuthors, query: query, limit: limit, page: page)
     }
 
+    @available(iOS 15.0, macOS 12.0, tvOS 15.0, watchOS 8.0, *)
     private static func search<Model: Decodable>(path: QuotableEndpointPath, query: String, limit: Int = 20, page: Int = 1) async throws -> Model {
         var queryItems: [URLQueryItem] = []
 
         queryItems.append(.search(query))
         queryItems.append(.limit(limit))
         queryItems.append(.page(page))
-                        
+
         return try await execute(with: QuotableEndpoint(path, queryItems: queryItems))
     }
 }