Merge pull request #2 from hoyelam/fix/macos-correct-support

Fix: correct OS versions support

Author: hoyelam

Package.swift

@@ -6,7 +6,7 @@ import PackageDescription
 let package = Package(
     name: "DeepLAPI",
     platforms: [
-        .macOS("10.16"), .iOS("15"), .tvOS("14"), .watchOS("7")
+        .macOS("10.16"), .iOS("14"), .tvOS("14"), .watchOS("7")
     ],
     products: [
         // Products define the executables and libraries a package produces, and make them visible to other packages.

README.md

@@ -4,7 +4,7 @@
 DeepAPI is a Swift open-source library that implements Swift-based clients to interact with the DeepL API using an Authentication Key. You can get an Authentication Key on their website. As of right now, this library supports only the free version of the API
 
 ### Installation
-The library requires macOS 10.16+ / iOS 15.0+ / tvOS 14.0+ / watchOS 7.0+
+The library requires macOS 10.16+ / iOS 14.0+ / tvOS 14.0+ / watchOS 7.0+
 
 You can add DeepLAPI-Swift by adding it as a Swift Package Manager dependency:
 1. From the *File* menu, select *Add packages*
@@ -23,7 +23,7 @@ dependencies: [
 To translate a text
 ``` swift
 let authToken = "12345QWERTASDFG" // Provided by DeepL
-let service = DeepLAPI(accessToken: testToken)
+let service = DeepLAPI(authToken: testToken)
 let request = TranslationRequest(
     text: "Hello World!",
     sourceLanguage: .english,

Sources/DeepLAPI/Base/HTTPClient.swift

@@ -19,7 +19,7 @@ extension HTTPClient {
         guard !DeepLAPI.authToken.isEmpty else {
             throw RequestError.noAuthenticationToken
         }
-
+        
         var urlComponents = URLComponents()
         urlComponents.scheme = endpoint.scheme
         urlComponents.host = endpoint.host
@@ -41,7 +41,34 @@ extension HTTPClient {
             request.httpBody = try? JSONSerialization.data(withJSONObject: body, options: [])
         }
 
-        let (data, response) = try await URLSession.shared.data(for: request, delegate: nil)
+        if #available(macOS 12.0, iOS 15.0, *) {
+            let (data, response) = try await URLSession.shared.data(for: request, delegate: nil)
+            return try self.handleResponse(data, response, responseModel)
+        } else {
+            return try await withCheckedThrowingContinuation { continuation in
+                let task = URLSession.shared.dataTask(with: request) { data, response, error in
+                    guard let data = data else {
+                        if let error = error {
+                            continuation.resume(throwing: error)
+                        }
+                        
+                        return
+                    }
+                   
+                    do {
+                        let result = try self.handleResponse(data, response, responseModel)
+                        continuation.resume(returning: result)
+                    } catch let error {
+                        continuation.resume(throwing: error)
+                    }
+                }
+                
+                task.resume()
+            }
+        }
+    }
+    
+    private func handleResponse<T: Decodable>(_ data: Data,  _ response: URLResponse?, _ responseModel: T.Type) throws -> T {
         guard let response = response as? HTTPURLResponse else {
             throw RequestError.noResponse
         }