Initial setup for Swift package manager

Author: timbotimbo

ios/Assets/.gitkeep

@@ -4,7 +4,7 @@
 #
 Pod::Spec.new do |s|
   s.name             = 'flutter_unity_widget'
-  s.version          = '4.0.0'
+  s.version          = '5.0.0'
   s.summary          = 'Flutter unity 3D widget for embedding unity in flutter'
   s.description      = <<-DESC
 A new Flutter plugin.
@@ -13,10 +13,10 @@ A new Flutter plugin.
   s.license          = { :file => '../LICENSE' }
   s.author           = { 'Rex Isaac Raphael' => 'rex.raphael@outlook.com' }
   s.source           = { :path => '.' }
-  s.source_files = 'Classes/**/*'
-  s.public_header_files = 'Classes/**/*.h'
+  s.source_files = 'flutter_unity_widget/Sources/flutter_unity_widget/Classes/**/*'
+  s.public_header_files = 'flutter_unity_widget/Sources/flutter_unity_widget/Classes/**/*.h'
   s.dependency 'Flutter'
-  s.platform = :ios, '8.0'
+  s.platform = :ios, '12.0'
   s.frameworks = 'UnityFramework'
 
   # Flutter.framework does not contain a i386 slice.
@@ -28,5 +28,5 @@ A new Flutter plugin.
      'OTHER_LDFLAGS' => '$(inherited) -framework UnityFramework ${PODS_LIBRARIES}'
   }
 
-  s.resource_bundles = {'flutter_unity_widget_privacy' => ['Resources/PrivacyInfo.xcprivacy']}
+  s.resource_bundles = {'flutter_unity_widget_privacy' => ['flutter_unity_widget/Sources/flutter_unity_widget/PrivacyInfo.xcprivacy']}
 end

ios/flutter_unity_widget.podspec

@@ -0,0 +1,50 @@
+// swift-tools-version: 5.9
+// The swift-tools-version declares the minimum version of Swift required to build this package.
+
+// created based on https://docs.flutter.dev/packages-and-plugins/swift-package-manager/for-plugin-authors
+
+
+import PackageDescription
+
+let package = Package(
+    name: "flutter_unity_widget",
+    platforms: [
+        .iOS(.v12),
+    ],
+    products: [
+        // If the plugin name contains "_", replace with "-" for the library name.
+        .library(name: "flutter-unity-widget", targets: ["flutter_unity_widget"])
+    ],
+    dependencies: [
+        // Mentioned as "new in Flutter 3.41" 
+        // .package(name: "FlutterFramework", path: "../FlutterFramework") // Flutter 3.41
+    ],
+    targets: [
+        .target(
+            name: "flutter_unity_widget",
+            dependencies: [
+                "UnityFramework"
+
+                // Mentioned as "new in Flutter 3.41" 
+                // .product(name: "FlutterFramework", package: "FlutterFramework")
+            ],
+            resources: [
+                // If your plugin requires a privacy manifest
+                // (e.g. if it uses any required reason APIs), update the PrivacyInfo.xcprivacy file
+                // to describe your plugin's privacy impact, and then uncomment this line.
+                // For more information, see:
+                // https://developer.apple.com/documentation/bundleresources/privacy_manifest_files
+                .process("PrivacyInfo.xcprivacy")
+
+                // If you have other resources that need to be bundled with your plugin, refer to
+                // the following instructions to add them:
+                // https://developer.apple.com/documentation/xcode/bundling-resources-with-a-swift-package
+            ]
+        ),
+        .binaryTarget(
+            name: "UnityFramework",
+            // SPM needs this stub framework to compile the plugin, the UnityFramework from Unity-iPhone will get linked in the actual build.
+            path: "UnityFrameworkStub/UnityFramework.xcframework"
+        )
+    ]
+)

ios/flutter_unity_widget/Package.swift

@@ -1,14 +1,14 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
-<plist version="1.0">
-<dict>
-	<key>NSPrivacyTrackingDomains</key>
-	<array/>
-	<key>NSPrivacyAccessedAPITypes</key>
-	<array/>
-	<key>NSPrivacyCollectedDataTypes</key>
-	<array/>
-	<key>NSPrivacyTracking</key>
-	<false/>
-</dict>
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>NSPrivacyTrackingDomains</key>
+	<array/>
+	<key>NSPrivacyAccessedAPITypes</key>
+	<array/>
+	<key>NSPrivacyCollectedDataTypes</key>
+	<array/>
+	<key>NSPrivacyTracking</key>
+	<false/>
+</dict>
 </plist>