feat: ✨ Add iOS Swift Package Manager support

CHANGELOG.md

@@ -1,6 +1,7 @@
 ## 2.1.0 (#unreleased)
 
 - Feature [#468](https://github.com/SimformSolutionsPvtLtd/audio_waveforms/pull/468) - Add macOS support
+- Add Swift Package Manager support for iOS
 
 ## 2.0.2
 

android/build.gradle

@@ -2,14 +2,14 @@ group 'com.simform.audio_waveforms'
 version '1.0-SNAPSHOT'
 
 buildscript {
-    ext.kotlin_version = '1.8.20'
+    ext.kotlin_version = '2.4.0'
     repositories {
         google()
         mavenCentral()
     }
 
     dependencies {
-        classpath 'com.android.tools.build:gradle:8.1.0'
+        classpath 'com.android.tools.build:gradle:9.1.0'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
     }
 }
@@ -22,22 +22,27 @@ rootProject.allprojects {
 }
 
 apply plugin: 'com.android.library'
-apply plugin: 'kotlin-android'
+
+// AGP 9+ provides Kotlin support unless the consuming app explicitly opts out.
+def agpMajor = com.android.Version.ANDROID_GRADLE_PLUGIN_VERSION.tokenize('.')[0] as int
+def builtInKotlin = providers.gradleProperty("android.builtInKotlin")
+        .map { it.toBoolean() }
+        .orElse(agpMajor >= 9)
+        .get()
+if (agpMajor < 9 || !builtInKotlin) {
+    apply plugin: 'kotlin-android'
+}
 
 android {
     if (project.android.hasProperty("namespace")) {
         namespace "com.simform.audio_waveforms"
     }
 
-    compileSdk 34
+    compileSdk 36
 
     compileOptions {
-        sourceCompatibility JavaVersion.VERSION_1_8
-        targetCompatibility JavaVersion.VERSION_1_8
-    }
-
-    kotlinOptions {
-        jvmTarget = '1.8'
+        sourceCompatibility JavaVersion.VERSION_17
+        targetCompatibility JavaVersion.VERSION_17
     }
 
     sourceSets {
@@ -49,6 +54,12 @@ android {
     }
 }
 
+kotlin {
+    compilerOptions {
+        jvmTarget = org.jetbrains.kotlin.gradle.dsl.JvmTarget.JVM_17
+    }
+}
+
 dependencies {
     implementation("androidx.multidex:multidex:2.0.1")
     implementation "com.google.android.exoplayer:exoplayer:2.17.1"

example/macos/Flutter/GeneratedPluginRegistrant.swift

@@ -6,9 +6,7 @@ import FlutterMacOS
 import Foundation
 
 import audio_waveforms
-import path_provider_foundation
 
 func RegisterGeneratedPlugins(registry: FlutterPluginRegistry) {
   AudioWaveformsPlugin.register(with: registry.registrar(forPlugin: "AudioWaveformsPlugin"))
-  PathProviderPlugin.register(with: registry.registrar(forPlugin: "PathProviderPlugin"))
 }

ios/audio_waveforms.podspec

@@ -13,9 +13,9 @@ A new Flutter project.
   s.license          = { :file => '../LICENSE' }
   s.author           = { 'Your Company' => 'email@example.com' }
   s.source           = { :path => '.' }
-  s.source_files = 'Classes/**/*'
+  s.source_files = 'audio_waveforms/Sources/audio_waveforms/**/*'
   s.dependency 'Flutter'
-  s.platform = :ios, '8.0'
+  s.platform = :ios, '13.0'
 
   # Flutter.framework does not contain a i386 slice.
   s.pod_target_xcconfig = { 'DEFINES_MODULE' => 'YES', 'EXCLUDED_ARCHS[sdk=iphonesimulator*]' => 'i386' }

ios/audio_waveforms/Package.swift

@@ -0,0 +1,25 @@
+// swift-tools-version: 5.9
+// The swift-tools-version declares the minimum version of Swift required to build this package.
+
+import PackageDescription
+
+let package = Package(
+    name: "audio_waveforms",
+    platforms: [
+        .iOS("13.0")
+    ],
+    products: [
+        .library(name: "audio-waveforms", targets: ["audio_waveforms"])
+    ],
+    dependencies: [
+        .package(name: "FlutterFramework", path: "../FlutterFramework")
+    ],
+    targets: [
+        .target(
+            name: "audio_waveforms",
+            dependencies: [
+                .product(name: "FlutterFramework", package: "FlutterFramework")
+            ]
+        )
+    ]
+)

ios/Classes/AudioPlayer.swift → ios/audio_waveforms/Sources/audio_waveforms/AudioPlayer.swift

@@ -1,6 +1,6 @@
 import Foundation
-
 import AVKit
+import Flutter
 
 class AudioPlayer: NSObject, AVAudioPlayerDelegate {
     private var seekToStart = true
@@ -9,12 +9,12 @@ class AudioPlayer: NSObject, AVAudioPlayerDelegate {
     private var player: AVAudioPlayer?
     private var finishMode:FinishMode = FinishMode.stop
     private var updateFrequency = 200
-    var plugin: SwiftAudioWaveformsPlugin
+    var plugin: AudioWaveformsPlugin
     var playerKey: String
     var flutterChannel: FlutterMethodChannel
 
 
-    init(plugin: SwiftAudioWaveformsPlugin, playerKey: String, channel: FlutterMethodChannel) {
+    init(plugin: AudioWaveformsPlugin, playerKey: String, channel: FlutterMethodChannel) {
         self.plugin = plugin
         self.playerKey = playerKey
         flutterChannel = channel

ios/Classes/AudioRecorder.swift → ios/audio_waveforms/Sources/audio_waveforms/AudioRecorder.swift

@@ -1,5 +1,6 @@
 import AVFoundation
 import Accelerate
+import Flutter
 
 public class AudioRecorder: NSObject, AVAudioRecorderDelegate{
     var audioRecorder: AVAudioRecorder?

ios/Classes/SwiftAudioWaveformsPlugin.swift → ios/audio_waveforms/Sources/audio_waveforms/AudioWaveformsPlugin.swift

@@ -1,7 +1,7 @@
 import Flutter
 import UIKit
 
-public class SwiftAudioWaveformsPlugin: NSObject, FlutterPlugin {
+public class AudioWaveformsPlugin: NSObject, FlutterPlugin {
 
     let audioRecorder: AudioRecorder
     var audioPlayers = [String: AudioPlayer]()
@@ -20,7 +20,7 @@ public class SwiftAudioWaveformsPlugin: NSObject, FlutterPlugin {
     }
     public static func register(with registrar: FlutterPluginRegistrar) {
         let channel = FlutterMethodChannel(name: Constants.methodChannelName, binaryMessenger: registrar.messenger())
-        let instance = SwiftAudioWaveformsPlugin(registrar: registrar, flutterChannel: channel)
+        let instance = AudioWaveformsPlugin(registrar: registrar, flutterChannel: channel)
         registrar.addMethodCallDelegate(instance, channel: channel)
     }
 
@@ -216,4 +216,3 @@ public class SwiftAudioWaveformsPlugin: NSObject, FlutterPlugin {
         }
     }
 }
-

ios/Classes/RecorderBytesStreamEngine.swift → ios/audio_waveforms/Sources/audio_waveforms/RecorderBytesStreamEngine.swift

@@ -8,6 +8,7 @@
 import Foundation
 import AVFAudio
 import Accelerate
+import Flutter
 
 class RecorderBytesStreamEngine {
     private var audioEngine = AVAudioEngine()

ios/Classes/WaveformExtractor.swift → ios/audio_waveforms/Sources/audio_waveforms/WaveformExtractor.swift

@@ -1,5 +1,6 @@
 import Accelerate
 import AVFoundation
+import Flutter
 
 public class WaveformExtractor {