1. 升级依赖版本

2. 解决运行项目警告日志问题
3. 优化代码

android/app/build.gradle.kts

@@ -1,7 +1,6 @@
 plugins {
     id("com.android.application")
-    id("kotlin-android")
-    // The Flutter Gradle Plugin must be applied after the Android and Kotlin Gradle plugins.
+    // The Flutter Gradle Plugin must be applied after the Android Gradle plugin.
     id("dev.flutter.flutter-gradle-plugin")
 }
 
@@ -17,10 +16,6 @@ android {
         targetCompatibility = JavaVersion.VERSION_11
     }
 
-    kotlinOptions {
-        jvmTarget = JavaVersion.VERSION_11.toString()
-    }
-
     defaultConfig {
         applicationId = appPackageName
         // You can update the following values to match your application needs.
@@ -40,6 +35,12 @@ android {
     }
 }
 
+kotlin {
+    compilerOptions {
+        jvmTarget = org.jetbrains.kotlin.gradle.dsl.JvmTarget.JVM_11
+    }
+}
+
 dependencies {
     val cameraxVersion = "1.4.1"
     implementation("androidx.camera:camera-core:$cameraxVersion")

android/app/src/main/kotlin/com/gdfw/fxjk/AppConstants.kt

@@ -2,6 +2,7 @@ package com.gdfw.fxjk
 
 object AppConstants {
     const val PACKAGE_NAME = "com.gdfw.fxjk"
+    const val PLATFORM_INFO_CHANNEL = "$PACKAGE_NAME/platform_info"
     const val RECORDING_METHOD_CHANNEL = "$PACKAGE_NAME/recording"
     const val RECORDING_EVENT_CHANNEL = "$PACKAGE_NAME/recording_events"
     const val RECORDING_ACTION_START = "$PACKAGE_NAME.recording.START"

android/app/src/main/kotlin/com/gdfw/fxjk/MainActivity.kt

@@ -1,13 +1,17 @@
 package com.gdfw.fxjk
 
+import android.content.pm.ApplicationInfo
+import android.os.Build
 import androidx.camera.view.PreviewView
 import com.gdfw.fxjk.recording.RecordingPlatformHandler
 import com.gdfw.fxjk.recording.RecordingPreviewFactory
 import io.flutter.embedding.android.FlutterActivity
 import io.flutter.embedding.engine.FlutterEngine
+import io.flutter.plugin.common.MethodChannel
 
 class MainActivity : FlutterActivity() {
     private var platformHandler: RecordingPlatformHandler? = null
+    private var platformInfoChannel: MethodChannel? = null
 
     var recordingPreviewView: PreviewView? = null
         private set
@@ -22,6 +26,20 @@ class MainActivity : FlutterActivity() {
                 RecordingPreviewFactory(this),
             )
 
+        platformInfoChannel =
+            MethodChannel(
+                flutterEngine.dartExecutor.binaryMessenger,
+                AppConstants.PLATFORM_INFO_CHANNEL,
+            ).also { channel ->
+                channel.setMethodCallHandler { call, result ->
+                    when (call.method) {
+                        "packageInfo" -> result.success(packageInfoMap())
+                        "deviceInfo" -> result.success(deviceInfoMap())
+                        else -> result.notImplemented()
+                    }
+                }
+            }
+
         platformHandler =
             RecordingPlatformHandler(
                 this,
@@ -40,8 +58,63 @@ class MainActivity : FlutterActivity() {
     }
 
     override fun onDestroy() {
+        platformInfoChannel?.setMethodCallHandler(null)
+        platformInfoChannel = null
         platformHandler?.dispose()
         platformHandler = null
         super.onDestroy()
     }
+
+    private fun packageInfoMap(): Map<String, String> {
+        val packageInfo =
+            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.TIRAMISU) {
+                packageManager.getPackageInfo(
+                    packageName,
+                    android.content.pm.PackageManager.PackageInfoFlags.of(0),
+                )
+            } else {
+                @Suppress("DEPRECATION")
+                packageManager.getPackageInfo(packageName, 0)
+            }
+
+        val appName =
+            applicationInfo.loadLabel(packageManager)?.toString().orEmpty()
+        val versionCode =
+            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.P) {
+                packageInfo.longVersionCode.toString()
+            } else {
+                @Suppress("DEPRECATION")
+                packageInfo.versionCode.toString()
+            }
+
+        return mapOf(
+            "appName" to appName,
+            "packageName" to packageName,
+            "version" to packageInfo.versionName.orEmpty(),
+            "buildNumber" to versionCode,
+        )
+    }
+
+    private fun deviceInfoMap(): Map<String, Any> {
+        val flags = applicationInfo.flags
+        val isEmulator =
+            Build.FINGERPRINT.startsWith("generic") ||
+                Build.FINGERPRINT.startsWith("unknown") ||
+                Build.MODEL.contains("google_sdk") ||
+                Build.MODEL.contains("Emulator") ||
+                Build.MODEL.contains("Android SDK built for x86") ||
+                Build.MANUFACTURER.contains("Genymotion") ||
+                Build.BRAND.startsWith("generic") && Build.DEVICE.startsWith("generic") ||
+                Build.PRODUCT == "google_sdk" ||
+                flags and ApplicationInfo.FLAG_DEBUGGABLE != 0 &&
+                Build.HARDWARE.contains("ranchu")
+
+        return mapOf(
+            "platform" to "android",
+            "brand" to Build.BRAND,
+            "model" to Build.MODEL,
+            "systemVersion" to Build.VERSION.RELEASE,
+            "isPhysicalDevice" to !isEmulator,
+        )
+    }
 }