新增 Android 13及以上版本中的“单色主题图标”的适配。

新增 通过汽水音乐平台缓存在本地的JSON文件，读取歌单数据。
新增 在进行部分较长时间的操作时，若用户尝试返回，则会弹出Toast“请等待操作完成”。
新增 加载歌单列表、歌单列表为空时的提示文案。
新增、优化 部分文案及其对应的翻译。
优化 应用图标的样式与清晰度。
优化 转换页，页面间跳转的逻辑。
优化 部分变量初始化的时机。
优化 自动清理过期数据时，也能删除目录。
优化 删除无用的变量。
修复 转换页，点击下一步按钮后。数据获取完成时，设备可能会震动多次的问题。
修复 启用“使用Root权限”时，若未安装对应平台的App，点击下一步时后，弹出的对话框中缺失了平台名称的问题。
修复 若设备未连接互联网或网络状况不佳，尝试进行扫码登录酷狗音乐，应用会闪退的问题。
修复 应用的主数据库可能会被错误关闭的问题。
修复 转换页，若已选择了数据库文件，此时再将“歌单获取方式”改为“在线”，“已选择”项未被隐藏的问题。

Added: Adaptation of “Monochrome Theme Icons” in Android 13 and above versions.
Added: Reading playlist data through JSON files cached locally by the Soda Music platform.
Added: When performing some longer operations, if the user tries to return, a Toast will pop up saying “Please wait for the operation to complete”.
Added: Prompt copywriting when loading the playlist list and when the playlist list is empty.
Added/Optimized: Some copywriting and their corresponding translations.
Optimized: The style and clarity of the application icon.
Optimized: The logic of page jumps on the conversion page.
Optimized: The timing of some variable initialization.
Optimized: When automatically cleaning up expired data, directories can also be deleted.
Optimized: Removed useless variables.
Fixed: On the conversion page, after clicking the next step button, the device may vibrate multiple times when data acquisition is completed.
Fixed: When “Use Root Permissions” is enabled, if the corresponding platform App is not installed, the platform name is missing in the dialog box that pops up after clicking next.
Fixed: If the device is not connected to the Internet or the network condition is poor, trying to log in to Kugou Music by scanning the code, the application will crash.
Fixed: The main database of the application may be closed incorrectly.
Fixed: On the conversion page, if a database file has been selected, and then the “Playlist Acquisition Method” is changed to “Online”, the “Selected” item is not hidden.

app/build.gradle.kts

@@ -14,8 +14,8 @@ android {
         minSdk = 26
 //        targetSdk = 28
         targetSdk = 34
-        versionCode = 54
-        versionName = "1.3.9"
+        versionCode = 55
+        versionName = "1.4.0"
 
         testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
         vectorDrawables {
@@ -67,6 +67,7 @@ dependencies {
     implementation("androidx.compose.material:material")
     implementation("androidx.compose.material3:material3")
     implementation("androidx.annotation:annotation:1.7.1")
+    implementation("androidx.documentfile:documentfile:1.0.1")
     testImplementation("junit:junit:4.13.2")
     androidTestImplementation("androidx.test.ext:junit:1.1.5")
     androidTestImplementation("androidx.test.espresso:espresso-core:3.5.1")

app/src/main/java/com/hwinzniej/musichelper/MainActivity.kt

@@ -104,6 +104,7 @@ import java.util.Locale
 class MainActivity : ComponentActivity() {
 
     private lateinit var openDirectoryLauncher: ActivityResultLauncher<Uri?>
+    private lateinit var openLunaJSONDirLauncher: ActivityResultLauncher<Uri?>
     private lateinit var openEncryptDirectoryLauncher: ActivityResultLauncher<Uri?>
     private lateinit var openDecryptDirectoryLauncher: ActivityResultLauncher<Uri?>
     private lateinit var openMusicPlatformSqlFileLauncher: ActivityResultLauncher<Array<String>>
@@ -156,6 +157,10 @@ class MainActivity : ComponentActivity() {
             registerForActivityResult(ActivityResultContracts.OpenDocumentTree()) { uri ->
                 scanPage.handleUri(uri)
             }
+        openLunaJSONDirLauncher =
+            registerForActivityResult(ActivityResultContracts.OpenDocumentTree()) { uri ->
+                convertPage.handelLunaDirUri(uri)
+            }
         openEncryptDirectoryLauncher =
             registerForActivityResult(ActivityResultContracts.OpenDocumentTree()) { uri ->
                 unlockPage.handleSelectedInputPath(uri)
@@ -214,6 +219,7 @@ class MainActivity : ComponentActivity() {
                 openMusicPlatformSqlFileLauncher = openMusicPlatformSqlFileLauncher,
                 openResultSqlFileLauncher = openResultSqlFileLauncher,
                 openPlaylistFileLauncher = openPlaylistFileLauncher,
+                openLunaJSONDirLauncher = openLunaJSONDirLauncher,
                 db = db,
                 componentActivity = this,
                 encryptServer = settingsPage.encryptServer,

app/src/main/java/com/hwinzniej/musichelper/utils/Tools.kt

@@ -4,6 +4,7 @@ import android.content.Context
 import android.graphics.Bitmap
 import android.net.Uri
 import android.provider.OpenableColumns
+import androidx.documentfile.provider.DocumentFile
 import com.alibaba.fastjson2.JSON
 import com.alibaba.fastjson2.JSONObject
 import com.google.zxing.BarcodeFormat
@@ -77,6 +78,45 @@ class Tools {
         return outputFile.absolutePath
     }
 
+    fun copyFilesToExternalFilesDir(
+        uri: Uri,
+        context: Context,
+        dirName: String,
+        clean: Boolean = false
+    ): String {
+        val directory = DocumentFile.fromTreeUri(context, uri)
+        val files = directory?.listFiles()
+        if (clean) {
+            val externalFilesDir =
+                File("${context.getExternalFilesDir(null)?.absolutePath}/${dirName}")
+            if (externalFilesDir.isDirectory)
+                externalFilesDir.listFiles()?.forEach { file ->
+                    file.delete()
+                }
+        }
+
+        files?.forEach { file ->
+            if (file.isFile) {
+                val inputStream: InputStream? = context.contentResolver.openInputStream(file.uri)
+                val outputFile = File(
+                    "${context.getExternalFilesDir(null)?.absolutePath}/${dirName}",
+                    file.name ?: ""
+                )
+                if (outputFile.parentFile?.exists() == false) {
+                    outputFile.parentFile?.mkdirs()
+                }
+                val outputStream: OutputStream = FileOutputStream(outputFile)
+
+                inputStream?.use { input ->
+                    outputStream.use { output ->
+                        input.copyTo(output)
+                    }
+                }
+            }
+        }
+        return directory?.name ?: ""
+    }
+
     fun deleteOldFiles(context: Context) {
         val directory = context.getExternalFilesDir(null)
         val currentTime = System.currentTimeMillis()
@@ -86,7 +126,7 @@ class Tools {
             val fileAgeInDays = TimeUnit.MILLISECONDS.toDays(fileAge)
 
             if (fileAgeInDays > 3) {
-                file.delete()
+                file.deleteRecursively()
             }
         }
     }
@@ -381,10 +421,9 @@ class Tools {
             )
             .get()
             .build()
-
-        return JSON.parseObject(
-            client.newCall(request).execute().body?.string()
-        )
+        client.newCall(request).execute().use {
+            return JSON.parseObject(it.body?.string())
+        }
     }
 
     fun copyAssetFileToExternalFilesDir(context: Context, filename: String) {
@@ -399,7 +438,7 @@ class Tools {
             if (outFile.exists()) {
                 outFile.delete()
             }
-            outputStream = FileOutputStream(outFile)
+            outputStream = FileOutputStream(outFile, false)
 
             val buffer = ByteArray(1024)
             var read: Int
@@ -507,18 +546,25 @@ class Tools {
     }
 
     fun getCurrentIp(): String {
-        val client = OkHttpClient()
-        var request = Request.Builder()
-        request = request.url("https://myip.ipip.net/s").get()
-        var currentIp =
-            client.newCall(request.build()).execute().body?.string()?.replace("\n", "")
-        if (currentIp == null) {
-            request = Request.Builder()
-            request = request.url("https://ip.3322.net").get()
-            currentIp =
-                client.newCall(request.build()).execute().body?.string()?.replace("\n", "")
-            if (currentIp == null)
-                currentIp = "1.180.115.20"
+        var currentIp: String
+        try {
+            val client = OkHttpClient()
+            var request = Request.Builder()
+            request = request.url("https://myip.ipip.net/s").get()
+            client.newCall(request.build()).execute().use {
+                currentIp = it.body?.string()?.replace("\n", "") ?: ""
+            }
+            if (currentIp.isBlank()) {
+                request = Request.Builder()
+                request = request.url("https://ip.3322.net").get()
+                client.newCall(request.build()).execute().use {
+                    currentIp = it.body?.string()?.replace("\n", "") ?: ""
+                }
+                if (currentIp.isBlank())
+                    currentIp = "1.180.115.20"
+            }
+        } catch (e: Exception) {
+            currentIp = "1.180.115.20"
         }
         return currentIp
     }