Fixed Playlist save

app/src/main/java/code/name/monkey/retromusic/extensions/IntentExtensions.kt

@@ -0,0 +1,35 @@
+package code.name.monkey.retromusic.extensions
+
+import android.app.Activity
+import android.content.Intent
+import android.net.Uri
+import android.os.Environment
+import android.provider.DocumentsContract
+import androidx.activity.result.ActivityResult
+import androidx.activity.result.contract.ActivityResultContracts
+import androidx.documentfile.provider.DocumentFile
+import androidx.fragment.app.Fragment
+import java.io.File
+import java.io.OutputStream
+
+fun Fragment.createNewFile(
+    mimeType: String,
+    fileName: String,
+    write: (outputStream: OutputStream?, data: Uri?) -> Unit
+) {
+    val intent = Intent(Intent.ACTION_CREATE_DOCUMENT)
+    intent.addCategory(Intent.CATEGORY_OPENABLE)
+    intent.type = mimeType
+    intent.putExtra(Intent.EXTRA_TITLE, fileName)
+    val startForResult =
+        registerForActivityResult(ActivityResultContracts.StartActivityForResult())
+        { result: ActivityResult ->
+            if (result.resultCode == Activity.RESULT_OK) {
+                val outputStream: OutputStream? =
+                    context?.contentResolver?.openOutputStream(result.data?.data!!)
+                write(outputStream, result.data?.data)
+            }
+
+        }
+    startForResult.launch(intent)
+}