fix:修复 android 无法分享文件的问题

android/app/src/main/AndroidManifest.xml

@@ -62,9 +62,10 @@
         android:label="@string/app_name"
         android:requestLegacyExternalStorage="true"
         android:usesCleartextTraffic="true">
+
         <provider
             android:name="androidx.core.content.FileProvider"
-            android:authorities="${applicationId}.fileprovider"
+            android:authorities="${applicationId}.provider"
             android:exported="false"
             android:grantUriPermissions="true">
             <meta-data

android/app/src/main/kotlin/com/skychip/lock/MainActivity.kt

@@ -68,21 +68,22 @@ class MainActivity : FlutterActivity() {
         if (filePath == null) {
             return
         }
-
         val file = File(filePath)
+        if (!file.exists()) {
+            Log.e("File Share", "文件不存在: $filePath")
+            return
+        }
         val uri: Uri = FileProvider.getUriForFile(
             this,
-            "${applicationContext.packageName}.fileprovider",
+            "${packageName}.provider",
             file
         )
-
         val shareIntent = Intent().apply {
             action = Intent.ACTION_SEND
             putExtra(Intent.EXTRA_STREAM, uri)
             type = "application/octet-stream"
             addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION)
         }
-
         startActivity(Intent.createChooser(shareIntent, null))
     }
 

android/app/src/main/res/xml/file_paths.xml

@@ -1,4 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
-<paths xmlns:android="http://schemas.android.com/apk/res/android">
-    <files-path name="files" path="." />
+<paths>
+    <root-path name="root-path" path="."/>
+    <files-path name="files" path="."/>
+    <cache-path name="cache" path="."/>
+    <external-files-path name="external_files" path="."/>
 </paths>