From 709dde31de9e3ab85dbc702004992d55590624ed Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=EA=B6=8C=ED=98=81=EC=84=B1?= <shine1324@gmail.com>
Date: Fri, 30 Jan 2026 23:17:29 +0900
Subject: [PATCH] =?UTF-8?q?fix(MOB):=20=EB=8B=A4=EC=9A=B4=EB=A1=9C?=
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삼성폰에서 BroadcastReceiver가 동작하지 않는 문제 해결
- BroadcastReceiver 제거, Handler로 1초 간격 DownloadManager.Query 폴링
- 모든 기기에서 안정적으로 다운로드 완료 감지

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
---
 .../codebridgex/webapp/AppUpdateChecker.java  | 62 +++++++++++--------
 1 file changed, 36 insertions(+), 26 deletions(-)

diff --git a/android/app/src/main/java/com/codebridgex/webapp/AppUpdateChecker.java b/android/app/src/main/java/com/codebridgex/webapp/AppUpdateChecker.java
index 93997c0..4c6c1e2 100644
--- a/android/app/src/main/java/com/codebridgex/webapp/AppUpdateChecker.java
+++ b/android/app/src/main/java/com/codebridgex/webapp/AppUpdateChecker.java
@@ -3,15 +3,15 @@ package com.codebridgex.webapp;
 import android.app.Activity;
 import android.app.AlertDialog;
 import android.app.DownloadManager;
-import android.content.BroadcastReceiver;
 import android.content.Context;
 import android.content.Intent;
-import android.content.IntentFilter;
 import android.content.pm.PackageInfo;
-import android.content.pm.PackageManager;
+import android.database.Cursor;
 import android.net.Uri;
 import android.os.Build;
 import android.os.Environment;
+import android.os.Handler;
+import android.os.Looper;
 import android.provider.Settings;
 import android.util.Log;
 
@@ -144,8 +144,8 @@ public class AppUpdateChecker {
             DownloadManager dm = (DownloadManager) activity.getSystemService(Context.DOWNLOAD_SERVICE);
             long downloadId = dm.enqueue(request);
 
-            // 다운로드 완료 감지
-            registerDownloadReceiver(downloadId, fileName);
+            // 다운로드 완료 폴링 감지
+            pollDownloadStatus(downloadId, fileName);
 
         } catch (Exception e) {
             Log.e(TAG, "Download start error", e);
@@ -153,32 +153,42 @@ public class AppUpdateChecker {
     }
 
     /**
-     * 다운로드 완료 시 설치 화면 표시
+     * 다운로드 상태를 1초마다 폴링하여 완료 감지
      */
-    private void registerDownloadReceiver(long downloadId, String fileName) {
-        BroadcastReceiver receiver = new BroadcastReceiver() {
+    private void pollDownloadStatus(long downloadId, String fileName) {
+        Handler handler = new Handler(Looper.getMainLooper());
+        handler.postDelayed(new Runnable() {
             @Override
-            public void onReceive(Context context, Intent intent) {
-                long id = intent.getLongExtra(DownloadManager.EXTRA_DOWNLOAD_ID, -1);
-                if (id != downloadId) return;
+            public void run() {
+                if (activity.isFinishing() || activity.isDestroyed()) return;
 
-                try {
-                    activity.unregisterReceiver(this);
-                } catch (Exception ignored) {}
+                DownloadManager dm = (DownloadManager) activity.getSystemService(Context.DOWNLOAD_SERVICE);
+                DownloadManager.Query query = new DownloadManager.Query();
+                query.setFilterById(downloadId);
 
-                installApk(fileName);
+                try (Cursor cursor = dm.query(query)) {
+                    if (cursor != null && cursor.moveToFirst()) {
+                        int status = cursor.getInt(cursor.getColumnIndexOrThrow(DownloadManager.COLUMN_STATUS));
+
+                        if (status == DownloadManager.STATUS_SUCCESSFUL) {
+                            Log.d(TAG, "Download complete: " + fileName);
+                            installApk(fileName);
+                            return;
+                        } else if (status == DownloadManager.STATUS_FAILED) {
+                            int reason = cursor.getInt(cursor.getColumnIndexOrThrow(DownloadManager.COLUMN_REASON));
+                            Log.e(TAG, "Download failed, reason: " + reason);
+                            return;
+                        }
+                    }
+                } catch (Exception e) {
+                    Log.e(TAG, "Poll download status error", e);
+                    return;
+                }
+
+                // 아직 다운로드 중 → 1초 후 재확인
+                handler.postDelayed(this, 1000);
             }
-        };
-
-        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.TIRAMISU) {
-            // DownloadManager 브로드캐스트는 시스템에서 발송하므로 RECEIVER_EXPORTED 필요
-            activity.registerReceiver(receiver,
-                    new IntentFilter(DownloadManager.ACTION_DOWNLOAD_COMPLETE),
-                    Context.RECEIVER_EXPORTED);
-        } else {
-            activity.registerReceiver(receiver,
-                    new IntentFilter(DownloadManager.ACTION_DOWNLOAD_COMPLETE));
-        }
+        }, 1000);
     }
 
     /**