From 8998a64cb95ca08a8c606e34bc48c4f72f5b1d5d Mon Sep 17 00:00:00 2001
From: firemaples <firemaples@gmail.com>
Date: Sun, 4 Feb 2024 00:11:31 +0900
Subject: [PATCH] Request post notification permission

---
 main/src/main/AndroidManifest.xml             |  3 +-
 .../PermissionCaptureScreenFragment.kt        | 57 ++++++++++++++++++-
 main/src/main/res/values-zh-rCN/strings.xml   |  4 +-
 main/src/main/res/values-zh-rTW/strings.xml   |  4 +-
 main/src/main/res/values/strings.xml          |  4 +-
 5 files changed, 67 insertions(+), 5 deletions(-)

diff --git a/main/src/main/AndroidManifest.xml b/main/src/main/AndroidManifest.xml
index 8282b884..e18ade1f 100644
--- a/main/src/main/AndroidManifest.xml
+++ b/main/src/main/AndroidManifest.xml
@@ -3,6 +3,7 @@
     xmlns:tools="http://schemas.android.com/tools"
     android:installLocation="auto">
 
+    <uses-permission android:name="android.permission.POST_NOTIFICATIONS" />
     <uses-permission android:name="android.permission.FOREGROUND_SERVICE" />
     <uses-permission android:name="android.permission.SYSTEM_ALERT_WINDOW" />
     <uses-permission android:name="android.permission.INTERNET" />
@@ -70,4 +71,4 @@
 
     </application>
 
-</manifest>
\ No newline at end of file
+</manifest>
diff --git a/main/src/main/java/tw/firemaples/onscreenocr/pages/launch/permissions/PermissionCaptureScreenFragment.kt b/main/src/main/java/tw/firemaples/onscreenocr/pages/launch/permissions/PermissionCaptureScreenFragment.kt
index 9a1a4637..cc63b4a9 100644
--- a/main/src/main/java/tw/firemaples/onscreenocr/pages/launch/permissions/PermissionCaptureScreenFragment.kt
+++ b/main/src/main/java/tw/firemaples/onscreenocr/pages/launch/permissions/PermissionCaptureScreenFragment.kt
@@ -1,14 +1,22 @@
 package tw.firemaples.onscreenocr.pages.launch.permissions
 
+import android.Manifest
 import android.app.Activity
 import android.content.Context
+import android.content.pm.PackageManager
 import android.media.projection.MediaProjectionManager
+import android.os.Build
 import android.os.Bundle
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
 import androidx.activity.result.contract.ActivityResultContracts
+import androidx.annotation.RequiresApi
+import androidx.appcompat.app.AlertDialog
+import androidx.core.app.ActivityCompat
+import androidx.core.content.ContextCompat
 import androidx.fragment.app.Fragment
+import tw.firemaples.onscreenocr.R
 import tw.firemaples.onscreenocr.databinding.PermissionCaptureScreenFragmentBinding
 import tw.firemaples.onscreenocr.floatings.ViewHolderService
 import tw.firemaples.onscreenocr.pages.setting.SettingManager
@@ -35,7 +43,7 @@ class PermissionCaptureScreenFragment : Fragment() {
         setViews()
 
         if (ScreenExtractor.isGranted) {
-            startService()
+            requestNotificationPermissionOrStartService()
         }
     }
 
@@ -59,9 +67,56 @@ class PermissionCaptureScreenFragment : Fragment() {
                     intent = intent,
                     keepMediaProjection = SettingManager.keepMediaProjectionResources,
                 )
+                requestNotificationPermissionOrStartService()
+            }
+        }
+
+    private fun requestNotificationPermissionOrStartService() {
+        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.TIRAMISU) {
+            startService()
+        } else {
+            requestNotificationPermission {
                 startService()
             }
         }
+    }
+
+    private val notificationResultLauncher =
+        registerForActivityResult(ActivityResultContracts.RequestPermission()) { _ ->
+            startService()
+        }
+
+    @RequiresApi(Build.VERSION_CODES.TIRAMISU)
+    private fun requestNotificationPermission(
+        onResult: () -> Unit,
+    ) {
+        val permission = Manifest.permission.POST_NOTIFICATIONS
+        when {
+            ContextCompat.checkSelfPermission(
+                requireContext(), permission
+            ) == PackageManager.PERMISSION_GRANTED -> {
+                onResult.invoke()
+            }
+
+            ActivityCompat.shouldShowRequestPermissionRationale(requireActivity(), permission) -> {
+                AlertDialog.Builder(requireContext())
+                    .setMessage(getString(R.string.msg_grant_posting_notification_permission_rationale))
+                    .setPositiveButton(getString(R.string.btn_request_again)) { _, _ ->
+                        notificationResultLauncher.launch(permission)
+                    }
+                    .setNegativeButton(android.R.string.cancel) { _, _ ->
+                        onResult.invoke()
+                    }
+                    .show()
+            }
+
+            else -> {
+                // You can directly ask for the permission.
+                // The registered ActivityResultCallback gets the result of this request.
+                notificationResultLauncher.launch(permission)
+            }
+        }
+    }
 
     private fun startService() {
         ViewHolderService.showViews(requireActivity())
diff --git a/main/src/main/res/values-zh-rCN/strings.xml b/main/src/main/res/values-zh-rCN/strings.xml
index 4465ca4d..cd11c22d 100644
--- a/main/src/main/res/values-zh-rCN/strings.xml
+++ b/main/src/main/res/values-zh-rCN/strings.xml
@@ -66,6 +66,8 @@
     <string name="msg_image_reader_format_unmatched">发现暂时性错误，请再试一次(1) (Image reader format)</string>
     <string name="msg_translator_provider_does_not_support_the_ocr_lang">此翻译引擎不支援选择的辨识语言</string>
 
+    <string name="msg_grant_posting_notification_permission_rationale">授予通知权限以快速显示/隐藏浮动视窗</string>
+    <string name="btn_request_again">重新请求</string>
     <string name="title_version_history">版本资讯</string>
     <string name="title_error">错误</string>
     <string name="title_guide">使用说明</string>
@@ -112,4 +114,4 @@
     <string name="pref_summary_on_keep_media_projection_resources">维持相关资源直到重启程式</string>
     <string name="pref_summary_off_keep_media_projection_resources">每次使用后释放相关资源</string>
     <string name="pref_screenshot">萤幕截图</string>
-</resources>
\ No newline at end of file
+</resources>
diff --git a/main/src/main/res/values-zh-rTW/strings.xml b/main/src/main/res/values-zh-rTW/strings.xml
index ede4603a..9e504b5a 100644
--- a/main/src/main/res/values-zh-rTW/strings.xml
+++ b/main/src/main/res/values-zh-rTW/strings.xml
@@ -66,6 +66,8 @@
     <string name="msg_image_reader_format_unmatched">發現暫時性錯誤，請再試一次(1) (Image reader format)</string>
     <string name="msg_translator_provider_does_not_support_the_ocr_lang">此翻譯引擎不支援選擇的辨識語言</string>
 
+    <string name="msg_grant_posting_notification_permission_rationale">授予通知權限以快速顯示/隱藏浮動視窗</string>
+    <string name="btn_request_again">重新請求</string>
     <string name="title_version_history">版本資訊</string>
     <string name="title_error">錯誤</string>
     <string name="title_guide">使用說明</string>
@@ -112,4 +114,4 @@
     <string name="pref_summary_on_keep_media_projection_resources">維持相關資源直到重啟程式</string>
     <string name="pref_summary_off_keep_media_projection_resources">每次使用後釋放相關資源</string>
     <string name="pref_screenshot">螢幕截圖</string>
-</resources>
\ No newline at end of file
+</resources>
diff --git a/main/src/main/res/values/strings.xml b/main/src/main/res/values/strings.xml
index 723ce1e2..7dfac8a1 100644
--- a/main/src/main/res/values/strings.xml
+++ b/main/src/main/res/values/strings.xml
@@ -50,6 +50,7 @@
     <string name="pref_screenshot">Screenshot</string>
     <string name="pref_summary_on_keep_media_projection_resources">Keep the resources until restart</string>
     <string name="pref_summary_off_keep_media_projection_resources">Release the resources after used</string>
+    <string name="pref_title_keep_media_projection_resources">Keep MediaProjection resources</string>
 
     <string name="menu_setting">Setting</string>
     <string name="menu_privacy_policy">Privacy Policy</string>
@@ -86,6 +87,8 @@
     <string name="msg_image_reader_format_unmatched">Found temporary error, please try it again. (Image reader format)</string>
     <string name="msg_translator_provider_does_not_support_the_ocr_lang">This translation provider does not support the selected recognition language.</string>
     <string name="msg_please_restart_the_app_to_take_effect">Please restart the app to take effect</string>
+    <string name="msg_grant_posting_notification_permission_rationale">Grant posting notification permission to restore/hide the app easier</string>
+    <string name="btn_request_again">Request Again</string>
 
     <string name="title_version_history">Version History</string>
     <string name="title_error">Error</string>
@@ -117,5 +120,4 @@
         <item>Space</item>
         <item>None</item>
     </string-array>
-    <string name="pref_title_keep_media_projection_resources">Keep MediaProjection resources</string>
 </resources>