From de9bf192c230fd1709623c3bd4038370e959841c Mon Sep 17 00:00:00 2001
From: Naveen <snaveen935@gmail.com>
Date: Sun, 14 Apr 2024 22:51:03 +0530
Subject: [PATCH] Remove `USE_EXACT_ALARM` permission.

It's only available to Clock and Calendar apps.
---
 app/src/main/AndroidManifest.xml              |  1 -
 .../notes/activities/SettingsActivity.kt      | 38 +++++++++++++++----
 app/src/main/res/values/strings.xml           |  1 +
 3 files changed, 32 insertions(+), 8 deletions(-)

diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index f58b41f4..da916575 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -8,7 +8,6 @@
     <uses-permission android:name="android.permission.RECEIVE_BOOT_COMPLETED" />
     <uses-permission android:name="android.permission.WAKE_LOCK" />
     <uses-permission android:name="android.permission.SCHEDULE_EXACT_ALARM" />
-    <uses-permission android:name="android.permission.USE_EXACT_ALARM" />
 
     <uses-feature
         android:name="android.hardware.faketouch"
diff --git a/app/src/main/kotlin/org/fossify/notes/activities/SettingsActivity.kt b/app/src/main/kotlin/org/fossify/notes/activities/SettingsActivity.kt
index 449e5671..bbf5850a 100644
--- a/app/src/main/kotlin/org/fossify/notes/activities/SettingsActivity.kt
+++ b/app/src/main/kotlin/org/fossify/notes/activities/SettingsActivity.kt
@@ -1,5 +1,6 @@
 package org.fossify.notes.activities
 
+import android.app.AlarmManager
 import android.content.Intent
 import android.net.Uri
 import android.os.Bundle
@@ -11,11 +12,13 @@ import kotlinx.serialization.SerializationException
 import kotlinx.serialization.encodeToString
 import kotlinx.serialization.json.Json
 import org.fossify.commons.dialogs.ConfirmationDialog
+import org.fossify.commons.dialogs.PermissionRequiredDialog
 import org.fossify.commons.dialogs.RadioGroupDialog
 import org.fossify.commons.dialogs.SecurityDialog
 import org.fossify.commons.extensions.*
 import org.fossify.commons.helpers.*
 import org.fossify.commons.models.RadioItem
+import org.fossify.notes.BuildConfig
 import org.fossify.notes.R
 import org.fossify.notes.databinding.ActivitySettingsBinding
 import org.fossify.notes.dialogs.ExportNotesDialog
@@ -368,13 +371,15 @@ class SettingsActivity : SimpleActivity() {
         binding.settingsEnableAutomaticBackupsHolder.setOnClickListener {
             val wasBackupDisabled = !config.autoBackup
             if (wasBackupDisabled) {
-                ManageAutoBackupsDialog(
-                    activity = this,
-                    onSuccess = {
-                        enableOrDisableAutomaticBackups(true)
-                        scheduleNextAutomaticBackup()
-                    }
-                )
+                maybeRequestExactAlarmPermission {
+                    ManageAutoBackupsDialog(
+                        activity = this,
+                        onSuccess = {
+                            enableOrDisableAutomaticBackups(true)
+                            scheduleNextAutomaticBackup()
+                        }
+                    )
+                }
             } else {
                 cancelScheduledAutomaticBackup()
                 enableOrDisableAutomaticBackups(false)
@@ -400,6 +405,25 @@ class SettingsActivity : SimpleActivity() {
         binding.settingsManageAutomaticBackupsHolder.beVisibleIf(enable)
     }
 
+    private fun maybeRequestExactAlarmPermission(callback: () -> Unit = {}) {
+        if (isSPlus()) {
+            val alarmManager: AlarmManager = getSystemService(ALARM_SERVICE) as AlarmManager
+            if (alarmManager.canScheduleExactAlarms()) {
+                callback()
+            } else {
+                PermissionRequiredDialog(
+                    activity = this,
+                    textId = R.string.allow_alarm_automatic_backups,
+                    positiveActionCallback = {
+                        openRequestExactAlarmSettings(BuildConfig.APPLICATION_ID)
+                    },
+                )
+            }
+        } else {
+            callback()
+        }
+    }
+
     private fun setupAppPasswordProtection() {
         binding.settingsAppPasswordProtection.isChecked = config.isAppPasswordProtectionOn
         binding.settingsAppPasswordProtectionHolder.setOnClickListener {
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 4bf1a888..f4241025 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -29,6 +29,7 @@
     <string name="new_text_note">New text note</string>
     <string name="new_checklist">New checklist</string>
     <string name="cannot_load_over_internet">The app cannot load files over the internet</string>
+    <string name="allow_alarm_automatic_backups">To backup notes automatically, please grant the app permission to schedule exact alarms.</string>
 
     <!-- File notes -->
     <string name="open_file">Open file</string>