Disable server alerts by default for Play Store version

app/src/main/java/eu/faircode/email/FragmentOptionsMisc.java

@@ -223,6 +223,7 @@ public class FragmentOptionsMisc extends FragmentBase implements SharedPreferenc
     private SeekBar sbMaxBackOff;
     private SwitchCompat swLogarithmicBackoff;
     private SwitchCompat swExactAlarms;
+    private SwitchCompat swServerAlerts;
     private SwitchCompat swNativeDkim;
     private SwitchCompat swNativeArc;
     private EditText etNativeArcWhitelist;
@@ -312,7 +313,7 @@ public class FragmentOptionsMisc extends FragmentBase implements SharedPreferenc
             "imap_compress", "auth_plain", "auth_login", "auth_ntlm", "auth_sasl", "auth_apop", "use_top", "forget_top",
             "keep_alive_poll", "empty_pool", "idle_done", "fast_fetch",
             "max_backoff_power", "logarithmic_backoff",
-            "exact_alarms",
+            "exact_alarms", "server_alerts",
             "native_dkim", "native_arc", "native_arc_whitelist", "strict_alignment",
             "svg", "webp", "animate_images",
             "preview_hidden", "preview_quotes",
@@ -497,6 +498,7 @@ public class FragmentOptionsMisc extends FragmentBase implements SharedPreferenc
         sbMaxBackOff = view.findViewById(R.id.sbMaxBackOff);
         swLogarithmicBackoff = view.findViewById(R.id.swLogarithmicBackoff);
         swExactAlarms = view.findViewById(R.id.swExactAlarms);
+        swServerAlerts = view.findViewById(R.id.swServerAlerts);
         swNativeDkim = view.findViewById(R.id.swNativeDkim);
         swNativeArc = view.findViewById(R.id.swNativeArc);
         etNativeArcWhitelist = view.findViewById(R.id.etNativeArcWhitelist);
@@ -1651,6 +1653,13 @@ public class FragmentOptionsMisc extends FragmentBase implements SharedPreferenc
             }
         });
 
+        swServerAlerts.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
+            @Override
+            public void onCheckedChanged(CompoundButton compoundButton, boolean checked) {
+                prefs.edit().putBoolean("server_alerts", checked).apply();
+            }
+        });
+
         swNativeDkim.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
             @Override
             public void onCheckedChanged(CompoundButton compoundButton, boolean checked) {
@@ -2651,6 +2660,7 @@ public class FragmentOptionsMisc extends FragmentBase implements SharedPreferenc
 
             swLogarithmicBackoff.setChecked(prefs.getBoolean("logarithmic_backoff", true));
             swExactAlarms.setChecked(prefs.getBoolean("exact_alarms", true));
+            swServerAlerts.setChecked(prefs.getBoolean("server_alerts", !Helper.isPlayStoreInstall()));
             swNativeDkim.setEnabled(!BuildConfig.PLAY_STORE_RELEASE || true);
             swNativeDkim.setChecked(prefs.getBoolean("native_dkim", false));
             swNativeArc.setEnabled(swNativeDkim.isEnabled() && swNativeDkim.isChecked());

app/src/main/java/eu/faircode/email/ServiceSynchronize.java

@@ -1717,7 +1717,8 @@ public class ServiceSynchronize extends ServiceBase implements SharedPreferences
                                 EntityLog.log(ServiceSynchronize.this, EntityLog.Type.Account, account,
                                         account.name + " alert: " + message);
 
-                                if (!ConnectionHelper.isMaxConnections(message))
+                                if (!ConnectionHelper.isMaxConnections(message) &&
+                                        prefs.getBoolean("server_alerts", !Helper.isPlayStoreInstall()))
                                     try {
                                         NotificationManager nm =
                                                 Helper.getSystemService(ServiceSynchronize.this, NotificationManager.class);

app/src/main/res/layout/fragment_options_misc.xml

@@ -1680,6 +1680,17 @@
                     app:layout_constraintTop_toBottomOf="@id/tvLogarithmicBackoffHint"
                     app:switchPadding="12dp" />
 
+                <androidx.appcompat.widget.SwitchCompat
+                    android:id="@+id/swServerAlerts"
+                    android:layout_width="0dp"
+                    android:layout_height="wrap_content"
+                    android:layout_marginTop="12dp"
+                    android:text="@string/title_advanced_server_alerts"
+                    app:layout_constraintEnd_toEndOf="parent"
+                    app:layout_constraintStart_toStartOf="parent"
+                    app:layout_constraintTop_toBottomOf="@id/swExactAlarms"
+                    app:switchPadding="12dp" />
+
                 <androidx.appcompat.widget.SwitchCompat
                     android:id="@+id/swNativeDkim"
                     android:layout_width="0dp"
@@ -1688,7 +1699,7 @@
                     android:text="@string/title_advanced_native_dkim"
                     app:layout_constraintEnd_toEndOf="parent"
                     app:layout_constraintStart_toStartOf="parent"
-                    app:layout_constraintTop_toBottomOf="@id/swExactAlarms"
+                    app:layout_constraintTop_toBottomOf="@id/swServerAlerts"
                     app:switchPadding="12dp" />
 
                 <TextView

app/src/main/res/values/strings.xml

@@ -1016,6 +1016,7 @@
     <string name="title_advanced_keep_alive_poll" translatable="false">Poll on keep-alive</string>
     <string name="title_advanced_empty_pool" translatable="false">Empty connection pool</string>
     <string name="title_advanced_exact_alarms" translatable="false">Use exact timers</string>
+    <string name="title_advanced_server_alerts" translatable="false">Server alerts</string>
     <string name="title_advanced_native_dkim" translatable="false">Native DKIM verification</string>
     <string name="title_advanced_native_arc" translatable="false">Native ARC verification</string>
     <string name="title_advanced_strict_alignment" translatable="false">Strict alignment</string>