refactor(ui): Update some UI and fix some bugs

lib/product/utils/device_utils.dart

@@ -129,7 +129,7 @@ class DeviceUtils {
       message = appLocalization(context).in_progress_message;
     } else if (state == 3) {
       message = appLocalization(context).in_progress_message;
-    }
+    } else if (state == -2) {}
     return message;
   }
 
@@ -144,6 +144,10 @@ class DeviceUtils {
     return sortedDevices;
   }
 
+  List<Device> sortDeviceAZByName(List<Device> devices) {
+    return devices..sort((a, b) => (a.name ?? '').compareTo(b.name ?? ''));
+  }
+
   Color getTableRowColor(int state) {
     if (state == 1) {
       return Colors.red;
@@ -251,12 +255,14 @@ class DeviceUtils {
   }
 
   IconData getSignalIcon(BuildContext context, String signal) {
-    if (signal == appLocalization(context).gf_weak_signal_message) {
+    if (signal == appLocalization(context).low_message_uppercase) {
       return Icons.signal_cellular_alt_1_bar;
-    } else if (signal == appLocalization(context).gf_moderate_signal_message) {
+    } else if (signal == appLocalization(context).moderate_message_uppercase) {
       return Icons.signal_cellular_alt_2_bar;
-    } else {
+    } else if (signal == appLocalization(context).good_message_uppercase) {
       return Icons.signal_cellular_alt;
+    } else {
+      return Icons.signal_cellular_connected_no_internet_4_bar_rounded;
     }
   }
 
@@ -312,12 +318,12 @@ class DeviceUtils {
   }
 
   Color getSignalIconColor(BuildContext context, String signal) {
-    if (signal == appLocalization(context).gf_weak_signal_message) {
-      return Colors.red;
-    } else if (signal == appLocalization(context).gf_moderate_signal_message) {
-      return Colors.yellow;
-    } else {
+    if (signal == appLocalization(context).good_message_uppercase) {
       return Colors.green;
+    } else if (signal == appLocalization(context).moderate_message_uppercase) {
+      return Colors.orangeAccent;
+    } else {
+      return Colors.red;
     }
   }
 }