Renaming from friend to omi (#2016)

part of #1973

Author: beastoin

OpenGlass/firmware/firmware.ino

@@ -14,7 +14,7 @@
 // Uncomment to switch the codec
 // Opus is still under development
 // Mulaw is used with the web app
-// PCM is used with the Friend app
+// PCM is used with the Omi app
 
 // To use with the web app, comment CODEC_PCM and
 // uncomment CODEC_MULAW
@@ -69,7 +69,7 @@ OpusEncoder *opus_encoder = nullptr;
 #define BATTERY_SERVICE_UUID (uint16_t)0x180F
 #define BATTERY_LEVEL_CHAR_UUID (uint16_t)0x2A19
 
-// Main Friend Service
+// Main Omi Service
 static BLEUUID serviceUUID("19B10000-E8F2-537E-4F6C-D104768A1214");
 static BLEUUID audioDataUUID("19B10001-E8F2-537E-4F6C-D104768A1214");
 static BLEUUID audioCodecUUID("19B10002-E8F2-537E-4F6C-D104768A1214");

app/lib/backend/preferences.dart

@@ -63,7 +63,7 @@ class SharedPreferencesUtil {
 
   BtDevice get btDevice {
     final String device = getString('btDevice') ?? '';
-    if (device.isEmpty) return BtDevice(id: '', name: '', type: DeviceType.friend, rssi: 0);
+    if (device.isEmpty) return BtDevice(id: '', name: '', type: DeviceType.omi, rssi: 0);
     return BtDevice.fromJson(jsonDecode(device));
   }
 
@@ -152,7 +152,7 @@ class SharedPreferencesUtil {
   bool get showInstallAppConfirmation => getBool('showInstallAppConfirmation') ?? true;
 
   set showInstallAppConfirmation(bool value) => saveBool('showInstallAppConfirmation', value);
-  
+
   bool get showFirmwareUpdateDialog => getBool('v2/showFirmwareUpdateDialog') ?? true;
 
   set showFirmwareUpdateDialog(bool value) => saveBool('v2/showFirmwareUpdateDialog', value);
@@ -211,7 +211,7 @@ class SharedPreferencesUtil {
       appsList.where((element) => element.enabled && element.worksExternally()).length;
 
   bool get showConversationDeleteConfirmation => getBool('showConversationDeleteConfirmation') ?? true;
-  
+
   set showConversationDeleteConfirmation(bool value) => saveBool("showConversationDeleteConfirmation", value);
 
   List<App> get appsList {