feat: add notifications for the local connection to the central hub gateway (#1280)

* feat: add notifications for the central hub gateway connection status (#1103)

* fix: i18n langurage support

* fix: add notification of disconnection when ServiceStateChange.REMOVED

custom_components/xiaomi_home/miot/i18n/de.json

@@ -99,6 +99,10 @@
             "device_list_offline": "\n**{count} Geräte offline:** \n{message}",
             "network_status_online": "Online",
             "network_status_offline": "Offline",
+            "central_state_changed_title": "Verbindungsstatus des Zentral-Gateways",
+            "central_state_changed": "**{nick_name}({uid}, {cloud_server})** Lokale Verbindungsstrecke des Zentral-Gateways: {conn_status}",
+            "central_state_connected": "verbunden",
+            "central_state_disconnected": "getrennt",
             "device_exec_error": "Fehler bei der Ausführung"
         }
     },

custom_components/xiaomi_home/miot/i18n/en.json

@@ -99,6 +99,10 @@
             "device_list_offline": "\n**{count} devices offline:** \n{message}",
             "network_status_online": "Online",
             "network_status_offline": "Offline",
+            "central_state_changed_title": "Central Hub Gateway Connection Status",
+            "central_state_changed":"**{nick_name}({uid}, {cloud_server})** local connection to Xiaomi central hub gateway: {conn_status}",
+            "central_state_connected": "Connected",
+            "central_state_disconnected": "Disconnected",
             "device_exec_error": "Execution error"
         }
     },

custom_components/xiaomi_home/miot/i18n/es.json

@@ -99,6 +99,10 @@
             "device_list_offline": "\n**{count} dispositivos sin conexión:** \n{message}",
             "network_status_online": "En línea",
             "network_status_offline": "Desconectado",
+            "central_state_changed_title": "Estado de conexión de la puerta de enlace central",
+            "central_state_changed": "**{nick_name}({uid}, {cloud_server})** enlace de conexión local de la puerta de enlace central: {conn_status}",
+            "central_state_connected": "conectado",
+            "central_state_disconnected": "desconectado",
             "device_exec_error": "Error de ejecución"
         }
     },

custom_components/xiaomi_home/miot/i18n/fr.json

@@ -99,6 +99,10 @@
             "device_list_offline": "\n**{count} appareils hors ligne :** \n{message}",
             "network_status_online": "En ligne",
             "network_status_offline": "Hors ligne",
+            "central_state_changed_title": "État de connexion de la passerelle centrale",
+            "central_state_changed": "**{nick_name}({uid}, {cloud_server})** liaison de connexion locale de la passerelle centrale : {conn_status}",
+            "central_state_connected": "connecté",
+            "central_state_disconnected": "déconnecté",
             "device_exec_error": "Erreur d'exécution"
         }
     },

custom_components/xiaomi_home/miot/i18n/it.json

@@ -99,6 +99,10 @@
             "device_list_offline": "\n**{count} dispositivi offline:** \n{message}",
             "network_status_online": "Online",
             "network_status_offline": "Offline",
+            "central_state_changed_title": "Stato di connessione del gateway centrale",
+            "central_state_changed": "**{nick_name}({uid}, {cloud_server})** collegamento locale del gateway centrale: {conn_status}",
+            "central_state_connected": "connesso",
+            "central_state_disconnected": "disconnesso",
             "device_exec_error": "Errore di esecuzione"
         }
     },

custom_components/xiaomi_home/miot/i18n/ja.json

@@ -99,6 +99,10 @@
             "device_list_offline": "\n**{count} デバイスがオフライン:** \n{message}",
             "network_status_online": "オンライン",
             "network_status_offline": "オフライン",
+            "central_state_changed_title": "中枢ゲートウェイ接続ステータス",
+            "central_state_changed": "**{nick_name}({uid}, {cloud_server})** 中枢ゲートウェイのローカル接続リンク: {conn_status}",
+            "central_state_connected": "接続済み",
+            "central_state_disconnected": "切断されました",
             "device_exec_error": "実行エラー"
         }
     },

custom_components/xiaomi_home/miot/i18n/nl.json

@@ -99,6 +99,10 @@
             "device_list_offline": "\n**{count} apparaten offline:** \n{message}",
             "network_status_online": "Online",
             "network_status_offline": "Offline",
+            "central_state_changed_title": "Verbindingsstatus van centrale gateway",
+            "central_state_changed": "**{nick_name}({uid}, {cloud_server})** Lokale verbinding van centrale gateway: {conn_status}",
+            "central_state_connected": "verbonden",
+            "central_state_disconnected": "verbinding verbroken",
             "device_exec_error": "Uitvoeringsfout"
         }
     },

custom_components/xiaomi_home/miot/i18n/pt-BR.json

@@ -99,6 +99,10 @@
             "device_list_offline": "\n**{count} dispositivos offline**: \n{message}",
             "network_status_online": "online",
             "network_status_offline": "offline",
+            "central_state_changed_title": "Status de conexão do gateway central",
+            "central_state_changed": "**{nick_name}({uid}, {cloud_server})** conexão local do gateway central: {conn_status}",
+            "central_state_connected": "conectado",
+            "central_state_disconnected": "desconectado",
             "device_exec_error": "Erro na execução"
         }
     },

custom_components/xiaomi_home/miot/i18n/pt.json

@@ -99,6 +99,10 @@
             "device_list_offline": "\n**{count} dispositivos offline**: \n{message}",
             "network_status_online": "Online",
             "network_status_offline": "Offline",
+            "central_state_changed_title": "Estado da ligação do gateway central",
+            "central_state_changed": "**{nick_name}({uid}, {cloud_server})** ligação local do gateway central: {conn_status}",
+            "central_state_connected": "ligado",
+            "central_state_disconnected": "desligado",
             "device_exec_error": "Erro de execução"
         }
     },

custom_components/xiaomi_home/miot/i18n/ru.json

@@ -99,6 +99,10 @@
             "device_list_offline": "\n**{count} устройств недоступно:** \n{message}",
             "network_status_online": "В сети",
             "network_status_offline": "Не в сети",
+            "central_state_changed_title": "Статус подключения центрального шлюза",
+            "central_state_changed": "**{nick_name}({uid}, {cloud_server})** локальное подключение центрального шлюза: {conn_status}",
+            "central_state_connected": "подключено",
+            "central_state_disconnected": "разъединено",
             "device_exec_error": "Ошибка выполнения"
         }
     },

custom_components/xiaomi_home/miot/i18n/zh-Hans.json

@@ -99,6 +99,10 @@
             "device_list_offline": "\n**{count} 个设备离线**: \n{message}",
             "network_status_online": "在线",
             "network_status_offline": "离线",
+            "central_state_changed_title": "中枢网关连接状态",
+            "central_state_changed":"**{nick_name}({uid}, {cloud_server})** 中枢网关本地连接链路: {conn_status}",
+            "central_state_connected": "已连接",
+            "central_state_disconnected": "断连",
             "device_exec_error": "执行错误"
         }
     },

custom_components/xiaomi_home/miot/i18n/zh-Hant.json

@@ -99,6 +99,10 @@
             "device_list_offline": "\n**{count} 個設備離線:** \n{message}",
             "network_status_online": "在線",
             "network_status_offline": "離線",
+            "central_state_changed_title": "中枢網關連接狀態",
+            "central_state_changed":"**{nick_name}({uid}, {cloud_server})** 中枢網關本地連接鏈路: {conn_status}",
+            "central_state_connected": "已連接",
+            "central_state_disconnected": "断連",
             "device_exec_error": "執行錯誤"
         }
     },

custom_components/xiaomi_home/miot/miot_client.py

@@ -1115,8 +1115,10 @@ class MIoTClient:
         _LOGGER.info('local mips state changed, %s, %s', group_id, state)
         mips = self._mips_local.get(group_id, None)
         if not mips:
-            _LOGGER.error(
+            _LOGGER.info(
                 'local mips state changed, mips not exist, %s', group_id)
+            # The connection to the central hub gateway is definitely broken.
+            self.__show_central_state_changed_notify(False)
             return
         if state:
             # Connected
@@ -1150,6 +1152,7 @@ class MIoTClient:
                 if sub and sub.handler:
                     sub.handler(did, MIoTDeviceState.OFFLINE, sub.handler_ctx)
             self.__request_show_devices_changed_notify()
+        self.__show_central_state_changed_notify(state)
 
     @final
     async def __on_miot_lan_state_change(self, state: bool) -> None:
@@ -1915,6 +1918,23 @@ class MIoTClient:
         self._show_devices_changed_notify_timer = self._main_loop.call_later(
             delay_sec, self.__show_devices_changed_notify)
 
+    @final
+    def __show_central_state_changed_notify(self, connected: bool) -> None:
+        conn_status: str = (
+            self._i18n.translate('miot.client.central_state_connected')
+            if connected else
+            self._i18n.translate('miot.client.central_state_disconnected'))
+        self._persistence_notify(
+            self.__gen_notify_key('central_state_changed'),
+            self._i18n.translate('miot.client.central_state_changed_title'),
+            self._i18n.translate(key='miot.client.central_state_changed',
+                replace={
+                    'nick_name': self._entry_data.get(
+                                'nick_name', DEFAULT_NICK_NAME),
+                    'uid': self._uid,
+                    'cloud_server': self._cloud_server,
+                    'conn_status': conn_status
+                }))
 
 @staticmethod
 async def get_miot_instance_async(