Add support for multiple N26 accounts (#25086)

* Added support of multiple accounts for n26

* Code cleanup

* Added check for proper config

* Fiexed lints

homeassistant/components/n26/__init__.py

@@ -4,6 +4,8 @@ import logging
 
 import voluptuous as vol
 
+from n26 import api as n26_api, config as n26_config
+
 from homeassistant.const import (
     CONF_PASSWORD, CONF_SCAN_INTERVAL, CONF_USERNAME)
 import homeassistant.helpers.config_validation as cv
@@ -18,12 +20,12 @@ DEFAULT_SCAN_INTERVAL = timedelta(minutes=30)
 
 # define configuration parameters
 CONFIG_SCHEMA = vol.Schema({
-    DOMAIN: vol.Schema({
+    DOMAIN: vol.All(cv.ensure_list, [{
         vol.Required(CONF_USERNAME): cv.string,
         vol.Required(CONF_PASSWORD): cv.string,
         vol.Optional(CONF_SCAN_INTERVAL,
                      default=DEFAULT_SCAN_INTERVAL): cv.time_period,
-    }),
+    }])
 }, extra=vol.ALLOW_EXTRA)
 
 N26_COMPONENTS = [
@@ -34,11 +36,15 @@ N26_COMPONENTS = [
 
 def setup(hass, config):
     """Set up N26 Component."""
-    user = config[DOMAIN][CONF_USERNAME]
+    acc_list = config[DOMAIN]
-    password = config[DOMAIN][CONF_PASSWORD]
 
-    from n26 import api, config as api_config
+    api_data_list = []
-    api = api.Api(api_config.Config(user, password))
+
+    for acc in acc_list:
+        user = acc[CONF_USERNAME]
+        password = acc[CONF_PASSWORD]
+
+        api = n26_api.Api(n26_config.Config(user, password))
 
         from requests import HTTPError
         try:
@@ -50,8 +56,10 @@ def setup(hass, config):
         api_data = N26Data(api)
         api_data.update()
 
+        api_data_list.append(api_data)
+
     hass.data[DOMAIN] = {}
-    hass.data[DOMAIN][DATA] = api_data
+    hass.data[DOMAIN][DATA] = api_data_list
 
     # Load components for supported devices
     for component in N26_COMPONENTS:

homeassistant/components/n26/sensor.py

@@ -30,9 +30,14 @@ ICON_SPACE = 'mdi:crop-square'
 def setup_platform(
         hass, config, add_entities, discovery_info=None):
     """Set up the N26 sensor platform."""
-    api_data = hass.data[DOMAIN][DATA]
+    if discovery_info is None:
+        return
 
-    sensor_entities = [N26Account(api_data)]
+    api_list = hass.data[DOMAIN][DATA]
+
+    sensor_entities = []
+    for api_data in api_list:
+        sensor_entities.append(N26Account(api_data))
 
         for card in api_data.cards:
             sensor_entities.append(N26Card(api_data, card))
@@ -204,7 +209,8 @@ class N26Space(Entity):
     @property
     def unique_id(self):
         """Return the unique ID of the entity."""
-        return "space_{}".format(self._space["name"].lower())
+        return "space_{}_{}".format(self._data.balance["iban"][-4:],
+                                    self._space["name"].lower())
 
     @property
     def name(self) -> str:

homeassistant/components/n26/switch.py

@@ -14,9 +14,13 @@ SCAN_INTERVAL = DEFAULT_SCAN_INTERVAL
 def setup_platform(
         hass, config, add_entities, discovery_info=None):
     """Set up the N26 switch platform."""
-    api_data = hass.data[DOMAIN][DATA]
+    if discovery_info is None:
+        return
+
+    api_list = hass.data[DOMAIN][DATA]
 
     switch_entities = []
+    for api_data in api_list:
         for card in api_data.cards:
             switch_entities.append(N26CardSwitch(api_data, card))