From fe45aec82d9a07e730bebb4d47dc9618fb695fe6 Mon Sep 17 00:00:00 2001
From: Michael Wyraz <michael@wyraz.de>
Date: Thu, 6 Apr 2017 19:25:18 +0200
Subject: [PATCH] Make icon configurable

---
 homeassistant/components/sensor/min_max.py | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/homeassistant/components/sensor/min_max.py b/homeassistant/components/sensor/min_max.py
index 9e36904222b..513b738bc36 100644
--- a/homeassistant/components/sensor/min_max.py
+++ b/homeassistant/components/sensor/min_max.py
@@ -33,8 +33,9 @@ ATTR_TO_PROPERTY = [
 
 CONF_ENTITY_IDS = 'entity_ids'
 CONF_ROUND_DIGITS = 'round_digits'
+CONF_ICON = 'icon'
 
-ICON = 'mdi:calculator'
+DEFAULT_ICON = 'mdi:calculator'
 
 SENSOR_TYPES = {
     ATTR_MIN_VALUE: 'min',
@@ -48,6 +49,7 @@ PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
     vol.Optional(CONF_NAME): cv.string,
     vol.Required(CONF_ENTITY_IDS): cv.entity_ids,
     vol.Optional(CONF_ROUND_DIGITS, default=2): vol.Coerce(int),
+    vol.Optional(CONF_ICON, default=DEFAULT_ICON): cv.string,
 })
 
 
@@ -58,9 +60,10 @@ def async_setup_platform(hass, config, async_add_devices, discovery_info=None):
     name = config.get(CONF_NAME)
     sensor_type = config.get(CONF_TYPE)
     round_digits = config.get(CONF_ROUND_DIGITS)
+    icon = config.get(CONF_ICON)
 
     async_add_devices(
-        [MinMaxSensor(hass, entity_ids, name, sensor_type, round_digits)],
+        [MinMaxSensor(hass, entity_ids, name, sensor_type, round_digits, icon)],
         True)
     return True
 
@@ -101,12 +104,13 @@ def calc_mean(sensor_values, round_digits):
 class MinMaxSensor(Entity):
     """Representation of a min/max sensor."""
 
-    def __init__(self, hass, entity_ids, name, sensor_type, round_digits):
+    def __init__(self, hass, entity_ids, name, sensor_type, round_digits, icon):
         """Initialize the min/max sensor."""
         self._hass = hass
         self._entity_ids = entity_ids
         self._sensor_type = sensor_type
         self._round_digits = round_digits
+        seld._icon = icon
 
         if name:
             self._name = name
@@ -188,7 +192,7 @@ class MinMaxSensor(Entity):
     @property
     def icon(self):
         """Return the icon to use in the frontend, if any."""
-        return ICON
+        return self._icon
 
     @asyncio.coroutine
     def async_update(self):