Low battery tracking

automations.yaml

@@ -585,3 +585,28 @@
           }} and tonight''s cooling is set to start at {{ states(''input_datetime.master_bedroom_cooling'')
           }}"'
   mode: queued
+- id: '1654547257475'
+  alias: Battery Monitoring
+  description: Monitor all battery-powered things for low battery states
+  use_blueprint:
+    path: sbyx/low-battery-level-detection-notification-for-all-battery-sensors.yaml
+    input:
+      time: '11:00:00'
+      exclude:
+        entity_id:
+        - sensor.iphone_battery_level
+        - sensor.kallen_iphone_battery_level
+        - sensor.tinas_ipad_battery_level
+        - sensor.tony_s_iphone_battery_level
+        - sensor.tony_s_ipad_battery_level
+        - sensor.kallen_desktop_battery_level
+        - sensor.kallen_desktop_battery_remaining
+        - sensor.tony_asus_battery_level
+        - sensor.tony_asus_battery_remaining
+        - sensor.xia_desktop_battery_level
+        - sensor.xia_desktop_battery_remaining
+      actions:
+      - service: script.text_notify_all
+        data:
+          title: Low Batteries in House
+          message: 'Low battery alert for: {{sensors}}'

blueprints/automation/sbyx/low-battery-level-detection-notification-for-all-battery-sensors.yaml

@@ -0,0 +1,74 @@
+blueprint:
+  name: Low battery level detection & notification for all battery sensors
+  description: Regularly test all sensors with 'battery' device-class for crossing
+    a certain battery level threshold and if so execute an action.
+  domain: automation
+  input:
+    threshold:
+      name: Battery warning level threshold
+      description: Battery sensors below threshold are assumed to be low-battery (as
+        well as binary battery sensors with value 'on').
+      default: 20
+      selector:
+        number:
+          min: 5.0
+          max: 100.0
+          unit_of_measurement: '%'
+          mode: slider
+          step: 5.0
+    time:
+      name: Time to test on
+      description: Test is run at configured time
+      default: '10:00:00'
+      selector:
+        time: {}
+    day:
+      name: Weekday to test on
+      description: 'Test is run at configured time either everyday (0) or on a given
+        weekday (1: Monday ... 7: Sunday)'
+      default: 0
+      selector:
+        number:
+          min: 0.0
+          max: 7.0
+          mode: slider
+          step: 1.0
+    exclude:
+      name: Excluded Sensors
+      description: Battery sensors (e.g. smartphone) to exclude from detection. Only
+        entities are supported, devices must be expanded!
+      default:
+        entity_id: []
+      selector:
+        target:
+          entity:
+            device_class: battery
+    actions:
+      name: Actions
+      description: Notifications or similar to be run. {{sensors}} is replaced with
+        the names of sensors being low on battery.
+      selector:
+        action: {}
+  source_url: https://gist.github.com/sbyx/1f6f434f0903b872b84c4302637d0890
+variables:
+  day: !input 'day'
+  threshold: !input 'threshold'
+  exclude: !input 'exclude'
+  sensors: "{% set result = namespace(sensors=[]) %} {% for state in states.sensor\
+    \ | selectattr('attributes.device_class', '==', 'battery') %}\n  {% if 0 <= state.state\
+    \ | int(-1) < threshold | int and not state.entity_id in exclude.entity_id %}\n\
+    \    {% set result.sensors = result.sensors + [state.name ~ ' (' ~ state.state\
+    \ ~ ' %)'] %}\n  {% endif %}\n{% endfor %} {% for state in states.binary_sensor\
+    \ | selectattr('attributes.device_class', '==', 'battery') | selectattr('state',\
+    \ '==', 'on') %}\n  {% if not state.entity_id in exclude.entity_id %}\n    {%\
+    \ set result.sensors = result.sensors + [state.name] %}\n  {% endif %}\n{% endfor\
+    \ %} {{result.sensors|join(', ')}}"
+trigger:
+- platform: time
+  at: !input 'time'
+condition:
+- '{{ sensors != '''' and (day | int == 0 or day | int == now().isoweekday()) }}'
+action:
+- choose: []
+  default: !input 'actions'
+mode: single