initial commit

battery-monitor.yaml

@@ -0,0 +1,75 @@
+blueprint:
+  name: Battery Monitor
+  description: Monitors battery levels of selected entities and exposes a low battery summary
+  domain: automation
+  input:
+    battery_sensors:
+      name: Battery Sensors
+      description: List of battery level sensors to monitor
+      selector:
+        entity:
+          domain: sensor
+          multiple: true
+    threshold:
+      name: Low Battery Threshold
+      description: Battery percentage threshold to consider "low"
+      default: 20
+      selector:
+        number:
+          min: 1
+          max: 100
+          step: 1
+          unit_of_measurement: "%"
+    notify_service:
+      name: Notification Service (Optional)
+      description: Service to call if any battery is low (e.g., notify.mobile_app_pixel)
+      default: ""
+      selector:
+        text:
+
+mode: single
+
+trigger:
+  - platform: time_pattern
+    minutes: "/30"  # Check every 30 minutes
+
+variables:
+  threshold: !input threshold
+  battery_sensors: !input battery_sensors
+  notify_service: !input notify_service
+
+condition: []
+
+action:
+  - variables:
+      low_batteries: >
+        {% set low = namespace(devices=[]) %}
+        {% for entity_id in battery_sensors %}
+          {% set level = states(entity_id) | int(100) %}
+          {% if level <= threshold %}
+            {% set name = state_attr(entity_id, 'friendly_name') or entity_id %}
+            {% set low.devices = low.devices + [name ~ ' (' ~ level ~ '%)'] %}
+          {% endif %}
+        {% endfor %}
+        {{ low.devices }}
+
+  - choose:
+      - conditions: "{{ low_batteries | length > 0 }}"
+        sequence:
+          - service: input_text.set_value
+            target:
+              entity_id: input_text.devices_with_low_battery
+            data:
+              value: "{{ low_batteries | join(', ') }}"
+          - condition: "{{ notify_service != '' }}"
+          - service: "{{ notify_service }}"
+            data:
+              message: >
+                Low battery detected: {{ low_batteries | join(', ') }}
+    default:
+      - service: input_text.set_value
+        target:
+          entity_id: input_text.devices_with_low_battery
+        data:
+          value: "All batteries healthy"
+