From a074d8284fcbe0004d8fb976da088a0cde311b54 Mon Sep 17 00:00:00 2001
From: thomas <thomas@famm.name>
Date: Fri, 29 Aug 2025 20:12:44 +0000
Subject: [PATCH] =?UTF-8?q?blueprints/automation/motion-light.yaml=20hinzu?=
 =?UTF-8?q?gef=C3=BCgt?=
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---
 blueprints/automation/motion-light.yaml | 121 ++++++++++++++++++++++++
 1 file changed, 121 insertions(+)
 create mode 100644 blueprints/automation/motion-light.yaml

diff --git a/blueprints/automation/motion-light.yaml b/blueprints/automation/motion-light.yaml
new file mode 100644
index 0000000..f15e0c1
--- /dev/null
+++ b/blueprints/automation/motion-light.yaml
@@ -0,0 +1,121 @@
+blueprint:
+  name: Motion-activated Light with Optional Lux
+  description: Turn on a light when motion is detected, optionally only if lux is below a threshold.
+  domain: automation
+  author: ChatGPT
+  input:
+    motion_entity:
+      name: Motion Sensor
+      selector:
+        entity:
+          filter:
+            - device_class: occupancy
+              domain: binary_sensor
+            - device_class: motion
+              domain: binary_sensor
+    light_target:
+      name: Light
+      selector:
+        target:
+          entity:
+            domain: light
+    lux_entity:
+      name: Lux Sensor (optional)
+      default: ""
+      selector:
+        entity:
+          domain: sensor
+          device_class: illuminance
+    lux_threshold:
+      name: Lux Threshold
+      description: Only turn on the light if lux is below this value.
+      default: 50
+      selector:
+        number:
+          min: 0
+          max: 1000
+          unit_of_measurement: lx
+    no_motion_wait:
+      name: Wait time
+      description: Time to leave the light on after last motion is detected.
+      default: 120
+      selector:
+        number:
+          min: 0
+          max: 3600
+          unit_of_measurement: seconds
+
+mode: restart
+max_exceeded: silent
+
+trigger:
+  - platform: state
+    entity_id: !input motion_entity
+    from: "off"
+    to: "on"
+
+variables:
+  lux_entity_var: !input lux_entity
+  lux_threshold_var: !input lux_threshold
+  first_light: "{{ expand(!input light_target) | map(attribute='entity_id') | first }}"
+  supports_brightness: "{{ 'brightness' in state_attr(first_light, 'supported_color_modes') | default([]) }}"
+
+condition:
+  - alias: "Optional lux check"
+    condition: template
+    value_template: >
+      {% if lux_entity_var | length > 0 and states(lux_entity_var) not in ['unknown','unavailable','none',''] %}
+        {{ states(lux_entity_var) | float(0) < lux_threshold_var | float(0) }}
+      {% else %}
+        true
+      {% endif %}
+
+action:
+  - alias: "Set dynamic brightness"
+    variables:
+      max_brightness: 255
+      sun_elevation: "{{ state_attr('sun.sun','elevation') | float(0) }}"
+      current_lux: >
+        {% if lux_entity_var | length > 0 %}
+          {{ states(lux_entity_var) | float(0) }}
+        {% else %}
+          0
+        {% endif %}
+      brightness: >-
+        {% set base = 50 %}
+        {% if sun_elevation > 10 %}
+          {% set base = 100 %}
+        {% elif sun_elevation > 0 %}
+          {% set base = 150 %}
+        {% else %}
+          {% set base = 200 %}
+        {% endif %}
+        {% if current_lux > 50 %}
+          {% set base = base - ((current_lux / 500) * base) | int %}
+        {% endif %}
+        {{ [base, max_brightness] | min }}
+
+  - alias: "Turn on the light safely"
+    choose:
+      - conditions: "{{ supports_brightness }}"
+        sequence:
+          - service: light.turn_on
+            target: !input light_target
+            data:
+              brightness: "{{ brightness }}"
+    default:
+      - service: light.turn_on
+        target: !input light_target
+
+  - alias: "Wait until no motion"
+    wait_for_trigger:
+      - platform: state
+        entity_id: !input motion_entity
+        from: "on"
+        to: "off"
+
+  - delay: !input no_motion_wait
+
+  - alias: "Turn off the light"
+    service: light.turn_off
+    target: !input light_target
\ No newline at end of file