From e2fdee682d9b9701efa04af039f23278d002ba15 Mon Sep 17 00:00:00 2001
From: Timo Makinen <tmakinen@foo.sh>
Date: Wed, 29 Jan 2025 23:30:44 +0000
Subject: [PATCH] homeassistant: Automatically add shellies to mqtt

---
 roles/homeassistant/tasks/main.yml         | 10 ++++++++++
 roles/homeassistant/templates/mqtt.yaml.j2 | 13 +++++++++++++
 2 files changed, 23 insertions(+)
 create mode 100644 roles/homeassistant/templates/mqtt.yaml.j2

diff --git a/roles/homeassistant/tasks/main.yml b/roles/homeassistant/tasks/main.yml
index ab6bc4f..d76b79d 100644
--- a/roles/homeassistant/tasks/main.yml
+++ b/roles/homeassistant/tasks/main.yml
@@ -145,6 +145,16 @@
     group: "{{ ansible_wheel }}"
     setype: _default
 
+- name: Create mqtt config file
+  ansible.builtin.template:
+    dest: /srv/homeassistant/mqtt.yaml
+    src: mqtt.yaml.j2
+    mode: "0644"
+    owner: root
+    group: "{{ ansible_wheel }}"
+    setype: _default
+  notify: Restart homeassistant
+
 - name: Create directories for custom integrations
   ansible.builtin.file:
     path: "{{ item }}"
diff --git a/roles/homeassistant/templates/mqtt.yaml.j2 b/roles/homeassistant/templates/mqtt.yaml.j2
new file mode 100644
index 0000000..8d70762
--- /dev/null
+++ b/roles/homeassistant/templates/mqtt.yaml.j2
@@ -0,0 +1,13 @@
+---
+sensor:
+{% for shelly in shellies | selectattr("name", "match", "^shellyplug-s-") | list %}
+  - name: Power Usage
+    state_topic: home/{{ shelly["room"] }}/{{ shelly["device"] }}/relay/0/power
+    unique_id: {{ shelly["name"] }}
+    unit_of_measurement: W
+    device:
+      name: {{ shelly["device"] | capitalize }}
+      suggested_area: {{ shelly["room"] | replace("_", " ") | capitalize }}
+      identifiers:
+        - {{ shelly["name"] }}
+{% endfor %}