From d8cce5e245bbae0a83e8bf72bd5dac932c772775 Mon Sep 17 00:00:00 2001
From: Dirk Alders <dirk@mount-mockery.de>
Date: Thu, 9 Feb 2023 14:33:25 +0100
Subject: [PATCH] v1.0.0

---
 smart_brain.py | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)

diff --git a/smart_brain.py b/smart_brain.py
index f328954..f5542fc 100644
--- a/smart_brain.py
+++ b/smart_brain.py
@@ -1,8 +1,11 @@
 import config
 import function
+import json
 import logging
 import mqtt
+import os
 import report
+import subprocess
 import time
 
 logger = logging.getLogger(config.APP_NAME)
@@ -12,6 +15,31 @@ logger = logging.getLogger(config.APP_NAME)
 # TODO: Implement handling of warnings (videv element to show in webapp?)
 # TODO: implement garland (incl. day events like sunset, sunrise, ...)
 
+VERS_MAJOR = 1
+VERS_MINOR = 0
+VERS_PATCH = 0
+
+INFO_TOPIC = "__info__"
+INFO_DATA = {
+    "app_name": os.path.splitext(os.path.basename(__file__))[0],
+    "version": {
+        "readable": "%d.%d.%d" % (VERS_MAJOR, VERS_MINOR, VERS_PATCH),
+        "major": VERS_MAJOR,
+        "minor": VERS_MINOR,
+        "patch": VERS_PATCH
+    },
+    "git": {
+        "url": subprocess.check_output(["git", "config", "--get",  "remote.origin.url"])[:-1].decode("utf-8"),
+        "ref": subprocess.check_output(["git", "log", "-1", '--format="%H"'])[2:-2].decode("utf-8")
+    }
+}
+
+
+def __info_publisher__(client, userdata, message):
+    data = json.loads(message.payload)
+    if data != INFO_DATA:
+        client.publish(INFO_TOPIC, json.dumps(INFO_DATA))
+
 
 if __name__ == "__main__":
     if config.DEBUG:
@@ -21,6 +49,7 @@ if __name__ == "__main__":
     #
     mc = mqtt.mqtt_client(host=config.MQTT_SERVER, port=config.MQTT_PORT, username=config.MQTT_USER,
                           password=config.MQTT_PASSWORD, name=config.APP_NAME)
+    mc.add_callback(INFO_TOPIC, __info_publisher__)
 
     func = function.all_functions(mc)