1 files changed, 114 insertions, 0 deletions
diff --git a/bin/polaris_kettle_util.py b/bin/polaris_kettle_util.py
new file mode 100755
index 0000000..4db0ed4
--- /dev/null
+++ b/bin/polaris_kettle_util.py
@@ -0,0 +1,114 @@
+#!/usr/bin/env python3
+# SPDX-License-Identifier: BSD-3-Clause
+
+import logging
+import sys
+import paho.mqtt.client as mqtt
+import __py_include
+
+from typing import Optional
+from argparse import ArgumentParser
+from queue import SimpleQueue
+from homekit.mqtt import Mqtt
+from homekit.config import config
+from syncleo import (
+    Kettle,
+    PowerType,
+    protocol as kettle_proto
+)
+
+k: Optional[Kettle] = None
+logger = logging.getLogger(__name__)
+control_tasks = SimpleQueue()
+
+
+class MqttServer(Mqtt):
+    def __init__(self):
+        super().__init__(clean_session=False)
+
+    def on_connect(self, client: mqtt.Client, userdata, flags, rc):
+        super().on_connect(client, userdata, flags, rc)
+        logger.info("subscribing to #")
+        client.subscribe('#', qos=1)
+
+    def on_message(self, client: mqtt.Client, userdata, msg):
+        try:
+            print(msg.topic, msg.payload)
+
+        except Exception as e:
+            logger.exception(str(e))
+
+
+def kettle_connection_established(response: kettle_proto.MessageResponse):
+    try:
+        assert isinstance(response, kettle_proto.AckMessage), f'ACK expected, but received: {response}'
+    except AssertionError:
+        k.stop_all()
+        return
+
+    def next_task(response: kettle_proto.MessageResponse):
+        try:
+            assert response is not False, 'server error'
+        except AssertionError:
+            k.stop_all()
+            return
+
+        if not control_tasks.empty():
+            task = control_tasks.get()
+            f, args = task(k)
+            args.append(next_task)
+            f(*args)
+        else:
+            k.stop_all()
+
+    next_task(response)
+
+
+def main():
+    tempmin = 30
+    tempmax = 100
+    tempstep = 5
+
+    parser = ArgumentParser()
+    parser.add_argument('-m', dest='mode', required=True, type=str, choices=('mqtt', 'control'))
+    parser.add_argument('--on', action='store_true')
+    parser.add_argument('--off', action='store_true')
+    parser.add_argument('-t', '--temperature', dest='temp', type=int, default=tempmax,
+                        choices=range(tempmin, tempmax+tempstep, tempstep))
+
+    arg = config.load_app('polaris_kettle_util', use_cli=True, parser=parser)
+
+    if arg.mode == 'mqtt':
+        server = MqttServer()
+        try:
+            server.connect_and_loop(loop_forever=True)
+        except KeyboardInterrupt:
+            pass
+
+    elif arg.mode == 'control':
+        if arg.on and arg.off:
+            raise RuntimeError('--on and --off are mutually exclusive')
+
+        if arg.off:
+            control_tasks.put(lambda k: (k.set_power, [PowerType.OFF]))
+        else:
+            if arg.temp == tempmax:
+                control_tasks.put(lambda k: (k.set_power, [PowerType.ON]))
+            else:
+                control_tasks.put(lambda k: (k.set_target_temperature, [arg.temp]))
+                control_tasks.put(lambda k: (k.set_power, [PowerType.CUSTOM]))
+
+        k = Kettle(mac=config['kettle']['mac'], device_token=config['kettle']['token'])
+        info = k.discover()
+        if not info:
+            print('no device found.')
+            return 1
+
+        print('found service:', info)
+        k.start_server_if_needed(kettle_connection_established)
+
+    return 0
+
+
+if __name__ == '__main__':
+    sys.exit(main())