52 lines
1.9 KiB
Python
52 lines
1.9 KiB
Python
# cherry-switch - listener for switches and remote actions
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# Copyright (C) 2021 Bob Carroll <bob.carroll@alum.rit.edu>
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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import logging
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import json
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async def receive_central_scene(client, mappings, messages):
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"""
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Event handler for central scene commands.
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:param client: mqtt client
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:param mappings: map of switch configuration
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:param messages: mqtt message generator
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"""
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async for m in messages:
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try:
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platform, device_id, cmd_cls, _, _, scene_id = m.topic.split('/')
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logging.debug(f'Received device {device_id} scene {scene_id}')
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value = json.loads(m.payload).get('value')
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if value is None:
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logging.debug('No value found in payload')
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continue
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scene_name = mappings.get(int(device_id), {}).get(f'{scene_id}-{value}')
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if scene_name is None:
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logging.info(f'No configuration for device {device_id} scene {scene_id}')
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continue
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except KeyError:
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continue
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try:
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logging.debug(f'Triggering scene {scene_name}')
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await client.publish(f'scene/switch/{scene_name}/state/set', 1)
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except Exception as ex:
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logging.error(str(ex))
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