53 lines
1.5 KiB
Python
53 lines
1.5 KiB
Python
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import re
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import homeassistant.components.recorder as recorder
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DOMAIN = 'history'
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DEPENDENCIES = ['recorder', 'http']
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def last_5_states(entity_id):
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""" Return the last 5 states for entity_id. """
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return recorder.query_states(
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"SELECT * FROM states WHERE entity_id=? AND "
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"last_changed=last_updated "
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"ORDER BY last_changed DESC LIMIT 0, 5", (entity_id, ))
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def last_5_events():
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""" Return the last 5 events (dev method). """
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return recorder.query_events(
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"SELECT * FROM events ORDER BY created DESC LIMIT 0, 5")
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def states_history(point_in_time):
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""" Return states at a specific point in time. """
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# Find homeassistant.start before point_in_time
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# Find last state for each entity after homeassistant.start
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# Ignore all states where state == ''
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pass
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def setup(hass, config):
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""" Setup history hooks. """
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hass.http.register_path(
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'GET',
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re.compile('/api/component/recorder/(?P<entity_id>[a-zA-Z\._0-9]+)/last_5_states'),
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_api_last_5_states),
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hass.http.register_path(
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'GET',
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re.compile('/api/component/recorder/last_5_events'),
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_api_last_5_events),
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# pylint: disable=invalid-name
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def _api_last_5_states(handler, path_match, data):
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entity_id = path_match.group('entity_id')
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handler.write_json(list(last_5_states(entity_id)))
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# pylint: disable=invalid-name
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def _api_last_5_events(handler, path_match, data):
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handler.write_json(list(last_5_events))
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