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#!/usr/bin/env python3
import re
from typing import List, Optional, Set
import argparse_utils
import config
import file_utils
import logical_search
import smart_home.device as device
import smart_home.lights as lights
import smart_home.outlets as outlets
parser = config.add_commandline_args(
f"Smart Home Config ({__file__})",
"Args related to the smart home config."
)
parser.add_argument(
'--smart_home_config_file_location',
default='/home/scott/bin/network_mac_addresses.txt',
metavar='FILENAME',
help='The location of network_mac_addresses.txt',
type=argparse_utils.valid_filename,
)
class SmartHomeConfig(object):
def __init__(
self,
config_file: Optional[str] = None,
filters: List[str] = ['smart'],
) -> None:
if config_file is None:
config_file = config.config[
'smart_home_config_file_location'
]
assert file_utils.does_file_exist(config_file)
with open(config_file, "r") as f:
contents = f.readlines()
self._macs_by_name = {}
self._keywords_by_name = {}
self._keywords_by_mac = {}
self._names_by_mac = {}
self._corpus = logical_search.Corpus()
for line in contents:
line = line.rstrip("\n")
line = re.sub(r"#.*$", r"", line)
line = line.strip()
if line == "":
continue
(mac, name, keywords) = line.split(",")
mac = mac.strip()
name = name.strip()
keywords = keywords.strip()
if filters is not None:
for f in filters:
if not f in keywords:
continue
self._macs_by_name[name] = mac
self._keywords_by_name[name] = keywords
self._keywords_by_mac[mac] = keywords
self._names_by_mac[mac] = name
self.index_device(name, keywords, mac)
def index_device(self, name: str, keywords: str, mac: str) -> None:
properties = [("name", name)]
tags = set()
for kw in keywords.split():
if ":" in kw:
key, value = kw.split(":")
properties.append((key, value))
else:
tags.add(kw)
device = logical_search.Document(
docid=mac,
tags=tags,
properties=properties,
reference=None,
)
self._corpus.add_doc(device)
def __repr__(self) -> str:
s = "Known devices:\n"
for name, keywords in self._keywords_by_name.items():
mac = self._macs_by_name[name]
s += f" {name} ({mac}) => {keywords}\n"
return s
def get_keywords_by_name(self, name: str) -> Optional[device.Device]:
return self._keywords_by_name.get(name, None)
def get_macs_by_name(self, name: str) -> Set[str]:
retval = set()
for (mac, lname) in self._names_by_mac.items():
if name in lname:
retval.add(mac)
return retval
def get_macs_by_keyword(self, keyword: str) -> Set[str]:
retval = set()
for (mac, keywords) in self._keywords_by_mac.items():
if keyword in keywords:
retval.add(mac)
return retval
def get_device_by_name(self, name: str) -> Optional[device.Device]:
if name in self._macs_by_name:
return self.get_device_by_mac(self._macs_by_name[name])
return None
def get_all_devices(self) -> List[device.Device]:
retval = []
for (mac, kws) in self._keywords_by_mac.items():
if mac is not None:
device = self.get_device_by_mac(mac)
if device is not None:
retval.append(device)
return retval
def get_device_by_mac(self, mac: str) -> Optional[device.Device]:
if mac in self._keywords_by_mac:
name = self._names_by_mac[mac]
kws = self._keywords_by_mac[mac]
if 'light' in kws.lower():
if 'tplink' in kws.lower():
return lights.TPLinkLight(name, mac, kws)
elif 'tuya' in kws.lower():
return lights.TuyaLight(name, mac, kws)
elif 'goog' in kws.lower():
return lights.GoogleLight(name, mac, kws)
else:
raise Exception(f'Unknown light device: {name}, {mac}, {kws}')
elif 'outlet' in kws.lower():
if 'tplink' in kws.lower():
if 'children' in kws.lower():
return outlets.TPLinkOutletWithChildren(name, mac, kws)
else:
return outlets.TPLinkOutlet(name, mac, kws)
elif 'goog' in kws.lower():
return outlets.GoogleOutlet(name, mac, kws)
else:
raise Exception(f'Unknown outlet device: {name}, {mac}, {kws}')
else:
return device.Device(name, mac, kws)
return None
def query(self, query: str) -> List[device.Device]:
"""Evaluates a lighting query expression formed of keywords to search
for, logical operators (and, or, not), and parenthesis.
Returns a list of matching lights.
"""
retval = []
results = self._corpus.query(query)
if results is not None:
for mac in results:
if mac is not None:
device = self.get_device_by_mac(mac)
if device is not None:
retval.append(device)
return retval
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