From 5f75cf834725ac26b289cc5f157af0cb71cd5f0e Mon Sep 17 00:00:00 2001
From: Scott <scott@wannabe.house>
Date: Thu, 6 Jan 2022 12:13:34 -0800
Subject: A bunch of changes...

---
 smart_home/thermometers.py | 50 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 50 insertions(+)
 create mode 100644 smart_home/thermometers.py

(limited to 'smart_home/thermometers.py')

diff --git a/smart_home/thermometers.py b/smart_home/thermometers.py
new file mode 100644
index 0000000..fe5eed1
--- /dev/null
+++ b/smart_home/thermometers.py
@@ -0,0 +1,50 @@
+#!/usr/bin/env python3
+
+import logging
+from typing import Optional
+import urllib.request
+
+logger = logging.getLogger()
+
+
+class ThermometerRegistry(object):
+    def __init__(self):
+        self.thermometers = {
+            'house_outside': ('10.0.0.75', 'outside_temp'),
+            'house_inside_downstairs': ('10.0.0.75', 'inside_downstairs_temp'),
+            'house_inside_upstairs': ('10.0.0.75', 'inside_upstairs_temp'),
+            'house_computer_closet': ('10.0.0.75', 'computer_closet_temp'),
+            'house_crawlspace': ('10.0.0.75', 'crawlspace_temp'),
+            'cabin_outside': ('192.168.0.107', 'outside_temp'),
+            'cabin_inside': ('192.168.0.107', 'inside_temp'),
+            'cabin_crawlspace': ('192.168.0.107', 'crawlspace_temp'),
+            'cabin_hottub': ('192.168.0.107', 'hottub_temp'),
+        }
+
+    def read_temperature(
+            self, location: str, *, convert_to_fahrenheit=False
+    ) -> Optional[float]:
+        record = self.thermometers.get(location, None)
+        if record is None:
+            logger.error(
+                f'Location {location} is not known.  Valid locations are {self.thermometers.keys()}.'
+            )
+            return None
+        url = f'http://{record[0]}/~pi/{record[1]}'
+        logger.debug(f'Constructed URL: {url}')
+        try:
+            www = urllib.request.urlopen(url, timeout=3)
+            temp = www.read().decode('utf-8')
+            temp = float(temp)
+            if convert_to_fahrenheit:
+                temp *= (9/5)
+                temp += 32.0
+                temp = round(temp)
+        except Exception as e:
+            logger.exception(e)
+            logger.error(f'Failed to read temperature at URL: {url}')
+            temp = None
+        finally:
+            if www is not None:
+                www.close()
+        return temp
-- 
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