X-Git-Url: https://wannabe.guru.org/gitweb/?a=blobdiff_plain;f=smart_home%2Fchromecasts.py;h=7480cecc36826932ba90d69ecc83f70cf1a43a97;hb=370fb0c3be5501b9e27c4cb7c96821acf094f932;hp=08290e538262a1d2a56646f769d3e82e69798334;hpb=eb9e6df32ed696158bf34dba6464277b648f5c74;p=python_utils.git

diff --git a/smart_home/chromecasts.py b/smart_home/chromecasts.py
index 08290e5..7480cec 100644
--- a/smart_home/chromecasts.py
+++ b/smart_home/chromecasts.py
@@ -2,8 +2,9 @@
 
 """Utilities for dealing with the webcams."""
 
+import atexit
+import datetime
 import logging
-import time
 
 import pychromecast
 
@@ -14,12 +15,35 @@ logger = logging.getLogger(__name__)
 
 
 class BaseChromecast(dev.Device):
+    ccasts = []
+    refresh_ts = None
+    browser = None
+
     def __init__(self, name: str, mac: str, keywords: str = "") -> None:
         super().__init__(name.strip(), mac.strip(), keywords)
         ip = self.get_ip()
-        self.cast = pychromecast.Chromecast(ip)
-        self.cast.wait()
-        time.sleep(0.1)
+        now = datetime.datetime.now()
+        if (
+                BaseChromecast.refresh_ts is None
+                or (now - BaseChromecast.refresh_ts).total_seconds() > 60
+        ):
+            logger.debug('Refreshing the shared chromecast info list')
+            if BaseChromecast.browser is not None:
+                BaseChromecast.browser.stop_discovery()
+            BaseChromecast.ccasts, BaseChromecast.browser = pychromecast.get_chromecasts(
+                timeout=10.0
+            )
+            atexit.register(BaseChromecast.browser.stop_discovery)
+            BaseChromecast.refresh_ts = now
+
+        self.cast = None
+        for cc in BaseChromecast.ccasts:
+            if cc.cast_info.host == ip:
+                logger.debug(f'Found chromecast at {ip}: {cc}')
+                self.cast = cc
+                self.cast.wait(timeout=1.0)
+        if self.cast is None:
+            raise Exception(f'Can\'t find ccast device at {ip}, is that really a ccast device?')
 
     def is_idle(self):
         return self.cast.is_idle
@@ -84,5 +108,6 @@ class BaseChromecast(dev.Device):
     def __repr__(self):
         return (
             f"Chromecast({self.cast.socket_client.host!r}, port={self.cast.socket_client.port!r}, "
-            f"device={self.cast.device!r})"
+            f"device={self.cast.cast_info.friendly_name!r})"
         )
+