Remove default host for Plex config (#26583)

* Remove default host, allow config with token(+server)

* Require one of host or token

* Oops

* Adjust schema

* Fix schema

* Add self as codeowner

* Update CODEOWNERS

homeassistant/components/plex/server.py

@@ -1,12 +1,13 @@
 """Shared class to maintain Plex server instances."""
 import logging
 
+import plexapi.myplex
 import plexapi.server
 from requests import Session
 
 from homeassistant.const import CONF_TOKEN, CONF_URL, CONF_VERIFY_SSL
 
-from .const import DEFAULT_VERIFY_SSL
+from .const import CONF_SERVER, DEFAULT_VERIFY_SSL
 
 _LOGGER = logging.getLogger(__package__)
 
@@ -19,11 +20,25 @@ class PlexServer:
         self._plex_server = None
         self._url = server_config.get(CONF_URL)
         self._token = server_config.get(CONF_TOKEN)
+        self._server_name = server_config.get(CONF_SERVER)
         self._verify_ssl = server_config.get(CONF_VERIFY_SSL, DEFAULT_VERIFY_SSL)
 
     def connect(self):
         """Connect to a Plex server directly, obtaining direct URL if necessary."""
 
+        def _set_missing_url():
+            account = plexapi.myplex.MyPlexAccount(token=self._token)
+            available_servers = [
+                x.name for x in account.resources() if "server" in x.provides
+            ]
+            server_choice = (
+                self._server_name if self._server_name else available_servers[0]
+            )
+            connections = account.resource(server_choice).connections
+            local_url = [x.httpuri for x in connections if x.local]
+            remote_url = [x.uri for x in connections if not x.local]
+            self._url = local_url[0] if local_url else remote_url[0]
+
         def _connect_with_url():
             session = None
             if self._url.startswith("https") and not self._verify_ssl:
@@ -34,6 +49,9 @@ class PlexServer:
             )
             _LOGGER.debug("Connected to: %s (%s)", self.friendly_name, self.url_in_use)
 
+        if self._token and not self._url:
+            _set_missing_url()
+
         _connect_with_url()
 
     def clients(self):