From 9bd035a19d9667cebec3090a7c57dc58b5f9cacc Mon Sep 17 00:00:00 2001
From: Fabian Dill <fabian.dill@web.de>
Date: Fri, 12 Aug 2022 04:55:40 +0200
Subject: [PATCH] WebHost: make a fresh Room reload page once if port is not
 assigned yet

---
 WebHostLib/misc.py                 | 9 ++++++---
 WebHostLib/templates/hostRoom.html | 1 +
 2 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/WebHostLib/misc.py b/WebHostLib/misc.py
index 44377cf4..03cd03b6 100644
--- a/WebHostLib/misc.py
+++ b/WebHostLib/misc.py
@@ -124,7 +124,7 @@ def display_log(room: UUID):
 
 @app.route('/room/<suuid:room>', methods=['GET', 'POST'])
 def host_room(room: UUID):
-    room = Room.get(id=room)
+    room: Room = Room.get(id=room)
     if room is None:
         return abort(404)
     if request.method == "POST":
@@ -134,10 +134,13 @@ def host_room(room: UUID):
                 Command(room=room, commandtext=cmd)
                 commit()
 
+    now = datetime.datetime.utcnow()
+    # indicate that the page should reload to get the assigned port
+    should_refresh = not room.last_port and now - room.creation_time < datetime.timedelta(seconds=3)
     with db_session:
-        room.last_activity = datetime.utcnow()  # will trigger a spinup, if it's not already running
+        room.last_activity = now  # will trigger a spinup, if it's not already running
 
-    return render_template("hostRoom.html", room=room)
+    return render_template("hostRoom.html", room=room, should_refresh=should_refresh)
 
 
 @app.route('/favicon.ico')
diff --git a/WebHostLib/templates/hostRoom.html b/WebHostLib/templates/hostRoom.html
index 15429e7f..8981de9b 100644
--- a/WebHostLib/templates/hostRoom.html
+++ b/WebHostLib/templates/hostRoom.html
@@ -2,6 +2,7 @@
 {% import "macros.html" as macros %}
 {% block head %}
     <title>Multiworld {{ room.id|suuid }}</title>
+    {% if should_refresh %}<meta http-equiv="refresh" content="2">{% endif %}
     <link rel="stylesheet" type="text/css" href="{{ url_for('static', filename="styles/hostRoom.css") }}"/>
 {% endblock %}