Stop broadcasting start message after MAX_START_SENT message are sent

game/scoreboard.py

@@ -11,6 +11,7 @@ class ScoreWindow(ScoreWindowUi):
     SEND_TIME = 500
     WEBCAM_REFRESH_TIME = 50
     PORT = 42563
+    MAX_START_SENT = 5
 
     def __init__(self, teams):
         super().__init__()
@@ -29,6 +30,7 @@ class ScoreWindow(ScoreWindowUi):
         self.scoreboard_timer = qtc.QTimer()
         self.webcam_timer = qtc.QTimer()
         self.send_timer = qtc.QTimer()
+        self.start_sent = 0  # Number of start message sent
 
         self.start_join_button.clicked.connect(self.start_stop_activity)
 
@@ -157,6 +159,7 @@ class ScoreWindow(ScoreWindowUi):
             self.join_started = False
 
             # Run all Thymios at the same time
+            self.start_sent = 0
             reconnect(self.send_timer.timeout, self.send_start_broadcast)
             self.send_timer.start(self.SEND_TIME)
 
@@ -170,13 +173,20 @@ class ScoreWindow(ScoreWindowUi):
 
     def send_join_broadcast(self):
         """ Send a message to all Thymios so they can join the activity """
+        print("Broadcasting join message ...")
         self.socket.sendto("join".encode(), self.socket_dest)
         self.send_timer.start(self.SEND_TIME)
 
     def send_start_broadcast(self):
-        """ Send a message to all Thymios to run at the same time """
-        self.socket.sendto("start".encode(), self.socket_dest)
-        self.send_timer.start(self.SEND_TIME)
+        """ Send a message to all Thymios to run at the same time. After MAX_START_SENT, stop sending these message """
+        if self.start_sent < self.MAX_START_SENT:
+            print("Broadcasting start message ...")
+            self.start_sent += 1
+            self.socket.sendto("start".encode(), self.socket_dest)
+            self.send_timer.start(self.SEND_TIME)
+        else:
+            self.start_sent = 0
+            self.send_timer.stop()
 
 
 def reconnect(signal, new_handler=None, old_handler=None):