Improved main scene code

client/Main.gd

@@ -0,0 +1,32 @@
+extends Node
+
+func _ready():
+	Global.instance_id = OS.get_process_id() % 4
+	Global.username = "user%d" % Global.instance_id
+
+	%Login.success.connect(on_login)
+	%Login.send_login()
+
+	mute_audio()
+
+func _input(event):
+	if event.is_action_pressed("toggle_fullscreen"):
+		toggle_fullscreen()
+		get_viewport().set_input_as_handled()
+
+func mute_audio():
+	var master_sound = AudioServer.get_bus_index("Master")
+	AudioServer.set_bus_mute(master_sound, true)
+
+func on_login():
+	DisplayServer.window_set_title("%s - %s" % [Global.username, Global.account_id])
+	DisplayServer.window_set_position(Vector2((Global.instance_id % 2) * 960, (Global.instance_id / 2 % 2) * 540))
+
+func toggle_fullscreen():
+	var mode = DisplayServer.window_get_mode()
+
+	match mode:
+		DisplayServer.WINDOW_MODE_FULLSCREEN:
+			DisplayServer.window_set_mode(DisplayServer.WINDOW_MODE_WINDOWED)
+		_:
+			DisplayServer.window_set_mode(DisplayServer.WINDOW_MODE_FULLSCREEN)