Working Multiplayer

...now with a GUI Theme! Players can leave a room as well. Actually
usable on mobile!

scenes/GUITheme.tres

@@ -0,0 +1,4 @@
+[gd_resource type="Theme" format=3 uid="uid://xxoc27tvaiut"]
+
+[resource]
+default_font_size = 30

scenes/MultiplayerConnect.tscn

@@ -1,5 +1,6 @@
-[gd_scene load_steps=2 format=3 uid="uid://dnxcrx04kl3xy"]
+[gd_scene load_steps=3 format=3 uid="uid://dnxcrx04kl3xy"]
 
+[ext_resource type="Theme" uid="uid://xxoc27tvaiut" path="res://scenes/GUITheme.tres" id="1_2wc0w"]
 [ext_resource type="Script" uid="uid://di8r70441xdms" path="res://scenes/multiplayer_connect.gd" id="1_uyd8l"]
 
 [node name="MultiplayerConnect" type="Control"]
@@ -9,6 +10,7 @@ anchor_right = 1.0
 anchor_bottom = 1.0
 grow_horizontal = 2
 grow_vertical = 2
+theme = ExtResource("1_2wc0w")
 script = ExtResource("1_uyd8l")
 
 [node name="ConnectView" type="Control" parent="."]
@@ -35,6 +37,7 @@ layout_mode = 2
 unique_name_in_owner = true
 custom_minimum_size = Vector2(100, 0)
 layout_mode = 2
+theme_override_font_sizes/font_size = 20
 text = "430.200"
 
 [node name="Label" type="Label" parent="ConnectView/VBoxContainer/HBoxContainer"]
@@ -42,6 +45,7 @@ layout_mode = 2
 text = "MHz"
 
 [node name="CreateButton" type="Button" parent="ConnectView/VBoxContainer/HBoxContainer"]
+custom_minimum_size = Vector2(0, 100)
 layout_mode = 2
 size_flags_stretch_ratio = 2.41
 text = "Create Frequency"
@@ -58,14 +62,20 @@ size_flags_vertical = 3
 [node name="MorseView" type="Control" parent="."]
 unique_name_in_owner = true
 visible = false
-anchors_preset = 0
+layout_mode = 1
-offset_right = 40.0
+anchors_preset = 15
-offset_bottom = 40.0
+anchor_right = 1.0
+anchor_bottom = 1.0
+grow_horizontal = 2
+grow_vertical = 2
 
 [node name="VBoxContainer" type="VBoxContainer" parent="MorseView"]
-layout_mode = 0
+layout_mode = 1
-offset_right = 40.0
+anchors_preset = 15
-offset_bottom = 40.0
+anchor_right = 1.0
+anchor_bottom = 1.0
+grow_horizontal = 2
+grow_vertical = 2
 
 [node name="HBoxContainer" type="HBoxContainer" parent="MorseView/VBoxContainer"]
 layout_mode = 2
@@ -81,6 +91,7 @@ layout_mode = 2
 [node name="PlayerContainer" type="VBoxContainer" parent="MorseView/VBoxContainer"]
 unique_name_in_owner = true
 layout_mode = 2
+size_flags_vertical = 3
 
 [node name="MorseButton" type="Button" parent="MorseView/VBoxContainer"]
 layout_mode = 2
@@ -88,8 +99,13 @@ size_flags_vertical = 3
 size_flags_stretch_ratio = 2.0
 text = "MORSE"
 
+[node name="LeaveButton" type="Button" parent="MorseView/VBoxContainer"]
+layout_mode = 2
+text = "Leave Frequency"
+
 [connection signal="pressed" from="ConnectView/VBoxContainer/HBoxContainer/CreateButton" to="." method="_on_create_button_pressed"]
 [connection signal="pressed" from="ConnectView/VBoxContainer/RefreshButton" to="." method="_on_refresh_button_pressed"]
 [connection signal="item_clicked" from="ConnectView/VBoxContainer/FreqList" to="." method="_on_freq_list_join"]
 [connection signal="button_down" from="MorseView/VBoxContainer/MorseButton" to="." method="_on_morse_button_button_down"]
 [connection signal="button_up" from="MorseView/VBoxContainer/MorseButton" to="." method="_on_morse_button_button_up"]
+[connection signal="pressed" from="MorseView/VBoxContainer/LeaveButton" to="." method="_on_leave_button_pressed"]

scenes/main.gd

@@ -27,7 +27,7 @@ func _ready():
 	fill_buffer()
 	
 	if multiplayer_enabled:
-		$VBoxContainer/MultiplayerButton.visible = true
+		%MultiplayerButton.visible = true
 
 	OS.open_midi_inputs()
 	print(OS.get_connected_midi_inputs())

scenes/main.tscn

@@ -1,6 +1,7 @@
-[gd_scene load_steps=5 format=3 uid="uid://ctak1goemnnc5"]
+[gd_scene load_steps=6 format=3 uid="uid://ctak1goemnnc5"]
 
 [ext_resource type="Script" uid="uid://dmeokosn7gr27" path="res://scenes/main.gd" id="1_8bx00"]
+[ext_resource type="Theme" uid="uid://xxoc27tvaiut" path="res://scenes/GUITheme.tres" id="1_jyhfs"]
 [ext_resource type="PackedScene" uid="uid://xqic6oa5d7oc" path="res://scenes/MorseBanner.tscn" id="2_v02md"]
 [ext_resource type="Script" uid="uid://bjt60u6r1hqf7" path="res://addons/SharePlugin/Share.gd" id="3_sugp2"]
 
@@ -15,6 +16,7 @@ anchor_right = 1.0
 anchor_bottom = 1.0
 grow_horizontal = 2
 grow_vertical = 2
+theme = ExtResource("1_jyhfs")
 script = ExtResource("1_8bx00")
 
 [node name="VBoxContainer" type="VBoxContainer" parent="."]
@@ -57,15 +59,23 @@ layout_mode = 2
 size_flags_vertical = 3
 text = "Write Wav"
 
-[node name="ResetButton" type="Button" parent="VBoxContainer"]
+[node name="HBoxContainer" type="HBoxContainer" parent="VBoxContainer"]
 layout_mode = 2
 size_flags_vertical = 3
+
+[node name="ResetButton" type="Button" parent="VBoxContainer/HBoxContainer"]
+layout_mode = 2
+size_flags_horizontal = 3
+size_flags_vertical = 3
 size_flags_stretch_ratio = 0.5
 text = "Reset"
 
-[node name="MultiplayerButton" type="Button" parent="VBoxContainer"]
+[node name="MultiplayerButton" type="Button" parent="VBoxContainer/HBoxContainer"]
+unique_name_in_owner = true
 visible = false
 layout_mode = 2
+size_flags_horizontal = 3
+size_flags_stretch_ratio = 0.5
 text = "Connect to Frequency"
 
 [node name="Player" type="AudioStreamPlayer" parent="."]
@@ -78,5 +88,5 @@ script = ExtResource("3_sugp2")
 [connection signal="button_down" from="VBoxContainer/MorseButton" to="." method="_on_morse_button_down"]
 [connection signal="button_up" from="VBoxContainer/MorseButton" to="." method="_on_morse_button_up"]
 [connection signal="pressed" from="VBoxContainer/WavButton" to="." method="_on_wav_button_pressed"]
-[connection signal="pressed" from="VBoxContainer/ResetButton" to="." method="_on_reset_button_pressed"]
+[connection signal="pressed" from="VBoxContainer/HBoxContainer/ResetButton" to="." method="_on_reset_button_pressed"]
-[connection signal="pressed" from="VBoxContainer/MultiplayerButton" to="." method="_on_multiplayer_button_pressed"]
+[connection signal="pressed" from="VBoxContainer/HBoxContainer/MultiplayerButton" to="." method="_on_multiplayer_button_pressed"]

scenes/multiplayer_connect.gd

@@ -2,6 +2,8 @@ extends Control
 
 var server := "seba-geek.de"
 var port := "3784"
+var ws_url := "wss://seba-geek.de/godot/cw-generator-ws/"
+var IS_DEBUG = false
 var ws := WebSocketPeer.new()
 
 var available_freqs = []
@@ -30,9 +32,14 @@ func _ready() -> void:
 	# FIXME: status / error messages
 	# FIXME: randomize default join frquency
 	# FIXME: automatic refresh
+	if not IS_DEBUG:
+		print(ws_url)
+		ws.connect_to_url(ws_url)
+	else:
 		print("ws://%s:%s" % [server, port])
 		ws.connect_to_url("ws://%s:%s" % [server, port])
 
+		
 func refresh_list() -> void:
 	pass
 
@@ -43,6 +50,8 @@ func _process(_delta: float) -> void:
 	# print("moin ", state)
 	while state == WebSocketPeer.STATE_OPEN and ws.get_available_packet_count():
 		_handle_packet()
+	if state != WebSocketPeer.STATE_OPEN:
+		print("Error: websocket in state", state)
 		
 func _handle_packet() -> void:
 	var data := ws.get_packet().get_string_from_utf8()
@@ -101,7 +110,16 @@ func _handle_packet() -> void:
 				print("Error: player not part of freq ", player)
 				return
 			remove_player(parsed["player"])
-
+		"leave":
+			%MorseView.hide()
+			mmb_self.set_morse_state(false)
+			for mmb: MultiMorseBanner in mmb_others.values():
+				mmb.set_morse_state(false)
+			mmb_self = null
+			mmb_others.clear()
+			for child in %PlayerContainer.get_children():
+				%PlayerContainer.remove_child(child)
+			%ConnectView.show()
 		_:
 			print("Unhandled message: ", parsed["type"])
 			
@@ -172,3 +190,7 @@ func _on_morse_button_button_up() -> void:
 	if not mmb_self:
 		return
 	set_morse_state(false)
+
+
+func _on_leave_button_pressed() -> void:
+	send_data({"cmd": "leave"})

signalsrv/signalsrv.py

@@ -62,6 +62,8 @@ class Client:
                     await self._create_room(data)
                 case "join":
                     await self._join_room(data)
+                case "leave":
+                    await self._leave_room()
                 case "list":
                     freqs = [{"freq": freq, "players": len(players)}
                              for freq, players in self.freqs.items()]
@@ -131,6 +133,10 @@ class Client:
             await other._send(type="morse-state", state=data["state"], from_player=self.id)
 
     async def _leave_room(self):
+        if not self.curr_freq:
+            self._send_error("You are not on a frequency")
+            return
+
         for other in self._others(self.curr_freq):
             await other._send(type="player-left", player=self.id)
         try:
@@ -141,6 +147,11 @@ class Client:
             del self.freqs[self.curr_freq]
         self.curr_freq = None
 
+        try:
+            await self._send(type="leave")
+        except Exception:
+            pass
+
     def _others(self, freq):
         return [c for c in self.freqs[freq] if c.id != self.id]