Build first lobby browser UI

README.md

@@ -14,6 +14,7 @@ Der aktuelle Stand ist bewusst ein technischer Prototyp. Es ist noch keine ferti
 - Brotatos Run-Szene wird per Script-Extension beobachtet.
 - Run-Start, Spieler-Spawn und einfache Player-Snapshots werden geloggt bzw. fuer P2P-Versand vorbereitet.
 - Das Brogether-Modal ist standardmaessig versteckt und kann ueber das Hauptmenue oder `F5` geoeffnet werden.
+- Die UI enthaelt einen ersten Lobby-Browser, Lobby-Erstellung mit optionalem Passwort und einen Wartebereich mit Spielerkacheln.
 
 ## Was noch nicht fertig ist
 
@@ -54,6 +55,11 @@ Danach Brotato komplett neu starten.
 
 Brogether ist im Spiel standardmaessig unsichtbar. Im Hauptmenue gibt es einen neuen `BROGETHER`-Button; alternativ oeffnet `F5` das Brogether-Modal. Das Modal pausiert das Spiel wie Brotatos eigenes F8-Feedback-Fenster und kann mit `Escape`, `F5` oder dem Close-Button wieder geschlossen werden.
 
+Im Modal gibt es jetzt zwei Bereiche:
+
+- Lobby-Browser: zeigt gefundene Brogether-Lobbys mit Name, Host, Spielerzahl und Passwortstatus.
+- Wartebereich: zeigt die Spieler in der aktuellen Lobby als Kacheln mit Steam-Namen und statischem Initialen-Avatar.
+
 ## Debug-Tasten
 
 ```text
@@ -65,7 +71,7 @@ F10 Ping senden
 F11 Lokalen Loopback-Test starten
 ```
 
-Das Brogether-Modal enthaelt Buttons fuer Host, Join, Leave, Ping und Loopback. Es ist fuer die naechsten Zwei-Client-Tests gedacht und ersetzt die meisten Hotkey-Aktionen.
+Das Brogether-Modal enthaelt Buttons fuer Host, Join, Leave und Ping. Es ist fuer die naechsten Zwei-Client-Tests gedacht und ersetzt die meisten Hotkey-Aktionen. Passwort-Lobbys sind aktuell eine Mod-seitige Zugangskontrolle: die Lobby bleibt sichtbar, der Join-Button prueft aber das Passwort, bevor Brogether beitritt.
 
 Brogether schreibt ein eigenes Log nach:
 

docs/setup.md

@@ -29,6 +29,8 @@ Danach Brotato ueber Steam starten. Die Mod sollte im Mod-Menue auftauchen.
 
 Brogether selbst bleibt danach unsichtbar, bis es geoeffnet wird. Im Hauptmenue fuegt die Mod einen `BROGETHER`-Button hinzu. Alternativ oeffnet `F5` dasselbe Modal. Das Modal verhaelt sich bewusst wie Brotatos F8-Feedback-Fenster: es pausiert, legt sich ueber das Spiel und kann mit `Escape`, `F5` oder `Close` geschlossen werden.
 
+Die UI hat jetzt einen ersten Lobby-Browser. Dort kann man Lobbys suchen, eine Lobby mit optionalem Passwort erstellen und einer ausgewaehlten Lobby beitreten. Nach Host/Join wechselt Brogether in einen Wartebereich mit Steam-Namen und statischen Initialen-Avataren fuer die Lobby-Spieler.
+
 ## Debug-Hotkeys im Spiel
 
 - `F5`: Brogether-Modal ein-/ausblenden

src/mods-unpacked/Brogether-Brogether/mod_main.gd

@@ -2,10 +2,16 @@ extends Node
 
 const MOD_ID := "Brogether-Brogether"
 const LOG_PATH := "user://brogether.log"
+const BROGETHER_VERSION := "0.1.0"
+const MAX_LOBBY_MEMBERS := 2
 
 var steam = null
 var lobby_id := 0
 var lobby_members := []
+var available_lobbies := []
+var selected_lobby_id := 0
+var pending_lobby_name := ""
+var pending_lobby_password_hash := ""
 var steam_id := 0
 var is_host := false
 var packet_sequence := 0
@@ -16,6 +22,18 @@ var panel: PanelContainer = null
 var panel_status_label: Label = null
 var panel_log_label: Label = null
 var panel_default_focus: Control = null
+var browser_view: Control = null
+var lobby_view: Control = null
+var lobby_list_container: VBoxContainer = null
+var lobby_empty_label: Label = null
+var lobby_name_input: LineEdit = null
+var lobby_password_input: LineEdit = null
+var lobby_password_check: CheckBox = null
+var join_password_input: LineEdit = null
+var selected_lobby_label: Label = null
+var lobby_members_container: GridContainer = null
+var lobby_title_label: Label = null
+var lobby_detail_label: Label = null
 var status_time_left := 0.0
 var restore_paused_value := false
 var restore_focus_control = null
@@ -82,7 +100,7 @@ func _input(event: InputEvent) -> void:
 			get_tree().set_input_as_handled()
 
 
-func create_lobby() -> void:
+func create_lobby(password: String = "", lobby_name: String = "") -> void:
 	if steam == null:
 		_log("cannot create lobby: Steam singleton missing")
 		return
@@ -90,20 +108,27 @@ func create_lobby() -> void:
 		_log("already in lobby %s" % lobby_id)
 		_update_debug_panel()
 		return
+	pending_lobby_name = lobby_name.strip_edges()
+	if pending_lobby_name.empty():
+		pending_lobby_name = "%s's Brogether Lobby" % _get_persona_name(steam_id)
+	pending_lobby_password_hash = _hash_password(password)
 	var lobby_type := 2
-	_log("creating public dev lobby")
-	steam.call("createLobby", lobby_type, 2)
+	_log("creating lobby '%s'" % pending_lobby_name)
+	steam.call("createLobby", lobby_type, MAX_LOBBY_MEMBERS)
 
 
 func find_lobbies() -> void:
 	if steam == null:
 		_log("cannot find lobbies: Steam singleton missing")
 		return
+	available_lobbies.clear()
+	selected_lobby_id = 0
+	_update_lobby_browser()
 	if steam.has_method("addRequestLobbyListStringFilter"):
 		steam.call("addRequestLobbyListStringFilter", "brogether", "1", 0)
 	if steam.has_method("addRequestLobbyListDistanceFilter"):
 		steam.call("addRequestLobbyListDistanceFilter", 2)
-	_log("requesting lobby list")
+	_log("refreshing lobby browser")
 	steam.call("requestLobbyList")
 
 
@@ -125,6 +150,7 @@ func leave_lobby() -> void:
 	lobby_id = 0
 	lobby_members.clear()
 	is_host = false
+	_show_browser_view()
 	_update_debug_panel()
 
 
@@ -253,10 +279,14 @@ func _on_lobby_created(connect: int, created_lobby_id: int) -> void:
 	is_host = true
 	_log("created lobby %s" % lobby_id)
 	steam.call("setLobbyJoinable", lobby_id, true)
-	steam.call("setLobbyData", lobby_id, "name", "Brogether")
+	steam.call("setLobbyData", lobby_id, "name", pending_lobby_name)
 	steam.call("setLobbyData", lobby_id, "brogether", "1")
-	steam.call("setLobbyData", lobby_id, "version", "0.1.0")
+	steam.call("setLobbyData", lobby_id, "version", BROGETHER_VERSION)
+	steam.call("setLobbyData", lobby_id, "max_players", str(MAX_LOBBY_MEMBERS))
+	steam.call("setLobbyData", lobby_id, "has_password", "1" if not pending_lobby_password_hash.empty() else "0")
+	steam.call("setLobbyData", lobby_id, "password_hash", pending_lobby_password_hash)
 	_refresh_lobby_members()
+	_show_lobby_view()
 	_update_debug_panel()
 
 
@@ -270,17 +300,66 @@ func _on_lobby_joined(joined_lobby_id: int, _permissions: int, _locked: bool, re
 	is_host = steam.has_method("getLobbyOwner") and int(steam.call("getLobbyOwner", lobby_id)) == steam_id
 	_log("joined lobby %s as %s with %s member(s)" % [lobby_id, "host" if is_host else "client", lobby_members.size()])
 	_send_p2p_packet(0, {"type": "handshake", "from": steam_id})
+	_show_lobby_view()
 	_update_debug_panel()
 
 
 func _on_lobby_match_list(lobbies: Array) -> void:
-	_log("found %s lobby candidate(s)" % lobbies.size())
+	available_lobbies.clear()
 	for candidate in lobbies:
 		var candidate_id := int(candidate)
 		if steam.has_method("getLobbyData") and steam.call("getLobbyData", candidate_id, "brogether") == "1":
-			join_lobby(candidate_id)
-			return
-	_log("no Brogether lobby found")
+			available_lobbies.append(_get_lobby_summary(candidate_id))
+	_log("found %s Brogether lobby candidate(s)" % available_lobbies.size())
+	_update_lobby_browser()
+
+
+func _get_lobby_summary(target_lobby_id: int) -> Dictionary:
+	var member_count := 0
+	var max_members := MAX_LOBBY_MEMBERS
+	if steam != null and steam.has_method("getNumLobbyMembers"):
+		member_count = int(steam.call("getNumLobbyMembers", target_lobby_id))
+	if steam != null and steam.has_method("getLobbyMemberLimit"):
+		max_members = int(steam.call("getLobbyMemberLimit", target_lobby_id))
+	var owner_id := 0
+	if steam != null and steam.has_method("getLobbyOwner"):
+		owner_id = int(steam.call("getLobbyOwner", target_lobby_id))
+	return {
+		"id": target_lobby_id,
+		"name": _get_lobby_data(target_lobby_id, "name", "Brogether Lobby"),
+		"owner_id": owner_id,
+		"owner_name": _get_persona_name(owner_id),
+		"member_count": member_count,
+		"max_members": max_members,
+		"has_password": _get_lobby_data(target_lobby_id, "has_password", "0") == "1",
+		"password_hash": _get_lobby_data(target_lobby_id, "password_hash", ""),
+		"version": _get_lobby_data(target_lobby_id, "version", "")
+	}
+
+
+func _get_lobby_data(target_lobby_id: int, key: String, fallback: String = "") -> String:
+	if steam == null or not steam.has_method("getLobbyData"):
+		return fallback
+	var value = steam.call("getLobbyData", target_lobby_id, key)
+	if value == null:
+		return fallback
+	var text := str(value)
+	return fallback if text.empty() else text
+
+
+func _get_persona_name(target_steam_id: int) -> String:
+	if target_steam_id == 0:
+		return "Unknown"
+	if steam != null and steam.has_method("getFriendPersonaName"):
+		var persona := str(steam.call("getFriendPersonaName", target_steam_id))
+		if not persona.empty():
+			return persona
+	return str(target_steam_id)
+
+
+func _hash_password(password: String) -> String:
+	var clean := password.strip_edges()
+	return "" if clean.empty() else str(clean.hash())
 
 
 func _on_lobby_chat_update(this_lobby_id: int, _changed_id: int, _making_change_id: int, _chat_state: int) -> void:
@@ -308,11 +387,9 @@ func _refresh_lobby_members() -> void:
 	var member_count := int(steam.call("getNumLobbyMembers", lobby_id))
 	for index in range(member_count):
 		var member_id := int(steam.call("getLobbyMemberByIndex", lobby_id, index))
-		var persona := str(member_id)
-		if steam.has_method("getFriendPersonaName"):
-			persona = steam.call("getFriendPersonaName", member_id)
-		lobby_members.append({"steam_id": member_id, "name": persona})
+		lobby_members.append({"steam_id": member_id, "name": _get_persona_name(member_id)})
 	_log("members: %s" % lobby_members)
+	_update_lobby_room()
 	_update_debug_panel()
 
 
@@ -452,72 +529,441 @@ func _create_debug_panel() -> void:
 	panel.anchor_right = 0.5
 	panel.anchor_top = 0.5
 	panel.anchor_bottom = 0.5
-	panel.margin_left = -260
-	panel.margin_right = 260
-	panel.margin_top = -170
-	panel.margin_bottom = 170
+	panel.margin_left = -430
+	panel.margin_right = 430
+	panel.margin_top = -300
+	panel.margin_bottom = 300
 	panel.pause_mode = Node.PAUSE_MODE_PROCESS
 	panel.visible = false
 
-	var style: StyleBoxFlat = StyleBoxFlat.new()
-	style.bg_color = Color(0.08, 0.09, 0.1, 0.96)
-	style.border_color = Color(0.55, 0.58, 0.62, 1.0)
-	style.set_border_width_all(1)
-	style.set_corner_radius_all(3)
-	style.content_margin_left = 18
-	style.content_margin_right = 18
-	style.content_margin_top = 16
-	style.content_margin_bottom = 16
-	panel.add_stylebox_override("panel", style)
+	panel.add_stylebox_override("panel", _make_panel_style(Color(0.075, 0.08, 0.09, 0.98), Color(0.55, 0.58, 0.62, 1.0), 18))
 
 	var box: VBoxContainer = VBoxContainer.new()
 	box.name = "Content"
-	box.add_constant_override("separation", 10)
+	box.add_constant_override("separation", 12)
 	panel.add_child(box)
 
+	var header: HBoxContainer = HBoxContainer.new()
+	header.add_constant_override("separation", 10)
+	box.add_child(header)
+
 	var title: Label = Label.new()
 	title.text = "BROGETHER"
-	title.align = Label.ALIGN_CENTER
+	title.rect_min_size = Vector2(220, 28)
 	title.add_color_override("font_color", Color(1, 1, 1, 1))
-	box.add_child(title)
+	header.add_child(title)
 
 	panel_status_label = Label.new()
 	panel_status_label.text = "Steam: ..."
+	panel_status_label.align = Label.ALIGN_RIGHT
 	panel_status_label.autowrap = true
-	box.add_child(panel_status_label)
+	panel_status_label.size_flags_horizontal = Control.SIZE_EXPAND_FILL
+	header.add_child(panel_status_label)
 
-	var grid: GridContainer = GridContainer.new()
-	grid.columns = 2
-	grid.add_constant_override("hseparation", 6)
-	grid.add_constant_override("vseparation", 6)
-	box.add_child(grid)
+	var close_button: Button = Button.new()
+	close_button.text = "X"
+	close_button.rect_min_size = Vector2(42, 34)
+	close_button.connect("pressed", self, "close_debug_panel")
+	header.add_child(close_button)
 
-	panel_default_focus = _add_panel_button(grid, "Host", "create_lobby")
-	_add_panel_button(grid, "Join", "find_lobbies")
-	_add_panel_button(grid, "Leave", "leave_lobby")
-	_add_panel_button(grid, "Ping", "send_ping")
-	_add_panel_button(grid, "Loopback", "run_loopback_test")
-	_add_panel_button(grid, "Close", "close_debug_panel")
+	var separator: HSeparator = HSeparator.new()
+	box.add_child(separator)
+
+	browser_view = HBoxContainer.new()
+	browser_view.name = "LobbyBrowser"
+	browser_view.size_flags_vertical = Control.SIZE_EXPAND_FILL
+	browser_view.add_constant_override("separation", 14)
+	box.add_child(browser_view)
+
+	var browser_column: VBoxContainer = VBoxContainer.new()
+	browser_column.rect_min_size = Vector2(390, 410)
+	browser_column.size_flags_vertical = Control.SIZE_EXPAND_FILL
+	browser_column.add_constant_override("separation", 8)
+	browser_view.add_child(browser_column)
+
+	var browser_title: Label = Label.new()
+	browser_title.text = "LOBBY BROWSER"
+	browser_title.add_color_override("font_color", Color(0.92, 0.96, 1.0, 1.0))
+	browser_column.add_child(browser_title)
+
+	var browser_hint: Label = Label.new()
+	browser_hint.text = "Offene Brogether-Lobbys werden hier angezeigt."
+	browser_hint.autowrap = true
+	browser_column.add_child(browser_hint)
+
+	var scroll: ScrollContainer = ScrollContainer.new()
+	scroll.rect_min_size = Vector2(390, 300)
+	scroll.size_flags_vertical = Control.SIZE_EXPAND_FILL
+	browser_column.add_child(scroll)
+
+	lobby_list_container = VBoxContainer.new()
+	lobby_list_container.add_constant_override("separation", 6)
+	scroll.add_child(lobby_list_container)
+
+	lobby_empty_label = Label.new()
+	lobby_empty_label.text = "Noch keine Lobbys geladen."
+	lobby_empty_label.autowrap = true
+	lobby_list_container.add_child(lobby_empty_label)
+
+	var refresh_button: Button = Button.new()
+	refresh_button.text = "Refresh"
+	refresh_button.rect_min_size = Vector2(390, 36)
+	refresh_button.connect("pressed", self, "find_lobbies")
+	browser_column.add_child(refresh_button)
+
+	var action_column: VBoxContainer = VBoxContainer.new()
+	action_column.size_flags_horizontal = Control.SIZE_EXPAND_FILL
+	action_column.add_constant_override("separation", 10)
+	browser_view.add_child(action_column)
+
+	var create_box: PanelContainer = PanelContainer.new()
+	create_box.add_stylebox_override("panel", _make_panel_style(Color(0.105, 0.11, 0.12, 0.95), Color(0.28, 0.31, 0.34, 1.0), 12))
+	action_column.add_child(create_box)
+
+	var create_content: VBoxContainer = VBoxContainer.new()
+	create_content.add_constant_override("separation", 8)
+	create_box.add_child(create_content)
+
+	var create_title: Label = Label.new()
+	create_title.text = "LOBBY ERSTELLEN"
+	create_content.add_child(create_title)
+
+	lobby_name_input = LineEdit.new()
+	lobby_name_input.placeholder_text = "Lobbyname"
+	lobby_name_input.rect_min_size = Vector2(360, 34)
+	create_content.add_child(lobby_name_input)
+
+	lobby_password_check = CheckBox.new()
+	lobby_password_check.text = "Passwort verwenden"
+	create_content.add_child(lobby_password_check)
+
+	lobby_password_input = LineEdit.new()
+	lobby_password_input.placeholder_text = "Passwort"
+	lobby_password_input.secret = true
+	lobby_password_input.rect_min_size = Vector2(360, 34)
+	create_content.add_child(lobby_password_input)
+
+	var host_button: Button = Button.new()
+	host_button.text = "Host Lobby"
+	host_button.rect_min_size = Vector2(360, 38)
+	host_button.connect("pressed", self, "_create_lobby_from_ui")
+	create_content.add_child(host_button)
+	panel_default_focus = host_button
+
+	var join_box: PanelContainer = PanelContainer.new()
+	join_box.add_stylebox_override("panel", _make_panel_style(Color(0.105, 0.11, 0.12, 0.95), Color(0.28, 0.31, 0.34, 1.0), 12))
+	action_column.add_child(join_box)
+
+	var join_content: VBoxContainer = VBoxContainer.new()
+	join_content.add_constant_override("separation", 8)
+	join_box.add_child(join_content)
+
+	var join_title: Label = Label.new()
+	join_title.text = "AUSGEWAEHLTE LOBBY"
+	join_content.add_child(join_title)
+
+	selected_lobby_label = Label.new()
+	selected_lobby_label.text = "Keine Lobby ausgewaehlt."
+	selected_lobby_label.autowrap = true
+	selected_lobby_label.rect_min_size = Vector2(360, 58)
+	join_content.add_child(selected_lobby_label)
+
+	join_password_input = LineEdit.new()
+	join_password_input.placeholder_text = "Passwort, falls noetig"
+	join_password_input.secret = true
+	join_password_input.rect_min_size = Vector2(360, 34)
+	join_content.add_child(join_password_input)
+
+	var join_button: Button = Button.new()
+	join_button.text = "Join Lobby"
+	join_button.rect_min_size = Vector2(360, 38)
+	join_button.connect("pressed", self, "_join_selected_lobby_from_ui")
+	join_content.add_child(join_button)
+
+	lobby_view = VBoxContainer.new()
+	lobby_view.name = "LobbyRoom"
+	lobby_view.size_flags_vertical = Control.SIZE_EXPAND_FILL
+	lobby_view.add_constant_override("separation", 12)
+	lobby_view.visible = false
+	box.add_child(lobby_view)
+
+	lobby_title_label = Label.new()
+	lobby_title_label.text = "WARTEBEREICH"
+	lobby_title_label.add_color_override("font_color", Color(0.92, 0.96, 1.0, 1.0))
+	lobby_view.add_child(lobby_title_label)
+
+	lobby_detail_label = Label.new()
+	lobby_detail_label.text = "Noch nicht in einer Lobby."
+	lobby_detail_label.autowrap = true
+	lobby_view.add_child(lobby_detail_label)
+
+	lobby_members_container = GridContainer.new()
+	lobby_members_container.columns = 2
+	lobby_members_container.add_constant_override("hseparation", 10)
+	lobby_members_container.add_constant_override("vseparation", 10)
+	lobby_members_container.size_flags_vertical = Control.SIZE_EXPAND_FILL
+	lobby_view.add_child(lobby_members_container)
+
+	var lobby_actions: HBoxContainer = HBoxContainer.new()
+	lobby_actions.add_constant_override("separation", 8)
+	lobby_view.add_child(lobby_actions)
+
+	_add_panel_button(lobby_actions, "Ping", "send_ping")
+	_add_panel_button(lobby_actions, "Leave", "leave_lobby")
+	_add_panel_button(lobby_actions, "Browser", "_show_browser_view")
 
 	panel_log_label = Label.new()
 	panel_log_label.text = "Ready"
 	panel_log_label.autowrap = true
-	panel_log_label.rect_min_size = Vector2(480, 78)
+	panel_log_label.rect_min_size = Vector2(820, 44)
 	box.add_child(panel_log_label)
 
 	status_layer.add_child(panel)
+	_show_browser_view()
 	_update_debug_panel()
 
 
 func _add_panel_button(parent: Control, label: String, method_name: String) -> Button:
 	var button: Button = Button.new()
 	button.text = label
-	button.rect_min_size = Vector2(236, 34)
+	button.rect_min_size = Vector2(130, 36)
 	button.connect("pressed", self, method_name)
 	parent.add_child(button)
 	return button
 
 
+func _make_panel_style(bg: Color, border: Color, margin: int) -> StyleBoxFlat:
+	var style: StyleBoxFlat = StyleBoxFlat.new()
+	style.bg_color = bg
+	style.border_color = border
+	style.set_border_width_all(1)
+	style.set_corner_radius_all(3)
+	style.content_margin_left = margin
+	style.content_margin_right = margin
+	style.content_margin_top = margin
+	style.content_margin_bottom = margin
+	return style
+
+
+func _create_lobby_from_ui() -> void:
+	var password := ""
+	if lobby_password_check != null and lobby_password_check.pressed and lobby_password_input != null:
+		password = lobby_password_input.text
+	var display_name := ""
+	if lobby_name_input != null:
+		display_name = lobby_name_input.text
+	create_lobby(password, display_name)
+
+
+func _join_selected_lobby_from_ui() -> void:
+	if selected_lobby_id == 0:
+		_log("select a lobby before joining")
+		return
+	var summary: Dictionary = _get_selected_lobby_summary()
+	if summary.has("has_password") and bool(summary["has_password"]):
+		var entered := ""
+		if join_password_input != null:
+			entered = join_password_input.text
+		if _hash_password(entered) != str(summary.get("password_hash", "")):
+			_log("wrong or missing lobby password")
+			return
+	join_lobby(selected_lobby_id)
+
+
+func _show_browser_view() -> void:
+	if browser_view != null:
+		browser_view.visible = true
+	if lobby_view != null:
+		lobby_view.visible = false
+	_update_lobby_browser()
+
+
+func _show_lobby_view() -> void:
+	if browser_view != null:
+		browser_view.visible = false
+	if lobby_view != null:
+		lobby_view.visible = true
+	_update_lobby_room()
+
+
+func _update_lobby_browser() -> void:
+	if lobby_list_container == null:
+		return
+	_clear_children(lobby_list_container)
+	if available_lobbies.empty():
+		lobby_empty_label = Label.new()
+		lobby_empty_label.text = "Keine Brogether-Lobbys gefunden.\nErstelle eine neue Lobby oder druecke Refresh."
+		lobby_empty_label.autowrap = true
+		lobby_empty_label.rect_min_size = Vector2(360, 80)
+		lobby_list_container.add_child(lobby_empty_label)
+	else:
+		for summary_data in available_lobbies:
+			var summary: Dictionary = summary_data
+			var button: Button = Button.new()
+			button.text = _format_lobby_summary(summary)
+			button.rect_min_size = Vector2(360, 74)
+			button.connect("pressed", self, "_on_lobby_row_pressed", [int(summary["id"])])
+			lobby_list_container.add_child(button)
+	_update_selected_lobby_label()
+
+
+func _format_lobby_summary(summary: Dictionary) -> String:
+	var lock_text := "PASSWORT" if bool(summary.get("has_password", false)) else "OFFEN"
+	return "%s\n%s/%s Spieler | %s | Host: %s" % [
+		str(summary.get("name", "Brogether Lobby")),
+		str(summary.get("member_count", 0)),
+		str(summary.get("max_members", MAX_LOBBY_MEMBERS)),
+		lock_text,
+		str(summary.get("owner_name", "Unknown"))
+	]
+
+
+func _on_lobby_row_pressed(target_lobby_id: int) -> void:
+	selected_lobby_id = target_lobby_id
+	_update_selected_lobby_label()
+
+
+func _update_selected_lobby_label() -> void:
+	if selected_lobby_label == null:
+		return
+	var summary: Dictionary = _get_selected_lobby_summary()
+	if summary.empty():
+		selected_lobby_label.text = "Keine Lobby ausgewaehlt."
+		return
+	var password_text := "Passwort noetig" if bool(summary.get("has_password", false)) else "Kein Passwort"
+	selected_lobby_label.text = "%s\n%s/%s Spieler\n%s" % [
+		str(summary.get("name", "Brogether Lobby")),
+		str(summary.get("member_count", 0)),
+		str(summary.get("max_members", MAX_LOBBY_MEMBERS)),
+		password_text
+	]
+
+
+func _get_selected_lobby_summary() -> Dictionary:
+	for summary_data in available_lobbies:
+		var summary: Dictionary = summary_data
+		if int(summary.get("id", 0)) == selected_lobby_id:
+			return summary
+	return {}
+
+
+func _update_lobby_room() -> void:
+	if lobby_members_container == null:
+		return
+	_clear_children(lobby_members_container)
+	if lobby_id == 0:
+		if lobby_title_label != null:
+			lobby_title_label.text = "WARTEBEREICH"
+		if lobby_detail_label != null:
+			lobby_detail_label.text = "Noch nicht in einer Lobby."
+		return
+	var lobby_name: String = _get_lobby_data(lobby_id, "name", "Brogether Lobby")
+	var password_text := "mit Passwort" if _get_lobby_data(lobby_id, "has_password", "0") == "1" else "ohne Passwort"
+	if lobby_title_label != null:
+		lobby_title_label.text = lobby_name.to_upper()
+	if lobby_detail_label != null:
+		lobby_detail_label.text = "Wartebereich %s | %s/%s Spieler | %s" % [str(lobby_id), lobby_members.size(), MAX_LOBBY_MEMBERS, password_text]
+	for member in lobby_members:
+		_add_member_card(member)
+	var empty_slot_count: int = max(0, MAX_LOBBY_MEMBERS - lobby_members.size())
+	for empty_slot in range(empty_slot_count):
+		_add_empty_member_slot(empty_slot)
+
+
+func _add_member_card(member: Dictionary) -> void:
+	var card: PanelContainer = PanelContainer.new()
+	card.rect_min_size = Vector2(390, 128)
+	card.add_stylebox_override("panel", _make_panel_style(Color(0.12, 0.13, 0.14, 0.96), Color(0.32, 0.36, 0.39, 1.0), 10))
+	lobby_members_container.add_child(card)
+
+	var row: HBoxContainer = HBoxContainer.new()
+	row.add_constant_override("separation", 12)
+	card.add_child(row)
+
+	var avatar: PanelContainer = PanelContainer.new()
+	avatar.rect_min_size = Vector2(74, 74)
+	avatar.add_stylebox_override("panel", _make_panel_style(_avatar_color(int(member.get("steam_id", 0))), Color(0.72, 0.76, 0.8, 1.0), 4))
+	row.add_child(avatar)
+
+	var initials: Label = Label.new()
+	initials.text = _initials(str(member.get("name", "?")))
+	initials.align = Label.ALIGN_CENTER
+	initials.valign = Label.VALIGN_CENTER
+	initials.rect_min_size = Vector2(66, 66)
+	initials.add_color_override("font_color", Color(1, 1, 1, 1))
+	avatar.add_child(initials)
+
+	var text_box: VBoxContainer = VBoxContainer.new()
+	text_box.size_flags_horizontal = Control.SIZE_EXPAND_FILL
+	row.add_child(text_box)
+
+	var name_label: Label = Label.new()
+	name_label.text = str(member.get("name", "Unknown"))
+	name_label.add_color_override("font_color", Color(0.95, 0.97, 1.0, 1.0))
+	text_box.add_child(name_label)
+
+	var id_label: Label = Label.new()
+	id_label.text = "Steam %s" % str(member.get("steam_id", 0))
+	text_box.add_child(id_label)
+
+	var role_label: Label = Label.new()
+	role_label.text = "Host" if int(member.get("steam_id", 0)) == _current_lobby_owner() else "Player"
+	text_box.add_child(role_label)
+
+
+func _add_empty_member_slot(_index: int) -> void:
+	var card: PanelContainer = PanelContainer.new()
+	card.rect_min_size = Vector2(390, 128)
+	card.add_stylebox_override("panel", _make_panel_style(Color(0.09, 0.095, 0.105, 0.72), Color(0.2, 0.22, 0.24, 1.0), 10))
+	lobby_members_container.add_child(card)
+
+	var label: Label = Label.new()
+	label.text = "Freier Platz"
+	label.align = Label.ALIGN_CENTER
+	label.valign = Label.VALIGN_CENTER
+	label.rect_min_size = Vector2(360, 96)
+	card.add_child(label)
+
+
+func _current_lobby_owner() -> int:
+	if steam != null and lobby_id != 0 and steam.has_method("getLobbyOwner"):
+		return int(steam.call("getLobbyOwner", lobby_id))
+	return steam_id if is_host else 0
+
+
+func _initials(display_name: String) -> String:
+	var clean := display_name.strip_edges()
+	if clean.empty():
+		return "?"
+	var result := ""
+	var parts := clean.split(" ", false)
+	for part in parts:
+		if result.length() >= 2:
+			break
+		if str(part).length() > 0:
+			result += str(part).substr(0, 1).to_upper()
+	if result.empty():
+		result = clean.substr(0, 1).to_upper()
+	return result
+
+
+func _avatar_color(value: int) -> Color:
+	var colors: Array = [
+		Color(0.25, 0.45, 0.82, 1.0),
+		Color(0.68, 0.35, 0.72, 1.0),
+		Color(0.25, 0.58, 0.48, 1.0),
+		Color(0.74, 0.44, 0.28, 1.0)
+	]
+	var color_index: int = int(abs(value)) % colors.size()
+	return colors[color_index]
+
+
+func _clear_children(parent: Node) -> void:
+	for child in parent.get_children():
+		parent.remove_child(child)
+		child.queue_free()
+
+
 func toggle_debug_panel() -> void:
 	if panel != null and panel.visible:
 		close_debug_panel()
@@ -535,6 +981,10 @@ func open_debug_panel() -> void:
 	dim_background.visible = true
 	panel.visible = true
 	set_process_input(true)
+	if lobby_id != 0:
+		_show_lobby_view()
+	else:
+		_show_browser_view()
 	if panel_default_focus != null and is_instance_valid(panel_default_focus):
 		panel_default_focus.call_deferred("grab_focus")
 	_update_debug_panel("Panel opened")