Adding Log in / log out behavior

game/scenes/UI/start_screen.gd

@@ -1,10 +1,16 @@
 extends Control
 
+const AUTH_LOGOUT_URL := "https://pauth.ranaze.com/api/Auth/logout"
+
+@onready var _login_button: Button = $MarginContainer/CenterContainer/ContentVBox/VBoxContainer/LogInButton
+@onready var _logout_request: HTTPRequest = %LogoutRequest
+
 func _ready():
 	_register_focus_sounds()
+	_update_login_button()
 
 func _register_focus_sounds() -> void:
-	var button_container := $MarginContainer/MarginContainer/VBoxContainer
+	var button_container := $MarginContainer/CenterContainer/ContentVBox/VBoxContainer
 	for child in button_container.get_children():
 		if child is BaseButton:
 			var button: BaseButton = child
@@ -22,6 +28,39 @@ func _on_settings_button_pressed():
 func _on_quit_button_pressed():
 	get_tree().quit()
 
+func _on_log_in_button_pressed():
+	if AuthState.is_logged_in:
+		_request_logout()
+	else:
+		get_tree().change_scene_to_file("res://scenes/UI/login_screen.tscn")
+
 func _on_menu_item_focus() -> void:
 	if MenuSfx:
 		MenuSfx.play_hover()
+
+func _request_logout() -> void:
+	if AuthState.access_token.is_empty():
+		AuthState.clear_session()
+		_update_login_button()
+		return
+	var headers := PackedStringArray([
+		"Authorization: Bearer %s" % AuthState.access_token,
+	])
+	var err := _logout_request.request(AUTH_LOGOUT_URL, headers, HTTPClient.METHOD_POST)
+	if err != OK:
+		push_warning("Failed to send logout request: %s" % err)
+		AuthState.clear_session()
+		_update_login_button()
+
+func _on_logout_request_completed(result: int, response_code: int, _headers: PackedStringArray, body: PackedByteArray) -> void:
+	var body_text := body.get_string_from_utf8()
+	if result != HTTPRequest.RESULT_SUCCESS or response_code < 200 or response_code >= 300:
+		push_warning("Logout failed (%s/%s): %s" % [result, response_code, body_text])
+	AuthState.clear_session()
+	_update_login_button()
+
+func _update_login_button() -> void:
+	if AuthState.is_logged_in:
+		_login_button.text = "LOG OUT"
+	else:
+		_login_button.text = "LOG IN"