add a new main scene (#89)

Reviewed-on: https://codeberg.org/StreamGraph/StreamGraph/pulls/89
Co-authored-by: Lera Elvoé <yagich@poto.cafe>
Co-committed-by: Lera Elvoé <yagich@poto.cafe>

graph_node_renderer/deck_holder_renderer.gd

@@ -67,9 +67,10 @@ var _deck_to_save: WeakRef
 @onready var twitch_setup_dialog := $Twitch_Setup_Dialog as TwitchSetupDialog
 @onready var bottom_dock: BottomDock = %BottomDock
 
+signal quit_completed
+
 
 func _ready() -> void:
-	get_tree().auto_accept_quit = false
 	tab_container.add_button_pressed.connect(add_empty_deck)
 	tab_container.tab_changed.connect(_on_tab_container_tab_changed)
 	tab_container.tab_about_to_change.connect(_on_tab_container_tab_about_to_change)
@@ -465,19 +466,17 @@ func add_recents_to_menu() -> void:
 	RendererPersistence.set_value(PERSISTENCE_NAMESPACE, "config", "recent_files", recent_files)
 
 
-func _notification(what: int) -> void:
+func request_quit() -> void:
-	if what == NOTIFICATION_WM_CLOSE_REQUEST:
 	RendererPersistence.commit(PERSISTENCE_NAMESPACE)
 	
 	if range(tab_container.get_tab_count()).any(func(x: int): return tab_container.get_content(x).dirty):
 		unsaved_changes_dialog.show()
 	else:
-			#for i in tab_container.get_tab_count():
-				#close_tab(i)
 		for i in range(tab_container.get_tab_count() - 1, -1, -1):
 			await close_tab(i)
 
-			get_tree().quit()
+		#get_tree().quit()
+		quit_completed.emit()
 
 
 func _on_unsaved_changes_dialog_single_deck_confirmed() -> void:
@@ -494,7 +493,8 @@ func _on_unsaved_changes_dialog_single_deck_custom_action(action: StringName) ->
 func _on_unsaved_changes_dialog_confirmed() -> void:
 	for i in range(tab_container.get_tab_count() - 1, -1, -1):
 		await close_tab(i)
-	get_tree().quit()
+	#get_tree().quit()
+	quit_completed.emit()
 
 
 func _unhandled_input(event: InputEvent) -> void:

main.gd

@@ -0,0 +1,32 @@
+# (c) 2023-present Eroax
+# (c) 2023-present Yagich
+# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
+extends Node
+
+const DEFAULT_RENDERER := preload("res://graph_node_renderer/deck_holder_renderer.tscn")
+
+var deck_holder_renderer: DeckHolderRenderer = null
+var deck_holder_renderer_finished := false
+
+
+func _ready() -> void:
+	get_tree().auto_accept_quit = false
+	
+	if DisplayServer.get_name() != "headless":
+		# not headless, start default renderer
+		deck_holder_renderer = DEFAULT_RENDERER.instantiate()
+		add_child(deck_holder_renderer)
+		deck_holder_renderer.quit_completed.connect(_on_deck_holder_renderer_quit_completed)
+
+
+func _on_deck_holder_renderer_quit_completed() -> void:
+	# will be used later to make sure both default and rpc are finished processing
+	deck_holder_renderer_finished = true
+	
+	get_tree().quit()
+
+
+func _notification(what: int) -> void:
+	if what == NOTIFICATION_WM_CLOSE_REQUEST:
+		if deck_holder_renderer:
+			deck_holder_renderer.request_quit()

main.tscn

@@ -0,0 +1,6 @@
+[gd_scene load_steps=2 format=3 uid="uid://clxtes7sdpe65"]
+
+[ext_resource type="Script" path="res://main.gd" id="1_rxyjw"]
+
+[node name="Main" type="Node"]
+script = ExtResource("1_rxyjw")

project.godot

@@ -12,7 +12,7 @@ config_version=5
 
 config/name="StreamGraph"
 config/version="0.0.5"
-run/main_scene="res://graph_node_renderer/deck_holder_renderer.tscn"
+run/main_scene="res://main.tscn"
 config/use_custom_user_dir=true
 config/custom_user_dir_name="streamgraph"
 config/auto_accept_quit=false