initial commit

global/autoload/save_file/save_file.gd

@@ -1,5 +1,7 @@
 extends Node
 
+signal save_file_imported(save_file_name: String)
+
 const SIGNATURE = "$$$"
 const SAVE_FILE_EXTENSION = ".json"
 const AUTOSAVE_SECONDS: int = Game.PARAMS["autosave_seconds"]
@@ -297,7 +299,8 @@ func prestige(infinity_count: int) -> void:
 	if not first_time:
 		backup_file_name = active_file_name + ".BAK_LAST"
 	_update_metadata()
-	_write(backup_file_name)
+	var save_data: Dictionary = _export_save_data()
+	_write(backup_file_name, save_data)
 
 	# prestige save file data
 	#
@@ -341,11 +344,36 @@ func prestige(infinity_count: int) -> void:
 	# write save file data
 	var file_name: String = active_file_name
 	_update_metadata()
-	_write(file_name)
+	save_data = _export_save_data()
+	_write(file_name, save_data)
 
 	# autosave_timer.start()
 
 
+func export_as_string(save_file_name: String) -> String:
+	var encoded_save_file: String = Marshalls.variant_to_base64(save_datas[save_file_name])
+	return encoded_save_file
+
+
+func import_from_string(encoded_string: String) -> bool:
+	var decoded_save_file: Variant = Marshalls.base64_to_variant(encoded_string)
+	if decoded_save_file == null or not decoded_save_file is Dictionary:
+		return false
+
+	var save_file_name: String = decoded_save_file.get("metadata", {}).get("save_file_name")
+	if save_file_name:
+		while SaveFile.save_datas.has(save_file_name):
+			save_file_name = StringUtils.increment_int_suffix(
+				save_file_name, SaveFile.save_datas.keys()
+			)
+			decoded_save_file["metadata"]["save_file_name"] = save_file_name
+		save_datas[save_file_name] = decoded_save_file
+		save_file_imported.emit(save_file_name)
+		return true
+
+	return false
+
+
 ###########
 ## setup ##
 ###########
@@ -413,7 +441,8 @@ func _autosave(force: bool = false, silent: bool = false) -> void:
 
 	var file_name: String = active_file_name
 	_update_metadata()
-	_write(file_name)
+	var save_data: Dictionary = _export_save_data()
+	_write(file_name, save_data)
 
 
 func _get_seconds_since_last_autosave() -> int:
@@ -741,12 +770,10 @@ func _on_offline_progress_processed(
 ##############
 
 
-func _write(file_name: String) -> void:
-	var save_data: Dictionary = _export_save_data()
-
-	check_backward_corrupt_worker_role(save_data)
+func _write(file_name: String, data: Dictionary) -> void:
+	check_backward_corrupt_worker_role(data)
 
-	var content: String = JSON.stringify(save_data)
+	var content: String = JSON.stringify(data)
 	content += SIGNATURE
 
 	var path: String = FileSystemUtils.USER_PATH + file_name

global/autoload/signal_bus/signal_bus.gd

@@ -41,6 +41,8 @@ signal heart_unclick
 signal prestige_cancel
 signal prestige_yes
 signal prestige_reborn
+signal open_import_modal
+signal open_export_modal(save_file_name: String)
 
 ## CONTROLLER
 signal main_ready

global/const/locale/locale_en.gd

@@ -59,6 +59,15 @@ const UI_LABEL: Dictionary = {
 	"load": "Load",
 	"delete": "Delete",
 	"new_game": "New Game",
+	"import": "Import",
+	"import_tooltip": "Restore your progress from a previous session.",
+	"import_placeholder": "Paste save file code here",
+	"import_error": "Import failed. Please check your save file code and try again.",
+	"export": "Export",
+	"export_tooltip": "Copy and save this code to restore your progress later.",
+	"import_title": "Import Save",
+	"export_title": "Export Save",
+	"accept": "Accept",
 	"dear_diary": "Dear Diary",
 	"resource_storage": "Resource Storage",
 	"upgrade": "Upgrade",

scenes/autostart/save_file_picker/save_file_picker.tscn

@@ -1,6 +1,7 @@
-[gd_scene load_steps=3 format=3 uid="uid://b1aukxlmjun2b"]
+[gd_scene load_steps=4 format=3 uid="uid://b1aukxlmjun2b"]
 
 [ext_resource type="Script" path="res://scenes/autostart/save_file_picker/save_file_picker.gd" id="1_kcqmi"]
+[ext_resource type="PackedScene" uid="uid://c7vond3ba2425" path="res://scenes/ui/save_file_modal/save_file_modal.tscn" id="3_wirjs"]
 [ext_resource type="PackedScene" uid="uid://cacyvnvhq6xau" path="res://scenes/autostart/save_file_picker/save_file_tracker/save_file_tracker.tscn" id="3_yhfy1"]
 
 [node name="SaveFilePicker" type="Node"]
@@ -18,3 +19,7 @@ grow_vertical = 2
 [node name="SaveFileTracker" parent="UI" instance=ExtResource("3_yhfy1")]
 unique_name_in_owner = true
 layout_mode = 1
+
+[node name="SaveFileModal" parent="UI" instance=ExtResource("3_wirjs")]
+visible = false
+layout_mode = 1

scenes/autostart/save_file_picker/save_file_tracker/save_file_item/save_file_item.gd

@@ -22,9 +22,13 @@ var _delete_counter: int = 0
 @onready var load_button: Button = %LoadButton
 @onready var delete_button: Button = %DeleteButton
 @onready var new_button: Button = %NewButton
+@onready var import_button: Button = %ImportButton
+@onready var export_button: Button = %ExportButton
 @onready var load_margin_container: MarginContainer = %LoadMarginContainer
 @onready var delete_margin_container: MarginContainer = %DeleteMarginContainer
 @onready var new_margin_container: MarginContainer = %NewMarginContainer
+@onready var import_margin_container: MarginContainer = %ImportMarginContainer
+@onready var export_margin_container: MarginContainer = %ExportMarginContainer
 @onready var section_h_box_container: HBoxContainer = %SectionHBoxContainer
 
 ###############
@@ -99,9 +103,13 @@ func _set_ui_labels() -> void:
 	var ui_load: String = Locale.get_ui_label("load")
 	var ui_delete: String = Locale.get_ui_label("delete")
 	var ui_new_game: String = Locale.get_ui_label("new_game")
+	var ui_import: String = Locale.get_ui_label("import")
+	var ui_export: String = Locale.get_ui_label("export")
 	load_button.text = ui_load
 	delete_button.text = ui_delete
 	new_button.text = ui_new_game
+	import_button.text = ui_import
+	export_button.text = ui_export
 
 
 func _add_section(
@@ -125,10 +133,14 @@ func _display_new(new: bool) -> void:
 		load_margin_container.visible = false
 		delete_margin_container.visible = false
 		new_margin_container.visible = true
+		import_margin_container.visible = true
+		export_margin_container.visible = false
 	else:
 		load_margin_container.visible = true
 		delete_margin_container.visible = true
 		new_margin_container.visible = false
+		import_margin_container.visible = false
+		export_margin_container.visible = true
 
 
 func _display_delete_counter() -> void:
@@ -164,6 +176,8 @@ func _connect_signals() -> void:
 	new_button.button_up.connect(_on_new_button)
 	delete_button.button_up.connect(_on_delete_button)
 	delete_button.mouse_exited.connect(_on_delete_reset)
+	import_button.button_up.connect(_on_import_button)
+	export_button.button_up.connect(_on_export_button)
 
 
 func _on_load_button() -> void:
@@ -178,6 +192,14 @@ func _on_delete_button() -> void:
 	_handle_on_delete_button()
 
 
+func _on_import_button() -> void:
+	SignalBus.open_import_modal.emit()
+
+
+func _on_export_button() -> void:
+	SignalBus.open_export_modal.emit(_save_file_name)
+
+
 func _on_delete_reset() -> void:
 	_delete_counter = 0
 	_display_delete_counter()

scenes/autostart/save_file_picker/save_file_tracker/save_file_item/save_file_item.tscn

@@ -103,3 +103,37 @@ custom_minimum_size = Vector2(60, 0)
 layout_mode = 2
 theme_type_variation = &"ProgressButton"
 text = "Delete"
+
+[node name="ImportMarginContainer" type="MarginContainer" parent="HBoxContainer"]
+unique_name_in_owner = true
+layout_mode = 2
+size_flags_horizontal = 6
+theme_override_constants/margin_left = 8
+theme_override_constants/margin_top = 2
+theme_override_constants/margin_right = 2
+theme_override_constants/margin_bottom = 2
+
+[node name="ImportButton" type="Button" parent="HBoxContainer/ImportMarginContainer"]
+unique_name_in_owner = true
+modulate = Color(0.110884, 0.492636, 0.821255, 1)
+custom_minimum_size = Vector2(60, 0)
+layout_mode = 2
+theme_type_variation = &"ProgressButton"
+text = "Import"
+
+[node name="ExportMarginContainer" type="MarginContainer" parent="HBoxContainer"]
+unique_name_in_owner = true
+layout_mode = 2
+size_flags_horizontal = 6
+theme_override_constants/margin_left = 8
+theme_override_constants/margin_top = 2
+theme_override_constants/margin_right = 2
+theme_override_constants/margin_bottom = 2
+
+[node name="ExportButton" type="Button" parent="HBoxContainer/ExportMarginContainer"]
+unique_name_in_owner = true
+modulate = Color(0.110884, 0.492636, 0.821255, 1)
+custom_minimum_size = Vector2(60, 0)
+layout_mode = 2
+theme_type_variation = &"ProgressButton"
+text = "Export"

scenes/autostart/save_file_picker/save_file_tracker/save_file_tracker.gd

@@ -21,6 +21,7 @@ func _ready() -> void:
 	_clear_items()
 	_load_save_files()
 	owner.ready.connect(_on_ready)
+	SaveFile.save_file_imported.connect(_on_save_file_imported)
 
 
 ###########
@@ -50,6 +51,12 @@ func _load_save_files() -> void:
 		_add_item(metadata, save_file_name, false)
 
 
+func add_item_from_file_name(save_file_name: String, new: bool) -> SaveFileItem:
+	var save_file_data: Dictionary = SaveFile.save_datas[save_file_name]
+	var metadata: Dictionary = save_file_data.get("metadata", {})
+	return _add_item(metadata, save_file_name, new)
+
+
 func _add_item(metadata: Dictionary, save_file_name: String, new: bool) -> SaveFileItem:
 	var save_file_item: SaveFileItem = save_file_item_scene.instantiate() as SaveFileItem
 	save_file_item.set_data(metadata, save_file_name, new)
@@ -94,3 +101,8 @@ func _on_delete_button_click(save_file_name: String) -> void:
 
 func _on_new_input_set(save_file_name: String, new_text: String, old_text: String) -> void:
 	new_input_set.emit(save_file_name, new_text, old_text)
+
+
+func _on_save_file_imported(save_file_name: String) -> void:
+	add_item_from_file_name(save_file_name, false)
+	load_save_file.emit(save_file_name)

scenes/ui/save_file_modal/save_file_modal.gd

@@ -0,0 +1,129 @@
+class_name SaveFileModal extends Control
+
+enum Mode { IMPORT, EXPORT }
+
+@onready var title: Label = %Title
+@onready var text_area: TextEdit = %TextArea
+@onready var close_button: Button = %CloseButton
+@onready var import_button: Button = %ImportButton
+@onready var accept_button: Button = %AcceptButton
+@onready var tooltip: Label = %Tooltip
+@onready var error_message: Label = %ErrorMessage
+
+###############
+## overrides ##
+###############
+
+
+func _ready() -> void:
+	_initialize()
+	_connect_signals()
+
+
+#############
+## helpers ##
+#############
+
+
+func _initialize() -> void:
+	visible = false
+	text_area.clear()
+
+
+func _set_import_ui_labels() -> void:
+	title.text = Locale.get_ui_label("import_title")
+	import_button.text = Locale.get_ui_label("import")
+	accept_button.text = ""
+	text_area.placeholder_text = Locale.get_ui_label("import_placeholder")
+	error_message.text = ""
+	tooltip.text = Locale.get_ui_label("import_tooltip")
+
+
+func _set_export_ui_labels() -> void:
+	title.text = Locale.get_ui_label("export_title")
+	import_button.text = ""
+	accept_button.text = Locale.get_ui_label("accept")
+	text_area.placeholder_text = ""
+	error_message.text = ""
+	tooltip.text = Locale.get_ui_label("export_tooltip")
+
+
+func _set_modal_options(mode: Mode, save_file_name: String) -> void:
+	error_message.hide()
+
+	match mode:
+		Mode.IMPORT:
+			_set_import_ui_labels()
+			text_area.editable = true
+			accept_button.hide()
+			import_button.show()
+		Mode.EXPORT:
+			_set_export_ui_labels()
+			text_area.editable = false
+			accept_button.show()
+			import_button.hide()
+
+			_load_save_file_string(save_file_name)
+		_:
+			push_error("Unknown mode %s" % mode)
+
+
+func _load_save_file_string(save_file_name: String) -> void:
+	text_area.text = SaveFile.export_as_string(save_file_name)
+
+
+func _handle_save_file_import() -> void:
+	var import_success: bool = SaveFile.import_from_string(text_area.text)
+	if import_success:
+		close()
+	else:
+		error_message.text = Locale.get_ui_label("import_error")
+		error_message.show()
+
+
+#############
+## methods ##
+#############
+
+
+func open(mode: Mode, save_file_name: String = "") -> void:
+	_set_modal_options(mode, save_file_name)
+	visible = true
+
+
+func close() -> void:
+	text_area.clear()
+	visible = false
+
+
+#############
+## signals ##
+#############
+
+
+func _connect_signals() -> void:
+	close_button.button_up.connect(_on_close_button)
+	accept_button.button_up.connect(_on_accept_button)
+	import_button.button_up.connect(_on_import_button)
+	SignalBus.open_import_modal.connect(_on_open_import_modal)
+	SignalBus.open_export_modal.connect(_on_open_export_modal)
+
+
+func _on_open_import_modal() -> void:
+	open(Mode.IMPORT)
+
+
+func _on_open_export_modal(save_file_name: String) -> void:
+	open(Mode.EXPORT, save_file_name)
+
+
+func _on_close_button() -> void:
+	close()
+
+
+func _on_accept_button() -> void:
+	close()
+
+
+func _on_import_button() -> void:
+	_handle_save_file_import()