Fix research xp generation

core/research/research_row.gd

@@ -1,14 +1,18 @@
 class_name ResearchRow
 extends HBoxContainer
 
+signal active_changed(is_active: bool)
+
 @onready var _name_label: Label = $VBoxContainer/NameLabel
 @onready var _level_label: Label = $VBoxContainer/HBoxContainer/LevelLabel
 @onready var _progress_bar: ProgressBar = $VBoxContainer/HBoxContainer/ProgressBar
 @onready var _multiplier_label: Label = $VBoxContainer/HBoxContainer/MultiplierLabel
 @onready var _buff_label: Label = $VBoxContainer/HBoxContainer/BuffLabel
+@onready var _check_button: CheckButton = $CheckButton
 
 var _research: ResearchData
 var _game_state: LevelGameState
+var _is_active: bool = false
 
 func _ready() -> void:
 	_game_state = find_parent("LevelGameState")
@@ -18,6 +22,7 @@ func _ready() -> void:
 	
 	_game_state.research_xp_changed.connect(_on_research_xp_changed)
 	_game_state.research_level_up.connect(_on_research_level_up)
+	_check_button.toggled.connect(_on_check_button_toggled)
 
 func setup(research: ResearchData) -> void:
 	_research = research
@@ -72,3 +77,22 @@ func _update_from_state() -> void:
 	var xp_needed: BigNumber = _research.get_xp_required_for_level_big(level + 1)
 	
 	update_display(level, progress, multiplier, xp_current, xp_needed)
+
+func _on_check_button_toggled(toggled_on: bool) -> void:
+	if toggled_on != _is_active:
+		_is_active = toggled_on
+		active_changed.emit(_is_active)
+
+func set_active(is_active: bool, emit_signal: bool = true) -> void:
+	_is_active = is_active
+	_check_button.button_pressed = is_active
+	if emit_signal:
+		active_changed.emit(is_active)
+
+func is_research_active() -> bool:
+	return _is_active
+
+func get_research_id_public() -> StringName:
+	if _research == null:
+		return &""
+	return _research.id