Upgrade Godot Version & Work Towards Level Gen

scripts/v2/loading/progress_step_tracker.gd

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+class_name ProgressStepTracker
+extends Object
+
+var _step_name: String = ""
+var _message: String = ""
+var _subset_index: int = 0
+var _subset_count: int = 0
+
+var _tracker: ProgressTracker = null
+
+func _init(tracker: ProgressTracker, step_name: String):
+	self._tracker = tracker
+	self._step_name = step_name
+
+# set_substeps: set the number of substeps for this step
+func set_substeps(substeps: int):
+	self._subset_count = substeps
+
+# substep: should be called when a substep is started
+func substep(message: String = ""):
+	self._subset_index += 1
+	self._message = message
+	self._tracker.progress_update.emit()
+
+# complete: should be called when this step is done
+func complete():
+	self._tracker.step_complete.emit()
+
+# get_step_name: get the name of this step
+func get_step_name() -> String:
+	return self._step_name	
+
+# get_message: get the message for this step
+func get_message() -> String:
+	return self._message
+
+# get_substep_index: get the index of the current substep
+func get_substep_index() -> int:
+	return self._subset_index
+
+# get_substep_count: get the number of substeps for this step
+func get_substep_count() -> int:
+	return self._subset_count
+
+# get_progress: get the progress of this step
+func get_progress() -> float:
+	if self._subset_count == 0:
+		return 0.0
+	else:
+		return float(self._subset_index) / float(self._subset_count)

scripts/v2/loading/progress_tracker.gd

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+class_name ProgressTracker
+extends Object
+
+signal progress_update()
+signal step_change(step: int)
+signal complete()
+signal step_complete()
+
+var _current_step: ProgressStepTracker = null
+var _current_step_index: int = -1
+var _steps_count: int
+
+func _init(step_count: int = 0) -> void:
+	_steps_count = step_count
+	self.substep_complete.connect(self, "_on_substep_complete")
+
+func _on_step_complete() -> void:
+	if _current_step_index == _steps_count:
+		self.complete.emit()
+		return
+
+# next_step: should be called before the step is actually started
+func next_step(step_name: String = "") -> ProgressStepTracker:
+	_current_step_index += 1
+	if _current_step_index > _steps_count:
+		push_error("Number of steps tracked is larger than number of steps used!")
+	step_change.emit(_current_step_index)
+
+	self._current_step = ProgressStepTracker.new(self, step_name)
+	self.progress_update.emit()
+
+	return self._current_step
+	
+# step_complete: returns the progress of all steps
+func get_step_progress() -> float:
+	return float(_current_step_index) / float(_steps_count)
+
+# get_total_progress_percentage: returns the progress of all steps and substeps
+func get_total_progress_percentage() -> float:
+	return self.get_step_progress()
+
+# get_progress_data: returns a dictionary with data about the current progress for the UI
+func get_progress_data() -> Dictionary:
+	return {
+		"step_name": self._current_step.get_step_name(),
+		"message": self._current_step.get_message(),
+		"substeps": self._current_step.get_substeps(),
+		"current_substep": self._current_step.get_substep_index(),
+		"total_progress":self.get_total_progress_percentage()		
+	}