69 lines
1.6 KiB
GDScript
69 lines
1.6 KiB
GDScript
extends Object
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class_name TopicData
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signal topic_added(topic)
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signal topic_inserted(topic, position)
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var dirty_flag = false
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var loaded_topics = []
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func add_topic(content, type): # On start-up.
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var topic = Topic.new()
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topic.content = content
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topic.type = type
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loaded_topics.append(topic)
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emit_signal("topic_added", topic)
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func insert_topic(position: int):
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var topic = Topic.new()
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loaded_topics.append(topic)
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dirty_flag = true
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emit_signal("topic_inserted", topic, position)
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func sort_topics():
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loaded_topics.sort_custom(self, "_compare_topic_index")
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func _compare_topic_index(a, b):
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return a.associated_node.parent.get_index() < b.associated_node.parent.get_index()
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func load_data():
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var file = File.new()
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file.open("user://topic_list.dat", File.READ)
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var json_string = file.get_as_text()
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if validate_json(json_string):
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printerr("\"topic_list.dat\" was found, but is corrupted.")
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return
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var topic_data_list = parse_json(json_string)
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for topic_data in topic_data_list:
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add_topic(
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topic_data["content"],
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int(topic_data["type"])
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)
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func save_data():
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if dirty_flag:
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sort_topics() # Important before saving, to remain the order.
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var topic_data_list = []
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for topic in loaded_topics:
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var topic_data = {
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"content" : topic.content,
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"type" : topic.type
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}
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topic_data_list.append(topic_data)
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var json_string = to_json(topic_data_list)
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var file = File.new()
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file.open("user://topic_list.dat", File.WRITE)
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file.store_string(json_string)
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file.close()
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# dirty_flag needs to be set to false after successful save!
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dirty_flag = false
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