47 lines
1.6 KiB
GDScript
47 lines
1.6 KiB
GDScript
# datapack_loader.gd
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class_name DatapackLoader
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extends RefCounted
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const BASE_DATAPACKS_PATH = "user://datapacks/"
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const METADATA_FILENAME = "config.szpack"
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# CHANGE HERE
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const DATAPACK_RESOURCE_FILENAME = "datapack.res"
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## Loads a DatapackModel resource and all its referenced content from the user://datapacks/ folder.
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## Returns the loaded DatapackModel object or null on failure.
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func load_datapack(pack_name: String) -> DatapackModel:
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var full_pack_name = pack_name.validate_node_name()
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if full_pack_name.is_empty():
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push_error("DatapackLoader: Invalid pack_name provided.")
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return null
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var pack_dir = BASE_DATAPACKS_PATH + full_pack_name + "/"
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var metadata_path = pack_dir + METADATA_FILENAME
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var config = ConfigFile.new()
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var error = config.load(metadata_path)
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if error != OK:
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push_error("DatapackLoader: Could not load external manifest at: %s (Error: %s)" % [metadata_path, error])
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return null
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var entry_point = config.get_value("Datapack", "entry_point", DATAPACK_RESOURCE_FILENAME)
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var resource_path = pack_dir + entry_point
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if not ResourceLoader.exists(resource_path):
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push_error("DatapackLoader: Main Resource file not found at path: %s" % resource_path)
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return null
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# Godot automatically detects the binary format and loads the resource.
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var datapack: DatapackModel = ResourceLoader.load(resource_path)
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if not datapack:
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push_error("DatapackLoader: Failed to load resource object from path: %s" % resource_path)
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return null
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datapack._build_content_map()
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print("Successfully loaded Datapack: %s (GUID: %s)" % [datapack.name, datapack.guid.to_string()])
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return datapack
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