First commit 🎉

addons/popochiu/engine/templates/inventory_item_state_template.gd

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+extends PopochiuInventoryItemData
+# Put here variables you want to save and load when saving and loading the game.
+# By default only Godot's basic built-in types are automatically saved and loaded
+# but you can use the save_custom and load_custom methods to implement your
+# own.
+# script_name and scene variables from the inherited class will not be saved.
+
+
+#region Virtual ####################################################################################
+# Use this to save custom data for this PopochiuInventoryItem when saving the game.
+# The Dictionary must contain only JSON supported types: bool, int, float, String.
+func on_save() -> Dictionary:
+	return {}
+
+
+# Called when the game is loaded.
+# This Dictionary should has the same structure you defined for the returned
+# one in on_save().
+func on_load(data: Dictionary) -> void:
+	prints(data)
+
+
+#endregion