Moved a tonne of code around

src/dawn/file/loaders/item.h

@@ -0,0 +1,49 @@
+/**
+ * Copyright (c) 2021 Dominic Masters
+ * 
+ * This software is released under the MIT License.
+ * https://opensource.org/licenses/MIT
+ */
+
+#pragma once
+#include "../types/common.h"
+
+/**
+ * Retreive an exisitng asset manager item by its key.
+ * 
+ * @param man Manager to get from
+ * @param key Key to search for.
+ * @return The matching asset manager item, or NULL if not found.
+ */
+assetmanageritem_t * assetManagerItemGet(assetmanager_t *man, char *key);
+
+/**
+ * Private method, simply adds an item to the manager and resets the state.
+ * 
+ * @param manager Manager to add to.
+ * @param key Key to use when adding.
+ * @return The added and reset item.
+ */
+assetmanageritem_t * assetManagerItemAdd(assetmanager_t *manager, char *key);
+
+/**
+ * Add or get the index that a given holder has as a manager item.
+ * 
+ * @param i Asset Item to check.
+ * @param o Owner to get/add.
+ * @return The index within the item that the owner is at.
+ */
+uint8_t assetManagerItemGetOrAddHolder(
+  assetmanageritem_t *i, assetmanagerowner_t o
+);
+
+/**
+ * Checks if a given asset item is finished or not.
+ * 
+ * @param item Item to check.
+ * @param def Item type definition used for loading.
+ * @return True if finished, otherwise false.
+ */
+bool assetManagerItemIsFinished(
+  assetmanageritem_t *item, assetmanagerloaderdefinition_t *def
+);