--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/foosdk/sdk/foobar2000/SDK/file_operation_callback.cpp	Mon Jan 05 02:15:46 2026 -0500
@@ -0,0 +1,134 @@
+#include "foobar2000-sdk-pch.h"
+#include "file_operation_callback.h"
+#include "playlist.h"
+#include "metadb.h"
+
+
+static void g_on_files_deleted_sorted(const pfc::list_base_const_t<const char *> & p_items)
+{
+	//library_manager::get()->on_files_deleted_sorted(p_items);
+	playlist_manager::get()->on_files_deleted_sorted(p_items);
+
+	FB2K_FOR_EACH_SERVICE(file_operation_callback,  on_files_deleted_sorted(p_items));
+}
+
+static void g_on_files_moved_sorted(const pfc::list_base_const_t<const char *> & p_from,const pfc::list_base_const_t<const char *> & p_to)
+{
+	{
+		auto api = playlist_manager::get();
+		api->on_files_moved_sorted(p_from,p_to);
+		api->on_files_deleted_sorted(p_from);
+	}
+	FB2K_FOR_EACH_SERVICE(file_operation_callback, on_files_moved_sorted(p_from,p_to));
+}
+
+static void g_on_files_copied_sorted(const pfc::list_base_const_t<const char *> & p_from,const pfc::list_base_const_t<const char *> & p_to)
+{
+	FB2K_FOR_EACH_SERVICE(file_operation_callback, on_files_copied_sorted(p_from,p_to));
+}
+
+void file_operation_callback::g_on_files_deleted(const pfc::list_base_const_t<const char *> & p_items)
+{
+	core_api::ensure_main_thread();
+	t_size count = p_items.get_count();
+	if (count > 0)
+	{
+		if (count == 1) g_on_files_deleted_sorted(p_items);
+		else
+		{
+			pfc::array_t<t_size> order; order.set_size(count);
+			order_helper::g_fill(order);
+			p_items.sort_get_permutation_t(metadb::path_compare,order.get_ptr());
+			g_on_files_deleted_sorted(pfc::list_permutation_t<const char*>(p_items,order.get_ptr(),count));
+		}
+	}
+}
+
+void file_operation_callback::g_on_files_moved(const pfc::list_base_const_t<const char *> & p_from,const pfc::list_base_const_t<const char *> & p_to)
+{
+	core_api::ensure_main_thread();
+	pfc::dynamic_assert(p_from.get_count() == p_to.get_count());
+	t_size count = p_from.get_count();
+	if (count > 0)
+	{
+		if (count == 1) g_on_files_moved_sorted(p_from,p_to);
+		else
+		{
+			pfc::array_t<t_size> order; order.set_size(count);
+			order_helper::g_fill(order);
+			p_from.sort_get_permutation_t(metadb::path_compare,order.get_ptr());
+			g_on_files_moved_sorted(pfc::list_permutation_t<const char*>(p_from,order.get_ptr(),count),pfc::list_permutation_t<const char*>(p_to,order.get_ptr(),count));
+		}
+	}
+}
+
+void file_operation_callback::g_on_files_copied(const pfc::list_base_const_t<const char *> & p_from,const pfc::list_base_const_t<const char *> & p_to)
+{
+	if (core_api::assert_main_thread())
+	{
+		assert(p_from.get_count() == p_to.get_count());
+		t_size count = p_from.get_count();
+		if (count > 0)
+		{
+			if (count == 1) g_on_files_copied_sorted(p_from,p_to);
+			else
+			{
+				pfc::array_t<t_size> order; order.set_size(count);
+				order_helper::g_fill(order);
+				p_from.sort_get_permutation_t(metadb::path_compare,order.get_ptr());
+				g_on_files_copied_sorted(pfc::list_permutation_t<const char*>(p_from,order.get_ptr(),count),pfc::list_permutation_t<const char*>(p_to,order.get_ptr(),count));
+			}
+		}
+	}
+}
+bool file_operation_callback::g_search_sorted_list(const pfc::list_base_const_t<const char*> & p_list,const char * p_string,t_size & p_index) {
+	return pfc::binarySearch<metadb::path_comparator>::run(p_list,0,p_list.get_count(),p_string,p_index);
+}
+
+bool file_operation_callback::g_update_list_on_moved_ex(metadb_handle_list_ref p_list,t_pathlist p_from,t_pathlist p_to, metadb_handle_list_ref itemsAdded, metadb_handle_list_ref itemsRemoved) {
+	auto api = metadb::get();
+	bool changed = false;
+	itemsAdded.remove_all(); itemsRemoved.remove_all();
+	for(t_size walk = 0; walk < p_list.get_count(); ++walk) {
+		metadb_handle_ptr item = p_list[walk];
+		t_size index;
+		if (g_search_sorted_list(p_from,item->get_path(),index)) {
+			metadb_handle_ptr newItem;
+			api->handle_create_replace_path_canonical(newItem,item,p_to[index]);
+			p_list.replace_item(walk,newItem);
+			changed = true;
+			itemsAdded.add_item(newItem); itemsRemoved.add_item(item);
+		}
+	}
+	return changed;
+}
+bool file_operation_callback::g_update_list_on_moved(metadb_handle_list_ref p_list,const pfc::list_base_const_t<const char *> & p_from,const pfc::list_base_const_t<const char *> & p_to) {
+	auto api = metadb::get();
+	bool changed = false;
+	for(t_size walk = 0; walk < p_list.get_count(); ++walk) {
+		metadb_handle_ptr item = p_list[walk];
+		t_size index;
+		if (g_search_sorted_list(p_from,item->get_path(),index)) {
+			metadb_handle_ptr newItem;
+			api->handle_create_replace_path_canonical(newItem,item,p_to[index]);
+			p_list.replace_item(walk,newItem);
+			changed = true;
+		}
+	}
+	return changed;
+}
+
+
+bool file_operation_callback::g_mark_dead_entries(metadb_handle_list_cref items, bit_array_var & mask, t_pathlist deadPaths) {
+	bool found = false;
+	const t_size total = items.get_count();
+	for(t_size walk = 0; walk < total; ++walk) {
+		t_size index;
+		if (g_search_sorted_list(deadPaths,items[walk]->get_path(),index)) {
+			mask.set(walk,true); found = true;
+		} else {
+			mask.set(walk,false);
+		}
+	}
+	return found;
+}