/*************************************************************************/
/*  dependency_editor.h                                                  */
/*************************************************************************/
/*                       This file is part of:                           */
/*                           GODOT ENGINE                                */
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/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur.                 */
/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md).   */
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/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the       */
/* "Software"), to deal in the Software without restriction, including   */
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/* The above copyright notice and this permission notice shall be        */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,       */
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/*************************************************************************/

#ifndef DEPENDENCY_EDITOR_H
#define DEPENDENCY_EDITOR_H

#include "editor_file_dialog.h"
#include "scene/gui/dialogs.h"
#include "scene/gui/tab_container.h"
#include "scene/gui/tree.h"

class EditorFileDialog;
class EditorFileSystemDirectory;
class EditorNode;

class DependencyEditor : public AcceptDialog {
	GDCLASS(DependencyEditor, AcceptDialog);

	Tree *tree;
	Button *fixdeps;

	EditorFileDialog *search;

	String replacing;
	String editing;
	List<String> missing;

	void _fix_and_find(EditorFileSystemDirectory *efsd, Map<String, Map<String, String>> &candidates);

	void _searched(const String &p_path);
	void _load_pressed(Object *p_item, int p_cell, int p_button);
	void _fix_all();
	void _update_list();

	void _update_file();

protected:
	static void _bind_methods();

public:
	void edit(const String &p_path);
	DependencyEditor();
};

class DependencyEditorOwners : public AcceptDialog {
	GDCLASS(DependencyEditorOwners, AcceptDialog);

	ItemList *owners;
	PopupMenu *file_options;
	EditorNode *editor;
	String editing;

	void _fill_owners(EditorFileSystemDirectory *efsd);

	static void _bind_methods();
	void _list_rmb_select(int p_item, const Vector2 &p_pos);
	void _select_file(int p_idx);
	void _file_option(int p_option);

private:
	enum FileMenu {
		FILE_OPEN
	};

public:
	void show(const String &p_path);
	DependencyEditorOwners(EditorNode *p_editor);
};

class DependencyRemoveDialog : public ConfirmationDialog {
	GDCLASS(DependencyRemoveDialog, ConfirmationDialog);

	Label *text;
	Tree *owners;

	Map<String, String> all_remove_files;
	Vector<String> dirs_to_delete;
	Vector<String> files_to_delete;

	struct RemovedDependency {
		String file;
		String file_type;
		String dependency;
		String dependency_folder;

		bool operator<(const RemovedDependency &p_other) const {
			if (dependency_folder.is_empty() != p_other.dependency_folder.is_empty()) {
				return p_other.dependency_folder.is_empty();
			} else {
				return dependency < p_other.dependency;
			}
		}
	};

	void _find_files_in_removed_folder(EditorFileSystemDirectory *efsd, const String &p_folder);
	void _find_all_removed_dependencies(EditorFileSystemDirectory *efsd, Vector<RemovedDependency> &p_removed);
	void _build_removed_dependency_tree(const Vector<RemovedDependency> &p_removed);

	void ok_pressed() override;

	static void _bind_methods();

public:
	void show(const Vector<String> &p_folders, const Vector<String> &p_files);
	DependencyRemoveDialog();
};

class DependencyErrorDialog : public ConfirmationDialog {
	GDCLASS(DependencyErrorDialog, ConfirmationDialog);

public:
	enum Mode {
		MODE_SCENE,
		MODE_RESOURCE,
	};

private:
	String for_file;
	Mode mode;
	Button *fdep;
	Label *text;
	Tree *files;
	void ok_pressed() override;
	void custom_action(const String &) override;

public:
	void show(Mode p_mode, const String &p_for_file, const Vector<String> &report);
	DependencyErrorDialog();
};

class OrphanResourcesDialog : public ConfirmationDialog {
	GDCLASS(OrphanResourcesDialog, ConfirmationDialog);

	DependencyEditor *dep_edit;
	Tree *files;
	ConfirmationDialog *delete_confirm;
	void ok_pressed() override;

	bool _fill_owners(EditorFileSystemDirectory *efsd, HashMap<String, int> &refs, TreeItem *p_parent);

	List<String> paths;
	void _find_to_delete(TreeItem *p_item, List<String> &paths);
	void _delete_confirm();
	void _button_pressed(Object *p_item, int p_column, int p_id);

	void refresh();
	static void _bind_methods();

public:
	void show();
	OrphanResourcesDialog();
};

#endif // DEPENDENCY_EDITOR_H