// Copyright (c) 2005, Rodrigo Braz Monteiro
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
//   * Redistributions of source code must retain the above copyright notice,
//     this list of conditions and the following disclaimer.
//   * Redistributions in binary form must reproduce the above copyright notice,
//     this list of conditions and the following disclaimer in the documentation
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//     may be used to endorse or promote products derived from this software
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//
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// Aegisub Project http://www.aegisub.org/

/// @file dialog_style_manager.h
/// @see dialog_style_manager.cpp
/// @ingroup style_editor
///

#ifndef AGI_PRE
#include <vector>

#include <wx/button.h>
#include <wx/combobox.h>
#include <wx/dialog.h>
#include <wx/listbox.h>
#endif

#include <libaegisub/scoped_ptr.h>
#include <libaegisub/signal.h>

#include "ass_style_storage.h"

namespace agi { struct Context; }
class AssDialogue;
class AssFile;
class AssStyle;
class DialogStyleEditor;
class PersistLocation;

/// DOCME
/// @class DialogStyleManager
/// @brief DOCME
///
/// DOCME
class DialogStyleManager : public wxDialog {
	agi::Context *c; ///< Project context
	agi::scoped_ptr<PersistLocation> persist;

	agi::signal::Connection commit_connection;
	agi::signal::Connection active_line_connection;

	/// Styles in the current subtitle file
	std::vector<AssStyle*> styleMap;

	/// Style storage manager
	AssStyleStorage Store;

	wxComboBox *CatalogList;
	wxListBox *StorageList;
	wxListBox *CurrentList;

	wxButton *CatalogDelete;

	wxButton *MoveToLocal;
	wxButton *MoveToStorage;

	wxButton *StorageNew;
	wxButton *StorageEdit;
	wxButton *StorageCopy;
	wxButton *StorageDelete;
	wxButton *StorageMoveUp;
	wxButton *StorageMoveDown;
	wxButton *StorageMoveTop;
	wxButton *StorageMoveBottom;
	wxButton *StorageSort;

	wxButton *CurrentNew;
	wxButton *CurrentEdit;
	wxButton *CurrentCopy;
	wxButton *CurrentDelete;
	wxButton *CurrentMoveUp;
	wxButton *CurrentMoveDown;
	wxButton *CurrentMoveTop;
	wxButton *CurrentMoveBottom;
	wxButton *CurrentSort;

	/// Load the list of available storages
	void LoadCatalog();
	/// Load the style list from the subtitles file
	void LoadCurrentStyles(int commit_type);
	/// Enable/disable all of the buttons as appropriate
	void UpdateButtons();
	/// Move styles up or down
	/// @param storage Storage or current file styles
	/// @param type 0: up; 1: top; 2: down; 3: bottom; 4: sort
	void MoveStyles(bool storage, int type);

	/// Open the style editor for the given style on the script
	/// @param style Style to edit, or nullptr for new
	/// @param new_name Default new name for copies
	void ShowCurrentEditor(AssStyle *style, wxString const& new_name = "");

	/// Open the style editor for the given style in the storage
	/// @param style Style to edit, or nullptr for new
	/// @param new_name Default new name for copies
	void ShowStorageEditor(AssStyle *style, wxString const& new_name = "");

	/// Save the storage and update the view after a change
	void UpdateStorage();

	void OnChangeCatalog();
	void OnCatalogNew();
	void OnCatalogDelete();

	void OnCopyToCurrent();
	void OnCopyToStorage();

	void OnCurrentCopy();
	void OnCurrentDelete();
	void OnCurrentEdit();
	void OnCurrentImport();
	void OnCurrentNew();

	void OnStorageCopy();
	void OnStorageDelete();
	void OnStorageEdit();
	void OnStorageNew();

	void OnKeyDown(wxKeyEvent &event);
	void PasteToCurrent();
	void PasteToStorage();

	template<class T>
	void CopyToClipboard(wxListBox *list, T const& v);

	void OnActiveLineChanged(AssDialogue *new_line);

public:
	DialogStyleManager(agi::Context *context);
	~DialogStyleManager();
};