// 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:
//
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//     this list of conditions and the following disclaimer.
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// Aegisub Project http://www.aegisub.org/

/// @file ass_exporter.h
/// @see ass_exporter.cpp
/// @ingroup export
///

#include <libaegisub/fs_fwd.h>

#include <map>
#include <string>
#include <vector>

class AssExportFilter;
namespace agi { struct Context; }
class wxSizer;
class wxWindow;

class AssExporter {
	typedef std::vector<AssExportFilter*>::const_iterator filter_iterator;

	/// Sizers for configuration panels
	std::map<std::string, wxSizer*> Sizers;

	/// Filters which will be applied to the subtitles
	std::vector<AssExportFilter*> filters;

	/// Input context
	agi::Context *c;

	/// Have the config windows been created, or should filters simply use
	/// their default settings
	bool is_default = true;

public:
	AssExporter(agi::Context *c);

	/// Get the names of all registered export filters
	std::vector<std::string> GetAllFilterNames() const;

	/// Add the named filter to the list of filters to be run
	/// @throws std::string if filter is not found
	void AddFilter(std::string const& name);

	/// Apply selected export filters and save with the given charset
	/// @param file Target filename
	/// @param charset Target charset
	/// @param parent_window Parent window the filters should use when opening dialogs
	void Export(agi::fs::path const& file, std::string const& charset, wxWindow *parent_window= nullptr);

	/// Add configuration panels for all registered filters to the target sizer
	/// @param parent Parent window for controls
	/// @param target_sizer Sizer to add configuration panels to
	void DrawSettings(wxWindow *parent, wxSizer *target_sizer);

	/// Get the sizer created by DrawSettings for a specific filter
	wxSizer *GetSettingsSizer(std::string const& name);

	/// Get the description of the named export filter
	/// @throws std::string if filter is not found
	std::string const& GetDescription(std::string const& name) const;
};