/*
 * dselect - Debian package maintenance user interface
 * method.h - access method handling declarations
 *
 * Copyright © 1995 Ian Jackson <ijackson@chiark.greenend.org.uk>
 * Copyright © 2001 Wichert Akkerman <wakkerma@debian.org>
 *
 * This is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */

#ifndef METHOD_H
#define METHOD_H

#define CMETHOPTFILE		"cmethopt"
#define METHLOCKFILE		"methlock"

#define METHODSDIR		"methods"

#define IMETHODMAXLEN		50
#define IOPTIONMAXLEN		IMETHODMAXLEN
#define METHODOPTIONSFILE	"names"
#define METHODSETUPSCRIPT	"setup"
#define METHODUPDATESCRIPT	"update"
#define METHODINSTALLSCRIPT	"install"
#define OPTIONSDESCPFX		"desc."
#define OPTIONINDEXMAXLEN	5

struct method {
	struct method *next, *prev;
	varbuf name;
	varbuf path;
};

struct dselect_option {
	dselect_option *next;
	method *meth;
	varbuf index;
	varbuf name;
	varbuf summary;
	varbuf description;
};

class methodlist : public baselist {
protected:
	column col_status;
	column col_name;
	column col_desc;

	// Table of methods.
	struct dselect_option **table;

	// Information displays.
	void itd_description();

	// Define these virtuals.
	void redraw1itemsel(int index, int selected) override;
	void redrawcolheads() override;
	void redrawthisstate() override;
	void redrawinfo() override;
	void redrawtitle() override;
	void setwidths() override;
	void setheights() override;
	const char *itemname(int index) override;
	const struct helpmenuentry *helpmenulist() override;

public:
	// Keybinding functions.
	void kd_quit();
	void kd_abort();

	methodlist();
	methodlist(const methodlist &) = delete;
	methodlist &operator =(const methodlist &) = delete;
	quitaction display();
	~methodlist() override;
};

extern int noptions;
extern struct dselect_option *options;
extern struct dselect_option *coption;
extern struct method *methods;

void
readmethods(const char *pathbase, dselect_option **optionspp, int *nread);
void
getcurrentopt();
void
writecurrentopt();

#endif /* METHOD_H */
