#pragma once

#include <stdlib.h>

/// <summary>Represents one menu item in a menu.</summary>
struct MenuItem {
	char* text;
	char key;
	void* (*action)(void* params);
	void* param;
};

/// <summary>Represents a border in which a menu is displayed.</summary>
struct MenuBorder {
	char line_vertical;
	char line_horizontal;
	char corner_upper_left;
	char corner_upper_right;
	char corner_lower_left;
	char corner_lower_right;
	char title_left;
	char title_right;
};

// Default borders initialized in menu.c
const extern struct MenuBorder DEFAULT, MODERN, NO_BORDER, SOLID;

/// <summary>Represents a page containing menu items inside a menu.</summary>
struct MenuPage {
	const struct MenuItem* items;
	const size_t item_count;
	char* title;
	int loopback, pause;
	const struct MenuBorder* border;
};

/// <summary>Constructs a CUI menu with a specific amount of pages.</summary>
/// <param name="pages">An array of all pages to display.</param>
/// <param name="page_count">The length of the array <c>pages</c>.</param>
/// <param name="infinite_loop">Always display the first page after a loopback=false item finished executing.</param>
void show_menu(const struct MenuPage* pages, const size_t page_count, const int infinite_loop);