#pragma once

/// \file
/// \brief Header file that describes the random items mutator.
/// \author Lyberta
/// \copyright GNU GPLv2 or any later version.

bool autocvar_g_random_items; ///< Whether to enable random items.
bool autocvar_g_random_loot; ///< Whether to enable random loot.

enum
{
	RANDOM_ITEM_TYPE_HEALTH = BIT(0),
	RANDOM_ITEM_TYPE_ARMOR = BIT(1),
	RANDOM_ITEM_TYPE_RESOURCE = BIT(2),
	RANDOM_ITEM_TYPE_WEAPON = BIT(3),
	RANDOM_ITEM_TYPE_POWERUP = BIT(4),
	RANDOM_ITEM_TYPE_ALL = BITS(5)
};

/// \brief Returns a random classname of the item.
/// \param[in] prefix Prefix of the cvars that hold probabilities.
/// \return Random classname of the item.
/// \note This function will automatically detect gamemode and use cvars from
/// that gamemode.
string RandomItems_GetRandomItemClassName(string prefix);

/// \brief Returns a random classname of the vanilla item.
/// \param[in] prefix Prefix of the cvars that hold probabilities.
/// \param[in] types Bitmask of the types. See RANDOM_ITEM_TYPE constants.
/// \return Random classname of the vanilla item.
/// \note This includes mutator items that don't change gameplay a lot such as
/// jetpack and new toys.
string RandomItems_GetRandomVanillaItemClassName(string prefix, int types);

/// \brief Called when random item classname is requested.
#define EV_RandomItems_GetRandomItemClassName(i, o) \
	/** prefix */    i(string, MUTATOR_ARGV_0_string) \
	/** classname */ o(string, MUTATOR_ARGV_1_string) \
    /**/
MUTATOR_HOOKABLE(RandomItems_GetRandomItemClassName,
	EV_RandomItems_GetRandomItemClassName);

REGISTER_MUTATOR(random_items, (autocvar_g_random_items ||
	autocvar_g_random_loot));