/*!
 * @file autopick.c
 * @brief 自動拾い機能の実装 / Object Auto-picker/Destroyer
 * @date 2014/01/02
 * @author
 * Copyright (c) 2002  Mogami\n
 *\n
 * This software may be copied and distributed for educational, research, and\n
 * not for profit purposes provided that this copyright and statement are\n
 * included in all such copies.\n
 * 2014 Deskull rearranged comment for Doxygen.\n
 */

#include "angband.h"
#include "util.h"
#include "autopick/autopick-menu-data-table.h"
#include "autopick/autopick-methods-table.h"
#include "autopick/autopick-destroyer.h"
#include "autopick/autopick-finder.h"
#include "autopick/autopick.h"
#include "player-move.h"
#include "object-flavor.h"

/*
 *  Auto-destroy marked item
 */
static void autopick_delayed_alter_aux(player_type *player_ptr, INVENTORY_IDX item)
{
	object_type *o_ptr;
	o_ptr = REF_ITEM(player_ptr, player_ptr->current_floor_ptr, item);

	if (o_ptr->k_idx == 0 || !(o_ptr->marked & OM_AUTODESTROY)) return;

	GAME_TEXT o_name[MAX_NLEN];
	object_desc(player_ptr, o_name, o_ptr, 0);
	if (item >= 0)
	{
		inven_item_increase(player_ptr, item, -(o_ptr->number));
		inven_item_optimize(player_ptr, item);
	}
	else
	{
		delete_object_idx(player_ptr, 0 - item);
	}

	msg_format(_("%sを自動破壊します。", "Auto-destroying %s."), o_name);
}


/*
 *  Auto-destroy marked items in inventry and on floor
 */
void autopick_delayed_alter(player_type *owner_ptr)
{
	INVENTORY_IDX item;

	/*
	 * Scan inventry in reverse order to prevent
	 * skipping after inven_item_optimize()
	 */
	for (item = INVEN_TOTAL - 1; item >= 0; item--)
		autopick_delayed_alter_aux(owner_ptr, item);

	floor_type *floor_ptr = owner_ptr->current_floor_ptr;
	item = floor_ptr->grid_array[owner_ptr->y][owner_ptr->x].o_idx;
	while (item)
	{
		OBJECT_IDX next = floor_ptr->o_list[item].next_o_idx;
		autopick_delayed_alter_aux(owner_ptr, -item);
		item = next;
	}
}


/*
 * Auto-inscription and/or destroy
 *
 * Auto-destroyer works only on inventory or on floor stack only when
 * requested.
 */
void autopick_alter_item(player_type *player_ptr, INVENTORY_IDX item, bool destroy)
{
	object_type *o_ptr;
	o_ptr = REF_ITEM(player_ptr, player_ptr->current_floor_ptr, item);
	int idx = find_autopick_list(player_ptr, o_ptr);
	auto_inscribe_item(player_ptr, o_ptr, idx);
	if (destroy && item <= INVEN_PACK)
		auto_destroy_item(player_ptr, o_ptr, idx);
}


/*
 * Automatically pickup/destroy items in this grid.
 */
void autopick_pickup_items(player_type* player_ptr, grid_type *g_ptr)
{
	OBJECT_IDX this_o_idx, next_o_idx = 0;
	for (this_o_idx = g_ptr->o_idx; this_o_idx; this_o_idx = next_o_idx)
	{
		object_type *o_ptr = &player_ptr->current_floor_ptr->o_list[this_o_idx];
		next_o_idx = o_ptr->next_o_idx;
		int idx = find_autopick_list(player_ptr, o_ptr);
		auto_inscribe_item(player_ptr, o_ptr, idx);
		bool is_auto_pickup = idx >= 0;
		is_auto_pickup &= (autopick_list[idx].action & (DO_AUTOPICK | DO_QUERY_AUTOPICK)) != 0;
		if (!is_auto_pickup)
		{
			auto_destroy_item(player_ptr, o_ptr, idx);
			continue;
		}

		disturb(player_ptr, FALSE, FALSE);
		if (!inven_carry_okay(o_ptr))
		{
			GAME_TEXT o_name[MAX_NLEN];
			object_desc(player_ptr, o_name, o_ptr, 0);
			msg_format(_("ザックには%sを入れる隙間がない。", "You have no room for %s."), o_name);
			o_ptr->marked |= OM_NOMSG;
			continue;
		}

		if (!(autopick_list[idx].action & DO_QUERY_AUTOPICK))
		{
			py_pickup_aux(player_ptr, this_o_idx);
			continue;
		}

		char out_val[MAX_NLEN + 20];
		GAME_TEXT o_name[MAX_NLEN];
		if (o_ptr->marked & OM_NO_QUERY)
		{
			continue;
		}

		object_desc(player_ptr, o_name, o_ptr, 0);
		sprintf(out_val, _("%sを拾いますか? ", "Pick up %s? "), o_name);
		if (!get_check(out_val))
		{
			o_ptr->marked |= OM_NOMSG | OM_NO_QUERY;
			continue;
		}

		py_pickup_aux(player_ptr, this_o_idx);
	}
}
