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Location: cpp/openttd-patchpack/source/src/league_cmd.cpp
r28060:53690f1ef210
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Feature: Base graphics can offer parameters for additional settings.
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* This file is part of OpenTTD.
* OpenTTD 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, version 2.
* OpenTTD 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 OpenTTD. If not, see <http://www.gnu.org/licenses/>.
*/
/** @file league_cmd.cpp Handling of league tables. */
#include "stdafx.h"
#include "league_cmd.h"
#include "league_base.h"
#include "command_type.h"
#include "command_func.h"
#include "industry.h"
#include "story_base.h"
#include "town.h"
#include "window_func.h"
#include "core/pool_func.hpp"
#include "safeguards.h"
LeagueTableElementPool _league_table_element_pool("LeagueTableElement");
INSTANTIATE_POOL_METHODS(LeagueTableElement)
LeagueTablePool _league_table_pool("LeagueTable");
INSTANTIATE_POOL_METHODS(LeagueTable)
/**
* Checks whether a link is valid, i.e. has a valid target.
* @param link the link to check
* @return true iff the link is valid
*/
bool IsValidLink(Link link)
{
switch (link.type) {
case LT_NONE: return (link.target == 0);
case LT_TILE: return IsValidTile(link.target);
case LT_INDUSTRY: return Industry::IsValidID(link.target);
case LT_TOWN: return Town::IsValidID(link.target);
case LT_COMPANY: return Company::IsValidID(link.target);
case LT_STORY_PAGE: return StoryPage::IsValidID(link.target);
default: return false;
}
return false;
}
/**
* Create a new league table.
* @param flags type of operation
* @param title Title of the league table
* @param header Text to show above the table
* @param footer Text to show below the table
* @return the cost of this operation or an error
*/
std::tuple<CommandCost, LeagueTableID> CmdCreateLeagueTable(DoCommandFlag flags, const std::string &title, const std::string &header, const std::string &footer)
{
if (_current_company != OWNER_DEITY) return { CMD_ERROR, INVALID_LEAGUE_TABLE };
if (!LeagueTable::CanAllocateItem()) return { CMD_ERROR, INVALID_LEAGUE_TABLE };
if (title.empty()) return { CMD_ERROR, INVALID_LEAGUE_TABLE };
if (flags & DC_EXEC) {
LeagueTable *lt = new LeagueTable();
lt->title = title;
lt->header = header;
lt->footer = footer;
return { CommandCost(), lt->index };
}
return { CommandCost(), INVALID_LEAGUE_TABLE };
}
/**
* Create a new element in a league table.
* @param flags type of operation
* @param table Id of the league table this element belongs to
* @param rating Value that elements are ordered by
* @param company Company to show the color blob for or INVALID_COMPANY
* @param text Text of the element
* @param score String representation of the score associated with the element
* @param link_type Type of the referenced object
* @param link_target Id of the referenced object
* @return the cost of this operation or an error
*/
std::tuple<CommandCost, LeagueTableElementID> CmdCreateLeagueTableElement(DoCommandFlag flags, LeagueTableID table, int64_t rating, CompanyID company, const std::string &text, const std::string &score, LinkType link_type, LinkTargetID link_target)
{
if (_current_company != OWNER_DEITY) return { CMD_ERROR, INVALID_LEAGUE_TABLE_ELEMENT };
if (!LeagueTableElement::CanAllocateItem()) return { CMD_ERROR, INVALID_LEAGUE_TABLE_ELEMENT };
Link link{link_type, link_target};
if (!IsValidLink(link)) return { CMD_ERROR, INVALID_LEAGUE_TABLE_ELEMENT };
if (company != INVALID_COMPANY && !Company::IsValidID(company)) return { CMD_ERROR, INVALID_LEAGUE_TABLE_ELEMENT };
if (flags & DC_EXEC) {
LeagueTableElement *lte = new LeagueTableElement();
lte->table = table;
lte->rating = rating;
lte->company = company;
lte->text = text;
lte->score = score;
lte->link = link;
InvalidateWindowData(WC_COMPANY_LEAGUE, table);
return { CommandCost(), lte->index };
}
return { CommandCost(), INVALID_LEAGUE_TABLE_ELEMENT };
}
/**
* Update the attributes of a league table element.
* @param flags type of operation
* @param element Id of the element to update
* @param company Company to show the color blob for or INVALID_COMPANY
* @param text Text of the element
* @param link_type Type of the referenced object
* @param link_target Id of the referenced object
* @return the cost of this operation or an error
*/
CommandCost CmdUpdateLeagueTableElementData(DoCommandFlag flags, LeagueTableElementID element, CompanyID company, const std::string &text, LinkType link_type, LinkTargetID link_target)
{
if (_current_company != OWNER_DEITY) return CMD_ERROR;
auto lte = LeagueTableElement::GetIfValid(element);
if (lte == nullptr) return CMD_ERROR;
if (company != INVALID_COMPANY && !Company::IsValidID(company)) return CMD_ERROR;
Link link{link_type, link_target};
if (!IsValidLink(link)) return CMD_ERROR;
if (flags & DC_EXEC) {
lte->company = company;
lte->text = text;
lte->link = link;
InvalidateWindowData(WC_COMPANY_LEAGUE, lte->table);
}
return CommandCost();
}
/**
* Update the score of a league table element.
* @param flags type of operation
* @param element Id of the element to update
* @param rating Value that elements are ordered by
* @param score String representation of the score associated with the element
* @return the cost of this operation or an error
*/
CommandCost CmdUpdateLeagueTableElementScore(DoCommandFlag flags, LeagueTableElementID element, int64_t rating, const std::string &score)
{
if (_current_company != OWNER_DEITY) return CMD_ERROR;
auto lte = LeagueTableElement::GetIfValid(element);
if (lte == nullptr) return CMD_ERROR;
if (flags & DC_EXEC) {
lte->rating = rating;
lte->score = score;
InvalidateWindowData(WC_COMPANY_LEAGUE, lte->table);
}
return CommandCost();
}
/**
* Remove a league table element.
* @param flags type of operation
* @param element Id of the element to update
* @return the cost of this operation or an error
*/
CommandCost CmdRemoveLeagueTableElement(DoCommandFlag flags, LeagueTableElementID element)
{
if (_current_company != OWNER_DEITY) return CMD_ERROR;
auto lte = LeagueTableElement::GetIfValid(element);
if (lte == nullptr) return CMD_ERROR;
if (flags & DC_EXEC) {
auto table = lte->table;
delete lte;
InvalidateWindowData(WC_COMPANY_LEAGUE, table);
}
return CommandCost();
}
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