league_cmd.cpp

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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 <https://www.gnu.org/licenses/old-licenses/gpl-2.0>.
 */

 
#include "stdafx.h"
#include "league_cmd.h"
#include "league_base.h"
#include "command_type.h"
#include "command_func.h"
#include "company_base.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)
 

bool IsValidLink(Link link)
{
  switch (link.type) {
    case LinkType::None: return (link.target == 0);
    case LinkType::Tile: return IsValidTile(link.target);
    case LinkType::Industry: return Industry::IsValidID(link.target);
    case LinkType::Town: return Town::IsValidID(link.target);
    case LinkType::Company: return Company::IsValidID(link.target);
    case LinkType::StoryPage: return StoryPage::IsValidID(link.target);
    default: return false;
  }
  return false;
}

std::tuple<CommandCost, LeagueTableID> CmdCreateLeagueTable(DoCommandFlags flags, const EncodedString &title, const EncodedString &header, const EncodedString &footer)
{
  if (_current_company != OWNER_DEITY) return { CMD_ERROR, LeagueTableID::Invalid() };
  if (!LeagueTable::CanAllocateItem()) return { CMD_ERROR, LeagueTableID::Invalid() };
  if (title.empty()) return { CMD_ERROR, LeagueTableID::Invalid() };
 
  if (flags.Test(DoCommandFlag::Execute)) {
    LeagueTable *lt = LeagueTable::Create(title, header, footer);
    return { CommandCost(), lt->index };
  }
 
  return { CommandCost(), LeagueTableID::Invalid() };
}
 

std::tuple<CommandCost, LeagueTableElementID> CmdCreateLeagueTableElement(DoCommandFlags flags, LeagueTableID table, int64_t rating, CompanyID company, const EncodedString &text, const EncodedString &score, LinkType link_type, LinkTargetID link_target)
{
  if (_current_company != OWNER_DEITY) return { CMD_ERROR, LeagueTableElementID::Invalid() };
  if (!LeagueTableElement::CanAllocateItem()) return { CMD_ERROR, LeagueTableElementID::Invalid() };
  Link link{link_type, link_target};
  if (!IsValidLink(link)) return { CMD_ERROR, LeagueTableElementID::Invalid() };
  if (company != CompanyID::Invalid() && !Company::IsValidID(company)) return { CMD_ERROR, LeagueTableElementID::Invalid() };
 
  if (flags.Test(DoCommandFlag::Execute)) {
    LeagueTableElement *lte = LeagueTableElement::Create(table, rating, company, text, score, link);
    InvalidateWindowData(WindowClass::CompanyLeague, table);
    return { CommandCost(), lte->index };
  }
  return { CommandCost(), LeagueTableElementID::Invalid() };
}

CommandCost CmdUpdateLeagueTableElementData(DoCommandFlags flags, LeagueTableElementID element, CompanyID company, const EncodedString &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 != CompanyID::Invalid() && !Company::IsValidID(company)) return CMD_ERROR;
  Link link{link_type, link_target};
  if (!IsValidLink(link)) return CMD_ERROR;
 
  if (flags.Test(DoCommandFlag::Execute)) {
    lte->company = company;
    lte->text = text;
    lte->link = link;
    InvalidateWindowData(WindowClass::CompanyLeague, lte->table);
  }
  return CommandCost();
}

CommandCost CmdUpdateLeagueTableElementScore(DoCommandFlags flags, LeagueTableElementID element, int64_t rating, const EncodedString &score)
{
  if (_current_company != OWNER_DEITY) return CMD_ERROR;
  auto lte = LeagueTableElement::GetIfValid(element);
  if (lte == nullptr) return CMD_ERROR;
 
  if (flags.Test(DoCommandFlag::Execute)) {
    lte->rating = rating;
    lte->score = score;
    InvalidateWindowData(WindowClass::CompanyLeague, lte->table);
  }
  return CommandCost();
}

CommandCost CmdRemoveLeagueTableElement(DoCommandFlags flags, LeagueTableElementID element)
{
  if (_current_company != OWNER_DEITY) return CMD_ERROR;
  auto lte = LeagueTableElement::GetIfValid(element);
  if (lte == nullptr) return CMD_ERROR;
 
  if (flags.Test(DoCommandFlag::Execute)) {
    auto table = lte->table;
    delete lte;
    InvalidateWindowData(WindowClass::CompanyLeague, table);
  }
  return CommandCost();
}