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/*
* The Mana Client
* Copyright (C) 2025 The Mana Developers
*
* This file is part of The Mana Client.
*
* This program 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; either version 2 of the License, or
* any later version.
*
* This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include "utils/xml.h"
#include <map>
#include <string>
#include <vector>
/**
* A map that returns a default value for non-existent keys.
*/
template<typename Key, typename Value, Value def = Value()>
class MapWithDefault
{
public:
void set(Key key, Value value)
{
mVars[key] = value;
}
Value get(Key key) const
{
auto it = mVars.find(key);
return it != mVars.end() ? it->second : def;
}
void clear()
{
mVars.clear();
}
private:
std::map<Key, Value> mVars;
};
struct QuestEffect
{
std::vector<int> values; // Quest variable values to which the effect applies
std::string map; // Map name the NPC is located on
int npcId = 0;
int statusEffectId = 0;
};
// Map of quest variables, from variable ID to value
using QuestVars = MapWithDefault<int, int>;
// Map of quest effects, from NPC ID to status effect ID
using QuestEffectMap = MapWithDefault<int, int>;
enum class QuestRowType
{
Text,
Name,
Reward,
Giver,
Coordinates,
NPC
};
struct QuestRow
{
QuestRow(QuestRowType type)
: type(type)
{}
QuestRowType type;
std::string text;
int x = 0;
int y = 0;
};
struct QuestState
{
std::string name; // Name of the quest in this state
std::string group; // Group name of the quest in this state
std::vector<int> incomplete; // Quest variable values for this state (quest incomplete)
std::vector<int> complete; // Quest variable values for this state (quest complete)
std::vector<QuestRow> rows; // Rows of text in the Quests window for this state
};
struct Quest
{
std::vector<QuestEffect> effects;
std::vector<QuestState> states;
};
struct QuestEntry
{
int varId;
bool completed;
const QuestState *state;
const std::string &name() const { return state->name; }
const std::vector<QuestRow> &rows() const { return state->rows; }
};
enum class QuestChange
{
None,
New,
Completed
};
namespace QuestDB
{
void init();
void readQuestVarNode(XML::Node node, const std::string &filename);
void unload();
bool hasQuests();
QuestEffectMap getActiveEffects(const QuestVars &questVars,
const std::string &mapName);
std::vector<QuestEntry> getQuestsEntries(const QuestVars &questVars,
bool skipCompleted = false);
QuestChange questChange(int varId, int oldValue, int newValue);
};
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