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#include <quest.hpp>
#include <algorithm>
#include <engine.hpp>
#include <inventory.hpp>
#include <tokens.hpp>
std::vector<Quest> QuestSystem::current;
std::string& trim(std::string& s)
{
auto start = std::find_if(s.begin(), s.end(),
[](char c) { return !isspace(c); }) - s.begin();
auto end = std::find_if(s.rbegin(), s.rend(),
[](char c) { return !isspace(c); }).base() - s.begin();
s = s.substr(start, end - start);
return s;
}
void QuestSystem::update(entityx::EntityManager &en, entityx::EventManager &ev, entityx::TimeDelta dt)
{
(void)en;
(void)ev;
(void)dt;
}
int QuestSystem::assign(std::string title, std::string desc, std::string req)
{
current.emplace_back(title, desc);
auto* list = ¤t.back().reqs;
std::string reqTitle;
for (auto s : tokens(req, ',')) {
trim(s);
if (s == "Reward") {
list = ¤t.back().rewards;
} else {
if (!reqTitle.empty()) {
list->emplace_front(reqTitle, std::stoi(s));
reqTitle.clear();
} else {
reqTitle = s;
}
}
}
return 0;
}
int QuestSystem::drop(std::string title)
{
current.erase(std::remove_if(std::begin(current), std::end(current),
[&title](const Quest& q) { return (q.name == title); }));
return 0;
}
int QuestSystem::finish(std::string title)
{
auto quest = std::find_if(std::begin(current), std::end(current),
[&title](const Quest& q) { return (q.name == title); });
if (quest == std::end(current))
return -1;
for (const auto& r : quest->reqs) {
if (!InventorySystem::take(r.first, r.second))
return -1;
}
for (const auto& r : quest->rewards)
InventorySystem::add(r.first, r.second);
drop(title);
return 0;
}
bool QuestSystem::hasQuest(std::string title)
{
return (std::find_if(std::begin(current), std::end(current),
[&title](const Quest& q) { return (q.name == title); }) != std::end(current));
}
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