#include "sale.h"

#include <numeric>

void Sale::addArticle(Article* articlePtr)
{
    articlePtr->setSale(this);
    articles_.push_back(articlePtr);
}

ArticlesVec& Sale::getArticles() { return articles_; }

void Sale::removeArticle(const Article* articlePtr)
{
    /* auto it = std::find_if(articles_.begin(), articles_.end(),
                               [&articlePtr](auto art) { return art.get() == articlePtr; }); */
    auto it = std::find(articles_.begin(), articles_.end(), articlePtr);

    if (it != articles_.end()) {
        (*it)->setSale(nullptr);
        (*it)->setState(
            Article::State::DELETE); // since we only have ad-hoc articles, that have all been sold
        articles_.erase(it);
    }
}

int Sale::sumInCents()
{
    int sum = std::accumulate(articles_.begin(), articles_.end(), 0,
                              [](int a, const Article* b) { return a + b->getPrice(); });
    return sum;
}

std::string Sale::sumAsString()
{
    std::stringstream sumStream;
    sumStream << std::right << std::setw(12) << std::showbase << std::put_money(sumInCents(), false);
    return sumStream.str();
}

std::string Sale::getTimestamp() { return timestamp_; }

void Sale::setTimestamp(const std::string& timestamp) { timestamp_ = timestamp; }