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#include "balance.h"
#include "util.h"
#include <deque>
#include <algorithm>
namespace ledger {
amount_t balance_t::amount(const commodity_t& commodity) const
{
if (! commodity) {
if (amounts.size() == 1) {
amounts_map::const_iterator i = amounts.begin();
return (*i).second;
}
}
else if (amounts.size() > 0) {
amounts_map::const_iterator i = amounts.find(&commodity);
if (i != amounts.end())
return (*i).second;
}
return amount_t();
}
balance_t balance_t::value(const std::time_t moment) const
{
balance_t temp;
for (amounts_map::const_iterator i = amounts.begin();
i != amounts.end();
i++)
temp += (*i).second.value(moment);
return temp;
}
balance_t balance_t::price() const
{
balance_t temp;
for (amounts_map::const_iterator i = amounts.begin();
i != amounts.end();
i++)
temp += (*i).second.price();
return temp;
}
struct compare_amount_commodities {
bool operator()(const amount_t * left, const amount_t * right) const {
return left->commodity().symbol < right->commodity().symbol;
}
};
void balance_t::write(std::ostream& out,
const int first_width,
const int latter_width) const
{
bool first = true;
int lwidth = latter_width;
if (lwidth == -1)
lwidth = first_width;
typedef std::deque<const amount_t *> amounts_deque;
amounts_deque sorted;
for (amounts_map::const_iterator i = amounts.begin();
i != amounts.end();
i++)
if ((*i).second)
sorted.push_back(&(*i).second);
std::stable_sort(sorted.begin(), sorted.end(), compare_amount_commodities());
for (amounts_deque::const_iterator i = sorted.begin();
i != sorted.end();
i++) {
int width;
if (! first) {
out << std::endl;
width = lwidth;
} else {
first = false;
width = first_width;
}
out.width(width);
out.fill(' ');
out << std::right << **i;
}
if (first) {
out.width(first_width);
out.fill(' ');
out << std::right << "0";
}
}
} // namespace ledger
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